Google Git
Sign in
gnu / gcc / 7a15b5060a83ea8282323d92043c6152e6a3e22d / . / gcc / cp / ChangeLog
blob: e7ea59304719c5f4dfe128520b2d6775edd2a7e6 [file] [log] [blame]
2022-05-27 Release Manager
* GCC 9.5.0 released.
2022-05-13 Jason Merrill <jason@redhat.com>
PR c++/101078
* pt.c (tsubst_baselink): Update binfos in non-dependent case.
2022-05-13 Jason Merrill <jason@redhat.com>
PR c++/99066
* pt.c (mark_decl_instantiated): Set DECL_EXTERNAL.
2022-05-13 Jason Merrill <jason@redhat.com>
PR c++/100838
PR c++/105265
* call.c (convert_like_internal): Clear tf_no_cleanup when
recursing.
(build_user_type_conversion_1): Only add ck_rvalue if
LOOKUP_ONLYCONVERTING.
2022-05-13 Jason Merrill <jason@redhat.com>
PR c++/91217
* pt.c (tsubst_lambda_expr): Skip the body block from
DECL_SAVED_TREE.
2022-05-13 Jason Merrill <jason@redhat.com>
PR c++/99643
* typeck2.c (massage_init_elt): Don't strip TARGET_EXPR.
2022-05-13 Jason Merrill <jason@redhat.com>
PR c++/65211
* pt.c (tsubst_decl) [TYPE_DECL]: Copy TYPE_ALIGN.
2022-05-13 Jason Merrill <jason@redhat.com>
PR c++/101698
* pt.c (tsubst_baselink): Also check dependent optype.
2022-05-13 Jason Merrill <jason@redhat.com>
PR c++/101442
* decl.c (cp_finish_decl): Don't pass decl to push_cleanup.
* init.c (perform_member_init): Likewise.
* semantics.c (push_cleanup): Adjust comment.
2022-05-13 Jason Merrill <jason@redhat.com>
PR c++/98249
* call.c (build_operator_new_call): Just look in ::.
2022-05-13 Jason Merrill <jason@redhat.com>
PR c++/104646
* constexpr.c (maybe_save_constexpr_fundef): Don't do extra
checks for defaulted ctors.
2022-05-13 Jason Merrill <jason@redhat.com>
PR c++/59950
* call.c (build_over_call): Use cp_build_indirect_ref.
2022-05-13 Jason Merrill <jason@redhat.com>
PR c++/99901
* decl.c (cp_finish_decl): mark_needed an implicitly inline
static data member with an out-of-class redeclaration.
2022-05-13 Jason Merrill <jason@redhat.com>
PR c++/101717
* lambda.c (lambda_expr_this_capture): Check all enclosing
lambdas for completeness.
2022-05-13 Jason Merrill <jason@redhat.com>
PR c++/90664
* cvt.c (can_convert_qual): Check fnptr_conv_p.
2022-05-13 Jason Merrill <jason@redhat.com>
PR c++/95870
* pt.c (enclosing_instantiation_of): Compare DECL_SOURCE_LOCATION if
there is no enclosing non-lambda function.
2022-05-13 Jason Merrill <jason@redhat.com>
PR c++/96311
* typeck.c (check_return_expr): Call mark_exp_read in dependent
case.
2022-05-13 Jason Merrill <jason@redhat.com>
PR c++/96673
* init.c (get_nsdmi): Don't defer access checking.
2022-05-13 Jason Merrill <jason@redhat.com>
PR c++/91933
* class.c (build_base_path): Shortcut simple non-pointer case.
2022-05-13 Jason Merrill <jason@redhat.com>
PR c++/100032
* pt.c (get_underlying_template): Compare TYPE_QUALS.
2022-05-13 Jakub Jelinek <jakub@redhat.com>
PR c++/67184
PR c++/69445
* call.c (build_new_method_call_1): Remove set but not used variable
binfo.
2022-05-11 Patrick Palka <ppalka@redhat.com>
Backported from master:
2022-03-26 Patrick Palka <ppalka@redhat.com>
PR c++/103455
* call.c (add_builtin_candidate) <case MEMBER_REF>: Test
CLASS_TYPE_P instead of MAYBE_CLASS_TYPE_P.
2022-05-11 Patrick Palka <ppalka@redhat.com>
Backported from master:
2022-01-25 Patrick Palka <ppalka@redhat.com>
PR c++/101532
PR c++/104225
* decl2.c (mark_used): Don't consider maybe_instantiate_noexcept
on a deleted function.
2022-05-11 Patrick Palka <ppalka@redhat.com>
Backported from master:
2021-04-14 Patrick Palka <ppalka@redhat.com>
PR c++/83476
PR c++/99885
* pt.c (deducible_expression): Look through implicit
INDIRECT_REFs as well.
2022-05-11 Jakub Jelinek <jakub@redhat.com>
Backported from master:
2022-04-19 Jakub Jelinek <jakub@redhat.com>
PR c++/105256
* typeck2.c (process_init_constructor_array,
process_init_constructor_record, process_init_constructor_union): Move
CONSTRUCTOR_PLACEHOLDER_BOUNDARY flag from CONSTRUCTOR elements to the
containing CONSTRUCTOR.
2022-05-11 Jakub Jelinek <jakub@redhat.com>
Backported from master:
2022-03-26 Jakub Jelinek <jakub@redhat.com>
* parser.c (cp_parser_postfix_expression)
<case RID_BILTIN_CONVERTVECTOR>: Don't
return cp_build_vec_convert result right away, instead
set postfix_expression to it and break.
2022-05-11 Jakub Jelinek <jakub@redhat.com>
Backported from master:
2022-03-24 Jakub Jelinek <jakub@redhat.com>
PR c++/104994
* constexpr.c (potential_constant_expression_1): Don't diagnose extern
thread_local declarations.
* decl.c (start_decl): Likewise.
2022-05-11 Jakub Jelinek <jakub@redhat.com>
Backported from master:
2022-03-09 Jakub Jelinek <jakub@redhat.com>
PR c/104711
* constexpr.c (cxx_eval_check_shift_p): Use TYPE_OVERFLOW_WRAPS
instead of TYPE_UNSIGNED.
* typeck.c (cp_build_binary_op): Don't emit
-Wshift-negative-value warning if TYPE_OVERFLOW_WRAPS.
2022-05-11 Jakub Jelinek <jakub@redhat.com>
Backported from master:
2022-03-08 Jakub Jelinek <jakub@redhat.com>
PR c++/104806
* search.c (lookup_field_fuzzy_info::fuzzy_lookup_field): Ignore
identifiers with space at the end.
2022-05-11 Jakub Jelinek <jakub@redhat.com>
Backported from master:
2022-02-14 Jakub Jelinek <jakub@redhat.com>
PR c++/104513
* constexpr.c (potential_constant_expression_1) <case GOTO_EXPR>:
Don't punt if returns (target).
2022-05-11 Jakub Jelinek <jakub@redhat.com>
Backported from master:
2022-02-11 Jakub Jelinek <jakub@redhat.com>
PR c++/104472
* constexpr.c (cxx_eval_internal_function) <case IFN_VEC_CONVERT>:
Only return fold_const_call result if it is non-NULL. Otherwise
fall through into the default: case to return t, set *non_constant_p
and emit diagnostics if needed.
2022-05-11 Jakub Jelinek <jakub@redhat.com>
Backported from master:
2021-11-19 Jakub Jelinek <jakub@redhat.com>
PR c++/70796
* cp-gimplify.c (cp_gimplify_arg): New function.
(cp_gimplify_expr): Use cp_gimplify_arg instead of gimplify_arg,
pass true as last argument to it if there are any following
arguments in strong evaluation order with side-effects.
2022-05-11 Jakub Jelinek <jakub@redhat.com>
Backported from master:
2021-10-19 Jakub Jelinek <jakub@redhat.com>
PR c++/102786
* constexpr.c (cxx_eval_constant_expression): Don't reject
INTEGER_CSTs with type POINTER_TYPE to METHOD_TYPE.
2022-05-11 Jakub Jelinek <jakub@redhat.com>
Backported from master:
2021-10-05 Jakub Jelinek <jakub@redhat.com>
PR c++/102548
* tree.c (apply_identity_attributes): Fix handling of the
case where an attribute in the list doesn't affect type
identity but some attribute before it does.
2022-05-11 Jakub Jelinek <jakub@redhat.com>
Backported from master:
2021-09-15 Jakub Jelinek <jakub@redhat.com>
PR c++/88578
PR c++/102295
* typeck2.c (split_nonconstant_init_1): Don't throw away empty
initializers of flexible array members if they have non-zero type
size.
2022-05-11 Jakub Jelinek <jakub@redhat.com>
Backported from master:
2021-09-14 Jakub Jelinek <jakub@redhat.com>
PR c++/102295
* decl.c (layout_var_decl): For aggregates ending with a flexible
array member, add the size of the initializer for that member to
DECL_SIZE and DECL_SIZE_UNIT.
2022-05-11 Jakub Jelinek <jakub@redhat.com>
Backported from master:
2021-09-14 Jakub Jelinek <jakub@redhat.com>
PR c++/102305
* method.c (is_xible_helper): Call complete_type on to.
2022-05-11 Jakub Jelinek <jakub@redhat.com>
Backported from master:
2021-07-21 Jakub Jelinek <jakub@redhat.com>
PR c++/101516
* semantics.c (finish_omp_reduction_clause): Also call
complete_type_or_else and return true if it fails.
2022-05-11 Tobias Burnus <tobias@codesourcery.com>
Backported from master:
2021-05-04 Tobias Burnus <tobias@codesourcery.com>
* semantics.c (finish_omp_reduction_clause): Accept float + complex
for || and && reductions.
2022-05-11 Jakub Jelinek <jakub@redhat.com>
Backported from master:
2021-07-15 Jakub Jelinek <jakub@redhat.com>
PR c++/101443
* cp-gimplify.c (cp_fold): For comparisons with NULLPTR_TYPE
operands, fold them right away to true or false.
2022-05-11 Jakub Jelinek <jakub@redhat.com>
Backported from master:
2021-06-21 Jakub Jelinek <jakub@redhat.com>
PR inline-asm/100785
* typeck.c (cxx_mark_addressable): Diagnose trying to make
bit-fields addressable.
2022-05-11 Jakub Jelinek <jakub@redhat.com>
Backported from master:
2021-05-25 Jakub Jelinek <jakub@redhat.com>
PR c++/100666
* call.c (convert_arg_to_ellipsis): For expressions with NULLPTR_TYPE
and side-effects, temporarily disable -Wunused-result warning when
building COMPOUND_EXPR.
2021-06-01 Release Manager
* GCC 9.4.0 released.
2021-05-28 Jason Merrill <jason@redhat.com>
PR c++/100797
PR c++/95719
* call.c (build_over_call): Adjust base_binfo in
resolves_to_fixed_type_p case.
2021-05-21 Jason Merrill <jason@redhat.com>
PR c++/97938
* cp-tree.h (PACK_EXPANSION_AUTO_P): New.
* lambda.c (add_capture): Set it.
* pt.c (tsubst_pack_expansion): Handle it.
2021-05-21 Jason Merrill <jason@redhat.com>
PR c++/52625
* pt.c (maybe_process_partial_specialization): Check
DECL_SELF_REFERENCE_P.
2021-05-21 Jason Merrill <jason@redhat.com>
PR c++/80456
* call.c (build_new_method_call_1): Check again for side-effects
with a volatile object.
2021-04-30 Jason Merrill <jason@redhat.com>
PR c++/95719
* call.c (build_over_call): Look up the overrider in base_binfo.
* class.c (lookup_vfn_in_binfo): Look through BINFO_PRIMARY_P.
2021-04-21 Patrick Palka <ppalka@redhat.com>
Backported from master:
2021-02-23 Patrick Palka <ppalka@redhat.com>
PR c++/95468
* pt.c (tsubst_copy_and_build) <case BASELINK>: New case, copied
over from tsubst_copy.
2021-04-21 Patrick Palka <ppalka@redhat.com>
Backported from master:
2020-08-05 Patrick Palka <ppalka@redhat.com>
Jason Merrill <jason@redhat.com>
PR c++/96282
* constexpr.c (cxx_eval_vec_init_1): Truncate ctx->ctor and
then clear CONSTRUCTOR_NO_CLEARING on each appended element
initializer if we're initializing a previously zero-initialized
array object.
2021-04-21 Patrick Palka <ppalka@redhat.com>
Backported from master:
2020-07-30 Patrick Palka <ppalka@redhat.com>
PR c++/64194
* pt.c (resolve_overloaded_unification): If the function
template specialization has a placeholder return type,
then instantiate it before attempting unification.
2021-04-20 Jakub Jelinek <jakub@redhat.com>
Backported from master:
2021-04-20 Jakub Jelinek <jakub@redhat.com>
PR c++/99833
* pt.c (extract_locals_r): When handling DECL_EXPR of a structured
binding, add to data.internal also all corresponding structured
binding decls.
2021-04-20 Jakub Jelinek <jakub@redhat.com>
Backported from master:
2021-03-30 Jakub Jelinek <jakub@redhat.com>
PR c++/99790
* cp-gimplify.c (cp_gimplify_expr): Handle PTRMEM_CST.
2021-04-20 Jakub Jelinek <jakub@redhat.com>
Backported from master:
2021-03-30 Jakub Jelinek <jakub@redhat.com>
PR c++/99745
* decl2.c (grokbitfield): Diagnose bitfields containing bare parameter
packs and don't set DECL_BIT_FIELD_REPRESENTATIVE in that case.
2021-04-20 Jakub Jelinek <jakub@redhat.com>
Backported from master:
2021-03-30 Jakub Jelinek <jakub@redhat.com>
PR c++/99650
* decl.c (cp_finish_decomp): Diagnose void initializers when
using tuple_element and get.
2021-04-20 Jakub Jelinek <jakub@redhat.com>
Backported from master:
2021-03-19 Jakub Jelinek <jakub@redhat.com>
PR c++/99613
* decl.c (expand_static_init): For thread guards, call __cxa_atexit
before calling __cxa_guard_release rather than after it. Formatting
fixes.
2021-04-20 Jakub Jelinek <jakub@redhat.com>
Backported from master:
2021-03-19 Jakub Jelinek <jakub@redhat.com>
PR c++/82959
* call.c (op_is_ordered): Handle TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR
and COMPOUND_EXPR.
