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2019-11-14 Release Manager
* GCC 7.5.0 released.
2019-10-12 Eric Botcazou <ebotcazou@adacore.com>
PR ada/91995
* sem_util.ads (Defining_Entity): Remove 2nd and 3th parameters.
* sem_util.adb (Defining_Entity): Remove 2nd and 3th parameters,
and adjust accordingly.
2019-10-11 Eric Botcazou <ebotcazou@adacore.com>
* gcc-interface/decl.c (annotate_value) <INTEGER_CST>: Really test the
sign of the value when deciding to build a NEGATE_EXPR.
<PLUS_EXPR>: Remove redundant line.
<BIT_AND_EXPR>: Do the negation here.
2019-09-23 Eric Botcazou <ebotcazou@adacore.com>
* gcc-interface/trans.c (Attribute_to_gnu): Test Can_Use_Internal_Rep
on the underlying type of the node.
(Call_to_gnu): Likewise with the type of the prefix.
2019-09-06 Iain Sandoe <iain@sandoe.co.uk>
Backport from mainline.
2019-07-02 Iain Sandoe <iain@sandoe.co.uk>
* system-darwin-ppc.ads: Set Stack_Check_Probes True for
PPC Darwin.
2019-09-06 Iain Sandoe <iain@sandoe.co.uk>
Backport from mainline.
2019-06-30 Iain Sandoe <iain@sandoe.co.uk>
* gnatlink.adb (Link_Step): Push -shared-libgcc explicitly, when it
is the target default (unless overidden by the static flag).
When the user has put an instance of shared/static-libgcc do not push
a duplicate of this.
2019-06-29 Eric Botcazou <ebotcazou@adacore.com>
* gcc-interface/trans.c (mark_visited_r): Set TYPE_SIZES_GIMPLIFIED on
the main variant of a type, if any.
2019-06-29 Eric Botcazou <ebotcazou@adacore.com>
* gcc-interface/decl.c (set_nonaliased_component_on_array_type): Add
missing guard for the presence of TYPE_CANONICAL.
(set_reverse_storage_order_on_array_type): Likewise.
2019-05-28 Eric Botcazou <ebotcazou@adacore.com>
* gcc-interface/trans.c (walk_nesting_tree): New static function.
(finalize_nrv): Use it to walk the entire nesting tree.
2019-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
* gcc-interface/Makefile.in (install-gcc-specs): Use foreach.
Honor DESTDIR.
2019-02-26 Eric Botcazou <ebotcazou@adacore.com>
PR ada/81956
Backport from mainline
2017-09-06 Ed Schonberg <schonberg@adacore.com>
* exp_ch6.adb (Expand_Call_Helper): Do not optimize calls to
null procedures when GNAT coverage is used, so that their (empty)
bodies are properly covered.
2017-09-06 Ed Schonberg <schonberg@adacore.com>
* exp_ch6.adb (Expand_Call_Helper): Replace call to null
procedure by a single null statement, after evaluating the
actuals that require it.
2019-02-23 Eric Botcazou <ebotcazou@adacore.com>
PR ada/89349
Backport from mainline
2018-05-25 Arnaud Charlet <charlet@adacore.com>
* osint.ads (Unknown_Attributes): No longer pretend this is a constant.
(No_File_Info_Cache): Initialize separately.
* osint.adb (No_File_Info_Cache): Update initializer.
2019-02-08 Eric Botcazou <ebotcazou@adacore.com>
* gcc-interface/trans.c (Loop_Statement_to_gnu): Replace tests on
individual flag_unswitch_loops and flag_tree_loop_vectorize switches
with test on global optimize switch.
(Raise_Error_to_gnu): Likewise.
2019-02-07 Eric Botcazou <ebotcazou@adacore.com>
* s-linux-sparc.ads (ETIMEDOUT): Set to correct value.
2019-02-06 Eric Botcazou <ebotcazou@adacore.com>
Backport from mainline
2017-09-05 Eric Botcazou <ebotcazou@adacore.com>
* gcc-interface/decl.c (annotate_value): Tidy up.
<INTEGER_CST>: Set TCODE instead of recursing.
<COMPONENT_REF>: Set TCODE instead of calling Create_Node manually.
<MULT_EXPR, PLUS_EXPR>: Fold conversions into inner operations.
<BIT_AND_EXPR>: Adjust.
<CALL_EXPR>: Do not fall through.
2019-01-27 Eric Botcazou <ebotcazou@adacore.com>
* gcc-interface/decl.c (array_type_has_nonaliased_component): Return
the same value for every dimension of a multidimensional array type.
2019-01-26 Eric Botcazou <ebotcazou@adacore.com>
* gcc-interface/trans.c (gnat_to_gnu) <N_Assignment_Statement>: Use
DECL_SIZE_UNIT instead of TYPE_SIZE_UNIT for the size to be assigned
by a call to memset if the LHS is a DECL.
2019-01-26 Eric Botcazou <ebotcazou@adacore.com>
* gcc-interface/trans.c (struct loop_info_d): Remove artificial field.
(Loop_Statement_to_gnu): Do not set it.
2019-01-26 Eric Botcazou <ebotcazou@adacore.com>
* gcc-interface/decl.c (annotate_value) <INTEGER_CST>: Use test on
the sign bit instead of on the sign of the value.
<PLUS_EXPR>: Turn addition of negative constant into subtraction.
<BIT_AND_EXPR>: Simplify.
2018-12-24 Iain Sandoe <iain@sandoe.co.uk>
* adaint.c [__APPLE__] (__gnat_lwp_self): Ensure that the system
interface used is available on the target.
2018-12-06 Release Manager
* GCC 7.4.0 released.
2018-11-15 Eric Botcazou <ebotcazou@adacore.com>
* gcc-interface/misc.c (gnat_init_gcc_eh): Do not override the switch
-fnon-call-exceptions passed on the command line in -gnatp mode.
2018-11-13 Eric Botcazou <ebotcazou@adacore.com>
* gcc-interface/misc.c (gnat_init_gcc_eh): Set -fnon-call-exceptions
for the runtime on platforms where System.Machine_Overflow is true.
2018-11-08 Eric Botcazou <ebotcazou@adacore.com>
* fe.h (Suppress_Checks): Declare.
* gcc-interface/misc.c (gnat_init_gcc_eh): Set -fnon-call-exceptions
only if checks are not suppressed and -faggressive-loop-optimizations
only if they are.
* gcc-interface/trans.c (struct loop_info_d): Remove has_checks and
warned_aggressive_loop_optimizations fields.
(gigi): Do not clear warn_aggressive_loop_optimizations here.
(Raise_Error_to_gnu): Do not set has_checks.
(gnat_to_gnu) <N_Indexed_Component>: Remove support for aggressive
loop optimizations.
2018-10-22 Eric Botcazou <ebotcazou@adacore.com>
* gcc-interface/utils.c (unchecked_convert): Use local variables for
the biased and reverse SSO attributes of both types.
Further extend the processing of integral types in the presence of
reverse SSO to all scalar types.
2018-10-22 Eric Botcazou <ebotcazou@adacore.com>
* gcc-interface/trans.c (Pragma_to_gnu) <Pragma_Inspection_Point>: Use
a simple memory constraint in all cases.
2018-09-13 Eric Botcazou <ebotcazou@adacore.com>
Backport from mainline
2018-07-31 Eric Botcazou <ebotcazou@adacore.com>
* s-osinte-solaris.ads (upad64_t): New private type.
(mutex_t): Use it for 'lock' and 'data' components.
(cond_t): Likewise for 'data' and use single 'flags' component.
2018-07-17 Eric Botcazou <ebotcazou@adacore.com>
* gcc-interface/decl.c (choices_to_gnu): Rename parameters. Deal with
an operand of Character type. Factor out range generation to the end.
Check that the bounds are literals and convert them to the type of the
operand before building the ranges.
* gcc-interface/utils.c (make_dummy_type): Minor tweak.
(make_packable_type): Propagate TYPE_DEBUG_TYPE.
(maybe_pad_type): Likewise.
2018-07-17 Eric Botcazou <ebotcazou@adacore.com>
* gcc-interface/decl.c (gnat_to_gnu_entity) <E_Variable>: Deal with
more rvalues in the expression of a renaming.
2018-06-12 Eric Botcazou <ebotcazou@adacore.com>
* gcc-interface/ada-tree.h (TYPE_RETURN_BY_DIRECT_REF_P): Change from
using TYPE_LANG_FLAG_4 to using TYPE_LANG_FLAG_0.
(TYPE_ALIGN_OK): Move around.
(TYPE_PADDING_FOR_COMPONENT): Remove superfluous parentheses.
* gcc-interface/decl.c (change_qualified_type): Move to...
(gnat_to_gnu_entity): Adjust comment.
* gcc-interface/gigi.h (change_qualified_type): ...here; make inline.
(ceil_pow2): Use ceil_log2.
* gcc-interface/utils.c (finish_subprog_decl): Add couple of comments
and do not set TREE_SIDE_EFFECTS.
(handle_noreturn_attribute): Use change_qualified_type.
2018-06-12 Eric Botcazou <ebotcazou@adacore.com>
* gcc-interface/decl.c (gnat_to_gnu_entity) <E_Constant>: Do not get
the expression of a dispatch table that is not being defined.
<E_Record_Subtype>: Remove obsolete kludge.
2018-06-12 Eric Botcazou <ebotcazou@adacore.com>
Backpor from mainline
2018-06-02 Eric Botcazou <ebotcazou@adacore.com>
* gcc-interface/decl.c (gnat_to_gnu_entity) <E_Constant>: If this is
not a definition, retrieve the expression only if it's a compile-time
known value if we are just annotating types.
* gcc-interface/utils.c (convert): Do not try to upcast properly for a
conversion between tagged types in type_annotate_only mode.
2018-06-12 Eric Botcazou <ebotcazou@adacore.com>
Backport from mainline
2018-06-11 Eric Botcazou <ebotcazou@adacore.com>
* gcc-interface/decl.c (gnat_to_gnu_entity) <E_Array_Type>: Reuse the
existing fields of a dummy fat pointer type, if any. Clear the
TYPE_DECL_SUPPRESS_DEBUG on the fat pointer type after completing it.
2018-06-02 Eric Botcazou <ebotcazou@adacore.com>
* gcc-interface/ada-tree.h (TYPE_PADDING_FOR_COMPONENT): New macro.
* gcc-interface/decl.c (gnat_to_gnu_component_type): Cache the padding
type built for an aliased component with variable size.
2018-06-02 Eric Botcazou <ebotcazou@adacore.com>
Backport from mainline
2018-05-31 Eric Botcazou <ebotcazou@adacore.com>
* gcc-interface/trans.c (Call_to_gnu): If this is a function call and
there is no target, also create a temporary for the return value for
an allocator if the type is an unconstrained record type with default
discriminant.
2018-04-12 Sebastian Huber <sebastian.huber@embedded-brains.de>
Backport from mainline
2018-03-07 Sebastian Huber <sebastian.huber@embedded-brains.de>
* gcc-interface/Makefile.in (OSCONS_CPP): Remove redundant
$(GNATLIBCFLAGS).
(OSCONS_EXTRACT): Add $(GNATLIBCFLAGS_FOR_C).
2018-03-12 Eric Botcazou <ebotcazou@adacore.com>
PR ada/82813
* gcc-interface/misc.c (gnat_post_options): Disable string overflow
warnings.
2018-03-10 Eric Botcazou <ebotcazou@adacore.com>
* gcc-interface/trans.c (node_has_volatile_full_access) <N_Identifier>:
Consider only entities for objects.
2018-03-06 Eric Botcazou <ebotcazou@adacore.com>
* gcc-interface/trans.c (convert_with_check): Fix typo in the condition
guarding the overflow check emitted for the upper bound of a floating-
point conversion.
2018-01-25 Release Manager
* GCC 7.3.0 released.
2017-12-14 Eric Botcazou <ebotcazou@adacore.com>
* gcc-interface/decl.c (gnat_to_gnu_field): Do not set the alignment
of the enclosing record type if it is not already set.
2017-12-13 Eric Botcazou <ebotcazou@adacore.com>
* gcc-interface/trans.c (Subprogram_Body_to_gnu): Initialize locus.
2017-12-13 Eric Botcazou <ebotcazou@adacore.com>
* gcc-interface/trans.c (process_freeze_entity): Be prepared for a
package without body.
2017-12-13 Eric Botcazou <ebotcazou@adacore.com>
* gcc-interface/decl.c (gnat_to_gnu_entity): Robustify test for types
descendant of System.Address.
(gnat_to_gnu_subprog_type): Likewise.
2017-12-04 Sebastian Huber <sebastian.huber@embedded-brains.de>
* gcc-interface/Makefile.in (RTEMS): Use s-osprim.adb.
* s-osprim-rtems.adb: New file.
* s-osinte-rtems.adb (pthread_cond_t): Fix alignment.
(pthread_mutexattr_t): Likewise.
(pthread_rwlockattr_t): Likewise.
(pthread_rwlock_t): Likewise.
(time_t): Use 64-bit integer.
2017-12-01 Sebastian Huber <sebastian.huber@embedded-brains.de>
* s-osinte-rtems.ads (pthread_cond_t): Use correct size and
alignment.
(pthread_mutex_t): Likewise.
(pthread_rwlock_t): Likewise.
2017-11-10 Eric Botcazou <ebotcazou@adacore.com>
* gcc-interface/utils.c (convert) <RECORD_TYPE>: Add comment and do
not fall through to the next case.
<ARRAY_TYPE>: Deal specially with a dereference from another array
type with the same element type.
2017-10-21 Eric Botcazou <ebotcazou@adacore.com>
* gcc-interface/Makefile.in: Remove bogus settings for VxWorks.
2017-10-05 Eric Botcazou <ebotcazou@adacore.com>
PR ada/82393
* mingw32.h (_O_U8TEXT, _O_U16TEXT, _O_WTEXT): Delete.
* sysdep.c (__gnat_set_mode ): Use DJGPP version for Cygwin.
2017-09-15 Martin Liska <mliska@suse.cz>
Backport from mainline
2017-08-29 Martin Liska <mliska@suse.cz>
PR other/39851
* gcc-interface/trans.c (Pragma_to_gnu): Set argument to NULL.
2017-09-09 Eric Botcazou <ebotcazou@adacore.com>
* gcc-interface/decl.c (promote_object_alignment): New function taken
from...
(gnat_to_gnu_entity) <E_Variable>: ...here. Invoke it.
(gnat_to_gnu_field): If the field is Atomic or VFA, invoke it and
create a padding type on success before doing the atomic check.
2017-09-09 Eric Botcazou <ebotcazou@adacore.com>
* gcc-interface/decl.c (gnat_to_gnu_entity) <E_Variable>: Apply the
promotion to static memory earlier in the processing.
2017-09-09 Eric Botcazou <ebotcazou@adacore.com>
* sem_util.ads (Set_Rep_Info): New inline procedure.
* sem_util.adb (Set_Rep_Info): Implement it.
* sem_ch3.adb (Process_Subtype): If the case of a constraint present,
always copy the representation aspects onto the subtype.
* gcc-interface/decl.c (gnat_to_gnu_entity): Only set the TYPE_ALIGN_OK
and TYPE_BY_REFERENCE_P flags on types after various promotions.
* gcc-interface/trans.c (node_has_volatile_full_access) <N_Identifier>:
Consider all kinds of entities.
2017-09-05 Eric Botcazou <ebotcazou@adacore.com>
PR ada/62235
* gcc-interface/decl.c (gnat_to_gnu_entity): Skip regular processing
for Itypes that are E_Record_Subtype with a cloned subtype.
<E_Record_Subtype>: Use the DECL of the cloned type directly, if any.
2017-09-05 Eric Botcazou <ebotcazou@adacore.com>
* gcc-interface/utils.c (unchecked_convert): When the result type is a
non-biased integral type with size 0, set the result to 0 directly.
2017-09-05 Eric Botcazou <ebotcazou@adacore.com>
* gcc-interface/trans.c (Call_to_gnu): If this is a function call and
there is no target, do not create a temporary for the return value for
an allocator either.
2017-09-05 Eric Botcazou <ebotcazou@adacore.com>
* gcc-interface/trans.c (pos_to_constructor): Skip conversions to an
unconstrained array type.
2017-08-14 Release Manager
* GCC 7.2.0 released.
2017-07-15 John Paul Adrian Glaubitz <glaubitz@physik.fu-berlin.de>
PR ada/81446
* system-linux-m68k.ads: Add pragma No_Elaboration_Code_All.
(Backend_Overflow_Checks): Set to True.
2017-06-15 Nicolas Boulenguez <nicolas.boulenguez@free.fr>
PR ada/81105
* gcc-interface/Makefile.in (x86 kfreebsd): Adjust system.ads setting.
(i[3456]86-pc-gnu): Likewise.
(x86_64 kfreebsd): Likewise.
2017-06-12 Eric Botcazou <ebotcazou@adacore.com>
PR ada/81070
* s-interr-hwint.adb: Reinstate.
* gcc-interface/Makefile.in (RTEMS): Use it again.
2017-06-12 Sebastian Huber <sebastian.huber@embedded-brains.de>
Backport from mainline
2017-06-07 Sebastian Huber <sebastian.huber@embedded-brains.de>
* Makefile.in (rtems): Use TLS implementation for s-tpopsp.adb.
* s-tpopsp-rtems.adb: Delete.
2017-05-22 Eric Botcazou <ebotcazou@adacore.com>
* gcc-interface/decl.c (gnat_to_gnu_entity): Skip regular processing
for Itypes that are E_Access_Subtype.
<E_Access_Subtype>: Use the DECL of the base type directly.
2017-05-17 Eric Botcazou <ebotcazou@adacore.com>
PR ada/80784
Backport from mainline
2017-05-02 Ed Schonberg <schonberg@adacore.com>
* exp_ch3.adb (Freeze_Type): Do not generate an invariant
procedure body for a local (sub)type declaration within a
predicate function. Invariant checks do not apply to these, and
the expansion of the procedure will happen in the wrong scope,
leading to misplaced freeze nodes.
2017-05-12 Eric Botcazou <ebotcazou@adacore.com>
* system-linux-arm.ads (Memory_Size): Use Long_Integer'Size
instead of Word_Size.
