2018-12-06  Release Manager

	* GCC 7.4.0 released.

2018-11-25  Thomas Koenig  <tkoenig@gcc.gnu.org>

	Backport from trunk
	PR fortran/88073
	* frontend-passes.c (combine_array_constructor): Do not do
	anything if in a WHERE statement.

2018-11-24  Paul Thomas  <pault@gcc.gnu.org>

	Backport from mainline
	PR fortran/88143
	* resolve.c (resolve_variable): Check for associate names with
	NULL target.

2019-11-03  Tobias Burnus  <burnus@net-b.de>
	Thomas Koenig  <tkoenig@gcc.gnu.org>

	Backport from trunk
	PR fortran/87597
	* expr.c (gfc_simplify_expr): Avoid simplifying
	the 'array' argument to lbound/ubound/lcobound/
	ucobound.

2018-10-12  Jakub Jelinek  <jakub@redhat.com>

	Backported from mainline
	2018-07-10  Jakub Jelinek  <jakub@redhat.com>

	PR fortran/86421
	* module.c (omp_declare_simd_clauses): Add LINEAR with _REF, _VAL and
	_UVAL suffixes.
	(mio_omp_declare_simd): Save and restore ref, val and uval modifiers
	on linear clauses.  Initialize n->where to gfc_current_locus.

2018-09-13  Paul Thomas  <pault@gcc.gnu.org>

	Backported from trunk
	PR fortran/87284
	* trans-expr.c (gfc_trans_class_init_assign): Access to
	to array elements of the dynamic type requires that the array
	reference be added to the class expression and not the _data
	component, unlike scalar expressions.

2018-09-07  Janus Weil  <janus@gcc.gnu.org>

	Backported from trunk
	PR fortran/86116
	* interface.c (compare_type): Remove a CLASS/TYPE check.
	(compare_type_characteristics): New function that behaves like the old
	'compare_type'.
	(gfc_check_dummy_characteristics, gfc_check_result_characteristics):
	Call 'compare_type_characteristics' instead of 'compare_type'.

2018-07-16  Fritz Reese  <fritzoreese@gmail.com>

	PR fortran/83184
	Backport from trunk.
	* decl.c (match_old_style_init): Initialize locus of variable expr when
	creating a data variable.
	(match_clist_expr): Verify array is explicit shape/size before
	attempting to allocate constant array constructor.

2018-07-16  Fritz Reese  <fritzoreese@gmail.com>

	Backport from trunk:

	PR fortran/86417
	* module.c (mio_component): Set component->loc when loading from module.

	PR fortran/83183
	PR fortran/86325
	* expr.c (class_allocatable, class_pointer, comp_allocatable,
	comp_pointer): New helpers.
	(component_initializer): Generate EXPR_NULL for allocatable or pointer
	components. Do not generate initializers for components within BT_CLASS.
	Do not assign to comp->initializer.
	(gfc_generate_initializer): Use new helpers; move code to generate
	EXPR_NULL for class allocatable components into component_initializer().

2018-07-03  Paul Thomas  <pault@gcc.gnu.org>

	PR fortran/82969
	PR fortran/86242
	* trans-array.c (structure_alloc_comps): Do not explicitly copy
	procedure pointer components.

2018-06-25  Fritz Reese  <fritzoreese@gmail.com>

	PR fortran/82972
	PR fortran/83088
	PR fortran/85851
	Backport from trunk.
	* expr.c (component_initializer): Assign init expr to c->initializer.
	(generate_isocbinding_initializer): New.
	(gfc_generate_initializer): Call generate_isocbinding_initializer to
	generate initializers for c_ptr and c_funptr with -finit-derived.

2018-06-25  Paul Thomas  <pault@gcc.gnu.org>

	PR fortran/83118
	Back port from trunk
	* resolve.c (resolve_ordinary_assign): Force the creation of a
	vtable for assignment of non-polymorphic expressions to an
	unlimited polymorphic object.
	* trans-array.c (gfc_alloc_allocatable_for_assignment): Use the
	size of the rhs type for such assignments. Set the dtype, _len
	and vptrs appropriately.
	* trans-expr.c (gfc_trans_assignment): Force the use of the
	_copy function for these assignments.