2021-04-20 Jakub Jelinek <jakub@redhat.com>
Backported from master:
2021-03-19 Jakub Jelinek <jakub@redhat.com>
PR c++/95451
* lambda.c (is_lambda_ignored_entity): Before checking for
LAMBDA_FUNCTION_P, use OVL_FIRST. Drop FUNCTION_DECL check.
2021-04-20 Jakub Jelinek <jakub@redhat.com>
Backported from master:
2021-03-19 Jakub Jelinek <jakub@redhat.com>
PR sanitizer/99106
* init.c (build_zero_init_1): For flexible array members just return
NULL_TREE instead of returning empty CONSTRUCTOR with non-complete
ARRAY_TYPE.
2021-04-20 Jakub Jelinek <jakub@redhat.com>
Backported from master:
2021-03-19 Jakub Jelinek <jakub@redhat.com>
PR c++/99033
* init.c (build_zero_init_1): Handle zero initialiation of
flexible array members like initialization of [0] arrays.
Use integer_minus_onep instead of comparison to integer_minus_one_node
and integer_zerop instead of comparison against size_zero_node.
Formatting fixes.
2021-04-20 Jakub Jelinek <jakub@redhat.com>
Backported from master:
2021-03-19 Jakub Jelinek <jakub@redhat.com>
PR c++/97878
* decl.c (check_array_initializer): For structured bindings, require
the array type to be complete.
2021-04-20 Jakub Jelinek <jakub@redhat.com>
Backported from master:
2021-01-29 Jakub Jelinek <jakub@redhat.com>
PR c++/33661
PR c++/98847
* decl.c (cp_finish_decl): For register vars with asmspec in templates
call set_user_assembler_name and set DECL_HARD_REGISTER.
* pt.c (tsubst_expr): When instantiating DECL_HARD_REGISTER vars,
pass asmspec_tree to cp_finish_decl.
2021-04-20 Jakub Jelinek <jakub@redhat.com>
Backported from master:
2021-01-29 Jakub Jelinek <jakub@redhat.com>
PR sanitizer/95693
* init.c (build_zero_init_1): Revert the 2018-03-06 change to
return build_zero_cst for reference types.
* typeck2.c (process_init_constructor_record): Instead call
build_zero_cst here during error recovery instead of build_zero_init.
2021-04-20 Jakub Jelinek <jakub@redhat.com>
Backported from master:
2021-01-29 Jakub Jelinek <jakub@redhat.com>
PR c++/98672
* constexpr.c (check_for_return_continue_data): Add break_stmt member.
(check_for_return_continue): Also look for BREAK_STMT. Handle
SWITCH_STMT by ignoring break_stmt from its body.
(potential_constant_expression_1) <case FOR_STMT>,
<case WHILE_STMT>: If the condition isn't constant true, check if
the loop body can contain a return stmt.
<case SWITCH_STMT>: Adjust check_for_return_continue_data initializer.
<case IF_STMT>: If recursion with tf_none is successful,
merge *jump_target from the branches - returns with highest priority,
breaks or continues lower. If then branch is potentially constant and
doesn't return, check the else branch if it could return, break or
continue.
2021-04-20 Jakub Jelinek <jakub@redhat.com>
Backported from master:
2021-01-06 Jakub Jelinek <jakub@redhat.com>
PR c++/98187
* parser.c (cp_parser_omp_parallel): For parallel master with
-fopenmp-simd only, just call cp_parser_omp_master instead of
wrapping it in OMP_PARALLEL.
2021-04-20 Jakub Jelinek <jakub@redhat.com>
Backported from master:
2021-01-06 Jakub Jelinek <jakub@redhat.com>
PR c++/98072
* parser.c (cp_parser_omp_depobj): Suppress location wrappers when
parsing depend clause.
2021-04-20 Jakub Jelinek <jakub@redhat.com>
Backported from master:
2020-11-12 Jakub Jelinek <jakub@redhat.com>
PR c++/97663
* parser.c (cp_parser_init_declarator): Don't try to parse
C++17 deduction guides if there are any type specifiers even when
type is NULL.
2021-03-06 Tobias Burnus <tobias@codesourcery.com>
Backported from master:
2021-03-05 Tobias Burnus <tobias@codesourcery.com>
PR c/99137
* parser.c (cp_parser_oacc_clause_async): Reject comma expressions.
2021-03-04 Jason Merrill <jason@redhat.com>
PR c++/98810
* pt.c (tsubst_copy) [VIEW_CONVERT_EXPR]: Add const
to a class non-type template argument that needs it.
2021-03-04 Jason Merrill <jason@redhat.com>
PR c++/95675
* call.c (build_temp): Wrap a CALL_EXPR in a TARGET_EXPR
if it didn't get one before.
2021-02-27 Jason Merrill <jason@redhat.com>
PR c++/90333
* parser.c (cp_parser_lambda_declarator_opt): Accept GNU attributes
between () and ->.
2021-01-29 Jason Merrill <jason@redhat.com>
PR c++/63707
* tree.c (build_vec_init_expr): Don't call build_vec_init_elt
if we got a CONSTRUCTOR.
2020-12-16 Nathan Sidwell <nathan@acm.org>
* parser.c (cp_parser_elaborated_type_specifier): Test
BOUND_TEMPLATE_TEMPLATE_PARM before checking for instantiation.
2020-11-26 Thomas Schwinge <thomas@codesourcery.com>
Backported from master:
2020-11-26 Thomas Schwinge <thomas@codesourcery.com>
* parser.c (cp_parser_omp_var_list_no_open): Assert that array
section's 'low_bound', 'length' are not location wrapper nodes.
(cp_parser_oacc_all_clauses, cp_parser_oacc_cache): Instantiate
'auto_suppress_location_wrappers'.
2020-11-25 Thomas Schwinge <thomas@codesourcery.com>
Backported from master:
2020-11-25 Thomas Schwinge <thomas@codesourcery.com>
* pt.c (tsubst_omp_clauses): Handle 'OMP_CLAUSE__CACHE_'.
(tsubst_expr): Handle 'OACC_CACHE'.
2020-11-24 Jason Merrill <jason@redhat.com>
PR c++/95158
* class.c (lookup_vfn_in_binfo): New.
* call.c (build_over_call): Use it.
(build_new_method_call_1): Don't set LOOKUP_NONVIRTUAL.
* cp-tree.h (resolves_to_fixed_type_p): Add default argument.
(lookup_vfn_in_binfo): Declare.
2020-11-13 Patrick Palka <ppalka@redhat.com>
Backported from master:
2020-10-07 Patrick Palka <ppalka@redhat.com>
PR c++/88115
PR libstdc++/97273
* tree.c (cp_tree_equal) <case ALIGNOF_EXPR>: Return false if
ALIGNOF_EXPR_STD_P differ.
2020-09-16 Jakub Jelinek <jakub@redhat.com>
Backported from master:
2020-09-03 Jakub Jelinek <jakub@redhat.com>
PR c++/96862
* constexpr.c (cxx_eval_outermost_constant_expr): Temporarily disable
flag_rounding_math during manifestly constant evaluation.
2020-09-16 Jakub Jelinek <jakub@redhat.com>
Backported from master:
2020-05-28 Jakub Jelinek <jakub@redhat.com>
PR c++/95328
* decl.c (cp_finish_decomp): Call complete_type before checking
COMPLETE_TYPE_P.
2020-09-16 Jakub Jelinek <jakub@redhat.com>
Backported from master:
2020-05-07 Jakub Jelinek <jakub@redhat.com>
PR c++/94951
* typeck.c (cp_strict_aliasing_warning): New function.
(cp_build_indirect_ref_1, build_reinterpret_cast_1): Use
it instead of strict_aliasing_warning.
2020-09-16 Jakub Jelinek <jakub@redhat.com>
Backported from master:
2020-04-24 Jakub Jelinek <jakub@redhat.com>
PR c++/94742
* semantics.c (finish_call_expr): When looking if all overloads
are noreturn, use STRIP_TEMPLATE to look through TEMPLATE_DECLs.
2020-09-16 Jakub Jelinek <jakub@redhat.com>
Backported from master:
2020-04-16 Jakub Jelinek <jakub@redhat.com>
PR c++/94571
* parser.c (cp_parser_simple_declaration): Fix up a pasto in
diagnostics.
2020-09-16 Jakub Jelinek <jakub@redhat.com>
Backported from master:
2020-04-08 Jakub Jelinek <jakub@redhat.com>
PR c++/94325
* decl.c (begin_destructor_body): For CLASSTYPE_VBASECLASSES class
dtors, if CLASSTYPE_PRIMARY_BINFO is non-NULL, but not BINFO_VIRTUAL_P,
look at CLASSTYPE_PRIMARY_BINFO of its BINFO_TYPE if it is not
BINFO_VIRTUAL_P, and so on.
2020-06-16 Patrick Palka <ppalka@redhat.com>
PR c++/95678
* tree.c (zero_init_expr_p): Use uses_template_parms instead of
dependent_type_p.
2020-06-11 Marek Polacek <polacek@redhat.com>
PR c++/95344
* cp-gimplify.c (cp_fold) <case MODIFY_EXPR>: Don't set
TREE_THIS_VOLATILE here.
(cp_fold): Set it here along with TREE_NO_WARNING.
2020-06-11 Marek Polacek <polacek@redhat.com>
PR c++/95560
* name-lookup.c (check_local_shadow): Check if types are
non-null before calling same_type_p.
2020-05-25 Jason Merrill <jason@redhat.com>
PR c++/90212
* constexpr.c (potential_constant_expression_1): In a lambda
function, consider a captured variable directly.
2020-05-25 Jason Merrill <jason@redhat.com>
PR c++/90479
* init.c (get_nsdmi): Don't push_to_top_level for a local class.
2020-05-25 Jason Merrill <jason@redhat.com>
PR c++/91529
* decl.c (cp_finish_decl): Also clear TREE_READONLY if
-fmerge-all-constants.
2020-05-25 Jason Merrill <jason@redhat.com>
PR c++/93822
* pt.c (tsubst_decl): Make sure DECL_VALUE_EXPR continues to have
the same type as the variable.
2020-05-06 Nathan Sidwell <nathan@acm.org>
PR c++/94946
* decl.c (grokdeclarator): Don't splice template attributes in
parm context -- they can apply to the parm.
2020-04-27 Jason Merrill <jason@redhat.com>
PR c++/90750
PR c++/79585
* decl.c (grokdeclarator): Move dependent attribute to decl.
* decl2.c (splice_template_attributes): No longer static.
2020-04-21 Martin Sebor <msebor@redhat.com>
Jason Merrill <jason@redhat.com>
PR c++/94510
* decl.c (reshape_init_array_1): Avoid stripping redundant trailing
zero initializers...
* mangle.c (write_expression): ...and handle them here even for
pointers to members by calling zero_init_expr_p.
* cp-tree.h (zero_init_expr_p): Declare.
* tree.c (zero_init_expr_p): Define.
(type_initializer_zero_p): Remove.
* pt.c (tparm_obj_values): New hash_map.
(get_template_parm_object): Store to it.
(tparm_object_argument): New.
2020-04-20 Marek Polacek <polacek@redhat.com>
Backported from mainline
2020-04-20 Marek Polacek <polacek@redhat.com>
PR c++/94505 - bogus -Wparentheses warning with fold-expression.
* pt.c (fold_expression): Add warning_sentinel for -Wparentheses
before calling build_x_binary_op.
2020-04-07 Jakub Jelinek <jakub@redhat.com>
PR c++/94512
* parser.c (cp_parser_omp_parallel): Set OMP_PARALLEL_COMBINED
if cp_parser_omp_master succeeded.
Backported from mainline
2020-04-04 Jakub Jelinek <jakub@redhat.com>
PR c++/94477
* pt.c (tsubst_expr) <case OMP_MASTER>: Clear
omp_parallel_combined_clauses.
2020-03-30 Jakub Jelinek <jakub@redhat.com>
PR c++/94385
* semantics.c (add_stmt): Only set STMT_IS_FULL_EXPR_P on trees with
STATEMENT_CODE_P code.
2020-03-19 Jakub Jelinek <jakub@redhat.com>
PR c++/93931
* parser.c (cp_parser_omp_var_list_no_open): Call process_outer_var_ref
on outer_automatic_var_p decls.
* cp-gimplify.c (cxx_omp_disregard_value_expr): Return true also for
capture proxy decls.
2020-03-17 Jakub Jelinek <jakub@redhat.com>
PR c++/90995
* parser.c (cp_parser_enum_specifier): Use temp_override for
parser->colon_corrects_to_scope_p, replace goto out with return.
If scoped enum or enum with underlying type is not followed by
{ or ;, call cp_parser_commit_to_tentative_parse before calling
cp_parser_error and make sure to return error_mark_node instead of
NULL_TREE. Formatting fixes.
2020-04-05 Marek Polacek <polacek@redhat.com>
2020-02-06 Marek Polacek <polacek@redhat.com>
Backport from mainline
PR c++/93597 - ICE with lambda in operator function.
* name-lookup.c (maybe_save_operator_binding): Check is_overloaded_fn.
2020-04-04 Jason Merrill <jason@redhat.com>
PR c++/91377
* mangle.c (write_expression): Skip IMPLICIT_CONV_EXPR.
2020-04-04 Jason Merrill <jason@redhat.com>
PR c++/94453
* constexpr.c (maybe_constant_value): Use break_out_target_exprs.
* expr.c (mark_use) [VIEW_CONVERT_EXPR]: Don't wrap a TARGET_EXPR in
NON_LVALUE_EXPR.
2020-04-03 Jason Merrill <jason@redhat.com>
PR c++/91966
* pt.c (complex_pack_expansion_r): New.
(complex_alias_template_p): Use it.
2020-03-30 Jason Merrill <jason@redhat.com>
PR c++/90711
* tree.c (cp_tree_equal) [CALL_EXPR]: Compare KOENIG_LOOKUP_P.
(called_fns_equal): Check DECL_CONTEXT.
2020-03-27 Nathan Sidwell <nathan@acm.org>
PR c++/84733
* name-lookup.c (do_pushdecl): Look through cleanp levels.
2020-03-14 Jason Merrill <jason@redhat.com>
PR c++/92909
* pt.c (find_parameter_packs_r): [DECL_EXPR]: Walk
DECL_ORIGINAL_TYPE of a typedef.
2020-03-14 Jason Merrill <jason@redhat.com>
PR c++/92068
* pt.c (process_partial_specialization): Error rather than crash on
extra pack expansion.