Revert
2017-03-28 Andreas Schwab <schwab@suse.de>
PR ada/80117
* system-linux-aarch64-ilp32.ads: New file.
* gcc-interface/Makefile.in (LIBGNAT_TARGET_PAIRS_COMMON): Rename
from LIBGNAT_TARGET_PAIRS.
(LIBGNAT_TARGET_PAIRS_32, LIBGNAT_TARGET_PAIRS_64): Define.
(LIBGNAT_TARGET_PAIRS): Use LIBGNAT_TARGET_PAIRS_COMMON, and
LIBGNAT_TARGET_PAIRS_64 or LIBGNAT_TARGET_PAIRS_32 for -mabi=lp64
or -mabi=ilp32, resp.
2017-05-10 H.J. Lu <hongjiu.lu@intel.com>
Back port from mainline
2017-05-10 H.J. Lu <hongjiu.lu@intel.com>
PR ada/80626
* system-linux-x86.ads (Memory_Size): Use Long_Integer'Size
instead of Word_Size.
2017-05-02 Release Manager
* GCC 7.1.0 released.
2017-04-04 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
* system-linux-s390.ads: Use Long_Integer'Size to define
Memory_Size.
2017-04-04 Eric Botcazou <ebotcazou@adacore.com>
* sem_ch3.adb (Build_Derived_Record_Type): Fix long line.
2017-04-03 Jonathan Wakely <jwakely@redhat.com>
* doc/gnat_ugn/gnat_and_program_execution.rst: Fix typo.
* g-socket.adb (To_Host_Entry): Fix typo in comment.
* gnat_ugn.texi: Fix typo.
* raise.c (_gnat_builtin_longjmp): Fix capitalization in comment.
* s-stposu.adb (Allocate_Any_Controlled): Fix typo in comment.
* sem_ch3.adb (Build_Derived_Record_Type): Likewise.
* sem_util.adb (Mark_Coextensions): Likewise.
* sem_util.ads (Available_Full_View_Of_Component): Likewise.
2017-03-28 Andreas Schwab <schwab@suse.de>
PR ada/80117
* system-linux-aarch64-ilp32.ads: New file.
* gcc-interface/Makefile.in (LIBGNAT_TARGET_PAIRS_COMMON): Rename
from LIBGNAT_TARGET_PAIRS.
(LIBGNAT_TARGET_PAIRS_32, LIBGNAT_TARGET_PAIRS_64): Define.
(LIBGNAT_TARGET_PAIRS): Use LIBGNAT_TARGET_PAIRS_COMMON, and
LIBGNAT_TARGET_PAIRS_64 or LIBGNAT_TARGET_PAIRS_32 for -mabi=lp64
or -mabi=ilp32, resp.
2017-03-14 James Cowgill <James.Cowgill@imgtec.com>
* s-osinte-linux.ads (struct_sigaction): Use correct type for sa_flags.
2017-03-08 Thanassis Tsiodras <ttsiodras@gmail.com>
PR ada/79903
* socket.c (__gnat_gethostbyaddr): Add missing test for __rtems__.
2017-03-08 Eric Botcazou <ebotcazou@adacore.com>
PR ada/79945
* system-linux-ppc.ads (Default_Bit_Order): Use Standard's setting.
* system-linux-arm.ads (Default_Bit_Order): Likewise.
* system-linux-mips.ads (Default_Bit_Order): Likewise.
* system-linux-armeb.ads: Delete.
* system-linux-mipsel.ads: Likewise.
* gcc-interface/Makefile.in (MIPS/Linux): Adjust.
(ARM/Linux): Likewise.
2017-02-24 Jakub Jelinek <jakub@redhat.com>
PR c/79677
* gcc-interface/misc.c (gnat_handle_option): Pass true to
handle_generated_option GENERATED_P.
2017-02-24 Eric Botcazou <ebotcazou@adacore.com>
* gcc-interface/decl.c (gnat_to_gnu_field): Do not remove the wrapper
around a justified modular type if it doesn't have the same scalar
storage order as the enclosing record type.
2017-02-24 Eric Botcazou <ebotcazou@adacore.com>
* gcc-interface/trans.c (gnat_to_gnu): Do not apply special handling
of boolean rvalues to function calls.
2017-02-24 Eric Botcazou <ebotcazou@adacore.com>
* gcc-interface/utils.c (fold_bit_position): New function.
(rest_of_record_type_compilation): Call it instead of bit_position to
compute the field position and remove the call to remove_conversions.
(compute_related_constant): Factor out the multiplication in both
operands, if any, and streamline the final test.
2017-02-24 Eric Botcazou <ebotcazou@adacore.com>
* gcc-interface/trans.c (return_value_ok_for_nrv_p): Add sanity check.
2017-02-24 Eric Botcazou <ebotcazou@adacore.com>
* gcc-interface/decl.c: Include demangle.h.
(is_cplusplus_method): Return again true for a primitive operation
only if it is dispatching. For a subprogram with an interface name,
call the demangler to get the number of C++ parameters and compare it
with the number of Ada parameters.
2017-02-24 Eric Botcazou <ebotcazou@adacore.com>
* gcc-interface/trans.c (Handled_Sequence_Of_Statements_to_gnu): If
there is no end label, put the location of the At_End procedure on
the call to the procedure.
2017-02-24 Eric Botcazou <ebotcazou@adacore.com>
* gcc-interface/misc.c (gnat_type_max_size): Try to return a meaningful
value for array types with TYPE_INDEX_TYPE set on their domain type.
* gcc-interface/utils.c (max_size): For operations and expressions, do
not build a new node if the operands have not changed or are missing.
2017-02-24 Eric Botcazou <ebotcazou@adacore.com>
* gcc-interface/utils.c (max_size) <tcc_expression>: Flip the second
argument when recursing on TRUTH_NOT_EXPR.
2017-02-12 John Marino <gnugcc@marino.st>
* system-freebsd-x86.ads: Rename into...
* system-freebsd.ads: ...this.
(Default_Bit_Order): Define using Standard'Default_Bit_Order.
* gcc-interface/Makefile.in: Support aarch64-freebsd.
(x86-64/FreeBSD): Adjust to above renaming.
(i386/FreeBSD): Likewise.
2017-02-09 Gerald Pfeifer <gerald@pfeifer.com>
* comperr.adb: Update FSF bug reporting URL.
2017-02-01 Eric Botcazou <ebotcazou@adacore.com>
Jakub Jelinek <jakub@redhat.com>
PR ada/79309
* adaint.c (__gnat_killprocesstree): Fix broken string handling.
2017-01-25 Maxim Ostapenko <m.ostapenko@samsung.com>
PR lto/79061
* gcc-interface/utils.c (get_global_context): Pass main_input_filename
to build_translation_unit_decl.
2017-01-23 Javier Miranda <miranda@adacore.com>
* sem_util.adb (New_Copy_Tree): Code cleanup:
removal of the internal map (ie. variable Actual_Map, its
associated local variables, and all the code handling it).
* sem_ch9.adb (Analyze_Task_Type_Declaration): in GNATprove mode
force loading of the System package when processing a task type.
(Analyze_Protected_Type_Declaration): in GNATprove mode force
loading of the System package when processing a protected type.
* sem_ch10.adb (Analyze_Compilation_Unit): in GNATprove mode
force loading of the System package when processing compilation
unit with a main-like subprogram.
* frontend.adb (Frontend): remove forced loading of the System
package.
2017-01-23 Ed Schonberg <schonberg@adacore.com>
* sem_prag.adb (Default_Initial_Condition): If the desired type
declaration is a derived type declaration with discriminants,
it is rewritten as a private type declaration.
* sem_ch13.adb (Replace_Type_References_Generic,
Visible_Component): A discriminated private type with descriminnts
has components that must be rewritten as selected components
if they appear as identifiers in an aspect expression such as
a Default_Initial_Condition.
* sem_util.adb (Defining_Entity): support N_Iterator_Specification
nodes.
2017-01-23 Hristian Kirtchev <kirtchev@adacore.com>
* ghost.ads, ghost.adb (Is_Ignored_Ghost_Unit): New routine.
* gnat1drv.adb Generate an empty object file for an ignored
Ghost compilation unit.
* inline.adb, sem_util.adb, sem_ch4.adb: Minor reformatting.
2017-01-23 Yannick Moy <moy@adacore.com>
* sem_ch4.adb (Analyze_Indexed_Component_Form):
Adapt to inlined prefix with string literal subtype.
* inline.adb (Expand_Inlined_Call): Keep unchecked
conversion inside inlined call when formal type is constrained.
2017-01-23 Javier Miranda <miranda@adacore.com>
* sem_util.adb (New_Copy_Tree): Code cleanup:
removal of global variables. All the global variables, global
functions and tables of this subprogram are now declared locally.
2017-01-23 Gary Dismukes <dismukes@adacore.com>
* exp_strm.ads: Minor reformatting and typo fixes.
2017-01-23 Hristian Kirtchev <kirtchev@adacore.com>
* sem_aggr.adb, par_sco.adb, exp_util.adb, sem.adb, sem_ch4.adb,
exp_aggr.adb: Minor reformatting.
* g-diopit.adb: minor grammar/punctuation fix in comment.
* g-byorma.ads: minor fix of unbalanced parens in comment.
2017-01-23 Hristian Kirtchev <kirtchev@adacore.com>
* par.adb: Update the documentation of component Labl.
* par-ch6.adb (P_Return_Statement): Set the expected label of
an extended return statement to Error.
2017-01-23 Tristan Gingold <gingold@adacore.com>
* s-boustr.ads, s-boustr.adb (Is_Full): New function.
2017-01-23 Ed Schonberg <schonberg@adacore.com>
* expander.adb: Handle N_Delta_Aggregate.
2017-01-23 Javier Miranda <miranda@adacore.com>
* exp_ch6.adb (Expand_Call): Improve the code that
checks if some formal of the called subprogram is a class-wide
interface, to handle subtypes of class-wide interfaces.
2017-01-23 Javier Miranda <miranda@adacore.com>
* checks.adb (Apply_Parameter_Aliasing_Checks):
Remove side effects of the actuals before generating the overlap
check.
2017-01-23 Justin Squirek <squirek@adacore.com>
* exp_strm.ads, exp_strm.ads
(Build_Record_Or_Elementary_Input_Function): Add an extra parameter so
as to avoid getting the underlying type by default.
* exp_attr.adb (Expand_N_Attribute_Reference): Remove use of
underlying type in the Iiput and output attribute cases when
building their respective functions.
2017-01-23 Gary Dismukes <dismukes@adacore.com>
* scng.adb: Minor reformatting of error message.
2017-01-23 Ed Schonberg <schonberg@adacore.com>
* sem_ch6.adb (Analyze_Expression_Function): Do not attempt
to freeze the return type of an expression funxtion that is a
completion, if the type is a limited view and the non-limited
view is available.
2017-01-23 Ed Schonberg <schonberg@adacore.com>
* par-ch4.adb (P_Aggregate_Or_Parent_Expr): Recognize delta
aggregate construct.
(P_Record_Or_Array_Component_Association): An array aggregate
can start with an Iterated_Component_Association.
* scng.adb: Modify error message on improper use of @ in earlier
versions of the language.
* sinfo.ads: New node kind N_Delta_Aggregate.
* sinfo.adb: An N_Delta_Aggregate has component associations and
an expression.
* sem_res.adb (Resolve): Call Resolve_Delta_Aggregate.
* sem_aggr.ads, sem_aggr.adb (Resolve_Iterated_Component_Association):
Create a new index for each one of the choices in the association,
to prevent spurious homonyms in the scope.
(Resolve_Delta_Aggregate): New.
* sem.adb: An N_Delta_Aggregate is analyzed like an aggregate.
* exp_util.adb (Insert_Actions): Take into account
N_Delta_Aggregate.
* exp_aggr.ads: New procedure Expand_N_Delta_Aggregate.
* exp_aggr.adb: New procedure Expand_N_Delta_Aggregate,
and local procedures Expand_Delta_Array_Aggregate and
expand_Delta_Record_Aggregate.
* sprint.adb: Handle N_Delta_Aggregate.
2017-01-23 Hristian Kirtchev <kirtchev@adacore.com>
* exp_ch11.adb (Expand_N_Exception_Declaration): Generate an
empty name when the exception declaration is subject to pragma
Discard_Names.
(Null_String): New routine.
2017-01-23 Hristian Kirtchev <kirtchev@adacore.com>
* par-ch9.adb (P_Protected_Definition): Parse
any optional and potentially illegal pragmas which appear in
a protected operation declaration list.
(P_Task_Items): Parse
any optional and potentially illegal pragmas which appear in a
task item list.
2017-01-23 Pascal Obry <obry@adacore.com>
* s-taprop-mingw.adb (Enter_Task): Initialize the Thread handle which
is needed when a foreign thread call a Win32 API using a thread handle
like GetThreadTimes() for example.
2017-01-23 Hristian Kirtchev <kirtchev@adacore.com>
* sem_ch13.adb (Analyze_Attribute_Definition_Clause): Do not
allow an 'Address clause to be specified on a prefix of a
class-wide type.
2017-01-23 Hristian Kirtchev <kirtchev@adacore.com>
* checks.adb (Insert_Valid_Check): Ensure that the prefix of
attribute 'Valid is a renaming of the original expression when
the expression denotes a name. For all other kinds of expression,
use a constant to capture the value.
* exp_util.adb (Is_Name_Reference): Moved to Sem_Util.
* sem_util.ads, sem_util.adb (Is_Name_Reference): Moved from Exp_Util.
2017-01-23 Justin Squirek <squirek@adacore.com>
* sem_eval.adb (Eval_Integer_Literal): Add special
case to avoid optimizing out check if the literal appears in
an if-expression.
2017-01-23 Hristian Kirtchev <kirtchev@adacore.com>
* sem_ch13.adb (Analyze_Attribute_Definition_Clause): Do not
allow an 'Address clause to be specified on a prefix of a
class-wide type.
2017-01-23 Hristian Kirtchev <kirtchev@adacore.com>
* checks.adb (Insert_Valid_Check): Ensure that the prefix of
attribute 'Valid is a renaming of the original expression when
the expression denotes a name. For all other kinds of expression,
use a constant to capture the value.
* exp_util.adb (Is_Name_Reference): Moved to Sem_Util.
* sem_util.ads, sem_util.adb (Is_Name_Reference): Moved from Exp_Util.
2017-01-23 Justin Squirek <squirek@adacore.com>
* sem_eval.adb (Eval_Integer_Literal): Add special
case to avoid optimizing out check if the literal appears in
an if-expression.
2017-01-23 Ed Schonberg <schonberg@adacore.com>
* sem_ch4.adb (Try_Primitive_Operations,
Is_Valid_First_Argument_Of): argument is valid if it is a derived
type with unknown discriminants that matches its underlying
record view.
* exp_util.adb (Expand_Subtype_From_Expr): Do not expand
expression if its type is derived from a limited type with
unknown discriminants, because the expansion (which is a call)
must be expanded in the enclosing context to add the proper build-
in-place parameters to the call.
* lib.ads, exp_ch9.adb: Minor fixes in comments.
2017-01-23 Yannick Moy <moy@adacore.com>
* frontend.adb (Frontend): Do not load runtime
unit for GNATprove when parsing failed.
* exp_ch9.adb: minor removal of extra whitespace
* exp_ch6.adb: minor typo in comment
* sem_util.adb: Code cleanup.
* exp_ch9.ads, par-ch2.adb: minor style fixes in whitespace and comment
* a-ngcefu.adb: minor style fix in whitespace
2017-01-23 Thomas Quinot <quinot@adacore.com>
* scos.ads: Document usage of 'd' as default SCO kind for
declarations.
* par_sco.adb (Traverse_Declarations_Or_Statements.
Traverse_Degenerate_Subprogram): New supporting routine for expression
functions and null procedures.
(Traverse_Declarations_Or_Statements.Traverse_One): Add
N_Expression_Function to the subprogram case; add required
support for null procedures and expression functions.
2017-01-23 Bob Duff <duff@adacore.com>
* namet.ads (Bounded_String): Decrease the size of type
Bounded_String to avoid running out of stack space.
* namet.ads (Append): Don't ignore buffer overflow; raise
Program_Error instead.
2017-01-23 Hristian Kirtchev <kirtchev@adacore.com>
* exp_ch5.adb, freeze.adb, par-ch4.adb, scng.adb, sem_ch13.adb,
sem_ch3.adb, sem_ch5.adb, sem_ch5.ads, sem_util.adb, sinfo.ads: Minor
reformatting.
* exp_ch9.adb: minor style fix in comment.
2017-01-23 Ed Schonberg <schonberg@adacore.com>
* sem_ch4.adb (Analyze_Allocator): Handle properly a type derived
for a limited record extension with unknown discriminants whose
full view has no discriminants.
2017-01-23 Yannick Moy <moy@adacore.com>
* exp_spark.adb: Alphabetize with clauses.
2017-01-23 Yannick Moy <moy@adacore.com>
* sem_util.adb (Has_Enabled_Property): Treat
protected objects and variables differently from other variables.
2017-01-23 Thomas Quinot <quinot@adacore.com>
* sem_ch13.adb (Adjust_Record_For_Reverse_Bit_Order):
Split original Ada 95 part off into new subprogram
below. Call that subprogram (instead of proceeding with
AI95-0133 behaviour) if debug switch -gnatd.p is in use.
(Adjust_Record_For_Reverse_Bit_Order_Ada_95): ... new subprogram
* debug.adb Document new switch -gnatd.p
* freeze.adb (Freeze_Entity.Freeze_Record_Type): Do not adjust
record for reverse bit order if an error has already been posted
on the record type. This avoids generating extraneous "info:"
messages for illegal code.
2017-01-23 Justin Squirek <squirek@adacore.com>
* sem_ch3.adb (Analyze_Declarations): Correct comments
* freeze.adb (Find_Constant): Add detection of deferred constants
so they are not incorrectly flagged as premature.
2017-01-23 Ed Schonberg <schonberg@adacore.com>
* scans.ads: New token At_Sign. Remove '@' from list of illegal
characters for future version of the language. '@' is legal name.
* scng.ads, scng.adb (Scan): Handle '@' appropriately.
* scn.adb (Scan_Reserved_Identifier): An occurrence of '@'
denotes a Target_Name.