2018-06-22  Jakub Jelinek  <jakub@redhat.com>

	Backported from mainline
	2018-04-10  Jakub Jelinek  <jakub@redhat.com>

	PR fortran/85313
	* openmp.c (resolve_omp_do): Remove bogus if (j < i) break;.
	(resolve_oacc_nested_loops): Likewise.  Formatting fix.

2018-06-13  Steven G. Kargl  <kargl@gcc.gnu.org>

	PR fortran/86110
	* array.c (gfc_resolve_character_array_constructor): Avoid NULL
	pointer dereference.

2018-06-12  Steven G. Kargl  <kargl@gcc.gnu.org>

	PR fortran/44491
	* expr.c (gfc_check_assign): Select non-NULL locus.

2018-06-09  Steven G. Kargl  <kargl@gcc.gnu.org>

	PR fortran/38351
	* resolve.c (resolve_operator): Provide better error message for
	derived type entity used in an binary intrinsic numeric operator.

2018-06-09  Steven G. Kargl  <kargl@gcc.gnu.org>

	PR fortran/63514
	* symbol.c (gfc_add_volatile): Enforce F2008:C1282 and F2018:C1588.

2018-06-09  Steven G. Kargl  <kargl@gcc.gnu.org>

	PR fortran/78278
	* data.c (gfc_assign_data_value): Re-arrange code to allow for
	an error for double initialization of CHARACTER entities.

2018-06-09  Steven G. Kargl  <kargl@gcc.gnu.org>

	PR fortran/86059
	* array.c (match_array_cons_element): NULL() cannot be in an
	array constructor.

2018-06-09  Steven G. Kargl  <kargl@gcc.gnu.org>

	PR fortran/85138
	PR fortran/85996
	PR fortran/86051
	* decl.c (gfc_match_char_spec): Use private namespace in attempt to
	reduce a charlen to a constant.

2018-06-07  Steven G. Kargl  <kargl@gcc.gnu.org>

	PR fortran/86045
	Backport from trunk.
	* simplify.c (gfc_simplify_mod): Re-arrange code to test whether
	'P' is zero and issue an error if it is.

2018-06-07  Thomas Koenig  <tkoenig@gcc.gnu.org>

	PR fortran/85641
	Backport from trunk.
	* frontend-passes.c (is_fe_temp): Add prototype.
	(realloc_string_callback): Early return for frontend-generated
	temporary.

2018-06-04  Steven G. Kargl  <kargl@gcc.gnu.org>

	PR fortran/85981
	* resolve.c (resolve_allocate_deallocate): Check errmsg is default
	character kind.

2018-05-25  Steven G. Kargl  <kargl@gcc.gnu.org>

	PR fortran/85543
	Backport from trunk
	* resolve.c (update_current_proc_array_outer_dependency): Avoid NULL
	pointer dereference.

2018-05-25  Steven G. Kargl  <kargl@gcc.gnu.org>

	PR fortran/85779
	Backport from trunk
	* decl.c (gfc_match_derived_decl): Fix NULL point dereference.

2018-05-25  Steven G. Kargl  <kargl@gcc.gnu.org>

	PR fortran/85780
	Backport from trunk
	* resolve.c (resolve_fl_procedure): Avoid NULL dereference.

2018-05-25  Steven G. Kargl  <kargl@gcc.gnu.org>

	PR fortran/85895
	Backport from trunk
	* resolve.c (resolve_sync): Resolve expression before checking for
	an error.

2018-05-20  Paul Thomas  <pault@gcc.gnu.org>

	PR fortran/80657
	Backport from trunk
	* resolve.c (flag_fn_result_spec): Use the 'sym' argument to
	test for self refs to the function result in the character len
	expression. If a self reference is found, emit an error and
	return true.
	(resolve_fntype): Use the function symbol in the calls to the
	above.

2018-05-20  Paul Thomas  <pault@gcc.gnu.org>

	PR fortran/82275
	Backport from trunk
	* match.c (gfc_match_type_spec): Go through the array ref and
	decrement 'rank' for every dimension that is an element.