2020-03-14 Jason Merrill <jason@redhat.com>
PR c++/93248
* pt.c (build_deduction_guide): Clear cp_unevaluated_operand for
substituting DECL_ARGUMENTS.
2020-03-12 Release Manager
* GCC 9.3.0 released.
2020-03-05 Jason Merrill <jason@redhat.com>
PR c++/88395
PR c++/93551
* constraint.cc (constraints_satisfied_p): Use push_tinst_level.
2020-03-05 Martin Sebor <msebor@redhat.com>
Backport from trunk.
2020-02-21 Martin Sebor <msebor@redhat.com>
PR gcov-profile/93753
* class.c (check_flexarrays): Tighten up a test for potential members
of anonymous structs or unions.
2020-03-05 Jason Merrill <jason@redhat.com>
PR c++/90338
* pt.c (invalid_nontype_parm_type_p): Check complain for non-literal
and mutable errors.
2020-03-04 Jason Merrill <jason@redhat.com>
PR c++/91607
* constexpr.c (constexpr_call_hasher::equal): Use
same_type_ignoring_top_level_qualifiers_p.
2020-03-04 Martin Sebor <msebor@redhat.com>
PR c++/90938
* tree.c (type_initializer_zero_p): Fail for structs initialized
with non-structs.
2020-03-04 Marek Polacek <polacek@redhat.com>
Backported from mainline
2020-01-24 Marek Polacek <polacek@redhat.com>
PR c++/93299 - ICE in tsubst_copy with parenthesized expression.
* pt.c (tsubst_copy): Handle a REF_PARENTHESIZED_P VIEW_CONVERT_EXPR.
2020-03-04 Marek Polacek <polacek@redhat.com>
Backported from mainline
2020-02-26 Marek Polacek <polacek@redhat.com>
PR c++/93676 - value-init crash in template.
* init.c (build_new_1): Don't call build_vec_init in a template.
2020-03-04 Jason Merrill <jason@redhat.com>
Marek Polacek <polacek@redhat.com>
PR c++/90505 - mismatch in template argument deduction.
* pt.c (tsubst): Don't reduce the template level of template
parameters when tf_partial.
2020-03-04 Jason Merrill <jason@redhat.com>
PR c++/90432
* init.c (perform_member_init): Don't do aggregate initialization of
empty field.
* constexpr.c (cx_check_missing_mem_inits): Don't enforce
initialization of empty field.
2020-03-04 Jason Merrill <jason@redhat.com>
PR c++/90997
* semantics.c (finish_call_expr): Don't call
instantiate_non_dependent_expr before warn_for_memset.
2020-03-02 Jason Merrill <jason@redhat.com>
PR c++/86917
* constexpr.c (cxx_eval_vec_init_1): Handle CONSTRUCTOR.
2020-03-02 Jason Merrill <jason@redhat.com>
PR c++/91953
* constexpr.c (potential_constant_expression_1) [PARM_DECL]: Allow
empty class type.
[COMPONENT_REF]: A member function reference doesn't use the object
as an rvalue.
2020-03-02 Jason Merrill <jason@redhat.com>
PR c++/88256
* cp-gimplify.c (predeclare_vla): New.
(cp_genericize_r) [NOP_EXPR]: Call it.
2020-03-02 Jason Merrill <jason@redhat.com>
PR c++/93442
* parser.c (cp_parser_lambda_expression): Clear in_discarded_stmt.
2020-03-02 Jason Merrill <jason@redhat.com>
PR c++/90732 - ICE with VLA capture and generic lambda.
* pt.c (tsubst_lambda_expr): Repeat add_capture for VLAs.
2020-03-02 Jason Merrill <jason@redhat.com>
PR c++/90333
PR c++/89640
PR c++/60503
* parser.c (cp_parser_type_specifier_seq): Don't parse attributes in
a trailing return type.
(cp_parser_lambda_declarator_opt): Parse C++11 attributes before
parens.
2020-02-26 Marek Polacek <polacek@redhat.com>
PR c++/92745 - bogus error when initializing array of vectors.
* decl.c (reshape_init_r): For a nested compound literal, do
call reshape_init_{class,array,vector}.
2020-02-26 Jason Merrill <jason@redhat.com>
PR c++/90951
* constexpr.c (cxx_eval_array_reference): {}-initialize missing
elements instead of value-initializing them.
2020-02-26 Jason Merrill <jason@redhat.com>
PR c++/93140
* pt.c (tsubst_decl) [PARM_DECL]: Check cp_unevaluated_operand in
handling of TREE_CHAIN for empty pack.
2020-02-26 Jason Merrill <jason@redhat.com>
PR c++/92852
* constexpr.c (maybe_constant_value): Don't unshare if the cached
value is the same as the argument.
2020-02-14 Jakub Jelinek <jakub@redhat.com>
PR c++/61414
* class.c (enum_min_precision): Change prec type from int to int &.
2020-02-13 Jakub Jelinek <jakub@redhat.com>
Backported from mainline
2020-02-05 Jakub Jelinek <jakub@redhat.com>
PR c++/93557
* semantics.c (cp_build_vec_convert): Call decay_conversion on arg
prior to passing it to c_build_vec_convert.
2020-01-29 Jakub Jelinek <jakub@redhat.com>
PR c++/91118
* cp-gimplify.c (cxx_omp_predetermined_sharing): Return
OMP_CLAUSE_DEFAULT_SHARED for typeinfo decls.
2020-01-28 Jason Merrill <jason@redhat.com>
PR c++/90546
* call.c (build_user_type_conversion_1): Allow a template conversion
returning an rvalue reference to bind directly to an lvalue.
PR c++/90731
* decl.c (grokdeclarator): Propagate eh spec from typedef.
PR c++/90966
* pt.c (tsubst_copy) [STRING_CST]: Don't use fold_convert.
PR c++/93279 - ICE with lambda in member operator.
* name-lookup.c (maybe_save_operator_binding): Don't remember
class-scope bindings.
2020-01-27 Nathan Sidwell <nathan@acm.org>
PR c++/91826
* name-lookup.c (is_ancestor): Allow CHILD to be a namespace alias.
2020-01-24 Jason Merrill <jason@redhat.com>
PR c++/92852 - ICE with generic lambda and reference var.
* constexpr.c (maybe_constant_value): Likewise.
2020-01-22 Jakub Jelinek <jakub@redhat.com>
Backported from mainline
2020-01-17 Jakub Jelinek <jakub@redhat.com>
PR c++/93228
* parser.c (cp_parser_template_name): Look up deprecated attribute
in DECL_TEMPLATE_RESULT or its type's attributes.
2019-12-26 Jakub Jelinek <jakub@redhat.com>
PR c++/92438
* parser.c (cp_parser_constructor_declarator_p): If open paren
is followed by RID_ATTRIBUTE, skip over the attribute tokens and
try to parse type specifier.
2019-12-20 Jakub Jelinek <jakub@redhat.com>
PR c++/92992
* call.c (convert_arg_to_ellipsis): For decltype(nullptr) arguments
that have side-effects use cp_build_compound_expr.
2020-01-21 Jason Merrill <jason@redhat.com>
PR c++/91476 - anon-namespace reference temp clash between TUs.
* call.c (make_temporary_var_for_ref_to_temp): Clear TREE_PUBLIC
if DECL is in the anonymous namespace.
2020-01-17 Jason Merrill <jason@redhat.com>
PR c++/92531 - ICE with noexcept(lambda).
* pt.c (uses_template_parms): Don't try to enumerate all the
expression cases.
2020-01-16 Jason Merrill <jason@redhat.com>
PR c++/93286 - ICE with __is_constructible and variadic template.
* pt.c (tsubst) [TREE_LIST]: Handle pack expansion.
(tsubst_copy_and_build) [TRAIT_EXPR]: Always use tsubst for type2.
2020-01-02 Jakub Jelinek <jakub@redhat.com>
PR c/90677
* cp-objcp-common.c (identifier_global_tag): Return NULL_TREE if name
has not been found, rather than error_mark_node.
2019-12-20 Jakub Jelinek <jakub@redhat.com>
Backported from mainline
2019-12-06 Jakub Jelinek <jakub@redhat.com>
PR c++/92831 - CWG 1299, not extending temporary lifetime for ?:
* cp-tree.h (extend_ref_init_temps): Add a new argument with NULL
default arg.
* call.c (set_up_extended_ref_temp): Add COND_GUARD argument, pass it
down to extend_ref_init_temps. Before pushing cleanup, if COND_GUARD
is non-NULL, create a bool temporary if needed, initialize to false
and guard the cleanup with the temporary being true.
(extend_ref_init_temps_1): Add COND_GUARD argument, pass it down
to recursive calls and set_up_extended_ref_temp. Handle COND_EXPR.
(extend_ref_init_temps): Add COND_GUARD argument, pass it down to
recursive calls and to extend_ref_init_temps_1.
2019-12-03 Jakub Jelinek <jakub@redhat.com>
PR c++/92732
* typeck2.c (digest_nsdmi_init): For bitfields, use
DECL_BIT_FIELD_TYPE instead of TREE_TYPE.
PR c++/92695
* constexpr.c (cxx_bind_parameters_in_call): For virtual calls,
adjust the first argument to point to the derived object rather
than its base.
2019-12-02 Jakub Jelinek <jakub@redhat.com>
PR c++/92695
* constexpr.c (cxx_eval_constant_expression) <case OBJ_TYPE_REF>: Use
STRIP_NOPS before checking for ADDR_EXPR.
2019-11-29 Jakub Jelinek <jakub@redhat.com>
PR c++/60228
* parser.c (cp_parser_omp_declare_reduction_exprs): If
processing_template_decl, wrap the combiner or initializer
into EXPR_STMT.
* decl.c (start_preparsed_function): Don't start a lambda scope
for DECL_OMP_DECLARE_REDUCTION_P functions.
(finish_function): Don't finish a lambda scope for
DECL_OMP_DECLARE_REDUCTION_P functions, nor cp_fold_function
them nor cp_genericize them.
* mangle.c (decl_mangling_context): Look through
DECL_OMP_DECLARE_REDUCTION_P functions.
* semantics.c (expand_or_defer_fn_1): For DECL_OMP_DECLARE_REDUCTION_P
functions, use tentative linkage, don't keep their bodies with
-fkeep-inline-functions and return false at the end.
2019-11-28 Jakub Jelinek <jakub@redhat.com>
PR c++/92695
* decl2.c (mark_used): Don't call note_vague_linkage_fn for pure
virtual functions, even if they are declared inline.
2019-11-27 Jakub Jelinek <jakub@redhat.com>
PR c++/92524
* tree.c (replace_placeholders_r): Don't walk constructor elts with
RANGE_EXPR indexes.
2019-11-26 Jakub Jelinek <jakub@redhat.com>
PR c++/92648
* parser.c (cp_parser_std_attribute): For unknown attributes,
skip balanced token seq instead of trying to parse
attribute-argument-clause as expression list.
PR c++/61414
* class.c (enum_to_min_precision): New hash_map.
(enum_min_precision): New function.
(check_bitfield_decl): Use it.
2019-11-22 Jakub Jelinek <jakub@redhat.com>
PR c/90677
* cp-objcp-common.c (identifier_global_tag): Define.
2019-11-21 Jakub Jelinek <jakub@redhat.com>
Jason Merrill <jason@redhat.com>
PR c++/90842
* parser.c (cp_parser_decl_specifier_seq): For concept or typedef
break early if CP_PARSER_FLAGS_ONLY_MUTABLE_OR_CONSTEXPR.
For type specifiers, set CP_PARSER_FLAGS_NO_TYPE_DEFINITIONS
if CP_PARSER_FLAGS_ONLY_MUTABLE_OR_CONSTEXPR is set.
2019-12-11 Jason Merrill <jason@redhat.com>
PR c++/57082 - new X{} and private destructor.
* init.c (build_new_1): Also pass tf_no_cleanup to
build_special_member_call.
2019-12-11 Jason Merrill <jason@redhat.com>
PR c++/92859 - ADL and bit-field.
* name-lookup.c: Use unlowered_expr_type.
2019-12-11 Jason Merrill <jason@redhat.com>
PR c++/92446 - deduction of class NTTP.
* pt.c (deducible_expression): Look through VIEW_CONVERT_EXPR.
2019-11-06 Jason Merrill <jason@redhat.com>
PR c++/92150 - partial specialization with class NTTP.
* pt.c (unify): Handle VIEW_CONVERT_EXPR.
2019-11-20 Jakub Jelinek <jakub@redhat.com>
PR c++/90767
* call.c (complain_about_no_candidates_for_method_call): If
conv->from is not a type, pass to complain_about_bad_argument
lvalue_type of conv->from.
Backported from mainline
2019-11-19 Jakub Jelinek <jakub@redhat.com>
PR c++/92504
* semantics.c (handle_omp_for_class_iterator): Don't call
cp_fully_fold on cond.
2019-11-08 Marek Polacek <polacek@redhat.com>
Backported from mainline
2019-10-29 Marek Polacek <polacek@redhat.com>
PR c++/90998 - ICE with copy elision in init by ctor and -Wconversion.
* call.c (joust): Don't attempt to warn if ->second_conv is null.
2019-11-08 Jakub Jelinek <jakub@redhat.com>
Backported from mainline
2019-11-05 Jakub Jelinek <jakub@redhat.com>
PR c++/92343
* constexpr.c (potential_constant_expression_1): Return true rather
than false for PREDICT_EXPR.
2019-10-31 Jakub Jelinek <jakub@redhat.com>
PR c++/90947
* cp-tree.h (type_initializer_zero_p): Declare.
* decl.c (reshape_init_array_1): Formatting fix.
* tree.c (type_initializer_zero_p): New function. Moved from
../tree.c, use next_initializable_field, formatting fix. Return
false for TYPE_NON_AGGREGATE_CLASS types.
2019-10-22 Jakub Jelinek <jakub@redhat.com>
PR tree-optimization/85887
* decl.c (expand_static_init): Drop ECF_LEAF from __cxa_guard_acquire
and __cxa_guard_release.
2019-10-21 Jakub Jelinek <jakub@redhat.com>
PR c++/92015
* constexpr.c (cxx_eval_component_reference, cxx_eval_bit_field_ref):
Use STRIP_ANY_LOCATION_WRAPPER on CONSTRUCTOR elts.
2019-10-29 Jakub Jelinek <jakub@redhat.com>
PR c++/92201
* cp-gimplify.c (cp_gimplify_expr): If gimplify_to_rvalue changes the
function pointer type, re-add cast to the original one.