* par-ch4.adb (P_Name, P_Primary): Handle Target_Name.
* sinfo.ads, sinfo.adb (N_Target_Name): New non-terminal node.
(Has_Target_Names): New flag on N_Assignment_Statement, to
indicate that RHS has occurrences of N_Target_Name.
* sem.adb: Call Analyze_Target_Name.
* sem_ch5.ads, sem_ch5.adb (Analyze_Target_Name): New subpogram.
(urrent_LHS): Global variable that denotes LHS of assignment,
used in the analysis of Target_Name nodes.
* sem_res.adb (Resolve_Target_Name): New procedure.
* exp_ch5.adb (Expand_Assign_With_Target_Names): (AI12-0125):
N is an assignment statement whose RHS contains occurences of @
that designate the value of the LHS of the assignment. If the
LHS is side-effect free the target names can be replaced with
a copy of the LHS; otherwise the semantics of the assignment
is described in terms of a procedure with an in-out parameter,
and expanded as such.
(Expand_N_Assignment_Statement): Call
Expand_Assign_With_Target_Names when needed.
* exp_util.adb (Insert_Actions): Take into account N_Target_Name.
* sprint.adb: Handle N_Target_Name.
2017-01-23 Eric Botcazou <ebotcazou@adacore.com>
* checks.adb: Minor fix in comment.
2017-01-23 Philippe Gil <gil@adacore.com>
* g-debpoo.adb (Do_Report) remove freed chunks from chunks
count in Sort = Memory_Usage or Allocations_Count
2017-01-23 Justin Squirek <squirek@adacore.com>
* sem_ch3.adb: Code cleanup.
2017-01-23 Hristian Kirtchev <kirtchev@adacore.com>
* sem_prag.adb (Analyze_Refined_Depends_In_Decl_Part): Move all global
variables to the local variable section. Update the profile
of various nested routine that previously had visibility
of those globals. One the matching phase has completed,
remove certain classes of clauses which are considered noise.
(Check_Dependency_Clause): Properly detect a match between two
'Result attributes. Update the various post-match cases to use
Is_Already_Matched as this routine now automatically recognizes
a previously matched 'Result attribute.
(Is_Already_Matched): New routine.
(Remove_Extra_Clauses): New routine.
(Report_Extra_Clauses): Remove the detection of ... => null
clauses as this is now done in Remove_Extra_Clauses.
2017-01-23 Ed Schonberg <schonberg@adacore.com>
* sem_aggr.adb (Resolve_Array_Aggregate): In ASIS mode do not
report on spurious overlaps between values involving a subtype
with a static predicate, because the expansion of such a subtype
into individual ranges in inhibited in ASIS mode.
2017-01-23 Justin Squirek <squirek@adacore.com>
* sem_ch3.adb (Analyze_Declarations): Add detection
of an edge case and delay freezing if it is present.
2017-01-23 Hristian Kirtchev <kirtchev@adacore.com>
* sem_ch3.adb, exp_spark.adb, exp_attr.adb, sem_ch9.adb, sem_prag.adb,
sem_util.adb, sem_warn.adb, exp_ch3.adb: Minor reformatting.
2017-01-23 Hristian Kirtchev <kirtchev@adacore.com>
* freeze.adb (Freeze_Subprogram): Ensure that all anonymous
access-to-subprogram types inherit the convention of the
associated subprogram. (Set_Profile_Convention): New routine.
* sem_ch6.adb (Check_Conformance): Do not compare the conventions
of the two entities directly, use Conventions_Match to account
for anonymous access-to-subprogram and subprogram types.
(Conventions_Match): New routine.
2017-01-23 Claire Dross <dross@adacore.com>
* exp_spark.adb (Expand_SPARK_Attribute_Reference): For attributes
which return Universal_Integer, force the overflow check flag for
Length and Range_Length for types as big as Long_Long_Integer.
2017-01-23 Claire Dross <dross@adacore.com>
* exp_spark.adb (Expand_SPARK_Attribute_Reference): For
attributes which return Universal_Integer, introduce a conversion
to the expected type with the appropriate check flags set.
* sem_res.adb (Resolve_Range): The higher bound can be in Typ's
base type if the range is null. It may still be invalid if it
is higher than the lower bound. This is checked later in the
context in which the range appears.
2017-01-23 Pierre-Marie de Rodat <derodat@adacore.com>
* scos.ads: Introduce a constant to represent ignored
dependencies in SCO_Unit_Table_Entry.
2017-01-23 Hristian Kirtchev <kirtchev@adacore.com>
* exp_ch9.adb (Expand_N_Protected_Type_Declaration): Remove extra
spaces from error messages.
2017-01-23 Ed Schonberg <schonberg@adacore.com>
* exp_ch3.adb (Check_Large_Modular_Array): New procedure,
subsidiary to Expand_N_Object_ Declaration, to compute a guard on
an object declaration for an array type with a modular index type
with the size of Long_Long_Integer. Special processing is needed
in this case to compute reliably the size of the object, and
eventually to raise Storage_Error, when wrap-around arithmetic
might compute a meangingless size for the object.
2017-01-23 Justin Squirek <squirek@adacore.com>
* a-wtenau.adb, par-endh.adb, sem_prag.adb,
sem_type.adb: Code cleanups.
2017-01-23 Bob Duff <duff@adacore.com>
* sem_res.adb (Resolve_Call): In the part of the code where
it is deciding whether to turn the call into an indexed
component, avoid doing so if the call is to an instance of
Unchecked_Conversion. Otherwise, the compiler turns it into an
indexed component, and resolution of that turns it back into a
function call, and so on, resulting in infinite recursion.
* sem_util.adb (Needs_One_Actual): If the first formal has a
default, then return False.
2017-01-21 Eric Botcazou <ebotcazou@adacore.com>
* sem_eval.adb (Compile_Time_Compare): Reinstate the expr+literal (etc)
optimizations when the type is modular and the offsets are equal.
2017-01-20 Thomas Quinot <quinot@adacore.com>
* sem_warn.adb (Warn_On_Useless_Assignment): Adjust wording of warning
message.
2017-01-20 Nicolas Roche <roche@adacore.com>
* terminals.c: Ignore failures on setpgid and tcsetpgrp commands.
2017-01-20 Bob Duff <duff@adacore.com>
* sem_eval.adb (Compile_Time_Compare): Disable the expr+literal
(etc) optimizations when the type is modular.
2017-01-20 Yannick Moy <moy@adacore.com>
* sem_ch6.adb (Move_Pragmas): move some pragmas,
but copy the SPARK_Mode pragma instead of moving it.
(Build_Subprogram_Declaration): Ensure that the generated spec
and original body share the same SPARK_Pragma aspect/pragma.
* sem_util.adb, sem_util.ads (Copy_SPARK_Mode_Aspect): New
procedure to copy SPARK_Mode aspect.
2017-01-20 Bob Duff <duff@adacore.com>
* sem_ch3.adb (Analyze_Declarations): Disable Resolve_Aspects
even in ASIS mode.
* sem_ch13.adb (Resolve_Name): Enable setting the entity to
Empty even in ASIS mode.
2017-01-20 Hristian Kirtchev <kirtchev@adacore.com>
* exp_ch9.adb: minor style fixes in comments.
* sem_ch9.adb (Analyze_Delay_Relative): in GNATprove mode a delay
relative statement introduces an implicit dependency on
Ada.Real_Time.Clock_Time.
* sem_util.adb: Minor reformatting.
2017-01-20 Ed Schonberg <schonberg@adacore.com>
* sem_ch13.adb (Analyze_Aspect_Specifications): Aspect Alignment
must be treated as delayed aspect even if the expression is
a literal, because the aspect affects the freezing and the
elaboration of the object to which it applies.
2017-01-20 Tristan Gingold <gingold@adacore.com>
* s-osinte-vxworks.ads (Interrup_Range): New subtype.
2017-01-20 Ed Schonberg <schonberg@adacore.com>
* lib-xref.adb (Generate_Reference): Do not warn about the
presence of a pragma Unreferenced if the entity appears as the
actual in a procedure call that does not come from source.
2017-01-20 Pascal Obry <obry@adacore.com>
* expect.c, terminals.c: Fix some warnings about unused variables.
* gsocket.h, adaint.c, adaint.h: Fix some more warnings in the C part
of the runtime.
2017-01-20 Bob Duff <duff@adacore.com>
* exp_attr.adb (Constrained): Apply an access check (check that
the prefix is not null) when the prefix denotes an object of an
access type; that is, when there is an implicit dereference.
2017-01-20 Gary Dismukes <dismukes@adacore.com>
* s-rident.ads (constant Profile_Info): Remove
No_Calendar from GNAT_Extended_Ravenscar restrictions.
2017-01-20 Tristan Gingold <gingold@adacore.com>
* s-maccod.ads: Add pragma No_Elaboration_Code_All
2017-01-20 Hristian Kirtchev <kirtchev@adacore.com>
* ghost.adb (Mark_Ghost_Clause): New routine.
(Prune_Node): Do not prune compilation unit nodes.
(Remove_Ignored_Ghost_Code): Prune the compilation unit node directly.
This does not touch the node itself, but does prune all its fields.
* ghost.ads (Mark_Ghost_Clause): New routine.
* sem_ch8.adb (Analyze_Use_Package): Emit an error when a use
package clause mentions Ghost and non-Ghost packages. Mark a
use package clause as Ghost when it mentions a Ghost package.
(Analyze_Use_Type): Emit an error when a use type clause mentions
Ghost and non-Ghost types. Mark a use type clause as Ghost when
it mentions a Ghost type.
* sem_ch10.adb (Analyze_With_Clause): Mark a with clause as
Ghost when it withs a Ghost unit.
2017-01-20 Javier Miranda <miranda@adacore.com>
* sem_res.adb (Resolve_Call): If a function call
returns a limited view of a type and at the point of the call the
function is not declared in the extended main unit then replace
it with the non-limited view, which must be available. If the
called function is in the extended main unit then no action is
needed since the back-end handles this case.
2017-01-20 Eric Botcazou <ebotcazou@adacore.com>
* sem_ch7.adb (Contains_Subp_Or_Const_Refs): Rename into...
(Contains_Subprograms_Refs): ...this. Adjust comment
for constants. (Is_Subp_Or_Const_Ref): Rename into...
(Is_Subprogram_Ref): ...this.
(Has_Referencer): Rename Has_Non_Subp_Const_Referencer variable into
Has_Non_Subprograms_Referencer and adjust comment. Remove
incorrect shortcut for package declarations and bodies.
2017-01-20 Ed Schonberg <schonberg@adacore.com>
* sem_ch3.adb (Complete_Private_Subtype): If the scope of the
base type differs from that of the completion and the private
subtype is an itype (created for a constraint on an access
type e.g.), set Delayed_Freeze on both to prevent out-of-scope
anomalies in gigi.
2017-01-20 Hristian Kirtchev <kirtchev@adacore.com>
* sem_ch6.adb (Analyze_Subprogram_Body_Helper):
When inheriting the SPARK_Mode of a prior expression function,
look at the properly resolved entity rather than the initial
candidate which may denote a homonym.
2017-01-20 Ed Schonberg <schonberg@adacore.com>
* sem_prag.adb (Rewrite_Assertion_Kind): If the name is
Precondition or Postcondition, and the context is pragma
Check_Policy, indicate that this Pre-Ada2012 usage is deprecated
and suggest the standard names Assertion_Policy /Pre /Post
instead.
2017-01-20 Hristian Kirtchev <kirtchev@adacore.com>
* sem_ch10.adb, sem_cat.adb: Minor reformatting.
2017-01-20 Javier Miranda <miranda@adacore.com>
* sem_ch3.adb (Access_Type_Declaration): Protect access to the
Entity attribute.
* sem_ch10.adb (Install_Siblings): Skip processing malformed trees.
* sem_cat.adb (Validate_Categoriztion_Dependency): Skip processing
malformed trees.
2017-01-20 Ed Schonberg <schonberg@adacore.com>
* sem_ch13.adb (Analyze_Aspect_Specification, case
Dynamic_Predicate): If the entity E is a subtype that inherits
a static predicate for its parent P,, the inherited and the
new predicate combine in the generated predicate function,
and E only has a dynamic predicate.
2017-01-20 Tristan Gingold <gingold@adacore.com>
* s-boustr.ads, s-boustr.adb: New package.
* Makefile.rtl: Add s-boustr.
2017-01-20 Hristian Kirtchev <kirtchev@adacore.com>
* inline.adb (Process_Formals): Qualify the
expression of a return statement when it yields a universal type.
2017-01-20 Hristian Kirtchev <kirtchev@adacore.com>
* freeze.adb (Freeze_All): Freeze the default
expressions of all eligible formal parameters that appear in
entries, entry families, and protected subprograms.
2017-01-20 Ed Schonberg <schonberg@adacore.com>
* sem_ch3.adb (Check_Nonoverridable_Aspects); Refine check
for illegal inherited Implicit_Dereference aspects with renamed
discriminants.
2017-01-20 Javier Miranda <miranda@adacore.com>
* debug.adb (switch d.6): do not avoid declaring unreferenced itypes.
* nlists.ads (Lock_Lists, Unlock_Lists): New subprograms.
* nlists.adb (Lock_Lists, Unlock_Lists): New subprograms.
(Set_First, Set_Last, Set_List_Link, Set_Next, Set_Parent,
Set_Prev, Tree_Read): Adding assertion.
* atree.ads (Lock_Nodes, Unlock_Nodes): New subprograms.
* atree.adb (Lock_Nodes, Unlock_Nodes): New subprograms.
(Set_Analyzed, Set_Check_Actuals, Set_Comes_From_Source,
Set_Ekind, Set_Error_Posted, Set_Has_Aspects,
Set_Is_Ignored_Ghost_Node, Set_Original_Node, Set_Paren_Count,
Set_Parent, Set_Sloc, Set_Nkind, Set_FieldNN, Set_NodeNN,
Set_ListNN, Set_ElistNN, Set_NameN, Set_StrN, Set_UintNN,
Set_UrealNN, Set_FlagNNN, Set_NodeN_With_Parent,
Set_ListN_With_Parent): Adding assertion.
2017-01-20 Ed Schonberg <schonberg@adacore.com>
* sem_prag.adb (Process_Convention): Diagnose properly a pragma
import that applies to several homograph subprograms. when one
of them is declared by a subprogram body.
2017-01-20 Justin Squirek <squirek@adacore.com>
* exp_ch6.adb (Expand_Call): Remove optimization
that nulls out calls to null procedures.
2017-01-20 Yannick Moy <moy@adacore.com>
* inline.adb (Expand_Inlined_Call): Keep more
precise type of actual for inlining whenever possible. In
particular, do not switch to the formal type in GNATprove mode in
some case where the GNAT backend might require it for visibility.
2017-01-20 Ed Schonberg <schonberg@adacore.com>
* sem_ch3.adb (Check_Non_Overridable_Aspects): An inherited
aspect Implicit_Dereference can be inherited by a full view if
the partial view has no discriminants, because there is no way
to apply the aspect to the partial view.
(Build_Derived_Record_Type): If derived type renames discriminants
of the parent, the new discriminant inherits the aspect from
the old one.
* sem_ch4.adb (Analyze_Call): Handle properly a parameterless
call through an access discriminant designating a subprogram.
* sem_ch5.adb (Analyze_Assignment): (Analyze_Call): Handle
properly a parameterless call through an access discriminant on
the left-hand side of an assignment.
* sem_res.adb (resolve): If an interpreation involves a
discriminant with an implicit dereference and the expression is an
entity, resolution takes place later in the appropriate routine.
* sem_ch13.adb (Analyze_Aspect_Implicit_Dereference): Recognize
access discriminants that designate a subprogram type.
2017-01-20 Pascal Obry <obry@adacore.com>
* a-locale.adb, a-locale.ads: Update Ada.Locales for RM 2012 COR:1:2016
2017-01-20 Yannick Moy <moy@adacore.com>
* sem_ch10.adb (Check_No_Elab_Code_All): Do not issue an error
on implicitly with'ed units in GNATprove mode.
* sinfo.ads (Implicit_With): Document use of flag for implicitly
with'ed units in GNATprove mode.
2017-01-20 Ed Schonberg <schonberg@adacore.com>
* sem_cat.adb (Validate_Static_Object_Name): In a preelaborated
unit Do not report an error on a non-static entity that appears
in the context of a spec expression, such as an aspect expression.
2017-01-20 Hristian Kirtchev <kirtchev@adacore.com>
* einfo.adb: Flag298 now denotes Is_Underlying_Full_View.
(Is_Underlying_Full_View): New routine.
(Set_Is_Underlying_Full_View): New routine.
(Write_Entity_Flags): Add an entry for Is_Underlying_Full_View.
* einfo.ads Add new attribute Is_Underlying_Full_View.
(Is_Underlying_Full_View): New routine along with pragma Inline.
(Set_Is_Underlying_Full_View): New routine along with pragma Inline.
* exp_util.adb (Build_DIC_Procedure_Body): Do not consider
class-wide types and underlying full views. The first subtype
is used as the working type for all Itypes, not just array base types.
(Build_DIC_Procedure_Declaration): Do not consider
class-wide types and underlying full views. The first subtype
is used as the working type for all Itypes, not just array
base types.
* freeze.adb (Freeze_Entity): Inherit the freeze node of a full
view or an underlying full view without clobbering the attributes
of a previous freeze node.
(Inherit_Freeze_Node): New routine.
* sem_ch3.adb (Build_Derived_Private_Type): Mark an underlying
full view as such.
(Build_Underlying_Full_View): Mark an underlying full view as such.
* sem_ch7.adb (Install_Private_Declarations): Mark an underlying
full view as such.
2017-01-20 Yannick Moy <moy@adacore.com>
* sinfo.ads: Document lack of Do_Division_Check flag
on float exponentiation.
2017-01-19 Javier Miranda <miranda@adacore.com>
* ghost.adb (Propagate_Ignored_Ghost_Code): Protect access to the
identifier attribute of a block-statement node. Required to avoid
assertion failure when building the new containers library.
2017-01-19 Bob Duff <duff@adacore.com>
* exp_ch3.adb: Update comment.
2017-01-19 Vincent Celier <celier@adacore.com>
* gprep.adb (Gnatprep): Parse the definition file without
"replace in comments" even when switch -C is used.