2018-10-26 Ville Voutilainen <ville.voutilainen@gmail.com>
Backport from mainline
2019-06-01 Ville Voutilainen <ville.voutilainen@gmail.com>
PR c++/85254
* class.c (fixup_type_variants): Handle CLASSTYPE_FINAL.
2019-10-24 Marek Polacek <polacek@redhat.com>
* decl.c (reshape_init_r): Add missing space.
2019-10-22 Marek Polacek <polacek@redhat.com>
Backported from mainline
2019-10-21 Marek Polacek <polacek@redhat.com>
PR c++/92106 - ICE with structured bindings and -Wreturn-local-addr.
* typeck.c (maybe_warn_about_returning_address_of_local): Avoid
recursing on null initializer and return false instead.
PR c++/92062 - ODR-use ignored for static member of class template.
* pt.c (has_value_dependent_address): Strip location wrappers.
2019-10-21 Jakub Jelinek <jakub@redhat.com>
Backported from mainline
2019-10-04 Jakub Jelinek <jakub@redhat.com>
PR c++/91974
* cp-gimplify.c (cp_gimplify_expr) <case CALL_EXPR>: For
-fstrong-eval-order ensure CALL_EXPR_FN side-effects are evaluated
before any arguments. Additionally, ensure CALL_EXPR_FN that isn't
invariant nor OBJ_TYPE_REF nor SSA_NAME is forced into a temporary.
2019-09-27 Jakub Jelinek <jakub@redhat.com>
PR c++/88203
* parser.c (cp_parser_omp_var_list_no_open): Parse predefined
variables.
* semantics.c (finish_omp_clauses): Allow predefined variables in
shared and firstprivate clauses, even when they are predetermined
shared.
* cp-gimplify.c (cxx_omp_predetermined_sharing_1): Return
OMP_CLAUSE_DEFAULT_SHARED for predefined variables.
2019-08-09 Jakub Jelinek <jakub@redhat.com>
PR c/91401
* parser.c (cp_parser_omp_clause_dist_schedule): Comment out the
check_no_duplicate_clause call, instead emit a warning for duplicate
dist_schedule clauses.
2019-10-16 Richard Biener <rguenther@suse.de>
Backport from mainline
2019-10-02 Richard Biener <rguenther@suse.de>
PR c++/91606
* decl.c (build_ptrmemfunc_type): Mark pointer-to-member
fat pointer structure members as DECL_NONADDRESSABLE_P.
2019-10-08 Marek Polacek <polacek@redhat.com>
Backported from mainline
2019-09-15 Marek Polacek <polacek@redhat.com>
PR c++/91740 - ICE with constexpr call and ?: in ARRAY_REF.
* pt.c (build_non_dependent_expr): Call build_non_dependent_expr for
the first operand.
2019-09-28 Marek Polacek <polacek@redhat.com>
Backported from mainline
2019-09-28 Marek Polacek <polacek@redhat.com>
PR c++/91923 - failure-to-SFINAE with class type NTTP in C++17.
* pt.c (invalid_nontype_parm_type_p): Only emit errors when
tf_error.
2019-09-10 Marek Polacek <polacek@redhat.com>
Backported from mainline
2019-09-10 Marek Polacek <polacek@redhat.com>
PR c++/91705 - constexpr evaluation rejects ++/-- on floats.
* constexpr.c (cxx_eval_increment_expression): Call fold_simple on
the offset.
2019-09-01 Marek Polacek <polacek@redhat.com>
Backported from mainline
2019-09-01 Marek Polacek <polacek@redhat.com>
PR c++/91129 - wrong error with binary op in template argument.
* typeck.c (warn_for_null_address): Use fold_for_warn instead of
fold_non_dependent_expr.
(cp_build_binary_op): Likewise.
2019-08-31 Iain Sandoe <iain@sandoe.co.uk>
Backported from mainline
2019-08-23 Iain Sandoe <iain@sandoe.co.uk>
PR pch/61250
* parser.c (cp_parser_initial_pragma): Call c_common_no_more_pch ()
after determining that the first token is not
PRAGMA_GCC_PCH_PREPROCESS.
2019-08-23 Marek Polacek <polacek@redhat.com>
Backported from mainline
2019-08-23 Marek Polacek <polacek@redhat.com>
PR c++/91521 - wrong error with operator->.
* decl.c (grokdeclarator): Return error_mark_node for an invalid
trailing return type.
2019-08-16 Jason Merrill <jason@redhat.com>
PR c++/90393 - ICE with throw in ?:
* call.c (build_conditional_expr_1): Revert changes from
PR c++/64372 and c++/86205.
2019-08-15 Marek Polacek <polacek@redhat.com>
Backported from mainline
2019-08-07 Marek Polacek <polacek@redhat.com>
PR c++/81429 - wrong parsing of constructor with C++11 attribute.
* parser.c (cp_parser_constructor_declarator_p): Handle the scenario
when a parameter declaration begins with [[attribute]].
2019-08-08 Marek Polacek <polacek@redhat.com>
PR c++/87519 - bogus warning with -Wsign-conversion.
* typeck.c (cp_build_binary_op): Use same_type_p instead of comparing
the types directly.
2019-08-13 Marek Polacek <polacek@redhat.com>
PR c++/90473 - wrong code with nullptr in default argument.
* call.c (null_ptr_cst_p): Update quote from the standard.
* decl.c (check_default_argument): Don't return nullptr when the arg
has side-effects.
2019-06-14 Marek Polacek <polacek@redhat.com>
PR c++/90884 - stray note with -Wctor-dtor-privacy.
* class.c (maybe_warn_about_overly_private_class): Guard the call to
inform.
2019-08-14 Martin Sebor <msebor@redhat.com>
Backported from mainline
2019-08-01 Martin Sebor <msebor@redhat.com>
PR c++/90947
* decl.c (reshape_init_array_1): Avoid truncating initializer
lists containing string literals.
2019-08-14 Jonathan Wakely <jwakely@redhat.com>
PR c++/91436
* name-lookup.c (get_std_name_hint): Fix min_dialect field for
complex_literals and make_unique entries.
2019-08-12 Tom Honermann <tom@honermann.net>
* parser.c (cp_parser_template_declaration_after_parameters): Enable
class template argument deduction for non-type template parameters
in literal operator templates.
2019-08-12 Jason Merrill <jason@redhat.com>
PR c++/91378 - ICE with noexcept and auto return type.
* pt.c (maybe_instantiate_noexcept): push_to_top_level.
PR c++/90538 - multiple expansions of capture packs
* cp-tree.h (DECLTYPE_FOR_INIT_CAPTURE): Remove.
* lambda.c (add_capture): Copy parameter packs from init.
(lambda_capture_field_type): Always use auto for init-capture.
* pt.c (uses_parameter_packs): Return tree.
(tsubst) [DECLTYPE_TYPE]: Remove init-capture handling.
(gen_elem_of_pack_expansion_instantiation): Don't push
local_specialization_stack.
(prepend_one_capture): New.
(tsubst_lambda_expr): Use it. Don't touch local_specializations.
(do_auto_deduction): Avoid redundant error.
2019-08-12 Release Manager
* GCC 9.2.0 released.
2019-08-02 Martin Sebor <msebor@redhat.com>
Backport from mainline
2019-06-05 Martin Sebor <msebor@redhat.com>
PR c/90737
* typeck.c (maybe_warn_about_returning_address_of_local): Only
consider functions returning pointers as candidates for
-Wreturn-local-addr.
2019-08-02 Marek Polacek <polacek@redhat.com>
Backported from mainline
2019-08-02 Marek Polacek <polacek@redhat.com>
PR c++/91230 - wrong error with __PRETTY_FUNCTION__ and generic lambda.
* pt.c (value_dependent_expression_p): Consider __PRETTY_FUNCTION__
inside a template function value-dependent.
2019-07-19 Jason Merrill <jason@redhat.com>
PR c++/90098 - partial specialization and class non-type parms.
PR c++/90099
PR c++/90101
* call.c (build_converted_constant_expr_internal): Don't copy.
* pt.c (process_partial_specialization): Allow VIEW_CONVERT_EXPR
around class non-type parameter.
(unify) [TEMPLATE_PARM_INDEX]: Ignore cv-quals.
(invalid_nontype_parm_type_p): Check for dependent class type.
PR c++/85552 - wrong instantiation of dtor for DMI.
* typeck2.c (digest_nsdmi_init): Set tf_no_cleanup for direct-init.
2019-07-19 Nina Dinka Ranns <dinka.ranns@gmail.com>
PR c++/63149 - Wrong auto deduction from braced-init-list.
* pt.c (listify_autos): use non cv qualified auto_node in
std::initializer_list<auto>.
2019-07-01 Marek Polacek <polacek@redhat.com>
Backported from mainline
2019-06-21 Marek Polacek <polacek@redhat.com>
PR c++/60223 - ICE with T{} in non-deduced context.
* pt.c (unify): Allow COMPOUND_LITERAL_P in a non-deduced context.
PR c++/90490 - fix decltype issues in noexcept-specifier.
* except.c (build_noexcept_spec): Call
instantiate_non_dependent_expr_sfinae before
build_converted_constant_expr instead of calling
instantiate_non_dependent_expr after it. Add
processing_template_decl_sentinel.
2019-06-29 Jakub Jelinek <jakub@redhat.com>
Backported from mainline
2019-06-21 Jakub Jelinek <jakub@redhat.com>
PR c++/90950
* semantics.c (finish_omp_clauses): Don't reject references to
incomplete types if processing_template_decl.
2019-06-12 Marek Polacek <polacek@redhat.com>
PR c++/90825 - endless recursion when evaluating sizeof.
PR c++/90832 - endless recursion when evaluating sizeof.
* constexpr.c (cxx_eval_constant_expression): Don't recurse on the
result of fold_sizeof_expr if is returns a SIZEOF_EXPR.
* typeck.c (cxx_sizeof_expr): Only return a SIZEOF_EXPR if the operand
is instantiation-dependent.
PR c++/90736 - bogus error with alignof.
* constexpr.c (adjust_temp_type): Use cv_unqualified type.
2019-06-11 Jakub Jelinek <jakub@redhat.com>
PR c++/90810
* init.c (constant_value_1): Handle VECTOR_CST DECL_INITIAL for
!DECL_INITIALIZED_BY_CONSTANT_EXPRESSION_P decls like CONSTRUCTOR.
2019-06-05 Jakub Jelinek <jakub@redhat.com>
Backported from mainline
2019-05-29 Jakub Jelinek <jakub@redhat.com>
PR c++/90598
* tree.c (lvalue_kind): Return clk_none for expressions with
with VOID_TYPE_P.
2019-05-28 Marek Polacek <polacek@redhat.com>
Backported from mainline
2019-05-28 Marek Polacek <polacek@redhat.com>
PR c++/90548 - ICE with generic lambda and empty pack.
* pt.c (tsubst_copy_and_build): Handle pack expansion properly.
2019-05-25 Marek Polacek <polacek@redhat.com>
Backported from mainline
2019-05-25 Marek Polacek <polacek@redhat.com>
PR c++/90572 - wrong disambiguation in friend declaration.
* parser.c (cp_parser_constructor_declarator_p): Don't allow missing
typename for friend declarations.
2019-05-20 Jonathan Wakely <jwakely@redhat.com>
Backported from mainline
2019-05-20 Jonathan Wakely <jwakely@redhat.com>
PR c++/90532 Ensure __is_constructible(T[]) is false
* method.c (is_xible_helper): Return error_mark_node for construction
of an array of unknown bound.
2019-05-17 Jakub Jelinek <jakub@redhat.com>
Backported from mainline
2019-05-15 Jakub Jelinek <jakub@redhat.com>
PR debug/90197
* cp-gimplify.c (genericize_cp_loop): Emit a DEBUG_BEGIN_STMT
before the condition (or if missing or constant non-zero at the end
of the loop. Emit a DEBUG_BEGIN_STMT before the increment expression
if any. Don't call protected_set_expr_location on incr if it already
has a location.
2019-05-10 Jakub Jelinek <jakub@redhat.com>
PR pch/90326
* config-lang.in (gtfiles): Remove c-family/c-lex.c, add
c-family/c-cppbuiltin.c.
2019-05-10 Marek Polacek <polacek@redhat.com>
PR c++/78010 - bogus -Wsuggest-override warning on final function.
* class.c (check_for_override): Don't warn for final functions.
2019-05-06 Marek Polacek <polacek@redhat.com>
PR c++/90265 - ICE with generic lambda.
* pt.c (tsubst_copy_and_build): Use a dedicated variable for the last
element in the vector.
2019-05-06 Paolo Carlini <paolo.carlini@oracle.com>
PR c++/90173
* decl.c (grokdeclarator): Set type to error_mark_node
upon error about template placeholder type non followed
by a simple declarator-id.
2019-05-04 Michael Meissner <meissner@linux.ibm.com>
* ChangeLog.ibm: Delete unintentional commit on the wrong branch.
2019-05-03 Release Manager
* GCC 9.1.0 released.
2019-04-24 Jason Merrill <jason@redhat.com>
PR c++/90227 - error with template parameter packs.
* pt.c (coerce_template_parms): Do add empty pack when
require_all_args.
2019-04-24 Richard Biener <rguenther@suse.de>
* call.c (null_ptr_cst_p): Order checks according to expensiveness.
(conversion_null_warnings): Likewise.
* typeck.c (same_type_ignoring_top_level_qualifiers_p): Return
early if type1 == type2.
2019-04-22 Jason Merrill <jason@redhat.com>
PR c++/87366 - wrong error with alias template.
* typeck.c (structural_comptypes): When comparing_specializations,
aliases are unequal.
(comptypes): When comparing_specializations, do structural
comparison.
2019-04-19 Jason Merrill <jason@redhat.com>
PR c++/90190 - CTAD with list-constructor.
* pt.c (do_class_deduction): Don't try the single element deduction
if the single element is also a braced list.
PR c++/90171 - ICE with destroying delete with size_t parm.
* call.c (sized_deallocation_fn_p): New. Use it instead of
second_parm_is_size_t in most cases.
(second_parm_is_size_t): Don't check for aligned.
2019-04-19 Paolo Carlini <paolo.carlini@oracle.com>
PR c++/89900
* pt.c (fn_type_unification): When handling null explicit
arguments do not special case non-parameter packs.