2017-01-19 Justin Squirek <squirek@adacore.com>
* exp_ch9.adb (Is_Pure_Barrier): Create function
Is_Count_Attribute to identify an expansion of the 'Count
attribute.
2017-01-19 Ed Schonberg <schonberg@adacore.com>
* sem_ch5.adb (Analyze_Loop_Statement): In GNATprove mode the
statements within an element iterator loop are only analyzed
agter the loop is rewritten. Within a generic the analysis must
be performed in any case to complete name capture.
2017-01-19 Bob Duff <duff@adacore.com>
* sem_prag.adb (Analyze_Pragma): Check for ignored pragmas first,
before checking for unrecognized pragmas.
Initialize Pname on its declarations; that's always good style.
2017-01-19 Claire Dross <dross@adacore.com>
* exp_ch7.adb (Build_Invariant_Procedure_Body): Semi-insert the
body into the tree for GNATprove by setting its Parent field. The
components invariants of composite types are not checked by
the composite type's invariant procedure in GNATprove mode.
(Build_Invariant_Procedure_Declaration): Semi-insert the
declaration into the tree for GNATprove by setting its Parent
field.
* freeze.adb (Freeze_Arry_Type):In GNATprove mode, do not add
the component invariants to the array type invariant procedure
so that the procedure can be used to check the array type
invariants if any.
(Freeze_Record_Type): In GNATprove mode, do
not add the component invariants to the record type invariant
procedure so that the procedure can be used to check the record
type invariants if any.
2017-01-19 Hristian Kirtchev <kirtchev@adacore.com>
* lib-xref-spark_specific.adb: Minor reformatting.
* exp_ch7.adb (Add_Parent_Invariants): Do not process array types.
2017-01-19 Javier Miranda <miranda@adacore.com>
* exp_aggr.adb (Pass_Aggregate_To_Back_End): Renamed as
Build_Back_End_Aggregate.
(Generate_Aggregate_For_Derived_Type): Code cleanup.
(Prepend_Stored_Values): Code cleanup.
2017-01-19 Ed Schonberg <schonberg@adacore.com>
* sem_ch6.adb (Analyze_Expression_Function): Check for an
incomplete return type after attempting to freeze it, so that
other freeze actiona are generated in the proper order.
2017-01-19 Ed Schonberg <schonberg@adacore.com>
* sem_aggr.adb (Resolve_Aggregate): If the type is a string
type, ie. a type whose component is a character type, and the
aggregate is positional, do not convert into a string literal
if the index type is not an integer type, because the original
type may be required in an enclosing operation.
2017-01-19 Bob Duff <duff@adacore.com>
* binde.adb, debug.adb: Enable new elaboration order algorithm
by default. -dp switch reverts to the old algorithm.
2017-01-19 Hristian Kirtchev <kirtchev@adacore.com>
* sem_ch3.adb Add with and use clauses for Exp_Ch7.
(Analyze_Declarations): Create the DIC and Invariant
procedure bodies s after all freezing has taken place.
(Build_Assertion_Bodies): New routine.
* sem_ch7.adb Remove the with and use clauses for Exp_Ch7
and Exp_Util.
(Analyze_Package_Specification): Remove the
generation of the DIC and Invariant procedure bodies. This is
now done by Analyze_Declarations.
* sem_disp.adb (Check_Dispatching_Operation): DIC and Invariant
procedures are never treated as primitives.
2017-01-19 Yannick Moy <moy@adacore.com>
* frontend.adb: Analyze inlined bodies and check elaboration
rules in GNATprove mode too.
* sem_elab.adb (Delay_Element): Add Boolean component to save
indication that call is in SPARK code. (Check_Elab_Calls):
Check elaboration rules in GNATprove mode, and correctly set
the current value of SPARK_Mode.
* lib-xref-spark_specific.adb
(Add_SPARK_Xrefs): Simplify iteration over dereferences.
2017-01-19 Ed Schonberg <schonberg@adacore.com>
* exp_ch4.adb (Expand_Concatenate): Do no enable overflow
checks on the expression for the high bound of concatenation
when checks are disabled, to suppress warnings about potential
constraint errors in restricted runtimes.
2017-01-19 Hristian Kirtchev <kirtchev@adacore.com>
* exp_ch3.adb (Expand_Freeze_Enumeration_Type): Mark the
representation-to-position function as inlined.
* sem_cat.adb (Set_Categorization_From_Scope): Do not modify
the purity of an internally generated entity if it has been
explicitly marked as pure for optimization purposes.
* exp_aggr.adb: Minor reformatting.
2017-01-19 Javier Miranda <miranda@adacore.com>
* exp_ch6.adb (Expand_Call): Remove side effects on
actuals that are allocators with qualified expression since the
initialization of the object is performed by means of individual
statements (and hence it must be done before the call).
2017-01-19 Ed Schonberg <schonberg@adacore.com>
* sem_ch3.adb (Analyze_Declarations): Minor reformatting.
(Build_Derived_Enumeration_Type): If the derived type inherits a
dynamic predicate from its parent, the bounds of the type must
freeze because an explicit constraint is constructed for the
type and the corresponding range is elaborated now.
2017-01-19 Arnaud Charlet <charlet@adacore.com>
* sem_attr.ads: minor fix of inconsistent casing in comment
* lib-writ.ads: minor align comments in columns
* sem_ch3.adb: Minor reformatting.
* spark_xrefs.ads: minor fix typo in SPARK-related comment
* table.ads: minor style fix in comment
* lib-xref-spark_specific.adb
(Add_SPARK_Xrefs): simplify processing of SPARK cross-references.
* sem_ch12.adb: minor whitespace fix
* freeze.adb: Add comment.
* sem_util.adb (Unique_Name): for instances of
generic subprograms ignore the name of the wrapper package.
2017-01-19 Javier Miranda <miranda@adacore.com>
* exp_aggr.adb (Resolve_Record_Aggregate):
Factorize code needed for aggregates of limited and unlimited
types in a new routine.
(Pass_Aggregate_To_Back_End): New subprogram.
2017-01-19 Yannick Moy <moy@adacore.com>
* sinfo.adb (Pragma_Name): Only access up to Last_Pair of Pragma_Map.
2017-01-19 Ed Schonberg <schonberg@adacore.com>
* sem_ch4.ads, sem_ch4.adb (Try_Object_Operation): Make subprogram
public, for use elsewhere.
* sem_ch6.adb (Analyze_Procedure_Call): In SPARK_Mode and within
an Inlined_body, recognize a call that uses object notation
and has not been rewritten as a regular call because regular
expansion has not taken place.
2017-01-19 Bob Duff <duff@adacore.com>
* checks.adb (Apply_Type_Conversion_Checks): Disable small optimization
in case of generic formal discrete types, because it causes crashes in
the compiler when built with assertions on.
2017-01-19 Hristian Kirtchev <kirtchev@adacore.com>
* lib-xref-spark_specific.adb, sem_util.adb, sem_util.ads,
sem_ch4.adb, sem_ch8.adb, lib-xref.ads: Minor reformatting.
2017-01-19 Bob Duff <duff@adacore.com>
* bcheck.adb (Check_Consistent_Dynamic_Elaboration_Checking):
Increment Warnings_Detected. It was decrementing, which is
wrong since we just issued a warning message.
* binderr.ads (Errors_Detected, Warnings_Detected): Declare
these variables to be of subtype Nat instead of Int, because
they should never be negative.
2017-01-19 Javier Miranda <miranda@adacore.com>
* contracts.adb (Build_Postconditions_Procedure): Replace
Generate_C_Code by Modify_Tree_For_C.
* exp_aggr.adb (Build_Record_Aggr_Code, Expand_Array_Aggregate):
Replace Generate_C_Code by Modify_Tree_For_C.
* exp_attr.adb (Float_Valid, Is_GCC_Target): Replace Generate_C_Code by
Modify_Tree_For_C.
* exp_ch11.adb (Expand_N_Exception_Declaration): Replace
Generate_C_Code by Modify_Tree_For_C.
* exp_ch4.adb (Expand_Allocator_Expression): Replace
Generate_C_Code by Modify_Tree_For_C.
* exp_dbug.adb (Qualify_Entity_Name): Replace Generate_C_Code
by Modify_Tree_For_C.
* exp_util.adb (Remove_Side_Effects, Side_Effect_Free): Replace
Generate_C_Code by Modify_Tree_For_C.
* sem_res.adb (Resolve_Type_Conversion): Replace Generate_C_Code
by Modify_Tree_For_C.
* sinfo.ads (Modify_Tree_For_C): Adding documentation.
2017-01-19 Javier Miranda <miranda@adacore.com>
* sem_util.ads, sem_util.adb (Expression_Of_Expression_Function): New
subprogram.
(Is_Inlinable_Expression_Function): New subprogram.
* exp_ch6.ads, exp_ch6.adb (Expression_Of_Expression_Function): Moved
to Sem_Util.
(Is_Inlinable_Expression_Function): Moved to Sem_Util.
2017-01-19 Ed Schonberg <schonberg@adacore.com>
* sem_ch4.adb (Diagnose_Call): Improve error message when a
selected component has a prefix that might be interpreted
as a parameterless function call, but none of the candidate
interpretations is parameterless, and there is a hidden homonym
of the prefix that is a package.
* sem_ch8.adb (Find_Selected_Component): If the prefix might be
interpreted as a parameterless function call and its analysis
fails, do not call Analyze_Selected_Component.
2017-01-19 Steve Baird <baird@adacore.com>
* sem_util.ads: Add new Use_Full_View Boolean parameter to
Get_Index_Bounds.
* sem_util.adb (Get_Index_Bounds): replace calls to Scalar_Range with
calls to a newly-defined Scalar_Range_Of_Right_View function.
2017-01-19 Arnaud Charlet <charlet@adacore.com>
* gnat1drv.adb: minor fix of unbalanced parens in comment
* lib-xref.ads (Traverse_Compilation_Unit): declaration moved
to visible part of the package to allow re-use in GNATprove.
* lib-xref-spark_specific.adb (Traverse_Stub): routine refactored
from repeated code of Traverse_Compilation_Unit.
(Traverse_Declaration_Or_Statement): fixed detection of
generic subprograms and packages; also, iteration over case
statement alternatives rewritten to avoid testing if the first
alternative is present (since it must be present due to Ada
syntax restrictions).
2017-01-19 Hristian Kirtchev <kirtchev@adacore.com>
* exp_ch6.adb (Expand_N_Subprogram_Body): Mark the spec as
returning by reference not just for subprogram body stubs,
but for all subprogram cases.
* sem_util.adb: Code reformatting.
(Requires_Transient_Scope): Update the call to Results_Differ.
(Results_Differ): Update the parameter profile and the associated
comment on usage.
2017-01-19 Ed Schonberg <schonberg@adacore.com>
* sem_dim.adb (Analyze_Dimension): Analyze object declaration and
identifier nodes that do not come from source, to handle properly
dimensionality check within an inlined body which inclddes both
original operands and rewritten operands. This removes spurious
dimensionality errors in the presence of front-end inlining,
as well as in SPARK mode.
2017-01-16 Jakub Jelinek <jakub@redhat.com>
PR driver/49726
* gcc-interface/lang.opt (gant, gnatO, gnat): Add Driver flag.
2017-01-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
* gcc-interface/Makefile.in (SPARC/Solaris): Fix typo.
2017-01-13 Arnaud Charlet <charlet@adacore.com>
* doc/gnat_ugn/getting_started_with_gnat.rst,
doc/gnat_ugn/inline_assembler.rst,
doc/gnat_ugn/building_executable_programs_with_gnat.rst,
doc/gnat_ugn/elaboration_order_handling_in_gnat.rst,
doc/gnat_ugn/about_this_guide.rst,
doc/gnat_ugn/platform_specific_information.rst,
doc/gnat_ugn/example_of_binder_output.rst,
doc/gnat_ugn/gnat_and_program_execution.rst,
doc/gnat_ugn/gnat_utility_programs.rst,
doc/gnat_ugn/the_gnat_compilation_model.rst,
doc/gnat_rm/implementation_defined_attributes.rst,
doc/gnat_rm/compatibility_and_porting_guide.rst,
doc/gnat_rm/standard_library_routines.rst,
doc/gnat_rm/standard_and_implementation_defined_restrictions.rst,
doc/gnat_rm/implementation_defined_pragmas.rst,
doc/gnat_rm/the_gnat_library.rst,
doc/gnat_rm/obsolescent_features.rst,
doc/gnat_rm/about_this_guide.rst,
doc/gnat_rm/the_implementation_of_standard_i_o.rst,
doc/gnat_rm/implementation_of_ada_2012_features.rst,
doc/gnat_rm/interfacing_to_other_languages.rst,
doc/gnat_rm/implementation_defined_aspects.rst,
doc/gnat_rm.rst: Update documentation.
* gnat_rm.texi, gnat_ugn.texi: Regenerated.
2017-01-13 Ed Schonberg <schonberg@adacore.com>
* einfo.ads: minor grammar fixes in comment of Normalized_Position_Max.
* scil_ll.adb: Minor style fix in comment.
* sem_ch8.adb (Analyze_Expanded_Name): Perform dimension analysis
even if entity is already set, because the node may be renalyzed
after inlining transformations.
2017-01-13 Javier Miranda <miranda@adacore.com>
* sem_res.adb (Resolve_Call): Do not establish a transient scope
for a call to inlinable expression function (since the call will
be replaced by its returned object).
* exp_ch6.ads (Is_Inlinable_Expression_Function): New subprogram.
* exp_ch6.adb (Expression_Of_Expression_Function): New subprogram.
(Expand_Call): For inlinable expression function call replace the
call by its returned object.
(Is_Inlinable_Expression_Function): New subprogram.
2017-01-13 Gary Dismukes <dismukes@adacore.com>
* checks.adb: Minor typo fix and reformatting.
2017-01-13 Javier Miranda <miranda@adacore.com>
* contracts.adb (Contract_Only_Subprograms): Remove formal.
(Copy_Original_Specification): Removed.
(Skip_Contract_Only_Subprogram): Move here checks previously
located in the caller of this routine (to leave the code more clean).
(Build_Contract_Only_Subprogram): Code cleanup.
* scil_ll.ads, scil_ll.adb (Get_Contract_Only_Body_Name): Removed.
(Get_Contract_Only_Missing_Body_Name): Removed.
2017-01-13 Javier Miranda <miranda@adacore.com>
* sem_ch6.adb (Cloned_Expression): New subprogram.
(Freeze_Expr_Types): Complete previous patch since the expression
of an expression-function may have iterators and loops with
defining identifiers which, as part of the preanalysis of the
expression, may be left decorated with itypes that will not be
available in the tree passed to the backend.
2017-01-13 Ed Schonberg <schonberg@adacore.com>
* checks.adb (Apply_Type_Conversion_Checks): Optimize a type
conversion to Integer of an expression that is an attribute
reference 'Pos on an enumeration type.
2017-01-13 Bob Duff <duff@adacore.com>
* atree.ads: Minor comment fix.
2017-01-13 Justin Squirek <squirek@adacore.com>
* sem_ch6.adb (Check_Aggregate_Accessibility): Ignore function
calls in accessibility check on return statement.
2017-01-13 Hristian Kirtchev <kirtchev@adacore.com>
* sem_ch6.adb (Analyze_Subprogram_Body_Helper):
Ensure that the input body is a subprogram body before trying to
determine whether it denoted an expression function. Note that
subprogram body stubs cannot denote expression functions.
2017-01-13 Gary Dismukes <dismukes@adacore.com>
* bindgen.adb, sem_ch6.adb, binde.adb, exp_ch3.adb: Minor reformatting
and typo fixes.
2017-01-13 Javier Miranda <miranda@adacore.com>
* einfo.ads (Component_Bit_Offset): Fix documentation.
* sem_ch13.adb (Check_Record_Representation_Clause): Skip check
on record holes for components with unknown compile-time offsets.
2017-01-13 Bob Duff <duff@adacore.com>
* ali.ads, ali.adb (Static_Elaboration_Model_Used): Remove unused flag.
* g-locfil.ads: Minor comment fix.
2017-01-13 Bob Duff <duff@adacore.com>
* binde.adb (Elab_New): New elaboration order algorithm
that is expected to cause fewer ABE issues. This is a work in
progress. The new algorithm is currently disabled, and can be
enable by the -dp switch, or by modifying the Do_Old and Do_New
etc. flags and rebuilding. Experimental code is included to
compare the results of the old and new algorithms.
* binde.ads: Use GNAT.Dynamic_Tables instead of Table, so we
can have multiple of these tables, so the old and new algorithms
can coexist.
* bindgen.ads (Gen_Output_File): Pass Elab_Order as an 'in'
parameter of type array. This avoids the global variable, and
allows bounds checking (which is normally defeated by the tables
packages). It also ensures that the Elab_Order is read-only
to Bindgen.
* bindgen.adb: Pass Elab_Order as an 'in' parameter to all
subprograms that need it, as above.
* debug.adb: Document new -dp switch. Modify doc of old -do
switch.
* gnatbind.adb (Gnatbind): Make use of new interfaces to Binde
and Bindgen. Move writing of closure (-R and -Ra switches)
to Binde; that's more convenient.
2017-01-13 Ed Schonberg <schonberg@adacore.com>
* sem_ch6.adb (Analyze_Expression_Function): If the expression
function is a completion, all entities referenced in the
expression are frozen. As a consequence, a reference to an
uncompleted private type from an enclosing scope is illegal.
2017-01-13 Javier Miranda <miranda@adacore.com>
* sem_ch6.adb (Freeze_Expr_Types): New subprogram.
(Analyze_Subprogram_Body_Helper): At the occurrence of an
expression function declaration that is a completion, its
expression causes freezing (AI12-0103).
2017-01-13 Vadim Godunko <godunko@adacore.com>
* a-coinho-shared.adb: Fix memory leaks in Constant_Reference and
Reference functions of Ada.Containers.Indefinite_Holders.
2017-01-13 Bob Duff <duff@adacore.com>
* s-os_lib.ads: Minor comment fixes.
2017-01-13 Hristian Kirtchev <kirtchev@adacore.com>
* exp_ch3.adb (Default_Initialize_Object): Do not default
initialize an object when it is of a task type and restriction
No_Tasking is in effect because the initialization is obsolete.