2019-04-19 Jakub Jelinek <jakub@redhat.com>
PR c++/90138
* pt.c (process_template_parm): Set decl to pushdecl result. If
!is_non_type, also set parm to that.
PR c/89888
* decl.c (struct cp_switch): Remove outside_range_p member.
(push_switch): Don't clear it.
(pop_switch): Adjust c_do_switch_warnings caller.
(finish_case_label): Adjust c_add_case_label caller.
PR c++/90108
* decl.c (duplicate_decls): If remove is main variant and
DECL_ORIGINAL_TYPE is some other type, remove a DECL_ORIGINAL_TYPE
variant that has newdecl as TYPE_NAME if any.
2019-04-18 Jason Merrill <jason@redhat.com>
PR c++/87554 - ICE with extern template and reference member.
* decl.c (cp_finish_decl): Don't set DECL_INITIAL of external vars.
2019-04-17 Jason Merrill <jason@redhat.com>
PR c++/90047 - ICE with enable_if alias template.
* pt.c (tsubst_decl) [TYPE_DECL]: Don't put an erroneous decl in the
hash table when we're in SFINAE context.
2019-04-17 Marek Polacek <polacek@redhat.com>
PR c++/90124 - bogus error with incomplete type in decltype.
* typeck.c (build_class_member_access_expr): Check
cp_unevaluated_operand.
2019-04-12 Jakub Jelinek <jakub@redhat.com>
PR c/89933
* decl.c (duplicate_decls): When newdecl's type is its main variant,
don't try to remove it from the variant list, but instead assert
it has no variants.
2019-04-12 Martin Sebor <msebor@redhat.com>
PR c/88383
PR c/89288
* parser.c (cp_parser_has_attribute_expression): Handle assignment
expressions.
2019-04-12 Jason Merrill <jason@redhat.com>
* call.c (null_member_pointer_value_p): Handle an empty CONSTRUCTOR
of PMF type.
2019-04-12 Marek Polacek <polacek@redhat.com>
* except.c (build_noexcept_spec): Use build_converted_constant_bool_expr
instead of perform_implicit_conversion_flags.
PR c++/87603 - constexpr functions are no longer noexcept.
* constexpr.c (is_sub_constant_expr): Remove unused function.
* cp-tree.h (is_sub_constant_expr): Remove declaration.
* except.c (check_noexcept_r): Don't consider a call to a constexpr
function noexcept.
2019-04-11 Jakub Jelinek <jakub@redhat.com>
PR translation/90035
* parser.h (struct cp_parser): Add
type_definition_forbidden_message_arg member.
* parser.c (cp_debug_parser): Print it.
(cp_parser_check_type_definition): Pass
parser->type_definition_forbidden_message_arg as second argument to
error.
(cp_parser_has_attribute_expression, cp_parser_sizeof_operand): Set
parser->type_definition_forbidden_message_arg and use G_() with
%qs for parser->type_definition_forbidden_message instead of
building untranslatable message using concat.
2019-04-09 Jakub Jelinek <jakub@redhat.com>
PR translation/90011
* typeck2.c (check_narrowing): Remove trailing space from diagnostics.
2019-04-08 Marek Polacek <polacek@redhat.com>
* typeck2.c (digest_init_r): Don't condition the object slicing warning
on flag_checking.
2019-04-08 Paolo Carlini <paolo.carlini@oracle.com>
PR c++/89914
* semantics.c (trait_expr_value): Don't use TYPE_NOTHROW_P
when maybe_instantiate_noexcept fails.
(classtype_has_nothrow_assign_or_copy_p): Likewise.
* method.c (implicitly_declare_fn): Avoid passing error_mark_node
to build_exception_variant.
2019-04-05 Marek Polacek <polacek@redhat.com>
PR c++/87145 - bogus error converting class type in template arg list.
* pt.c (convert_nontype_argument): Don't call
build_converted_constant_expr if it could involve calling a conversion
function with a instantiation-dependent constructor as its argument.
2019-04-05 Martin Sebor <msebor@redhat.com>
PR bootstrap/89980
* decl.c (reshape_init_array_1): Avoid treating empty strings
as zeros in array initializers.
Use trivial_type_p () instead of TYPE_HAS_TRIVIAL_DFLT().
2019-04-04 Jason Merrill <jason@redhat.com>
PR c++/89948 - ICE with break in statement-expr.
* constexpr.c (cxx_eval_statement_list): Jumping out of a
statement-expr is non-constant.
2019-04-04 Jason Merrill <jason@redhat.com>
PR c++/89966 - error with non-type auto tparm.
* pt.c (do_auto_deduction): Clear tf_partial.
2019-04-04 Jason Merrill <jason@redhat.com>
PR c++/86986 - ICE with TTP with parameter pack.
* pt.c (coerce_template_parameter_pack): Only look at the type of a
non-type parameter pack.
(fixed_parameter_pack_p_1): Don't recurse into the type of a
non-type parameter pack.
(coerce_template_template_parms): Call add_outermost_template_args.
2019-04-04 Martin Sebor <msebor@redhat.com>
PR c++/89974
PR c++/89878
PR c++/89833
PR c++/47488
* decl.c (reshape_init_array_1): Strip trailing zero-initializers
from arrays of trivial type and known size.
* mangle.c (write_expression): Convert braced initializer lists
to STRING_CSTs.
(write_expression): Trim trailing zero-initializers from arrays
of trivial type.
(write_template_arg_literal): Mangle strings the same as braced
initializer lists.
2019-04-03 Jason Merrill <jason@redhat.com>
PR c++/81866 - ICE with member template and default targ.
* pt.c (tsubst_template_decl): Handle getting a type from
retrieve_specialization.
PR c++/86586 - -fcompare-debug=-Wsign-compare.
* typeck.c (cp_build_binary_op): Don't fold for -Wsign-compare.
PR c++/89331 - ICE with offsetof in incomplete class.
* semantics.c (finish_offsetof): Handle error_mark_node.
* typeck.c (build_class_member_access_expr): Call
complete_type_or_maybe_complain before converting to base.
PR c++/89917 - ICE with lambda in variadic mem-init.
* pt.c (make_pack_expansion): Change type_pack_expansion_p to false.
2019-04-01 Jason Merrill <jason@redhat.com>
PR c++/86946 - ICE with function call in template argument.
DR 1321
* pt.c (iterative_hash_template_arg) [CALL_EXPR]: Use
dependent_name.
2019-04-01 Paolo Carlini <paolo.carlini@oracle.com>
PR c++/62207
* pt.c (tsubst_copy): Deal with lookup_name not returing a variable.
2019-03-31 Marek Polacek <polacek@redhat.com>
PR c++/89852 - ICE with C++11 functional cast with { }.
* constexpr.c (fold_non_dependent_expr_template): New static function
broken out of...
(fold_non_dependent_expr): ...here.
(fold_non_dependent_init): New function.
* cp-tree.h (fold_non_dependent_init): Declare.
* typeck2.c (massage_init_elt): Call fold_non_dependent_init instead
of fold_non_dependent_expr. Don't call maybe_constant_init.
2019-03-30 Jason Merrill <jason@redhat.com>
PR c++/89744 - ICE with specialization of member class template.
* pt.c (lookup_template_class_1): If the partial instantiation is
explicitly specialized, adjust.
(maybe_process_partial_specialization): Also adjust
CLASSTYPE_TI_ARGS.
2019-03-29 Jakub Jelinek <jakub@redhat.com>
PR sanitizer/89869
* typeck.c: Include gimplify.h.
(cp_build_modify_expr) <case COND_EXPR>: Unshare rhs before using it
for second time. Formatting fixes.
2019-03-29 Marek Polacek <polacek@redhat.com>
PR c++/89876 - ICE with deprecated conversion.
* call.c (convert_like_real): Only give warnings with tf_warning.
2019-03-28 Marek Polacek <polacek@redhat.com>
PR c++/89612 - ICE with member friend template with noexcept.
* pt.c (maybe_instantiate_noexcept): For function templates, use their
template result (function decl). Don't set up local specializations.
Temporarily turn on processing_template_decl. Update the template type
too.
PR c++/89836 - bool constant expression and explicit conversions.
* call.c (build_converted_constant_expr_internal): New function,
renamed from...
(build_converted_constant_expr): ...this. New.
(build_converted_constant_bool_expr): New.
* cp-tree.h (build_converted_constant_bool_expr): Declare.
* decl.c (build_explicit_specifier): Call
build_converted_constant_bool_expr.
2019-03-28 Jakub Jelinek <jakub@redhat.com>
PR c++/89785
* constexpr.c (struct check_for_return_continue_data): New type.
(check_for_return_continue): New function.
(potential_constant_expression_1) <case SWITCH_STMT>: Walk
SWITCH_STMT_BODY to find RETURN_EXPRs or CONTINUE_STMTs not nested
in loop bodies and set *jump_target to that if found.
2019-03-27 Jason Merrill <jason@redhat.com>
PR c++/89831 - error with qualified-id in const member function.
* semantics.c (finish_non_static_data_member): Use object cv-quals
in scoped case, too.
PR c++/89421 - ICE with lambda in template parameter list.
* parser.c (cp_parser_lambda_expression): Also reject a lambda in a
template parameter list before C++20.
* pt.c (type_dependent_expression_p): True for LAMBDA_EXPR.
* semantics.c (begin_class_definition): Restore error about defining
non-lambda class in template parm list.
2019-03-26 Jason Merrill <jason@redhat.com>
PR c++/86932 - missed SFINAE with empty pack.
* pt.c (coerce_template_parms): Don't add an empty pack if
tf_partial.
(fn_type_unification): Pass tf_partial to coerce_template_parms.
PR c++/86429 - constexpr variable in lambda.
PR c++/82643
PR c++/87327
* constexpr.c (cxx_eval_constant_expression): In a lambda function,
try evaluating the captured variable directly.
2019-03-26 Jakub Jelinek <jakub@redhat.com>
PR c++/89796
* semantics.c (finish_omp_atomic): Add warning_sentinel for
-Wunused-value around finish_expr_stmt call.
2019-03-25 Paolo Carlini <paolo.carlini@oracle.com>
PR c++/84661
PR c++/85013
* parser.c (cp_parser_binary_expression): Don't call cp_fully_fold
to undo the disabling of warnings.
2019-03-25 Jason Merrill <jason@redhat.com>
PR c++/87748 - substitution failure error with decltype.
* pt.c (most_specialized_partial_spec): Clear
processing_template_decl.
2019-03-25 Marek Polacek <polacek@redhat.com>
PR c++/89214 - ICE when initializing aggregates with bases.
* typeck2.c (digest_init_r): Warn about object slicing instead of
crashing.
PR c++/89705 - ICE with reference binding with conversion function.
* call.c (reference_binding): If the result of the conversion function
is a prvalue of non-class type, use the cv-unqualified type.
2019-03-25 Nathan Sidwell <nathan@acm.org>
* lambda.c (maybe_add_lambda_conv_op): Don't add to comdat group.
2019-03-22 Jakub Jelinek <jakub@redhat.com>
PR c++/60702
* cp-tree.h (get_tls_wrapper_fn): Remove declaration.
(maybe_get_tls_wrapper_call): Declare.
* decl2.c (get_tls_wrapper_fn): Make static.
(maybe_get_tls_wrapper_call): New function.
* typeck.c (build_class_member_access_expr): Handle accesses to TLS
variables.
* semantics.c (finish_qualified_id_expr): Likewise.
(finish_id_expression_1): Use maybe_get_tls_wrapper_call.
* pt.c (tsubst_copy_and_build): Likewise.
PR c++/87481
* constexpr.c (struct constexpr_ctx): Add constexpr_ops_count member.
(cxx_eval_constant_expression): When not skipping, not constant class
or location wrapper, increment *ctx->constexpr_ops_count and if it is
above constexpr_loop_nest_limit, diagnose failure.
(cxx_eval_outermost_constant_expr): Add constexpr_ops_count and
initialize ctx.constexpr_ops_count to its address.
(is_sub_constant_expr): Likewise.
2019-03-21 Jakub Jelinek <jakub@redhat.com>
PR c++/71446
* call.c (filed_in_pset): Change pset from hash_set<tree> * to
hash_set<tree, true> &, adjust uses accordingly.
(build_aggr_conv): Change pset from hash_set<tree> *
to hash_set<tree, true>. Replace goto fail; with return NULL;,
adjust pset uses.
PR c++/89767
* parser.c (cp_parser_lambda_introducer): Add ids and first_capture_id
variables, check for duplicates in this function.
* lambda.c (add_capture): Don't check for duplicates nor use
IDENTIFIER_MARKED.
(register_capture_members): Don't clear IDENTIFIER_MARKED here.
2019-03-21 Paolo Carlini <paolo.carlini@oracle.com>
PR c++/89571
* method.c (after_nsdmi_defaulted_late_checks): Avoid passing
error_mark_node to comp_except_specs.
2019-03-20 Jason Merrill <jason@redhat.com>
PR c++/87480 - decltype of member access in default template arg
* pt.c (type_unification_real): Accept a dependent result in
template context.
2019-03-19 Martin Sebor <msebor@redhat.com>
PR tree-optimization/89688
* typeck2.c (store_init_value): Call braced_lists_to_string for more
kinds of initializers.
2019-03-18 Jason Merrill <jason@redhat.com>
PR c++/89630 - ICE with dependent using-decl as template arg.
* tree.c (cp_tree_equal): Always return false for USING_DECL.
PR c++/89761 - ICE with sizeof... in pack expansion.
* pt.c (argument_pack_element_is_expansion_p): Handle
ARGUMENT_PACK_SELECT.
PR c++/89640 - GNU attributes on lambda.
* parser.c (cp_parser_lambda_declarator_opt): Allow GNU attributes.
PR c++/89682 - wrong access error in default argument.
* pt.c (tsubst_default_argument): Don't defer access checks.
2019-03-18 Paolo Carlini <paolo.carlini@oracle.com>
PR c++/85014
* semantics.c (finish_non_static_data_member): Check return value
of context_for_name_lookup and immediately return error_mark_node
if isn't a type.
2019-03-17 Jason Merrill <jason@redhat.com>
PR c++/89571 - ICE with ill-formed noexcept on constructor.
* pt.c (maybe_instantiate_noexcept): Only return false if defaulted.
(regenerate_decl_from_template): Use it for noexcept-specs.
2019-03-14 Jason Merrill <jason@redhat.com>
* parser.c (cp_parser_decl_specifier_seq): Support C++20
concept-definition syntax without 'bool'.
2019-03-14 Jakub Jelinek <jakub@redhat.com>
PR c++/89512
* semantics.c (finish_qualified_id_expr): Reject variable templates.
PR c++/89652
* constexpr.c (struct constexpr_ctx): Change save_exprs type from
hash_set<tree> to vec<tree>.
(cxx_eval_call_expression): Adjust for save_exprs being a vec instead
of hash_set.
(cxx_eval_loop_expr): Likewise. Truncate the vector after each
removal of SAVE_EXPRs from values.
(cxx_eval_constant_expression) <case SAVE_EXPR>: Call safe_push
method on save_exprs instead of add.
2019-03-13 Jason Merrill <jason@redhat.com>
PR c++/86521 - C++17 copy elision in initialization by constructor.
* call.c (joust_maybe_elide_copy): New.
(joust): Call it.
2019-03-13 Marek Polacek <polacek@redhat.com>
PR c++/88979 - further P0634 fix for constructors.
* parser.c (cp_parser_decl_specifier_seq): Pass flags to
cp_parser_constructor_declarator_p.
(cp_parser_direct_declarator): Allow missing typename for constructor
parameters.
(cp_parser_constructor_declarator_p): Add FLAGS parameter. Pass it to
cp_parser_type_specifier.
PR c++/89686 - mixing init-capture and simple-capture in lambda.
* parser.c (cp_parser_lambda_introducer): Give error when combining
init-capture and simple-capture.
PR c++/89660 - bogus error with -Wredundant-move.
* typeck.c (maybe_warn_pessimizing_move): Only accept (T &) &arg
as the std::move's argument. Don't call convert_for_initialization
when warn_redundant_move isn't on.
2019-03-11 Jason Merrill <jason@redhat.com>
PR c++/86521 - wrong overload resolution with ref-qualifiers.
* call.c (build_user_type_conversion_1): Don't use a conversion to a
reference of the wrong rvalueness for direct binding.
2019-03-11 Martin Liska <mliska@suse.cz>
* cvt.c (build_expr_type_conversion): Wrap apostrophes
in gcc internal format with %'.
* decl.c (check_no_redeclaration_friend_default_args): Likewise.
(grokfndecl): Likewise.
* name-lookup.c (do_pushtag): Likewise.
* pt.c (unify_parameter_deduction_failure): Likewise.
(unify_template_deduction_failure): Likewise.
2019-03-11 Martin Liska <mliska@suse.cz>
* call.c (convert_arg_to_ellipsis): Wrap an option name
in a string format message and fix GNU coding style.
(build_over_call): Likewise.
* class.c (check_field_decl): Likewise.
(layout_nonempty_base_or_field): Likewise.
* constexpr.c (cxx_eval_loop_expr): Likewise.
* cvt.c (type_promotes_to): Likewise.
* decl.c (cxx_init_decl_processing): Likewise.
(mark_inline_variable): Likewise.
(grokdeclarator): Likewise.
* decl2.c (record_mangling): Likewise.
* error.c (maybe_warn_cpp0x): Likewise.
* except.c (doing_eh): Likewise.
* mangle.c (maybe_check_abi_tags): Likewise.
* parser.c (cp_parser_diagnose_invalid_type_name): Likewise.
(cp_parser_userdef_numeric_literal): Likewise.
(cp_parser_primary_expression): Likewise.
(cp_parser_unqualified_id): Likewise.
(cp_parser_pseudo_destructor_name): Likewise.
(cp_parser_builtin_offsetof): Likewise.
(cp_parser_lambda_expression): Likewise.
(cp_parser_lambda_introducer): Likewise.
(cp_parser_lambda_declarator_opt): Likewise.
(cp_parser_selection_statement): Likewise.
(cp_parser_init_statement): Likewise.
(cp_parser_decomposition_declaration): Likewise.
(cp_parser_function_specifier_opt): Likewise.
(cp_parser_static_assert): Likewise.
(cp_parser_simple_type_specifier): Likewise.
(cp_parser_namespace_definition): Likewise.
(cp_parser_using_declaration): Likewise.
(cp_parser_ctor_initializer_opt_and_function_body): Likewise.
(cp_parser_initializer_list): Likewise.
(cp_parser_type_parameter_key): Likewise.
(cp_parser_member_declaration): Likewise.
(cp_parser_try_block): Likewise.
(cp_parser_std_attribute_spec): Likewise.
(cp_parser_requires_clause_opt): Likewise.
* pt.c (check_template_variable): Likewise.
(check_default_tmpl_args): Likewise.
(push_tinst_level_loc): Likewise.
(instantiate_pending_templates): Likewise.
(invalid_nontype_parm_type_p): Likewise.
* repo.c (get_base_filename): Likewise.
* rtti.c (typeid_ok_p): Likewise.
(build_dynamic_cast_1): Likewise.
* tree.c (maybe_warn_parm_abi): Likewise.
2019-03-08 Jakub Jelinek <jakub@redhat.com>
PR other/80058
* parser.c (cp_parser_template_declaration_after_parameters): Avoid
one space before " at the end of line and another after " on another
line in a string literal.
PR tree-optimization/89550
* semantics.c (maybe_convert_cond): Only set TREE_NO_WARNING if
warning_at returned true.
* decl2.c (c_parse_final_cleanups): Likewise.
* typeck.c (convert_for_assignment): Likewise.
* decl.c (finish_function): Likewise.
PR c++/89585
* parser.c (cp_parser_asm_definition): Just warn instead of error
on volatile qualifier outside of function body.
PR c++/89599
* constexpr.c (potential_constant_expression_1): Reject
REINTERPRET_CAST_P NOP_EXPRs.
PR c++/89622
* call.c (joust): Call print_z_candidate only if pedwarn returned
true.
2019-03-07 Jason Merrill <jason@redhat.com>
PR c++/88123 - lambda and using-directive.
* name-lookup.c (op_unqualified_lookup)
(maybe_save_operator_binding, discard_operator_bindings)
(push_operator_bindings): New.
* typeck.c (build_x_binary_op, build_x_unary_op): Call
maybe_save_operator_binding.
* decl.c (start_preparsed_function): Call push_operator_bindings.
* tree.c (cp_free_lang_data): Call discard_operator_bindings.
PR c++/88820 - ICE with CTAD and member template used in DMI.
* pt.c (do_class_deduction): Handle parm used as its own arg.
2019-03-07 Jakub Jelinek <jakub@redhat.com>
PR c++/89585
* parser.c (cp_parser_asm_definition): Parse asm qualifiers even
at toplevel, but diagnose them.
2019-03-06 Jason Merrill <jason@redhat.com>
PR c++/89381 - implicit copy and using-declaration.
* class.c (classtype_has_move_assign_or_move_ctor_p): Don't consider
op= brought in by a using-declaration.
2019-03-06 Jakub Jelinek <jakub@redhat.com>
PR c++/87148
* init.c (build_value_init_noctor): Ignore flexible array members.
2019-03-06 Jason Merrill <jason@redhat.com>
PR c++/89576 - if constexpr of lambda capture.
* semantics.c (maybe_convert_cond): Do convert a non-dependent
condition in a template.
* typeck.c (condition_conversion): Handle being called in a
template.
2019-03-06 Marek Polacek <polacek@redhat.com>
PR c++/87378 - bogus -Wredundant-move warning.
* typeck.c (maybe_warn_pessimizing_move): See if the maybe-rvalue
overload resolution would actually succeed.
2019-03-05 Jason Merrill <jason@redhat.com>
* class.c (is_really_empty_class): Add ignore_vptr parm.
(trivial_default_constructor_is_constexpr): Pass it.
* call.c (build_over_call): Pass it.
* constexpr.c (cxx_eval_constant_expression): Pass it instead of
checking TYPE_POLYMORPHIC_P.
(cxx_eval_component_reference, potential_constant_expression_1):
Pass it.
* cp-gimplify.c (simple_empty_class_p): Pass it.
* init.c (expand_aggr_init_1): Pass it.
2019-03-04 Paolo Carlini <paolo.carlini@oracle.com>
PR c++/84605
* parser.c (cp_parser_class_head): Reject TYPE_BEING_DEFINED too.
2019-03-04 Jakub Jelinek <jakub@redhat.com>
PR c++/71446
* call.c (field_in_pset): New function.
(build_aggr_conv): Handle CONSTRUCTOR_IS_DESIGNATED_INIT correctly.
2019-03-02 Jakub Jelinek <jakub@redhat.com>
PR c++/71446
* cp-tree.h (CONSTRUCTOR_IS_DESIGNATED_INIT): Define.
* parser.c (cp_parser_braced_list): Adjust cp_parser_initializer_list
caller, set CONSTRUCTOR_IS_DESIGNATED_INIT.
(cp_parser_initializer_list): Add designated parameter, set *designated
to a bool whether any designators were parsed.
* decl.c (reshape_init): Copy over CONSTRUCTOR_IS_DESIGNATED_INIT if
needed.
* pt.c (tsubst_copy_and_build): Likewise.
* call.c (implicit_conversion): If CONSTRUCTOR_IS_DESIGNATED_INIT,
don't call build_list_conv, nor build_complex_conv, nor attempt to
convert a single element initializer to scalar.
2019-03-01 Marek Polacek <polacek@redhat.com>
PR c++/89537 - missing location for error with non-static member fn.
* call.c (resolve_args): Use EXPR_LOCATION.
* typeck.c (build_class_member_access_expr): Use input_location.
PR c++/89532 - ICE with incomplete type in decltype.
* semantics.c (finish_compound_literal): Return error_mark_node
if digest_init_flags returns error_mark_node.
2019-03-01 Jakub Jelinek <jakub@redhat.com>
Implement P1002R1, Try-catch blocks in constexpr functions
PR c++/89513
* parser.c (cp_parser_ctor_initializer_opt_and_function_body):
Diagnose constexpr ctor or function with function-try-block with
pedwarn for c++17 and earlier. Formatting fix.
(cp_parser_try_block): Use pedwarn instead of error and only for
c++17 and earlier when try block appears in constexpr function.
* constexpr.c (build_constexpr_constructor_member_initializers):
Handle TRY_BLOCK here instead of erroring on it.
2019-02-28 Jason Merrill <jason@redhat.com>
PR c++/88183 - ICE with .* fold-expression.
* pt.c (fold_expression) [DOTSTAR_EXPR]: Remove special handling.
PR c++/86969 - ICE with constexpr if and recursive generic lambdas.
* class.c, lambda.c, pt.c: Revert earlier change.
* lambda.c (add_capture): Don't special-case capture of dependent
VLA.
* name-lookup.c (print_binding_level): Print this_entity.
2019-02-27 Marek Polacek <polacek@redhat.com>
PR c++/88857 - ICE with value-initialization of argument in template.
* call.c (convert_like_real): Don't call build_value_init in template.
2019-02-27 Jason Merrill <jason@redhat.com>
PR c++/86969 - ICE with constexpr if and recursive generic lambdas.
* semantics.c (process_outer_var_ref): Do capture dependent vars.
* class.c (finish_struct): Only add TAG_DEFN if T is in
current_function_decl.
* lambda.c (vla_capture_type): Force the capture type out into the
lambda's enclosing function.
(add_capture): Pass in the lambda.
* pt.c (tsubst_lambda_expr): complete_type a VLA capture type.
2019-02-27 Marek Polacek <polacek@redhat.com>
PR c++/89511 - ICE with using-declaration and unscoped enumerator.
* parser.c (cp_parser_using_declaration): For an unscoped enum
only use its context if it's not a function declaration.
2019-02-27 Paolo Carlini <paolo.carlini@oracle.com>
PR c++/89488
* method.c (process_subob_fn): When maybe_instantiate_noexcept
returns false don't call merge_exception_specifiers.
2019-02-27 Paolo Carlini <paolo.carlini@oracle.com>
PR c++/88987
* parser.c (cp_parser_noexcept_specification_opt): Return NULL_TREE
for a non-constant parsed expression.
2019-02-26 Jakub Jelinek <jakub@redhat.com>
PR c++/89481
* constexpr.c (cxx_eval_store_expression): When changing active union
member, set no_zero_init.
2019-02-23 Marek Polacek <polacek@redhat.com>
PR c++/88294 - ICE with non-constant noexcept-specifier.
* pt.c (maybe_instantiate_noexcept): Set up the list of local
specializations. Set current_class_{ptr,ref}.
2019-02-22 David Malcolm <dmalcolm@redhat.com>
PR c++/89390
* parser.c (cp_parser_unqualified_id): Capture and use locations
for destructors.
2019-02-22 Marek Polacek <polacek@redhat.com>
PR c++/89420 - ICE with CAST_EXPR in explicit-specifier.
* decl.c (build_explicit_specifier): Don't check
processing_template_decl. Call instantiation_dependent_expression_p
instead of value_dependent_expression_p. Call
instantiate_non_dependent_expr_sfinae before
build_converted_constant_expr instead of calling
instantiate_non_dependent_expr after it. Add
processing_template_decl_sentinel.
2019-02-22 Thomas Schwinge <thomas@codesourcery.com>
* parser.c (cp_parser_oacc_simple_clause): Remove parser formal
parameter, move loc formal parameter to the front. Adjust all
users.
(cp_parser_oacc_shape_clause): Add loc formal parameter. Adjust
all users.
2019-02-21 Jason Merrill <jason@redhat.com>
PR c++/87685 - generic lambda 'this' capture error.
* lambda.c (lambda_expr_this_capture): Change add_capture_p to int.
(maybe_generic_this_capture): Pass -1.
PR c++/88394 - ICE with VLA init-capture.
* lambda.c (is_normal_capture_proxy): Check DECL_CAPTURED_VARIABLE.
PR c++/88869 - C++17 ICE with CTAD and explicit specialization.
* pt.c (do_class_deduction): Don't include explicit specialization
args in outer_args.
PR c++/89422 - ICE with -g and lambda in default arg in template.
* pt.c (tsubst_function_decl): SET_DECL_FRIEND_CONTEXT sooner.
2019-02-21 Jason Merrill <jason@redhat.com>
PR c++/88419 - C++17 ICE with class template arg deduction.
* pt.c (make_template_placeholder): Set TYPE_CANONICAL after
CLASS_PLACEHOLDER_TEMPLATE.
2019-02-21 Jakub Jelinek <jakub@redhat.com>
PR c++/89285
* constexpr.c (struct constexpr_fundef): Add parms and result members.
(retrieve_constexpr_fundef): Adjust for the above change.
(register_constexpr_fundef): Save constexpr body with copy_fn,
temporarily set DECL_CONTEXT on DECL_RESULT before that.