* exp_ch9.adb (Build_Master_Entity): Do not generate a master when
restriction No_Tasking is in effect.
(Build_Master_Renaming): Do not rename a master when restriction
No_Tasking is in effect.
2017-01-13 Ed Schonberg <schonberg@adacore.com>
* sem_aggr.adb (Resolve_Array_Aggregate): The code that verifies
the legality of An others clause applies as well to a choice in
an Iterated_component_ association.
(Resolve_Iterated_Component_Association): An others choice
is legal.
* exp_aggr.adb (Aggr_Assignment_OK_For_Backend): An
Iterated_Component_Association is not static.
2017-01-13 Hristian Kirtchev <kirtchev@adacore.com>
* exp_ch3.adb (Freeze_Type): Mark the Ghost mode as set in case
control is passed to the expresion handler before the new mode
is set.
* sem_ch12.adb (Analyze_Package_Instantiation,
Analyze_Subprogram_Instantiation): Mark the Ghost mode as set
in case control is passed to the expresion handler before the
new mode is set.
2017-01-13 Hristian Kirtchev <kirtchev@adacore.com>
* sem_aggr.adb, sem_ch3.adb, inline.adb, sem_util.adb, exp_ch4.adb,
exp_aggr.adb: Minor reformatting.
2017-01-13 Gary Dismukes <dismukes@adacore.com>
* inline.adb: Minor reformatting and typo fix.
2017-01-13 Ed Schonberg <schonberg@adacore.com>
* sem_util.ads, sem_util.adb (Choice_List): Move function here
from sem_aggr.adb, for use elsewhere.
* sem_ch3.adb (Analyze_Object_Declaration): Use Choice_List.
* sem_aggr.adb (Resolve_Array_Aggregate): Remove
Iterated_Component_Present.
* exp_aggr.adb: Use Choice_List throughout, to handle
Iterated_Component_Associations.
(Gen_Loop): Generate proper loop for an
Iterated_Component_Association: loop variable has the identifier
of the original association. Generate a loop even for a single
component choice, in order to make loop parameter visible in
expression.
(Flatten): An Iterated_Component_Association is not static.
2017-01-13 Yannick Moy <moy@adacore.com>
* exp_ch4.adb (Expand_N_Op_Expon): Ensure that the value of
float exponentiation for statically known small negative values
is the reciprocal of the exponentiation for the opposite value
of the exponent.
* s-exnllf.adb (Exn_Float, Exn_Long_Float, Exn_Long_Long_Float):
Ensure that the value of float exponentiation for negative values
is the reciprocal of the exponentiation for the opposite value
of the exponent.
* inline.adb (Expand_Inlined_Call): Fix the count
for the number of generated gotos.
2017-01-13 Yannick Moy <moy@adacore.com>
* inline.adb: Code cleanup.
* sem_util.adb (Is_OK_Volatile_Context): Add
expression in delay statement as OK for volatile context.
2017-01-13 Ed Schonberg <schonberg@adacore.com>
* sem_aggr.adb (Resolve_Array_Aggregate): In normal compilation
mode a choice that is a subtype with a static predicate is
replaced by the values it covers. This transformation must not
be performed in ASIS mode, to preserve the source for analysis.
2017-01-13 Justin Squirek <squirek@adacore.com>
* nlists.ads: Correct minor typo.
2017-01-13 Gary Dismukes <dismukes@adacore.com>
* sem_ch13.adb: Minor reformatting and typo fix.
2017-01-13 Ed Schonberg <schonberg@adacore.com>
* par-ch4.adb (P_Aggregate_Or_Parent_Expr): An
Iterated_Component_Association is a named association in an
array aggregate.
* sem_aggr.adb (Resolve_Iterated_Component_Association): New
procedure, subsidiary of Resolve_Array_Aggregate, to analyze
and resolve the discrete choices and the expression of the
new construct.
* sinfo.adb, sinfo.ads: In analogy with N_Component_Association,
Loop_Actions and Box_Present are attributes of
N_Iterated_Component_Association nodes. Box_Present is always
False in this case.
* sprint.adb (Sprint_Node): An Iterated_Component_Association
has a Discrete_Choices list, as specified in the RM. A
Component_Association for aggregate uses instead a Choices list.
We have to live with this small inconsistency because the new
construct also has a defining identifier, and there is no way
to merge the two node structures.
2017-01-13 Yannick Moy <moy@adacore.com>
* inline.adb (Remove_Aspects_And_Pragmas): Add Unused to the
list of pragmas to remove. Remove pragmas from the list of
statements in the body to inline.
* namet.adb, namet.ads (Nam_In): New version with 12 parameters.
2017-01-13 Ed Schonberg <schonberg@adacore.com>
* sem_ch3.adb (Resolve_Aspects): New procedure, subsidiary of
Analyze_Declarations, to analyze and resolve the expressions of
aspect specifications in the current declarative list, so that
the expressions have proper entity and type info. This is needed
for ASIS when there is no subsequent expansion to generate this
semantic information.
* sem_ch13.adb (Check_Aspect_At_End_Of_Declarations): Use Etype of
original expression, to suppress cascaded errors when expression
has been constant-folded.
(Resolve_Aspect_Expressions, Resolve_Name): Preserve entities in
ASIS mode, because there is no subsequent expansion to decorate
the tree.
2017-01-13 Yannick Moy <moy@adacore.com>
* inline.adb, inline.ads (Call_Can_Be_Inlined_In_GNATprove_Mode):
New function to detect when a call may be inlined or not in
GNATprove mode.
(Expand_Inlined_Call): Ensure that a temporary
is always created in the cases where a type conversion may be
needed on an input parameter in GNATprove mode, so that GNATprove
sees the check to perform.
* sem_res.adb (Resolve_Call): In GNATprove mode, skip inlining
when not applicable due to actual requiring type conversion
with possible check but no temporary value can be copied for
GNATprove to see the check.
2017-01-13 Hristian Kirtchev <kirtchev@adacore.com>
* sem_aggr.adb, par_sco.adb, s-osprim-mingw.adb, exp_ch5.adb,
exp_prag.adb, sem_ch3.adb, xr_tabls.adb, lib-xref-spark_specific.adb,
layout.adb, sem_dist.adb, exp_spark.adb, exp_ch7.adb, gnatcmd.adb,
exp_util.adb, prj-proc.adb, sem_aux.adb, comperr.adb, g-memdum.adb,
exp_attr.adb, s-intman-solaris.adb, exp_ch9.adb, make.adb, live.adb,
g-sercom-linux.adb, sem_dim.adb, mlib-prj.adb, s-intman-posix.adb,
sem_ch9.adb, sem_ch10.adb, prep.adb, einfo.adb, scng.adb, checks.adb,
prj-strt.adb, sem_prag.adb, eval_fat.adb, sem_ch12.adb, sem.adb,
a-numaux-x86.adb, a-stwifi.adb, i-cobol.adb, prj.adb,
get_spark_xrefs.adb, s-tasini.adb, rtsfind.adb, freeze.adb,
g-arrspl.adb, par-ch4.adb, sem_util.adb, sem_res.adb, expander.adb,
sem_attr.adb, exp_dbug.adb, prj-pp.adb, a-stzfix.adb, s-interr.adb,
s-wchcnv.adb, switch-m.adb, gnat1drv.adb, sinput-l.adb, stylesw.adb,
contracts.adb, s-intman-android.adb, g-expect.adb, exp_ch4.adb,
g-comlin.adb, errout.adb, sinput.adb, s-exctra.adb, repinfo.adb,
g-spipat.adb, g-debpoo.adb, exp_ch6.adb, sem_ch4.adb, exp_ch13.adb,
a-wtedit.adb, validsw.adb, pprint.adb, widechar.adb, makeutl.adb,
ali.adb, set_targ.adb, sem_mech.adb, sem_ch6.adb, gnatdll.adb,
get_scos.adb, g-pehage.adb, s-tratas-default.adb, gnatbind.adb,
prj-dect.adb, g-socthi-mingw.adb, par-prag.adb, prj-nmsc.adb,
exp_disp.adb, par-ch12.adb, binde.adb, sem_ch8.adb,
s-tfsetr-default.adb, s-regexp.adb, gprep.adb, s-tpobop.adb,
a-teioed.adb, sem_warn.adb, sem_eval.adb, g-awk.adb, s-io.adb,
a-ztedit.adb, xoscons.adb, exp_intr.adb, sem_cat.adb, sprint.adb,
g-socket.adb, exp_dist.adb, sem_ch13.adb, s-tfsetr-vxworks.adb,
par-ch3.adb, treepr.adb, g-forstr.adb, g-catiio.adb, par-ch5.adb,
uname.adb, osint.adb, exp_ch3.adb, prj-env.adb, a-strfix.adb,
a-stzsup.adb, prj-tree.adb, s-fileio.adb: Update all eligible case
statements to reflect the new style for case alternatives. Various
code clean up and reformatting.
2017-01-13 Gary Dismukes <dismukes@adacore.com>
* exp_util.adb: Minor reformatting.
2017-01-13 Yannick Moy <moy@adacore.com>
* exp_spark.adb: Code cleanup.
* sem_ch9.adb (Analyze_Delay_Until): Resolve
expression so that calls are identified as such inside delay
until.
2017-01-13 Ed Schonberg <schonberg@adacore.com>
* exp_util.adb (Insert_Actions): Handle Iterated_Component_Association.
* par-ch3.adb (P_Discrete_Choice_List): An
Iterated_Component_Association is an array aggregate component.
* par-ch4.adb (P_Iterated_Component_Association): New procedure.
(Is_Quantified_Expression): New function that performs a lookahead
to distinguish quantified expressions from iterated component
associations.
(P_Aggregate_Or_Paren_Expr): Recognize iterated component
associations.
(P_Unparen_Cond_Case_Quant_Expression, P_Primary): Ditto.
* sem.adb (Analyze): Handle Iterated_Component_Association.
* sem_aggr.adb (Resolve_Array_Aggregate): Dummy handling of iterated
component associations.
* sinfo.ads, sinfo.adb: Entries for for
N_Iterated_Component_Association and its fields.
* sprint.adb (Sprint_Node_Actual): Handle
N_Iterated_Component_Association.
2017-01-13 Justin Squirek <squirek@adacore.com>
* sem_ch12.adb (Analyze_Package_Instantiation): Move disabiling
of the style check until after preanalysis of acutals.
2017-01-13 Yannick Moy <moy@adacore.com>
* sem_ch13.adb: Minor reformatting.
* par-ch11.adb: minor style fix in whitespace
* gnatbind.adb (Gnatbind): Scope of Std_Lib_File
reduced to Add_Artificial_ALI_File; style fix in declaration of
Text; grammar fix in comment.
* osint-c.adb (Read_Library_Info): strip trailing NUL from result.
* freeze.adb: Cleanup to pass pragma instead of
expression to call.
* exp_spark.adb (Expand_SPARK_Attribute_Reference): New procedure to
replace System'To_Address by equivalent call.
2017-01-13 Arnaud Charlet <charlet@adacore.com>
* bindusg.adb: Improve usage output for -f switch.
2017-01-13 Hristian Kirtchev <kirtchev@adacore.com>
* frontend.adb, freeze.adb, sem_res.adb, sem_attr.adb, sem_ch8.adb:
Minor reformatting.
2017-01-13 Ed Schonberg <schonberg@adacore.com>
* sem_ch13.adb (Is_Predicate_Static): Following the intent of the RM,
treat comparisons on strings as legal in a Static_Predicate.
(Is_Predicate_Static, Is_Type_Ref): Predicate also returns true on
a function call that is the expansion of a string comparison.The
function call is built when compiling the corresponding predicate
function, but the expression has been found legal as a static
predicate during earlier analysis.
* sem_eval.adb (Real_Or_String_Static_Predicate_Matches): Handle
properly a function call that is the expansion of a string
comparison operation, in order to recover the Static_Predicate
expression and apply it to a static argument when needed.
2017-01-13 Tristan Gingold <gingold@adacore.com>
* s-mmap.adb, s-mmap.ads (Open_Read_No_Exception): New function.
(Open_Read): Re-implement using Open_Read_No_Exception.
(Open_Write): Raise exception in case of error.
* s-mmosin-mingw.adb (Open_Common): Do not raise exception.
* s-mmosin-unix.adb (Open_Read, Open_Write): Do not
reaise exception.
* s-mmosin-mingw.ads, s-mmosin-unix.ads (Open_Read): Adjust comment.
2017-01-13 Yannick Moy <moy@adacore.com>
* checks.adb: Code cleanup.
2017-01-13 Yannick Moy <moy@adacore.com>
* freeze.adb (Check_Inherited_Conditions): Use analyzed pragma
expression instead of unanalyzed aspect expression for checking
the validity of inheriting an operation. Also copy the expression
being passing it to Build_Class_Wide_Expression, as this call
modifies its argument.
* sem_util.ads Fix comment to reference correct function name
New_Copy_Tree.
2017-01-13 Javier Miranda <miranda@adacore.com>
* sem_res.adb (Resolve_Generalized_Indexing): Compiling in ASIS mode,
when we propagate information about the indexes back to the original
indexing mode and the prefix of the index is a function call, do not
remove any parameter from such call.
2017-01-13 Gary Dismukes <dismukes@adacore.com>
* exp_ch6.ads (Needs_BIP_Finalization_Master): Update comment.
* exp_ch6.adb (Needs_BIP_Finalization_Master): Return True for
a build-in-place function whose result type is tagged.
2017-01-13 Yannick Moy <moy@adacore.com>
* sem_ch8.adb (Analyze_Subprogram_Renaming.Build_Class_Wide_Wrapper):
Do not generate a wrapper when the only candidate is a class-wide
subprogram.
(Analyze_Subprogram_Renaming): Do not freeze the renaming or renamed
inside a generic context.
2017-01-13 Hristian Kirtchev <kirtchev@adacore.com>
* exp_util.adb (Add_Inherited_Tagged_DIC):
Pass the object parameters of both the parent and the derived
type DIC procedure to the reference replacement circuitry.
(Find_DIC_Type): Modify the circuitry to present the partial
view of a private type in case the private type defines its own
DIC pragma.
(Replace_Object_And_Primitive_References): Add two
optional formal parameters. Update the comment on usage. Update
the replacement of references to object parameters.
2017-01-13 Gary Dismukes <dismukes@adacore.com>
* einfo.adb, sem_ch6.adb, atree.adb: Minor reformatting and typo fix.
2017-01-13 Ed Schonberg <schonberg@adacore.com>
* sem_res.adb (Resolve_Actuals): Apply Scalar_Range_Check to
an out parameter that is a type conversion, independently of th
range check that may apply to the expression of the conversion,
for use in GNATProve.
2017-01-13 Yannick Moy <moy@adacore.com>
* gnat1drv.adb (Gnat1drv): Move the implicit with for System in
GNATprove_Mode here to Frontend.
* frontend.adb (Frontend): Move the implicit with for System
in GNATprove_Mode here as it ismore correct this way; the old
place only worked by chance, since there were no overloaded names.
* rtsfind.ads (RE_Id, RE_Unit_Table): Add RE_Tasking_State.
* sem_attr.adb (Analyze_Attribute): In GNATprove_Mode, for the
four attributes identified in SRM 9(18), add an implicit with
to Ada.Task_Identification.
* sem_ch8.adb (Analyze_Subprogram_Renaming.Build_Class_Wide_Wrapper):
Deal specially with the wrapper introduced for AI05-0071 in GNATprove
mode.
* checks.adb (Apply_Discriminant_Check,
Apply_Selected_Length_Checks, Apply_Selected_Range_Checks):
In GNATprove mode, we do not apply the checks, but we still
analyze the expression to possibly issue errors on SPARK
code when a run-time error can be detected at compile time.
(Selected_Length_Checks, Selected_Range_Checks): Perform analysis
in GNATprove mode.
2017-01-13 Hristian Kirtchev <kirtchev@adacore.com>
* expander.adb (Expand): Add a warning about using return
statements in Ghost management code.
* exp_ch3.adb (Freeze_Type): Add a warning about using return
statements in Ghost management code.
* exp_ch7.adb (Build_Invariant_Procedure_Body,
Build_Invariant_Procedure_Declaration): Add a warning about
using return statements in Ghost management code.
* exp_disp.adb (Make_DT): Add a warning about using return
statements in Ghost management code.
* exp_util.adb (Build_DIC_Procedure_Body,
Build_DIC_Procedure_Declaration, Make_Predicated_Call): Add a
warning about using return statements in Ghost management code.
* freeze.adb (Freeze_Entity): Add a warning about using return
statements in Ghost management code.
* sem.adb (Analyze, Do_Analyze): Add a warning about using return
statements in Ghost management code.
* sem_ch3.adb (Analyze_Object_Declaration, Process_Full_View): Add
a warning about using return statements in Ghost management code.
* sem_ch5.adb (Analyze_Assignment): Add a warning about using
return statements in Ghost management code.
* sem_ch6.adb (Analyze_Procedure_Call,
Analyze_Subprogram_Body_Helper): Add a warning about using return
statements in Ghost management code.
* sem_ch7.adb (Analyze_Package_Body_Helper): Add a warning about
using return statements in Ghost management code.
* sem_ch12.adb (Analyze_Package_Instantiation,
Analyze_Subprogram_Instantiation, Instantiate_Package_Body,
Instantiate_Subprogram_Body): Add a warning about using return
statements in Ghost management code.
* sem_ch13.adb (Build_Predicate_Functions,
Build_Predicate_Function_Declarations): Add a warning about
using return statements in Ghost management code.
* sem_prag.adb (Analyze_Contract_Cases_In_Decl_Part,
Analyze_Initial_Condition_In_Decl_Part, Analyze_Pragma,
Analyze_Pre_Post_Condition_In_Decl_Part): Add a warning about
using return statements in Ghost management code.
2017-01-13 Tristan Gingold <gingold@adacore.com>
* s-mmosin-mingw.adb: Fix pragma import.
2017-01-13 Arnaud Charlet <charlet@adacore.com>
* gnat1drv.adb (Adjust_Global_Switches): Ignore -gnateE in
codepeer mode.
2017-01-13 Hristian Kirtchev <kirtchev@adacore.com>
* atree.adb (Allocate_Initialize_Node): A newly created node is
no longer marked as Ghost at this level.
(Mark_New_Ghost_Node): New routine.
(New_Copy): Mark the copy as Ghost.
(New_Entity): Mark the entity as Ghost.
(New_Node): Mark the node as Ghost.
* einfo.adb (Is_Checked_Ghost_Entity): This attribute can now
apply to unanalyzed entities.
(Is_Ignored_Ghost_Entity): This attribute can now apply to unanalyzed
entities.
(Set_Is_Checked_Ghost_Entity): This attribute now
applies to all entities as well as unanalyzed entities.
(Set_Is_Ignored_Ghost_Entity): This attribute now applies to
all entities as well as unanalyzed entities.
* expander.adb Add with and use clauses for Ghost.
(Expand): Install and revert the Ghost region associated with the node
being expanded.
* exp_ch3.adb (Expand_Freeze_Array_Type): Remove all Ghost-related code.
(Expand_Freeze_Class_Wide_Type): Remoe all Ghost-related code.
(Expand_Freeze_Enumeration_Type): Remove all Ghost-related code.
(Expand_Freeze_Record_Type): Remove all Ghost-related code.
(Freeze_Type): Install and revert the Ghost region associated
with the type being frozen.
* exp_ch5.adb Remove with and use clauses for Ghost.
(Expand_N_Assignment_Statement): Remove all Ghost-related code.
* exp_ch6.adb Remove with and use clauses for Ghost.
(Expand_N_Procedure_Call_Statement): Remove all Ghost-relatd code.
(Expand_N_Subprogram_Body): Remove all Ghost-related code.
* exp_ch7.adb (Build_Invariant_Procedure_Body): Install and revert the
Ghost region of the working type.
(Build_Invariant_Procedure_Declaration): Install and revert
the Ghost region of the working type.
(Expand_N_Package_Body): Remove all Ghost-related code.
* exp_ch8.adb Remove with and use clauses for Ghost.
(Expand_N_Exception_Renaming_Declaration): Remove all Ghost-related
code.
(Expand_N_Object_Renaming_Declaration): Remove all Ghost-related code.
(Expand_N_Package_Renaming_Declaration): Remove all Ghost-related code.
(Expand_N_Subprogram_Renaming_Declaration): Remove all Ghost-related
code.
* exp_ch13.adb Remove with and use clauses for Ghost.
(Expand_N_Freeze_Entity): Remove all Ghost-related code.
* exp_disp.adb (Make_DT): Install and revert the Ghost region of
the tagged type. Move the generation of various entities within
the Ghost region of the type.
* exp_prag.adb Remove with and use clauses for Ghost.
(Expand_Pragma_Check): Remove all Ghost-related code.
(Expand_Pragma_Contract_Cases): Remove all Ghost-related code.
(Expand_Pragma_Initial_Condition): Remove all Ghost-related code.
(Expand_Pragma_Loop_Variant): Remove all Ghost-related code.
* exp_util.adb (Build_DIC_Procedure_Body): Install
and revert the Ghost region of the working types.
(Build_DIC_Procedure_Declaration): Install and revert the
Ghost region of the working type.
(Make_Invariant_Call): Install and revert the Ghost region of the
associated type.
(Make_Predicate_Call): Reimplemented. Install and revert the
Ghost region of the associated type.
* freeze.adb (Freeze_Entity): Install and revert the Ghost region
of the entity being frozen.
(New_Freeze_Node): Removed.
* ghost.adb Remove with and use clauses for Opt.
(Check_Ghost_Completion): Update the parameter profile
and all references to formal parameters.
(Ghost_Entity): Update the comment on usage.
(Install_Ghost_Mode): New routines.
(Is_Ghost_Assignment): New routine.
(Is_Ghost_Declaration): New routine.
(Is_Ghost_Pragma): New routine.
(Is_Ghost_Procedure_Call): New routine.
(Is_Ghost_Renaming): Removed.
(Is_OK_Declaration): Reimplemented.
(Is_OK_Pragma): Reimplemented.
(Is_OK_Statement): Reimplemented.
(Is_Subject_To_Ghost): Update the comment on usage.
(Mark_And_Set_Ghost_Assignment): New routine.
(Mark_And_Set_Ghost_Body): New routine.
(Mark_And_Set_Ghost_Completion): New routine.
(Mark_And_Set_Ghost_Declaration): New routine.
(Mark_And_Set_Ghost_Instantiation): New routine.
(Mark_And_Set_Ghost_Procedure_Call): New routine.
(Mark_Full_View_As_Ghost): Removed.
(Mark_Ghost_Declaration_Or_Body): New routine.
(Mark_Ghost_Pragma): New routine.
(Mark_Ghost_Renaming): New routine.
(Mark_Pragma_As_Ghost): Removed.
(Mark_Renaming_As_Ghost): Removed.
(Propagate_Ignored_Ghost_Code): Update the comment on usage.
(Prune_Node): Freeze nodes no longer need special pruning, they
are processed by the general ignored Ghost code mechanism.
(Restore_Ghost_Mode): New routine.
(Set_Ghost_Mode): Reimplemented.
(Set_Ghost_Mode_From_Entity): Removed.
* ghost.ads Add with and use clauses for Ghost.
(Check_Ghost_Completion): Update the parameter profile
along with the comment on usage.
(Install_Ghost_Mode): New routine.
(Is_Ghost_Assignment): New routine.
(Is_Ghost_Declaration): New routine.
(Is_Ghost_Pragma): New routine.
(Is_Ghost_Procedure_Call): New routine.
(Mark_And_Set_Ghost_Assignment): New routine.
(Mark_And_Set_Ghost_Body): New routine.
(Mark_And_Set_Ghost_Completion): New routine.
(Mark_And_Set_Ghost_Declaration): New routine.
(Mark_And_Set_Ghost_Instantiation): New routine.
(Mark_And_Set_Ghost_Procedure_Call): New routine.
(Mark_Full_View_As_Ghost): Removed.
(Mark_Ghost_Pragma): New routine.
(Mark_Ghost_Renaming): New routine.
(Mark_Pragma_As_Ghost): Removed.
(Mark_Renaming_As_Ghost): Removed.
(Restore_Ghost_Mode): New routine.
(Set_Ghost_Mode): Redefined.
(Set_Ghost_Mode_From_Entity): Removed.
* sem.adb (Analyze): Install and revert the Ghost region of the
node being analyzed.
(Do_Analyze): Change the way a clean Ghost
region is installed and reverted.
* sem_ch3.adb (Analyze_Full_Type_Declaration): Remove
all Ghost-related code.
(Analyze_Incomplete_Type_Decl): Remove all Ghost-related code.
(Analyze_Number_Declaration): Remove all Ghost-related code.
(Analyze_Object_Declaration): Install and revert the Ghost region of
a deferred object declaration's completion.
(Array_Type_Declaration): Remove all Ghost-related code.
(Build_Derived_Type): Update the comment on
the propagation of Ghost attributes from a parent to a derived type.
(Derive_Subprogram): Remove all Ghost-related code.
(Make_Class_Wide_Type): Remove all Ghost-related code.
(Make_Implicit_Base): Remove all Ghost-related code.
(Process_Full_View): Install and revert the Ghost region of
the partial view. There is no longer need to check the Ghost
completion here.
* sem_ch5.adb (Analyze_Assignment): Install and revert the Ghost
region of the left hand side.
* sem_ch6.adb (Analyze_Abstract_Subprogram_Declaration): Remove
all Ghost-related code.
(Analyze_Expression_Function): Remove all Ghost-related code.
(Analyze_Generic_Subprogram_Body): Remove all Ghost-related code.
(Analyze_Procedure_Call): Install and revert the Ghost region of
the procedure being called.
(Analyze_Subprogram_Body_Helper): Install and revert the Ghost
region of the spec or body.
(Analyze_Subprogram_Declaration): Remove all Ghost-related code.
(Build_Subprogram_Declaration): Remove all Ghost-related code.
(Find_Corresponding_Spec): Remove all Ghost-related code.
(Process_Formals): Remove all Ghost-related code.
* sem_ch7.adb (Analyze_Package_Body_Helper): Install and revert
the Ghost region of the spec.
(Analyze_Package_Declaration): Remove all Ghost-related code.
* sem_ch8.adb (Analyze_Exception_Renaming): Mark a renaming as
Ghost when it aliases a Ghost entity.
(Analyze_Generic_Renaming): Mark a renaming as Ghost when it aliases
a Ghost entity.
(Analyze_Object_Renaming): Mark a renaming as Ghost when
it aliases a Ghost entity.
(Analyze_Package_Renaming): Mark a renaming as Ghost when it aliases
a Ghost entity.
(Analyze_Subprogram_Renaming): Mark a renaming as Ghost when it
aliases a Ghost entity.
* sem_ch11.adb Remove with and use clauses for Ghost.
(Analyze_Exception_Declaration): Remove all Ghost-related code.
* sem_ch12.adb (Analyze_Generic_Package_Declaration): Remove all
Ghost-related code.
(Analyze_Generic_Subprogram_Declaration): Remove all Ghost-related
code.
(Analyze_Package_Instantiation): Install and revert the Ghost region
of the package instantiation.
(Analyze_Subprogram_Instantiation): Install
and revert the Ghost region of the subprogram instantiation.
(Instantiate_Package_Body): Code clean up. Install and revert the
Ghost region of the package body.
(Instantiate_Subprogram_Body): Code clean up. Install and revert the
Ghost region of the subprogram body.
* sem_ch13.adb (Build_Predicate_Functions): Install
and revert the Ghost region of the related type.
(Build_Predicate_Function_Declaration): Code clean up. Install
and rever the Ghost region of the related type.
* sem_prag.adb (Analyze_Contract_Cases_In_Decl_Part):
Install and revert the Ghost region of the pragma.
(Analyze_Initial_Condition_In_Decl_Part): Install and revert the
Ghost region of the pragma.
(Analyze_Pragma): Install and revert the Ghost region of various
pragmas. Mark a pragma as Ghost when it is related to a Ghost entity
or encloses a Ghost entity.
(Analyze_Pre_Post_Condition): Install and revert the Ghost
region of the pragma.
(Analyze_Pre_Post_Condition_In_Decl_Part): Install and revert the
Ghost region of the pragma.
* sem_res.adb (Resolve): Remove all Ghost-related code.
* sem_util.adb (Is_Declaration): Reimplemented.
(Is_Declaration_Other_Than_Renaming): New routine.
* sem_util.ads (Is_Declaration_Other_Than_Renaming): New routine.
* sinfo.adb (Is_Checked_Ghost_Pragma): New routine.
(Is_Ghost_Pragma): Removed.
(Is_Ignored_Ghost_Pragma): New routine.
(Set_Is_Checked_Ghost_Pragma): New routine.
(Set_Is_Ghost_Pragma): Removed.
(Set_Is_Ignored_Ghost_Pragma): New routine.
* sinfo.ads: Update the documentation on Ghost mode and
Ghost regions. New attributes Is_Checked_Ghost_Pragma
and Is_Ignored_Ghost_Pragma along with usages in nodes.
Remove attribute Is_Ghost_Pragma along with usages in nodes.
(Is_Checked_Ghost_Pragma): New routine along with pragma Inline.
(Is_Ghost_Pragma): Removed along with pragma Inline.
(Is_Ignored_Ghost_Pragma): New routine along with pragma Inline.
(Set_Is_Checked_Ghost_Pragma): New routine along with pragma Inline.
(Set_Is_Ghost_Pragma): Removed along with pragma Inline.
(Set_Is_Ignored_Ghost_Pragma): New routine along with pragma Inline.
2017-01-12 Tristan Gingold <gingold@adacore.com>
* s-mmap.ads, s-mmap.adb, s-mmosin-unix.ads, s-mmosin-unix.adb,
s-mmauni-long.ads, s-mmosin-mingw.ads, s-mmosin-mingw.adb: New files.
2017-01-12 Yannick Moy <moy@adacore.com>
* errout.adb, errout.ads (Initialize): Factor common treatment
in Reset_Warnings.
(Reset_Warnings): New procedure to reset counts related to warnings.
(Record_Compilation_Errors): New variable to store the presence of an
error, used in gnat2why to allow changing the Warning_Mode.
(Compilation_Errors): Use new variable Record_Compilation_Errors to
store the presence of an error.
2017-01-12 Javier Miranda <miranda@adacore.com>
* sem_ch13.adb (Analyze_Aspect_Specifications):
For Interrupt_Handler and Attach_ Handler aspects, decorate the
internally built reference to the protected procedure as coming
from sources and force its analysis.
2017-01-12 Ed Schonberg <schonberg@adacore.com>
* sem_ch3.adb (Build_Derived_Type): For a scalar derived type,
inherit predicates if any from the first_subtype of the parent,
not from the anonymous parent type.
* sem_eval.adb (Is_Static_Subtype): A type that inherits a dynamic
predicate is not a static subtype.
2017-01-12 Gary Dismukes <dismukes@adacore.com>
* freeze.adb (Check_Suspicious_Convention): New procedure
performing a warning check on discriminated record types with
convention C or C++. Factored out of procedure Freeze_Record_Type,
and changed to only apply to base types (to avoid spurious
warnings on subtypes). Minor improvement of warning messages
to refer to discriminated rather than variant record types.
(Freeze_Record_Type): Remove code for performing a suspicious
convention check.
(Freeze_Entity): Only call Freeze_Record_Type
on types that aren't declared within any enclosing generic units
(rather than just excluding the type when the innermost scope
is generic). Call Check_Suspicious_Convention whether or not
the type is declared within a generic unit.
* sem_ch8.adb (In_Generic_Scope): Move this function to Sem_Util.
* sem_util.ads, sem_util.adb (In_Generic_Scope): New function (moved
from Sem_Ch8).
2017-01-12 Tristan Gingold <gingold@adacore.com>
* sysdep.c, adaint.c, rtinit.c, ming32.h:
(__gnat_current_codepage): Renamed from CurrentCodePage
(__gnat_current_ccs_encoding): Renamed from CurrentCCSEncoding
2017-01-12 Ed Schonberg <schonberg@adacore.com>
* sem_ch6.adb (Fully_Conformant_Expressions): Handle properly
quantified expressions, following AI12-050: the loop parameters
of two quantified expressions are conformant if they have the
same identifier.
2017-01-12 Arnaud Charlet <charlet@adacore.com>
* gcc-interface/Makefile.in: Clean up VxWorks targets.
2017-01-12 Ed Schonberg <schonberg@adacore.com>
* sem_attr.adb (Analyze_Attribute_Reference, case Loop_Entry):
Hnadle properly the attribute reference when it appears as part
of an expression in another loop aspect.
2017-01-12 Ed Schonberg <schonberg@adacore.com>
* exp_ch3.adb (Check_Predicated_Discriminant): New procedure,
subsidiary of Build_Initialization_Call, to complete generation
of predicate checks on discriminants whose (sub)types have
predicates, and to add checks on variants that do not have an
others clause.
* sem_util.adb (Gather_Components): A missing Others alternative is
not an error when the type of the discriminant is a static predicate
(and coverage has been checked when analyzing the case statement). A
runtime check is generated to verify that a given discriminant
satisfies the predicate (RM 3.8.1. (21.1/2)).
2017-01-12 Yannick Moy <moy@adacore.com>
* gnat1drv.adb (Adjust_Global_Switches): Only
perform checking of exception mechanism when generating code.
2017-01-12 Justin Squirek <squirek@adacore.com>
* exp_ch7.adb (Add_Type_Invariants, Process_Array_Component):
Remove handling of access component with invariant.
(Build_Invariant_Procedure_Declaration): Remove return on class
wide type.
* freeze.adb (Freeze_Array_Type, Freeze_Record_Type): Remove
conditional exception for component or array so Has_Own_Invariants
flag is not falsly set.
* sem_ch3.adb (Make_Class_Wide_Type): Initialize copy of class
wide type to have no invariant flags.
2017-01-12 Hristian Kirtchev <kirtchev@adacore.com>
* exp_ch9.adb, sem_prag.adb, s-tassta.adb, sem_util.adb, s-tarest.adb,
sem_ch13.adb: Minor reformatting.
2017-01-12 Hristian Kirtchev <kirtchev@adacore.com>
* exp_aggr.adb (Build_Record_Aggr_Code): Guard against a missing
adjustment primitive when the ancestor type was not properly frozen.
(Gen_Assign): Guard against a missing initialization
primitive when the component type was not properly frozen.
(Initialize_Array_Component): Guard against a missing adjustment
primitive when the component type was not properly frozen.
(Initialize_Record_Component): Guard against a missing adjustment
primitive when the component type was not properly frozen.
(Process_Transient_Component_Completion): The transient object may
not be finalized when its associated type was not properly frozen.
* exp_ch3.adb (Build_Assignment): Guard against a missing
adjustment primitive when the component type was not properly frozen.
(Build_Initialization_Call): Guard against a missing
initialization primitive when the associated type was not properly
frozen.
(Expand_N_Object_Declaration): Guard against a missing
adjustment primitive when the base type was not properly frozen.
(Predefined_Primitive_Bodies): Create an empty Deep_Adjust
body when there is no adjustment primitive available. Create an
empty Deep_Finalize body when there is no finalization primitive
available.
* exp_ch4.adb (Apply_Accessibility_Check): Guard against a
missing finalization primitive when the designated type was
not properly frozen.
(Expand_N_Allocator): Guard against a missing initialization primitive
when the designated type was not properly frozen.
* exp_ch5.adb (Make_Tag_Ctrl_Assignment): Add the adjustment call
only when the corresponding adjustment primitive is available.
* exp_ch7.adb (Build_Adjust_Or_Finalize_Statements): Generate the
adjustment/finalization statements only when there is an available
primitive to carry out the action.
(Build_Initialize_Statements): Generate the initialization/finalization
statements only when there is an available primitive to carry out the
action.
(Make_Adjust_Call): Do not generate a call when the underlying
type is not present due to a possible missing full view.
(Make_Final_Call): Do not generate a call when the underlying
type is not present due to a possible missing full view.
(Make_Finalize_Address_Stmts): Generate an empty body when the
designated type lacks a finalization primitive.
(Make_Init_Call): Do not generate a call when the underlying type is
not present due to a possible missing full view.
(Process_Component_For_Adjust): Add the adjustment call only when the
corresponding adjustment primitive is available.