(get_fundef_copy): Change FUN argument to FUNDEF with
constexpr_fundef * type, grab body and parms/result out of
constexpr_fundef struct and temporarily change it for copy_fn calls
too.
(cxx_eval_builtin_function_call): For __builtin_FUNCTION temporarily
adjust current_function_decl from ctx->call context. Test
!potential_constant_expression instead of !is_constant_expression.
(cxx_bind_parameters_in_call): Grab parameters from new_call. Undo
convert_for_arg_passing changes for TREE_ADDRESSABLE type passing.
(cxx_eval_call_expression): Adjust get_fundef_copy caller.
(cxx_eval_conditional_expression): For IF_STMT, allow then or else
operands to be NULL.
(label_matches): Handle BREAK_STMT and CONTINUE_STMT.
(cxx_eval_loop_expr): Add support for FOR_STMT, WHILE_STMT and DO_STMT.
(cxx_eval_switch_expr): Add support for SWITCH_STMT.
(cxx_eval_constant_expression): Handle IF_STMT, FOR_STMT, WHILE_STMT,
DO_STMT, CONTINUE_STMT, SWITCH_STMT, BREAK_STMT and CONTINUE_STMT.
For SIZEOF_EXPR, recurse on the result of fold_sizeof_expr. Ignore
DECL_EXPR with USING_DECL operand.
* lambda.c (maybe_add_lambda_conv_op): Build thisarg using
build_int_cst to make it a valid constant expression.
2019-02-20 Jason Merrill <jason@redhat.com>
PR c++/88690 - C++17 ICE with empty base in aggregate.
* typeck2.c (process_init_constructor_record): Skip trivial
initialization of an empty base.
2019-02-21 Richard Biener <rguenther@suse.de>
PR middle-end/89392
* vtable-class-hierarchy.c (vtv_generate_init_routine): Do not
make symtab process new functions here.
2019-02-20 Jason Merrill <jason@redhat.com>
PR c++/87921 - wrong error with inline static data member.
* decl2.c (finish_static_data_member_decl): Don't set DECL_IN_AGGR_P
for a non-template inline variable. Do nothing for an
already-instantiated variable.
(c_parse_final_cleanups): Check DECL_IN_AGGR_P without
DECL_INLINE_VAR_P.
* decl.c (check_initializer): Likewise.
(make_rtl_for_nonlocal_decl): Likewise.
* pt.c (instantiate_decl): Likewise.
* typeck2.c (store_init_value): Likewise.
2019-02-20 Jakub Jelinek <jakub@redhat.com>
PR c++/89403
* decl2.c (c_parse_final_cleanups): Move TREE_ASM_WRITTEN setting
for flag_syntax_only from here...
* semantics.c (expand_or_defer_fn_1): ... here.
PR c++/89405
* decl.c (maybe_commonize_var): When clearing TREE_PUBLIC and
DECL_COMMON, set DECL_INTERFACE_KNOWN.
PR c++/89336
* constexpr.c (cxx_eval_store_expression): Diagnose changing of active
union member for -std=c++17 and earlier.
2019-02-19 Jason Merrill <jason@redhat.com>
PR c++/87513 - 'sorry' mangling PMF template-id.
* mangle.c (write_expression): Handle SCOPE_REF to BASELINK.
2019-02-19 Jason Merrill <jason@redhat.com>
PR c++/88380 - wrong-code with flexible array and NSDMI.
* typeck2.c (process_init_constructor_record): Skip flexarrays.
2019-02-20 will wray <wjwray@gmail.com>
PR c++/88572 - wrong handling of braces on scalar init.
* decl.c (reshape_init_r): Allow braces around scalar initializer
within aggregate init. Reject double braced-init of scalar
variable.
2019-02-20 Paolo Carlini <paolo.carlini@oracle.com>
PR c++/84536
* pt.c (tsubst_init): Diagnose an initializer expanding to an
empty list of expressions; tweak wrt dependent types.
(regenerate_decl_from_template): For VAR_DECLs call tsubst_init
instead of tsubst_expr.
2019-02-19 Jason Merrill <jason@redhat.com>
PR c++/88368 - wrong 'use of deleted function'
* method.c (walk_field_subobs): Remember errors from get_nsdmi.
(get_defaulted_eh_spec): Call push_tinst_level.
* pt.c (maybe_instantiate_noexcept): Keep error_mark_node.
* typeck2.c (merge_exception_specifiers): Handle error_mark_node.
2019-02-19 Chung-Lin Tang <cltang@codesourcery.com>
PR c/87924
* parser.c (cp_parser_oacc_clause_wait): Add representation of wait
clause without argument as 'wait (GOMP_ASYNC_NOVAL)', adjust comments.
2019-02-19 Jakub Jelinek <jakub@redhat.com>
PR c++/89387
* lambda.c (maybe_generic_this_capture): Don't check
DECL_NONSTATIC_MEMBER_FUNCTION_P on USING_DECLs.
PR c++/89391
* typeck.c (build_reinterpret_cast_1): Don't handle void to
&& conversion go through build_target_expr_with_type.
PR c++/89390
* error.c (qualified_name_lookup_error): Only call
suggest_alternative_in_scoped_enum if name is IDENTIFIER_NODE.
2019-02-19 Tom Honermann <tom@honermann.net>
* name-lookup.c (get_std_name_hint): Added u8string as a name hint.
2019-02-18 Jason Merrill <jason@redhat.com>
PR c++/89336 - multiple stores in constexpr stmt.
* constexpr.c (cxx_eval_store_expression): Preevaluate scalar or
assigned value.
* pt.c (check_explicit_specialization): If the declarator is a
template-id, only check whether the arguments are dependent.
Improve duplicate [[likely]] diagnostic.
* parser.c (cp_parser_statement): Make attrs_loc a range. Pass it
to process_stmt_hotness_attribute.
* cp-gimplify.c (process_stmt_hotness_attribute): Take attrs_loc.
(genericize_if_stmt): Use likely/unlikely instead of predictor_name.
2019-02-17 Marek Polacek <polacek@redhat.com>
PR c++/89217 - ICE with list-initialization in range-based for loop.
* constexpr.c (unshare_constructor): No longer static.
* cp-tree.h (unshare_constructor): Declare.
* semantics.c (finish_compound_literal): When dealing with a
non-dependent expression in a template, return the original
expression. Pass LOOKUP_NO_NARROWING to digest_init_flags.
2019-02-13 Marek Polacek <polacek@redhat.com>
PR c++/89297 - ICE with OVERLOAD in template.
* semantics.c (finish_compound_literal): Call
instantiate_non_dependent_expr_sfinae.
2019-02-13 Alexandre Oliva <aoliva@redhat.com>
PR c++/86379
* cp-tree.h (USING_DECL_SCOPE): Use result rather than type.
* name-lookup.c (strip_using_decl): Use USING_DECL_SCOPE.
* search.c (protected_accessible_p): Follow USING_DECL_DECLS.
(shared_member_p): Likewise.
(lookup_member): Likewise.
* decl.c (grok_special_member_properties): Skip USING_DECLs.
* semantics.c (finish_omp_declare_simd_methods): Likewise.
(finish_qualified_id_expr): Do not call shared_member_p with
a dependent expr.
PR c++/87322
* pt.c (tsubst_lambda_expr): Avoid duplicate tsubsting.
Move cp_evaluated resetting before signature tsubsting.
(gen_elem_of_pack_expansion_instantiation): Separate local
specializations per index.
2019-02-13 David Malcolm <dmalcolm@redhat.com>
PR c++/89036
* class.c (add_method): Drop destructor assertion.
2019-02-13 Paolo Carlini <paolo.carlini@oracle.com>
PR c++/88986
* decl.c (make_typename_type): Allow for TYPE_PACK_EXPANSION as
context (the first argument).
* pt.c (tsubst, case TYPENAME_TYPE): Handle TYPE_PACK_EXPANSION
as context.
2019-02-12 Jason Merrill <jason@redhat.com>
PR c++/89144 - link error with constexpr initializer_list.
* call.c (convert_like_real) [ck_list]: Don't allocate a temporary
array for an empty list.
* typeck2.c (store_init_value): Don't use cxx_constant_init in a
template.
2019-02-11 Jason Merrill <jason@redhat.com>
PR c++/89241 - ICE with __func__ in lambda in template.
* pt.c (enclosing_instantiation_of): Also check
instantiated_lambda_fn_p for the template context.
2019-02-11 Marek Polacek <polacek@redhat.com>
PR c++/89212 - ICE converting nullptr to pointer-to-member-function.
* pt.c (tsubst_copy_and_build) <case CONSTRUCTOR>: Return early for
null member pointer value.
2019-02-11 Jakub Jelinek <jakub@redhat.com>
PR c++/88977
* pt.c (convert_nontype_argument): Pass true as manifestly_const_eval
to maybe_constant_value calls.
2019-02-11 Marek Polacek <polacek@redhat.com>
* typeck2.c (digest_init_r): Remove commented code.
2019-02-11 Martin Sebor <msebor@redhat.com>
PR c++/87996
* decl.c (compute_array_index_type_loc): Preserve signed sizes
for diagnostics. Call valid_array_size_p instead of error.
* init.c (build_new_1): Compute size for diagnostic. Call
invalid_array_size_error
(build_new): Call valid_array_size_p instead of error.
2019-02-07 Alexandre Oliva <aoliva@redhat.com>
PR c++/86218
* call.c (compare_ics): Deal with ck_aggr in either cs.
2019-02-06 David Malcolm <dmalcolm@redhat.com>
PR c++/71302
* call.c (get_location_for_expr_unwinding_for_system_header): New
function.
(conversion_null_warnings): Use it when getting locations for
EXPR, effectively adding a call to
get_location_for_expr_unwinding_for_system_header for
-Wconversion-null and making use of EXPR_LOCATION for
-Wzero-as-null-pointer-constant.
2019-02-05 Jakub Jelinek <jakub@redhat.com>
PR c++/89187
* optimize.c (maybe_thunk_body): Clear TREE_ADDRESSABLE on
PARM_DECLs of the thunk.
* lambda.c (maybe_add_lambda_conv_op): Likewise.
2019-02-05 Marek Polacek <polacek@redhat.com>
PR c++/89158 - by-value capture of constexpr variable broken.
* call.c (convert_like_real) <case ck_user>: Call mark_exp_read
instead of mark_rvalue_use.
2019-02-05 Alexandre Oliva <aoliva@redhat.com>
PR c++/87770
* pt.c (instantiates_primary_template_p): New.
(type_dependent_expression_p): Use it.
2019-02-01 Jason Merrill <jason@redhat.com>
PR c++/88761 - ICE with reference capture of constant.
* lambda.c (mark_const_cap_r): Do walk subtrees of DECL_EXPR for
non-proxy decls.
2019-02-01 Marek Polacek <polacek@redhat.com>
PR c++/88325 - ICE with invalid out-of-line template member definition.
* parser.c (cp_parser_class_name): Don't call make_typename_type
for overloads.
2019-02-01 Jakub Jelinek <jakub@redhat.com>
PR c++/87175
* parser.c (cp_parser_gnu_attributes_opt): Set ok to false
if require_open failed.
2019-01-31 Marek Polacek <polacek@redhat.com>
PR c++/89083, c++/80864 - ICE with list initialization in template.
* constexpr.c (adjust_temp_type): Use copy_node and change the type
instead of using build_constructor.
* decl.c (reshape_init_r): Don't reshape a digested initializer.
Return the initializer for COMPOUND_LITERAL_P.
PR c++/88983 - ICE with switch in constexpr function.
* constexpr.c (cxx_eval_switch_expr): Use SWITCH_COND and SWITCH_BODY.
(cxx_eval_constant_expression) <case COND_EXPR>: Don't look for the
label in the else branch if we found it in the then branch.
2019-01-30 Jason Merrill <jason@redhat.com>
PR c++/88752 - ICE with lambda and constexpr if.
* cp-tree.h (LAMBDA_EXPR_INSTANTIATED): New.
* pt.c (tsubst_lambda_expr): Set it.
(instantiated_lambda_fn_p): Check it.
(enclosing_instantiation_of): Use it.
2019-01-31 Jakub Jelinek <jakub@redhat.com>
PR libstdc++/88170
* cxx-pretty-print.c (pp_cxx_enumeration_constant): Print always as
a C cast in pp_c_flag_gnu_v3 mode.
2019-01-30 Jakub Jelinek <jakub@redhat.com>
PR c++/88988
* lambda.c (is_capture_proxy): Don't return true for
DECL_OMP_PRIVATIZED_MEMBER artificial vars.
2019-01-30 Marek Polacek <polacek@redhat.com>
PR c++/89119 - ICE with value-initialization in template.
* pt.c (tsubst_copy_and_build): Handle RANGE_EXPR.
2019-01-29 Jason Merrill <jason@redhat.com>
PR c++/86943 - wrong code converting lambda to function pointer.
* lambda.c (maybe_add_lambda_conv_op): Use a template-id in the
call. Only forward parms for decltype.
* pt.c (tsubst_copy_and_build) [CALL_EXPR]: Handle CALL_FROM_THUNK_P
specially.
* typeck.c (check_return_expr): Don't mess with a thunk call.
2019-01-28 Jason Merrill <jason@redhat.com>
PR c++/89089 - ICE with [[no_unique_address]].
PR c++/88865 - wrong layout with [[no_unique_address]].
* class.c (check_field_decls): A potentially-overlapping field makes
the class non-layout-POD, but not non-empty.
(end_of_class): Always consider empty data members.
(layout_class_type): Set DECL_SIZE for empty fields.
2019-01-28 Marek Polacek <polacek@redhat.com>
PR c++/88358 - name wrongly treated as type.
* parser.c (cp_parser_direct_declarator): Don't assume a qualified-id
in parameter-list is a type if the function's declarator-id is not
qualified.
2019-01-27 Marek Polacek <polacek@redhat.com>
PR c++/88815 - narrowing conversion lost in decltype.
PR c++/78244 - narrowing conversion in template not detected.
* cp-tree.h (CONSTRUCTOR_IS_DEPENDENT): New.
* pt.c (instantiation_dependent_r): Consider a CONSTRUCTOR with
CONSTRUCTOR_IS_DEPENDENT instantiation-dependent.
* semantics.c (finish_compound_literal): When the compound literal
isn't instantiation-dependent and the type isn't type-dependent,
fall back to the normal processing. Set CONSTRUCTOR_IS_DEPENDENT.