(Process_Component_For_Finalize): Add the finalization call only when
the corresponding finalization primitive is available.
(Process_Object_Declaration): Use a null statement to emulate a
missing call to the finalization primitive of the object type.
* exp_ch7.ads (Make_Adjust_Call): Update the comment on usage.
(Make_Final_Call): Update the comment on usage.
(Make_Init_Call): Update the comment on usage.
* exp_util.adb (Build_Transient_Object_Statements): Code reformatting.
2017-01-12 Arnaud Charlet <charlet@adacore.com>
* einfo.ads: Update documentation of Address_Taken.
* sem_attr.adb (Analyze_Access_Attribute, Resolve_Attribute
[Access_Attribute]): Only consider 'Access/'Unchecked_Access
for subprograms when setting Address_Taken flag.
2017-01-12 Patrick Bernardi <bernardi@adacore.com>
* sem_ch10.adb (Analyze_With_Clause): Removed code that turned
Configurable_Run_Time_Mode off when analysing with'ed predefined
libraries.
2017-01-12 Gary Dismukes <dismukes@adacore.com>
* sem_prag.adb: Minor reformatting.
* sem_util.adb (Unique_Entity): fix result for
bodies of entry families.
2017-01-12 Justin Squirek <squirek@adacore.com>
* sem_prag.adb (Analyze_Pragma): Add appropriate calls to
Resolve_Suppressible in the pragma Assertion_Policy case.
(Resolve_Suppressible): Created this function to factor out
common code used to resolve Suppress to either Ignore or Check
* snames.ads-tmpl: Add name for Suppressible.
2017-01-12 Gary Dismukes <dismukes@adacore.com>
* exp_ch9.adb, s-secsta.adb, snames.ads-tmpl, exp_ch3.adb: Minor
reformatting.
* debug.adb: Minor comment fixes.
2017-01-12 Arnaud Charlet <charlet@adacore.com>
* sem_util.adb (Unique_Entity): For concurrent
bodies that are defined with stubs and complete a declaration
of a single concurrent object return the entity of an implicit
concurrent type, not the entity of the anonymous concurrent
object.
* debug.adb: -gnatd.J is no longer used.
* make.adb (Globalize): Removed, no longer used.
* sem_ch9.adb: minor typo in comment for entry index
2017-01-12 Patrick Bernardi <bernardi@adacore.com>
* aspect.adb, aspect.ads: Added new aspect Secondary_Stack_Size.
* exp_ch3.adb (Build_Init_Statements): As part of initialising
the value record of a task, set its _Secondary_Stack_Size field
if present.
* exp_ch9.adb (Expand_N_Task_Type_Declaration): Create
a _Secondary_Stack_Size field in the value record of
the task if a Secondary_Stack_Size rep item is present.
(Make_Task_Create_Call): Include secondary stack size
parameter. If No_Secondary_Stack restriction is in place, passes
stack size of 0.
* par-prag.adb, sem_prag.adb, sem_prag.ads: Added new pragma
Secondary_Stack_Size.
* s-secsta.adb, s-secsta.ads (Minimum_Secondary_Stack_Size): New
function to define the overhead of the secondary stack.
* s-tarest.adb (Create_Restricted_Task,
Create_Restricted_Task_Sequential): Functions now include
Secondary_Stack_Size parameter to pass to Initialize_ATCB.
* s-tarest.adb (Create_Restricted_Task,
Create_Restricted_Task_Sequential): Calls to Initialize_ATCB now
include Secondary_Stack_Size parameter.
(Task_Wrapper): Secondary stack now allocated to the size specified by
the Secondary_Stack_Size parameter in the task's ATCB.
* s-taskin.adb, s-taskin.adb (Common_ATCB, Initialize_ATCB): New
Secondary_Stack_Size component.
* s-tassta.adb, s-tassta.ads (Create_Restricted_Task,
Create_Restricted_Task_Sequential): Function now include
Secondary_Stack_Size parameter.
(Task_Wrapper): Secondary stack now allocated to the size
specified by the Secondary_Stack_Size parameter in the task's
ATCB.
* s-tproft.adb (Register_Foreign_Thread): Amended Initialize_ATCB call
to include Secondary_Stack_Size parameter.
* sem_ch13.adb (Analyze_Aspect_Specification): Add support for
Secondary_Stack_Size aspect, turning the aspect into its corresponding
internal attribute.
(Analyze_Attribute_Definition): Process Secondary_Stack_Size attribute.
* snames.adb-tmpl, snames.ads-tmpl: Added names
Name_Secondary_Stack_Size, Name_uSecondary_Stack_Size,
Attribute_Secondary_Stack_Size and Pragma_Secondary_Stack_Size.
2017-01-12 Yannick Moy <moy@adacore.com>
* exp_spark.adb (Expand_SPARK_Potential_Renaming): Fix sloc of copied
subtree.
2017-01-12 Justin Squirek <squirek@adacore.com>
* exp_attr.adb (Expand_N_Attribute_Reference):
Fix Finalization_Size case by properly resolving the type after
rewritting the node.
2017-01-12 Hristian Kirtchev <kirtchev@adacore.com>
* exp_util.adb (Build_DIC_Procedure_Body): Semi-insert the body into
the tree.
(Build_DIC_Procedure_Declaration): Semi-insert the body into the tree.
* binde.adb, exp_ch5.adb, sem_type.adb, sem.ads, sem_res.adb,
exp_sel.ads: Minor reformatting.
2017-01-12 Justin Squirek <squirek@adacore.com>
* exp_ch6.adb (Expand_Call): Add guard to prevent
invariant checks from being created for internally generated
subprograms.
2017-01-12 Bob Duff <duff@adacore.com>
* lib-writ.ads: Remove incorrect comment.
2017-01-12 Javier Miranda <miranda@adacore.com>
* debug.adb (-gnatd.K): Enable generation of contract-only
procedures in CodePeer mode.
* contracts.adb (Build_And_Analyze_Contract_Only_Subprograms):
New subprogram.
(Analyze_Contracts): Generate contract-only procedures if -gnatdK is
set.
* scil_ll.ads, scil_ll.adb (Get_Contract_Only_Body_Name): New
subprogram.
(Get_Contract_Only_Missing_Body_Name): New subprogram.
(Get_Contract_Only_Body): New subprogram.
(Set_Contract_Only_Body): New subprogram.
(Is_Contract_Only_Body): New subprogram.
(Set_Is_Contract_Only_Body): New subprogram.
(SCIL_Nodes): Replace table by hash-table.
2017-01-12 Hristian Kirtchev <kirtchev@adacore.com>
* exp_ch6.adb: Minor reformatting.
* spark_xrefs.ads: minor cleanup of comments for SPARK xrefs
2017-01-12 Bob Duff <duff@adacore.com>
* binde.adb (Forced): New reason for a dependence.
(Force_Elab_Order): Implementation of the new switch.
* binde.ads: Minor comment fixes.
* bindusg.adb: Add -f switch. Apparently, there was an -f switch
long ago that is no longer supported; removed comment about that.
* opt.ads (Force_Elab_Order_File): Name of file specified for
-f switch.
* switch-b.adb: Parse -f switch.
2017-01-12 Justin Squirek <squirek@adacore.com>
* exp_ch6.adb (Check_View_Conversion): Created this function
to properly chain calls to check type invariants that may be
present in a subprogram call after the subprogram.
(Expand_Call): Add a conditional to identify when a view conversion
needs to be checked.
* nlists.adb, nlists.ads (Prepend_New): New routine.
(Prepend_New_To): New routine.
2017-01-12 Hristian Kirtchev <kirtchev@adacore.com>
* sinfo.ads: Minor reformatting.
2017-01-12 Gary Dismukes <dismukes@adacore.com>
* exp_util.adb, exp_util.ads, einfo.ads: Minor typo fixes and
reformatting.
2017-01-12 Hristian Kirtchev <kirtchev@adacore.com>
* exp_ch6.adb (Make_Build_In_Place_Call_In_Anonymous_Context): Add new
variable Definite. Create a local object and pass its 'Access to the
BIP function when the result type is either definite or it does not
require any finalization or secondary stack management.
2017-01-12 Bob Duff <duff@adacore.com>
* contracts.adb, einfo.adb, errout.adb, exp_attr.adb,
exp_ch3.adb, exp_ch7.adb, exp_ch9.adb, exp_prag.adb, freeze.adb,
frontend.adb, ghost.adb, inline.adb, lib-writ.adb, lib-xref.adb,
par.adb, par-ch10.adb, par-ch2.adb, par-prag.adb, par_sco.adb,
sem_attr.adb, sem_aux.adb, sem_ch10.adb, sem_ch12.adb,
sem_ch13.adb, sem_ch6.adb, sem_ch8.adb, sem_ch9.adb, sem_elab.adb,
sem_prag.adb, sem_res.adb, sem_util.adb, sem_util.ads,
sem_warn.adb, sinfo.adb, sinfo.ads, sprint.adb (Pragma_Name):
Change name to Pragma_Name_Unmapped.
(Pragma_Name_Mapped): Change name to Pragma_Name.
This is because the "mapped" version should be the usual case.
2017-01-09 Hristian Kirtchev <kirtchev@adacore.com>
* einfo.ads, einfo.adb: Remove uses of flags Has_Default_Init_Cond,
Is_Default_Init_Cond_Procedure, and
Has_Inherited_Default_Init_Cond. Add uses of flags
Has_Own_DIC, Is_DIC_Procedure, and Has_Inherited_DIC.
(Default_Init_Cond_Procedure): Removed.
(DIC_Procedure): New routine.
(Has_Default_Init_Cond): Removed.
(Has_DIC): New routine.
(Has_Inheritable_Invariants): The attribute applies to the base type.
(Has_Inherited_Default_Init_Cond): Removed.
(Has_Inherited_DIC): New routine.
(Has_Inherited_Invariants): The attribute applies to the base type.
(Has_Own_DIC): New routine.
(Has_Own_Invariants): The attribute applies to the base type.
(Is_Default_Init_Cond_Procedure): Removed.
(Is_DIC_Procedure): New routine.
(Set_Default_Init_Cond_Procedure): Removed.
(Set_DIC_Procedure): New routine.
(Set_Has_Default_Init_Cond): Removed.
(Set_Has_Inheritable_Invariants): The attribute applies
to the base type.
(Set_Has_Inherited_Default_Init_Cond): Removed.
(Set_Has_Inherited_DIC): New routine.
(Set_Has_Inherited_Invariants): The attribute applies to the base type.
(Set_Has_Own_DIC): New routine.
(Set_Has_Own_Invariants): The attribute applies to the base type.
(Set_Is_Default_Init_Cond_Procedure): Removed.
(Set_Is_DIC_Procedure): New routine.
(Write_Entity_Flags): Update the output of all flags related to
default initial condition.
* exp_ch3.adb (Expand_N_Object_Declaration): Update the generation
of the call to the DIC procedure.
(Freeze_Type): Generate the body of the DIC procedure.
* exp_ch7.adb (Build_Invariant_Procedure_Body): Replace
all occurrences of Create_Append with Append_New_To. Do
not generate an invariant procedure for a class-wide type.
The generated body acts as a freeze action of the working type.
(Build_Invariant_Procedure_Declaration): Do not generate an
invariant procedure for a class-wide type.
(Create_Append): Removed.
* exp_util.adb: Add with and use clauses for Sem_Ch3, sem_ch6,
sem_Ch12, Sem_Disp, and GNAT.HTable. Move the handling of
class-wide pre/postcondition description and data structures from
Sem_Prag.
(Build_Class_Wide_Expression): Moved from Sem_Prag.
(Build_DIC_Call): New routine.
(Build_DIC_Procedure_Body): New routine.
(Build_DIC_Procedure_Declaration): New routine.
(Entity_Hash): Moved from Sem_Prag.
(Find_DIC_Type): New routine.
(Update_Primitives_Mapping): Reimplemented.
(Update_Primitives_Mapping_Of_Types): New routine.
* exp_util.ads (Build_Class_Wide_Expression): Moved from Sem_Prag.
(Build_DIC_Call): New routine.
(Build_DIC_Procedure_Body): New routine.
(Build_DIC_Procedure_Declaration): New routine.
(Update_Primitives_Mapping): Moved from Sem_Prag.
(Update_Primitives_Mapping_Of_Types): New routine.
* nlists.adb (Append_New): New routine.
(Append_New_To): New routine.
* nlists.ads (Append_New): New routine.
(Append_New_To): New routine.
* sem_ch3.adb (Analyze_Declarations): Do not generate the bodies
of DIC procedures here. This is now done at the end of the
visible declarations, private declarations, and at the freeze
point of a type.
(Analyze_Private_Extension_Declaration):
A private extension inherits the DIC pragma of a parent type.
(Analyze_Subtype_Declaration): No need to propagate invariant
attributes to a subtype as those apply to the base type.
(Build_Derived_Record_Type): No need to inherit invariants here
as this is now done in Build_Derived_Type.
(Build_Derived_Type): Inherit both the DIC pragma and invariants from
a parent type.
(Process_Full_View): Update the propagation of DIC attributes.
(Propagate_Default_Init_Cond_Attributes): Removed.
* sem_ch7.adb Add with and use clauses for Exp_Util.
(Analyze_Package_Specification): Create the body of the DIC
procedure at the end of the visible and private declarations.
(Preserve_Full_Attributes): Propagate DIC attributes.
* sem_ch9.adb (Analyze_Protected_Type_Declaration): Propagate
DIC attributes.
(Analyze_Task_Type_Declaration): Propagate DIC attributes.
* sem_elab.adb (Check_A_Call): Update the call to
Is_Nontrivial_Default_Init_Cond_Procedure.
* sem_prag.adb Remove the with and use clauses for
GNAT.HTable. Move the handling of class- wide pre/postcondition
description and data structures to Exp_Util.
(Analyze_Pragma): Create the declaration of the DIC procedure. There
is no need to propagate invariant-related attributes at this point
as this is done in Build_Invariant_Procedure_Declaration.
(Build_Class_Wide_Expression): Moved to Exp_Util.
(Entity_Hash): Moved to Exp_Util.
(Update_Primitives_Mapping): Moved to Exp_Util.
* sem_prag.ads (Build_Class_Wide_Expression): Moved to Exp_Util.
(Update_Primitives_Mapping): Moved to Exp_Util.
* sem_util.adb: Remove with and use clauses for Ghost
and Sem_Ch13.
(Build_Default_Init_Cond_Call): Removed.
(Build_Default_Init_Cond_Procedure_Bodies): Removed.
(Build_Default_Init_Cond_Procedure_Declaration): Removed.
(Get_Views): Reimplemented.
(Has_Full_Default_Initialization): Reimplement the section on DIC.
(Inherit_Default_Init_Cond_Procedure): Removed.
(Is_Nontrivial_Default_Init_Cond_Procedure): Removed.
(Is_Nontrivial_DIC_Procedure): New routine.
(Is_Verifiable_DIC_Pragma): New routine.
(Propagate_DIC_Attributes): New routine.
* sem_util.ads (Build_Default_Init_Cond_Call): Removed.
(Build_Default_Init_Cond_Procedure_Bodies): Removed.
(Build_Default_Init_Cond_Procedure_Declaration): Removed.
(Inherit_Default_Init_Cond_Procedure): Removed.
(Is_Nontrivial_Default_Init_Cond_Procedure): Removed.
(Is_Nontrivial_DIC_Procedure): New routine.
(Is_Verifiable_DIC_Pragma): New routine.
(Propagate_DIC_Attributes): New routine.
* sem_warn.adb (Is_OK_Fully_Initialized): Reimplement the section
on DIC.
* sinfo.ads, sinfo.adb: Add new attribute Expression_Copy along with
usage in nodes.
(Expression_Copy): New routine along with pragma Inline.
(Set_Expression_Copy): New routine along with pragma Inline.
2017-01-06 Bob Duff <duff@adacore.com>
* bindgen.adb (Gen_Adainit, Gen_Adafinal): Change
"Bind_Main_Program" to "not Bind_For_Library", because otherwise
we won't generate the call to s_stalib_adafinal when the main
is not written in Ada.
2017-01-06 Bob Duff <duff@adacore.com>
* sem_prag.adb: Minor: remove pragma Warnings.
2017-01-06 Tristan Gingold <gingold@adacore.com>
* Makefile.rtl: Do not compile s-stchop by default.
2017-01-06 Patrick Bernardi <bernardi@adacore.com>
* aspects.adb, aspects.ads, exp_ch3.adb, exp_ch9.adb, par-prag.adb,
sem_ch13.adb, sem_prag.adb, sem_prag.ads, snames.adb-tmpl,
snames.ads-tmpl, s-secsta.adb, s-secsta.ads, s-tarest.adb,
s-tarest.ads, s-taskin.adb, s-taskin.ads, s-tassta.adb, s-tassta.ads:
Reverted previous change for now.
2017-01-06 Ed Schonberg <schonberg@adacore.com>
* exp_ch3.adb (Build_Initialization_Call): Apply predicate
check to default discriminant value if checks are enabled.
(Build_Assignment): If type of component has static predicate,
apply check to its default value, if any.
2017-01-06 Patrick Bernardi <bernardi@adacore.com>
* aspect.adb, aspect.ads: Added new aspect Secondary_Stack_Size.
* exp_ch3.adb (Build_Init_Statements): As part of initialising
the value record of a task, set its _Secondary_Stack_Size field
if present.
* exp_ch9.adb (Expand_N_Task_Type_Declaration): Create
a _Secondary_Stack_Size field in the value record of
the task if a Secondary_Stack_Size rep item is present.
(Make_Task_Create_Call): Include secondary stack size
parameter. If No_Secondary_Stack restriction is in place, passes
stack size of 0.
* par-prag.adb, sem_prag.adb, sem_prag.ads: Added new pragma
Secondary_Stack_Size.
* s-secsta.adb, s-secsta.ads (Minimum_Secondary_Stack_Size): New
function to define the overhead of the secondary stack.
* s-tarest.adb (Create_Restricted_Task,
Create_Restricted_Task_Sequential): Functions now include
Secondary_Stack_Size parameter to pass to Initialize_ATCB.
* s-tarest.adb (Create_Restricted_Task,
Create_Restricted_Task_Sequential): Calls to Initialize_ATCB
now include Secondary_Stack_Size parameter.