PR c++/89024 - ICE with incomplete enum type.
* call.c (standard_conversion): When converting an
ARITHMETIC_TYPE_P to an incomplete type, return NULL.
2019-01-25 Paolo Carlini <paolo.carlini@oracle.com>
PR c++/88969
* call.c (build_op_delete_call): Implement 7.6.2.5/(10.1).
* decl2.c (coerce_delete_type): Use build_pointer_type instead
of TYPE_POINTER_TO.
2019-01-24 Jason Merrill <jason@redhat.com>
PR c++/89001 - mangling of reference temporaries
* cp-tree.h (struct saved_scope): Add ref_temp_count.
(current_ref_temp_count): New macro.
* mangle.c (mangle_ref_init_variable): Use it.
* typeck2.c (store_init_value): Clear it.
* call.c (make_temporary_var_for_ref_to_temp): Copy public and
comdat.
2019-01-24 Jakub Jelinek <jakub@redhat.com>
PR c++/88976
* semantics.c (finish_omp_cancel): Diagnose more than one if
on #pragma omp cancel with different modifiers. Use
maybe_convert_cond when not in template or build_x_binary_op
otherwise.
2019-01-23 Marek Polacek <polacek@redhat.com>
PR c++/88757 - qualified name treated wrongly as type.
* parser.c (cp_parser_direct_declarator): Don't treat qualified-ids
in parameter-list as types if name lookup for declarator-id didn't
find one or more function templates.
2019-01-23 Jakub Jelinek <jakub@redhat.com>
PR c/44715
* cp-gimplify.c (genericize_cp_loop): Call begin_bc_block only
after genericizing cond and incr expressions.
PR c++/88984
* cp-gimplify.c (genericize_switch_stmt): Move cond genericization
before the begin_bc_block call.
2019-01-21 Jason Merrill <jason@redhat.com>
PR c++/87893 - constexpr ctor ICE on ARM.
PR c++/88293 - ICE with comma expression.
* constexpr.c (initialized_type): Don't shortcut non-void type.
Handle COMPOUND_EXPR.
(cxx_eval_outermost_constant_expr): Return early for void type.
2019-01-21 Jakub Jelinek <jakub@redhat.com>
PR c++/88949
* optimize.c (cxx_copy_decl): New function.
(clone_body): Use it instead of copy_decl_no_change.
PR sanitizer/88901
* typeck.c (cp_build_binary_op): Don't instrument
SANITIZE_POINTER_COMPARE if processing_template_decl.
(pointer_diff): Similarly for SANITIZE_POINTER_SUBTRACT.
2019-01-18 Jason Merrill <jason@redhat.com>
PR c++/88875 - error with explicit list constructor.
* call.c (reference_binding): Don't modify EXPR. Set
need_temporary_p on the ck_user conversion for a temporary.
(convert_like_real): Check it.
2019-01-18 H.J. Lu <hongjiu.lu@intel.com>
PR c/51628
PR c/88664
* call.c (convert_for_arg_passing): Upate the
warn_for_address_or_pointer_of_packed_member call.
* typeck.c (convert_for_assignment): Likewise.
2019-01-17 Jason Merrill <jason@redhat.com>
PR c++/86205 - ICE with ?: of throw and template-id.
* pt.c (resolve_nondeduced_context_or_error): Split out from...
* typeck.c (decay_conversion): ...here.
* call.c (build_conditional_expr_1): Use it.
PR c++/86740, ICE with constexpr if and nested generic lambdas.
* tree.c (cp_walk_subtrees): Handle LAMBDA_EXPR.
2019-01-17 Paolo Carlini <paolo.carlini@oracle.com>
* decl.c (grokdeclarator): Use typespec_loc in error messages
about 'auto' and trailing return type.
2019-01-17 David Malcolm <dmalcolm@redhat.com>
PR c++/88699
* class.c (add_method): Don't use DECL_DESTRUCTOR_P on
USING_DECLs.
2019-01-17 Nathan Sidwell <nathan@acm.org>
PR c++/86610
* semantics.c (process_outer_var_ref): Only skip dependent types
in templates.
2019-01-17 Alexandre Oliva <aoliva@redhat.com>
PR c++/87768
* cp-tree.h (saved_scope): Add suppress_location_wrappers.
* name-lookup.c (do_push_to_top_level): Save and reset it.
(do_pop_from_top_level): Restore it.
PR c++/86648
* pt.c (make_template_placeholder): Use auto_identifier.
(is_auto): Drop CLASS_PLACEHOLDER_TEMPLATE test.
* error.c (dump_type): Handle template placeholders.
* cxx-pretty-print.c (pp_cx_unqualified_id): Likewise.
PR c++/88146
* cvt.c (convert_to_void): Handle all cdtor calls as if
returning void.
2019-01-16 Paolo Carlini <paolo.carlini@oracle.com>
* decl.c (grokdeclarator): Use locations[ds_storage_class] in
error messages about ill-formed uses of mutable.
2019-01-16 Marek Polacek <polacek@redhat.com>
PR c++/78244 - narrowing conversion in template not detected.
* call.c (perform_implicit_conversion_flags): Set
IMPLICIT_CONV_EXPR_BRACED_INIT.
* cp-tree.h (IMPLICIT_CONV_EXPR_BRACED_INIT): New.
* pt.c (tsubst_copy_and_build): Use it.
2019-01-15 David Malcolm <dmalcolm@redhat.com>
PR c++/88795
* pt.c (build_deduction_guide): Bail out if tsubst_arg_types
fails.
2019-01-15 Paolo Carlini <paolo.carlini@oracle.com>
* decl.c (start_decl): Improve error location.
* decl2.c (grokfield): Likewise.
2019-01-15 Paolo Carlini <paolo.carlini@oracle.com>
* decl.c (grokdeclarator): Move further up the location_t loc
declaration and use the location when building a TYPE_DECL for
a typedef name.
* decl2.c (grokbitfield): Use DECL_SOURCE_LOCATION in the error
about an ill-formed bit-field as typedef.
2019-01-14 Marek Polacek <polacek@redhat.com>
PR c++/88830 - ICE with abstract class.
* decl2.c (maybe_emit_vtables): Check CLASSTYPE_LAZY_DESTRUCTOR.
Fix formatting.
PR c++/88825 - ICE with bogus function return type deduction.
* typeck.c (can_do_nrvo_p): Check error_mark_node.
2019-01-14 Tom Honermann <tom@honermann.net>
Implement P0482R5, char8_t: A type for UTF-8 characters and strings
* cvt.c (type_promotes_to): Handle char8_t promotion.
* decl.c (grokdeclarator): Handle invalid type specifier
combinations involving char8_t.
* lex.c (init_reswords): Add char8_t as a reserved word.
* mangle.c (write_builtin_type): Add name mangling for char8_t (Du).
* parser.c (cp_keyword_starts_decl_specifier_p)
(cp_parser_simple_type_specifier): Recognize char8_t as a simple
type specifier.
(cp_parser_string_literal): Use char8_array_type_node for the type
of CPP_UTF8STRING.
(cp_parser_set_decl_spec_type): Tolerate char8_t typedefs in system
headers.
* rtti.c (emit_support_tinfos): type_info support for char8_t.
* tree.c (char_type_p): Recognize char8_t as a character type.
* typeck.c (string_conv_p): Handle conversions of u8 string
literals of char8_t type.
(check_literal_operator_args): Handle UDLs with u8 string literals
of char8_t type.
* typeck2.c (ordinary_char_type_p): New.
(digest_init_r): Disallow initializing a char array with a u8 string
literal.
2019-01-14 Martin Liska <mliska@suse.cz>
PR gcov-profile/88263
* decl2.c (get_tls_wrapper_fn): Use DECL_SOURCE_LOCATION
as location of the TLS wrapper.
2019-01-12 Paolo Carlini <paolo.carlini@oracle.com>
* decl.c (cp_finish_decl): Improve error location.
* decl2.c (grokfield): Likewise, improve two locations.
2019-01-11 Marek Polacek <polacek@redhat.com>
PR c++/88692, c++/87882 - -Wredundant-move false positive with *this.
* typeck.c (maybe_warn_pessimizing_move): Return if ARG isn't
ADDR_EXPR.
2019-01-11 Jason Merrill <jason@redhat.com>
PR c++/88312 - pack expansion of decltype.
* pt.c (instantiation_dependent_r): A template non-type parameter
pack is instantiation-dependent.
2019-01-11 Jason Merrill <jason@redhat.com>
PR c++/88613 - ICE with use of const var in lambda.
* expr.c (mark_use): Fix location wrapper handling.
* cp-gimplify.c (cp_fold_maybe_rvalue): Call mark_rvalue_use.
2019-01-11 Tobias Burnus <burnus@net-b.de>
PR C++/88114
* decl2.c (maybe_emit_vtables): If needed, generate code for
the destructor of an abstract class.
(mark_used): Update comment for older function-name change.
2019-01-11 Paolo Carlini <paolo.carlini@oracle.com>
* decl.c (start_decl): Improve error location.
(grokdeclarator): Likewise, improve two locations.
2019-01-09 Sandra Loosemore <sandra@codesourcery.com>
PR other/16615
* cp-tree.h: Mechanically replace "can not" with "cannot".
* parser.c: Likewise.
* pt.c: Likewise.
2019-01-08 Paolo Carlini <paolo.carlini@oracle.com>
* decl.c (grok_reference_init): Improve error location.
(grokdeclarator): Likewise, improve two locations.
2019-01-08 Marek Polacek <polacek@redhat.com>
PR c++/88538 - braced-init-list in template-argument-list.
* parser.c (cp_parser_template_argument): Handle braced-init-list when
in C++20.
PR c++/88548 - this accepted in static member functions.
* parser.c (cp_debug_parser): Adjust printing of
local_variables_forbidden_p.
(cp_parser_new): Set local_variables_forbidden_p to 0 rather than false.
(cp_parser_primary_expression): When checking
local_variables_forbidden_p, use THIS_FORBIDDEN or
LOCAL_VARS_FORBIDDEN.
(cp_parser_lambda_body): Update the type of
local_variables_forbidden_p. Set it to 0 rather than false.
(cp_parser_condition): Adjust call to cp_parser_declarator.
(cp_parser_explicit_instantiation): Likewise.
(cp_parser_init_declarator): Likewise.
(cp_parser_declarator): New parameter. Use it.
(cp_parser_direct_declarator): New parameter. Use it to set
local_variables_forbidden_p. Adjust call to cp_parser_declarator.
(cp_parser_type_id_1): Adjust call to cp_parser_declarator.
(cp_parser_parameter_declaration): Likewise.
(cp_parser_default_argument): Update the type of
local_variables_forbidden_p. Set it to LOCAL_VARS_AND_THIS_FORBIDDEN
rather than true.
(cp_parser_member_declaration): Tell cp_parser_declarator if we saw
'static' or 'friend'.
(cp_parser_exception_declaration): Adjust call to cp_parser_declarator.
(cp_parser_late_parsing_default_args): Update the type of
local_variables_forbidden_p. Set it to LOCAL_VARS_AND_THIS_FORBIDDEN
rather than true.
(cp_parser_cache_defarg): Adjust call to cp_parser_declarator.
(cp_parser_objc_class_ivars): Likewise.
(cp_parser_objc_struct_declaration): Likewise.
(cp_parser_omp_for_loop_init): Likewise.
* parser.h (cp_parser): Change the type of local_variables_forbidden_p
to unsigned char.
(LOCAL_VARS_FORBIDDEN, LOCAL_VARS_AND_THIS_FORBIDDEN, THIS_FORBIDDEN):
Define.
2019-01-08 Paolo Carlini <paolo.carlini@oracle.com>
* decl.c (start_decl): Improve permerror location.
2019-01-08 Jonathan Wakely <jwakely@redhat.com>
Jakub Jelinek <jakub@redhat.com>
PR c++/88554
* decl.c (finish_function): For -Wreturn-type don't add a return *this;
fixit hint if current_class_ref is NULL. Use a single if instead of
two nested ones.
2019-01-07 Paolo Carlini <paolo.carlini@oracle.com>
* decl.c (start_decl): Improve two error_at locations.
(expand_static_init): Likewise.
2019-01-07 Marek Polacek <polacek@redhat.com>
PR c++/88741 - wrong error with initializer-string.
* decl.c (cp_complete_array_type): Strip any location wrappers.
2019-01-07 Bernd Edlinger <bernd.edlinger@hotmail.de>
PR c++/88261
PR c++/69338
PR c++/69696
PR c++/69697
* cp-tree.h (LOOKUP_ALLOW_FLEXARRAY_INIT): New flag value.
* typeck2.c (digest_init_r): Raise an error for non-static
initialization of a flexible array member.
(process_init_constructor, massage_init_elt,
process_init_constructor_array, process_init_constructor_record,
process_init_constructor_union, process_init_constructor): Add the
flags parameter and pass it thru.
(store_init_value): Pass LOOKUP_ALLOW_FLEXARRAY_INIT parameter to
digest_init_flags for static decls.
2019-01-07 Jakub Jelinek <jakub@redhat.com>
PR c++/85052
* cp-tree.h (cp_build_vec_convert): Declare.
* parser.c (cp_parser_postfix_expression): Parse
__builtin_convertvector.
* constexpr.c: Include fold-const-call.h.
(cxx_eval_internal_function): Handle IFN_VEC_CONVERT.
(potential_constant_expression_1): Likewise.
* semantics.c (cp_build_vec_convert): New function.
* pt.c (tsubst_copy_and_build): Handle CALL_EXPR to
IFN_VEC_CONVERT.
2019-01-03 Jakub Jelinek <jakub@redhat.com>
PR c++/88636
* decl.c (builtin_function_1): Return result of pushdecl_top_level
or pushdecl rather than decl.
2019-01-03 Paolo Carlini <paolo.carlini@oracle.com>
* tree.c (handle_nodiscard_attribute): Improve warning location.
2019-01-02 Marek Polacek <polacek@redhat.com>
PR c++/88612 - ICE with -Waddress-of-packed-member.
* call.c (convert_for_arg_passing): Only give warnings with tf_warning.
* typeck.c (convert_for_assignment): Likewise.
PR c++/88631 - CTAD failing for value-initialization.
* typeck2.c (build_functional_cast): Try deducing the template
arguments even if there are no arguments to deduce from.
2019-01-01 Jakub Jelinek <jakub@redhat.com>
Update copyright years.
Copyright (C) 2019 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.