(Task_Wrapper):
Secondary stack now allocated to the size specified by the
Secondary_Stack_Size parameter in the task's ATCB.
* s-taskin.adb, s-taskin.adb (Common_ATCB, Initialise_ATCB): New
Secondary_Stack_Size component.
* s-tassta.adb, s-tassta.ads (Create_Restricted_Task,
Create_Restricted_Task_Sequential): Function now include
Secondary_Stack_Size parameter.
(Task_Wrapper): Secondary stack
now allocated to the size specified by the Secondary_Stack_Size
parameter in the task's ATCB.
* sem_ch13.adb (Analyze_Aspect_Specification): Add support
for Secondary_Stack_Size aspect, turning the aspect into its
corresponding internal attribute.
(Analyze_Attribute_Definition):
Process Secondary_Stack_Size attribute.
* snames.adb-tmpl, snames.ads-tmpl: Added names
Name_Secondary_Stack_Size, Name_uSecondary_Stack_Size,
Attribute_Secondary_Stack_Size and Pragma_Secondary_Stack_Size.
2017-01-06 Pascal Obry <obry@adacore.com>
* a-direio.adb, a-direio.ads, a-sequio.adb, a-sequio.ads: Add Flush to
Sequential_IO and Direct_IO.
2017-01-06 Bob Duff <duff@adacore.com>
* snames.ads-tmpl (Renamed): New name for the pragma argument.
* par-ch2.adb: Allow the new pragma (with analysis deferred
to Sem_Prag).
* sinfo.ads, sinfo.adb (Map_Pragma_Name, Pragma_Name_Mapped):
Keep a mapping from new pragma names to old names.
* sem_prag.adb: Check legality of pragma Rename_Pragma, and
implement it by calling Map_Pragma_Name.
* checks.adb, contracts.adb, einfo.adb, errout.adb,
* exp_attr.adb, exp_ch3.adb, exp_ch6.adb, exp_ch7.adb, exp_ch9.adb,
* exp_prag.adb, exp_util.adb, freeze.adb, frontend.adb, ghost.adb,
* inline.adb, lib-writ.adb, scans.adb, scans.ads, sem_attr.adb,
* sem_aux.adb, sem_ch10.adb, sem_ch13.adb, sem_ch6.adb, sem_ch9.adb,
* sem_elab.adb, sem_res.adb, sem_util.adb, sem_util.ads,
* sem_warn.adb: Call Pragma_Name_Mapped instead of Pragma_Name
as appropriate.
2017-01-06 Hristian Kirtchev <kirtchev@adacore.com>
* exp_ch9.adb: Minor reformatting.
2017-01-06 Tristan Gingold <gingold@adacore.com>
* exp_ch9.ads, exp_ch9.adb (Build_Entry_Names): Remove (unused).
* rtsfind.ads (RE_Task_Entry_Names_Array, RO_ST_Set_Entry_Names)
(RE_Protected_Entry_Names_Array, RO_PE_Set_Entry_Names): Remove
(unused).
* s-taskin.ads, s-taskin.adb (Set_Entry_Names,
Task_Entry_Names_Array, Task_Entry_Names_Access): Remove.
* s-tpoben.ads, s-tpoben.adb (Set_Entry_Names,
Protected_Entry_Names_Array, Protected_Entry_Names_Access): Remove.
2017-01-06 Bob Duff <duff@adacore.com>
* sinfo.ads, sinfo.adb (Map_Pragma_Name): Preparation work,
dummy implementation of Map_Pragma_Name.
2017-01-06 Tristan Gingold <gingold@adacore.com>
* exp_ch9.adb (Expand_N_Protected_Type_Declaration): Make the
entry_body variable constant.
* s-taprob.ads (Entry_Body_Access): Move to s-tposen.
* s-tpoben.ads (Protected_Entry_Body_Access): Now access
to constant.
* s-tposen.ads (Entry_Body_Access): Moved from s-taprob,
now access to constant.
2017-01-06 Gary Dismukes <dismukes@adacore.com>
* einfo.ads, sem_res.adb, sem_attr.adb, sem_ch6.adb: Minor
reformatting and typo fixes.
2017-01-06 Bob Duff <duff@adacore.com>
* snames.ads-tmpl: New names for pragma renaming.
* snames.adb-tmpl (Is_Configuration_Pragma_Name): Minor cleanup.
* par-prag.adb: Add new pragma name to case statement.
* sem_prag.adb (Rename_Pragma): Initial cut at semantic analysis
of the pragma.
* sinfo.ads, sinfo.adb (Pragma_Name_Mapped): Preparation work,
Dummy implementation of Pragma_Name_Mapped.
2017-01-06 Ed Schonberg <schonberg@adacore.com>
* exp_ch6.adb (Expand_Protected_Subprogram_Call): Add guard to
better detect call within an entry_wrapper.
* sem_res.adb (Resolve_Call): A protected call within an
entity_wrapper is analyzed in the context of the protected
object but corresponds to a pre-analysis and is not an access
before elaboration.
* sem_attr.adb: Minor reformatting.
2017-01-06 Justin Squirek <squirek@adacore.com>
* sem_attr.adb (Analyze_Attribute): Modify semantic checks for
Finalization_Size to allow a prefix of any non-class-wide type.
* sem_attr.ads Modify comment for Finalization_Size to include
definite type use case.
2017-01-06 Ed Schonberg <schonberg@adacore.com>
* einfo.ads, einfo.adb (Is_Entry_Wrapper): New flag, defined
on procedures that are wrappers created for entries that have
preconditions.
* sem_ch6.adb (Analyze_Subrogram_Body_Helper): If the subprogram
body is an entry_wrapper, compile it in the context of the
synchronized type, because a precondition may refer to funtions
of the type.
* exp_ch9.adb (Build_Contract_Wrapper): Set Is_Entry_Wrapper on
body entity.
* exp_ch6.adb (Expand_Protected_Subprogram_Call): if the call is
within an Entry_Wrapper this is an external call whose target
is the synchronized object that is the actual in the call to
the wrapper.
2017-01-06 Yannick Moy <moy@adacore.com>
* sem_attr.adb (Analyze_Attribute/Attribute_Loop_Entry): Analyze node
in tree, which means not analyzing the previous prefix if the node has
been rewritten into its prefix.
2017-01-06 Gary Dismukes <dismukes@adacore.com>
* s-tpobop.adb: Minor reformatting.
2017-01-06 Ed Schonberg <schonberg@adacore.com>
* checks.adb (Ensure_Valid): Do not generate a validity check
within a generated predicate function, validity checks will have
been applied earlier when required.
2017-01-06 Tristan Gingold <gingold@adacore.com>
* s-tpoben.ads (Protection_Entries): Add comment and reorder
components for performances.
* s-tpobop.adb (PO_Do_Or_Queue): Implement Max_Queue_Length runtime
semantic.
2017-01-06 Ed Schonberg <schonberg@adacore.com>
* sem_eval.adb (Check_Expression_Against_Static_Predicate):
If expression is compile-time known and obeys a static predicate
it must be labelled as static, to prevent spurious warnings and
run-time errors, e.g. in case statements. This is relevant when
the expression is the result of constant-folding a type conversion
whose expression is a variable with a known static value.
2017-01-06 Hristian Kirtchev <kirtchev@adacore.com>
* exp_attr.adb, sem_attr.ads: Minor reformatting.
2017-01-06 Justin Squirek <squirek@adacore.com>
* exp_attr.adb (Expand_N_Attribute_Reference): Add entry for
expansion of Finalization_Size attribute.
* sem_attr.adb (Analyze_Attribute): Add entry to check the
semantics of Finalization_Size.
(Eval_Attribute): Add null entry for Finalization_Size.
* sem_attr.ads: Add Finalization_Size to the implementation
dependent attribute list.
* snames.ads-tmpl: Add name entry for Finalization_Size attribute.
2017-01-06 Ed Schonberg <schonberg@adacore.com>
* sem_ch5.adb (Analyze_Loop_Statement): If the loop includes an
iterator specification with a serious syntactic error, transform
construct into an infinite loop in order to continue analysis
and prevent a compiler abort.
2017-01-06 Tristan Gingold <gingold@adacore.com>
* exp_ch9.adb (Expand_N_Protected_Type_Declaration): Do not generate
max_queue_lengths_array if unused.
2017-01-06 Bob Duff <duff@adacore.com>
* errout.adb (Set_Msg_Text): Protect against out-of-bounds
array access, in case "\" is at the end of Text.
* stylesw.adb (Set_Style_Check_Options): Don't include input
characters in the error message template, because they could
be control characters such as "\", which Errout will try to
interpret.
2017-01-06 Ed Schonberg <schonberg@adacore.com>
* sem_ch4.adb (Find_Indexing_Operations, Inspect_Declarations):
For a private type examine the visible declarations that follow
the partial view, not just the private declarations that follow
the full view.
2017-01-06 Hristian Kirtchev <kirtchev@adacore.com>
* exp_ch5.adb, sem_ch3.adb, checks.adb: Minor reformatting and
code cleanup.
2017-01-06 Ed Schonberg <schonberg@adacore.com>
* exp_ch5.adb (Get_Default_Iterator): For a derived type, the
alias of the inherited op is the parent iterator, no need to
examine dispatch table positions which might not be established
yet if type is not frozen.
* sem_disp.adb (Check_Controlling_Formals): The formal of a
predicate function may be a subtype of a tagged type.
* sem_ch3.adb (Complete_Private_Subtype): Adjust inheritance
of representation items for the completion of a type extension
where a predicate applies to the partial view.
* checks.ads, checks.adb (Apply_Predicate_Check): Add optional
parameter that designates function whose actual receives a
predicate check, to improve warning message when the check will
lead to infinite recursion.
* sem_res.adb (Resolve_Actuals): Pass additional parameter to
Apply_Predicate_Check.
2017-01-06 Tristan Gingold <gingold@adacore.com>
* s-rident.ads (Profile_Info): Remove No_Entry_Queue from
Gnat_Extended_Ravenscar.
* exp_ch9.adb, s-tpoben.adb, s-tpoben.ads: Fix spelling.
2017-01-06 Gary Dismukes <dismukes@adacore.com>
* sem_util.ads: Minor typo fix and reformatting.
2017-01-06 Yannick Moy <moy@adacore.com>
* ghost.adb Minor fixing of references to SPARK RM.
(Check_Ghost_Context): Check whether reference is to a lvalue
before issuing an error about violation of SPARK RM 6.9(13)
when declaration has Ghost policy Check and reference has Ghost
policy Ignore.
* sem_util.adb Minor indentation.
* sem_ch10.adb (Analyze_Package_Body_Stub, Analyze_Protected_Body_Stub,
Analyze_Task_Body_Stub): Set Ekind of the defining identifier.
* sem_util.ads (Unique_Defining_Entity): Document the result
for package body stubs.
2017-01-06 Tristan Gingold <gingold@adacore.com>
* raise-gcc.c (abort): Macro to call Abort_Propagation.
* s-tpoben.ads (Protected_Entry_Queue_Max_Access): Make it access
constant.
* exp_ch9.adb (Expand_N_Protected_Type_Declaration):
Do not generate the Entry_Max_Queue_Lengths_Array if all default
values.
* exp_util.adb (Corresponding_Runtime_Package): Consider
Max_Queue_Length pragma.
2017-01-06 Justin Squirek <squirek@adacore.com>
* exp_ch9.adb (Expand_N_Protected_Type_Declaration):
Remove declaration generation in the case of
System_Tasking_Protected_Objects_Single_Entry being used,
and add a warning message when this is detected to occur.
(Make_Initialize_Protection): Remove reference pass in the case
of System_Tasking_Protected_Objects_Single_Entry.
* rtsfind.ads: Remove RE_Protected_Entry_Queue_Max
* s-tposen.adb (Initialize_Protection_Entry): Remove
Entry_Queue_Max parameter.
* s-tposen.ads: Remove the types use to store the entry queue
maximum.
* sem_prag.adb (Analyze_Pragma): Remove entry families restriction
2017-01-06 Yannick Moy <moy@adacore.com>
* sem_util.adb, sem_util.ads (Get_Enum_Lit_From_Pos): Strengthen
behavior of function, to also accept out of range positions
and raise Constraint_Error in such case, and to copy sloc from
literal if No_Location passed as location.
* uintp.adb, uintp.ads (UI_To_Int, UI_To_CC): Strengthen behavior
of functions to raise Constraint_Error in case of value not in
appropriate range.
2017-01-06 Tristan Gingold <gingold@adacore.com>
* sem_util.adb, s-taprop-linux.adb (Finalize_TCB): Remove call to
Invalidate_Stack_Cache.
2017-01-06 Eric Botcazou <ebotcazou@adacore.com>
* s-os_lib.adb: Minor fix to the signature of Readlink.
2017-01-06 Javier Miranda <miranda@adacore.com>
* sem_ch6.adb (Conforming_Types): Handle another
confusion between views in a nested instance with an actual
private type whose full view is not in scope.
2017-01-06 Arnaud Charlet <charlet@adacore.com>
* exp_ch5.adb (Expand_N_If_Statement): Obey existing comment and
mark a rewritten if statement as explicit (Comes_From_Source).
2017-01-06 Gary Dismukes <dismukes@adacore.com>
* sem_prag.adb, rtsfind.adb, sem_util.adb: Minor typo fixes.
2017-01-06 Tristan Gingold <gingold@adacore.com>
* ada.ads, a-unccon.ads: Add pragma No_Elaboration_Code_All.
2017-01-06 Hristian Kirtchev <kirtchev@adacore.com>
* sem_case.adb: Minor reformatting.
2017-01-06 Thomas Quinot <quinot@adacore.com>
* g-socthi-mingw.adb: Remove now extraneous USE TYPE clause
2017-01-06 Justin Squirek <squirek@adacore.com>
* aspects.adb: Register aspect in Canonical_Aspect.
* aspects.ads: Associate qualities of Aspect_Max_Queue_Length
into respective tables.
* einfo.ads, einfo.adb: Add a new attribute for
handling the parameters for Pragma_Max_Entry_Queue
(Entry_Max_Queue_Lengths_Array) in E_Protected_Type. Subprograms
for accessing and setting were added as well.
* par-prag.adb (Prag): Register Pramga_Max_Entry_Queue.
* exp_ch9.adb (Expand_N_Protected_Type_Declaration): Emit
declaration for pramga arguments and store them in the protected
type node.
(Make_Initialize_Protection): Pass a reference to
the Entry_Max_Queue_Lengths_Array in the protected type node to
the runtime.
* rtsfind.adb: Minor grammar fix.
* rtsfind.ads: Register new types taken from the
runtime libraries RE_Protected_Entry_Queue_Max and
RE_Protected_Entry_Queue_Max_Array
* s-tposen.adb, s-tpoben.adb
(Initialize_Protection_Entry/Initialize_Protection_Entries):
Add extra parameter and add assignment to local object.
* s-tposen.ads, s-tpoben.ads: Add new types to
store entry queue maximums and a field to the entry object record.
* sem_ch13.adb (Analyze_Aspect_Specifications): Add case statement
for Aspect_Max_Queue_Length.
(Check_Aspect_At_Freeze_Point):
Add aspect to list of aspects that don't require delayed analysis.
* sem_prag.adb (Analyze_Pragma): Add case statement for
Pragma_Max_Queue_Length, check semantics, and register arugments
in the respective entry nodes.
* sem_util.adb, sem_util.ads Add functions Get_Max_Queue_Length
and Has_Max_Queue_Length
* snames.ads-tmpl: Add constant for the new aspect-name
Name_Max_Queue_Length and corrasponding pragma.
2017-01-06 Hristian Kirtchev <kirtchev@adacore.com>
* exp_util.adb (Is_Controlled_Function_Call):
Reimplemented. Consider any node which has an entity as the
function call may appear in various ways.
2017-01-06 Hristian Kirtchev <kirtchev@adacore.com>
* exp_attr.adb (Rewrite_Stream_Proc_Call): Use
an unchecked type conversion when performing a view conversion
to/from a private type. In all other cases use a regular type
conversion to ensure that any relevant checks are properly
installed.
2017-01-06 Hristian Kirtchev <kirtchev@adacore.com>
* sem_prag.adb, sem_ch8.adb: Minor reformatting.
2017-01-06 Ed Schonberg <schonberg@adacore.com>
* sem_case.adb (Explain_Non_Static_Bound): Suppress cascaded
error on case expression that is an entity, when coverage is
incomplete and entity has a static value obtained by local
propagation.
(Handle_Static_Predicate): New procedure, subsidiary of
Check_Choices, to handle case alternatives that are either
subtype names or subtype indications involving subtypes that
have static predicates.
2017-01-06 Thomas Quinot <quinot@adacore.com>
* s-oscons-tmplt.c, g-socket.adb, g-socket.ads, g-sothco.ads:
(GNAT.Socket): Add support for Busy_Polling and Generic_Option
2017-01-06 Bob Duff <duff@adacore.com>
* sem_elab.adb (Activate_Elaborate_All_Desirable): Don't add
Elaborate_All(P) to P itself. That could happen in obscure cases,
and always introduced a cycle (P body must be elaborated before
P body).
* lib-writ.ads: Comment clarification.
* ali-util.ads: Minor comment fix.
* ali.adb: Minor reformatting.
2017-01-06 Tristan Gingold <gingold@adacore.com>
* a-exexpr-gcc.adb: Improve comment.
2017-01-03 James Cowgill <James.Cowgill@imgtec.com>
* s-linux-mips.ads: Use correct signal and errno constants.
(sa_handler_pos, sa_mask_pos): Fix offsets for 64-bit MIPS.
2017-01-03 James Cowgill <James.Cowgill@imgtec.com>
* s-linux-mips.ads: Rename from s-linux-mipsel.ads.
* gcc-interface/Makefile.in (MIPS/Linux): Merge mips and mipsel
sections.
2017-01-01 Eric Botcazou <ebotcazou@adacore.com>
* gnatvsn.ads: Bump copyright year.
2017-01-01 Jakub Jelinek <jakub@redhat.com>
* gnat_ugn.texi: Bump @copying's copyright year.
* gnat_rm.texi: Likewise.
Copyright (C) 2017 Free Software Foundation, Inc.
Copying and distribution of this file, with or without modification,
are permitted in any medium without royalty provided the copyright
notice and this notice are preserved.