2018-05-19  Paul Thomas  <pault@gcc.gnu.org>

	PR fortran/82923
	PR fortran/66694
	PR fortran/82617
	Backport from trunk
	* trans-array.c (gfc_alloc_allocatable_for_assignment): Set the
	charlen backend_decl of the rhs expr to ss->info->string_length
	so that the value in the current scope is used.

2018-05-16  Paul Thomas  <pault@gcc.gnu.org>

	PR fortran/83149
	Backport from trunk
	* trans-decl.c (gfc_finish_var_decl): Test sym->ns->proc_name
	before accessing its components.
	* trans-types.c (gfc_sym_type): If a character result has null
	backend_decl, try the procedure symbol..

2018-16-05  Paul Thomas  <pault@gcc.gnu.org>

	PR fortran/83898
	Backport from trunk
	* trans-stmt.c (trans_associate_var): Do not set cst_array_ctor
	for characters.

2018-05-16  Paul Thomas  <pault@gcc.gnu.org>

	PR fortran/84546
	Backport from trunk
	* trans-array.c (structure_alloc_comps): Make sure that the
	vptr is copied and that the unlimited polymorphic _len is used
	to compute the size to be allocated.
	(build_array_ref): Set the 'unlimited' argument false in the
	call to gfc_get_class_array_ref.
	* trans-expr.c (gfc_get_class_array_ref): If unlimited, use the
	unlimited polymorphic _len for the offset to the element.
	(gfc_copy_class_to_class): Set the new 'unlimited' argument.
	* trans.h : Add the boolean 'unlimited' to the prototype.

2018-05-12  Steven G. Kargl  <kargl@gcc.gnu.org>

	PR fortran/85542
	Backport from trunk
	* expr.c (check_inquiry): Avoid NULL pointer dereference.

2018-05-12  Paul Thomas  <pault@gcc.gnu.org>

	PR fortran/68846
	PR fortran/70864
	Backport from trunk
	* resolve.c (get_temp_from_expr): The temporary must not have
	dummy or intent attributes.

2018-05-11  Steven G. Kargl  <kargl@gcc.gnu.org>

	PR fortran/70870
	Backport from trunk
	* data.c (gfc_assign_data_value): Check that a data object does
	not also have default initialization.

2018-05-11  Steven G. Kargl  <kargl@gcc.gnu.org>

	PR fortran/85521
	Backport from trunk
	* array.c (gfc_resolve_character_array_constructor): Substrings
	with upper bound smaller than lower bound are zero length strings.

2018-05-11  Steven G. Kargl  <kargl@gcc.gnu.org>

	PR fortran/85687
	Backport from trunk
	* check.c (gfc_check_rank): Check that the argument is a data object.

2018-05-06  Andre Vehreschild  <vehre@gcc.gnu.org>

	PR fortran/85507
	Backport from trunk.
	* dependency.c (gfc_dep_resolver): Revert looking at coarray dimension
	introduced by r259385.
	* trans-intrinsic.c (conv_caf_send): Always report a dependency for
	same variables in coarray assignments.

2018-04-28  Andre Vehreschild  <vehre@gcc.gnu.org>

	PR fortran/81773
	PR fortran/83606
	Backport from trunk.
	* dependency.c (gfc_dep_resolver): Coarray indexes are to be ignored
	during dependency computation.  They define no data dependency.
	* trans-array.c (conv_array_index_offset): The stride can not be set
	here, prevent fail.
	* trans-intrinsic.c (conv_caf_send): Add creation of temporary array
	for caf_get's result and copying to the array with vectorial
	indexing.

2018-04-24  Steven G. Kargl  <kargl@gcc.gnu.org>

	PR fortran/85520
	* decl.c (gfc_match_char_spec): Check for negative length and set to 0.

2018-03-28  Thomas Koenig  <tkoenig@gcc.gnu.org>

	PR fortran/85084
	Backport from trunk.
	* frontend-passes.c (gfc_run_passes): Do not run front-end
	optimizations if a previous error occurred.

2018-03-20  Steven G. Kargl  <kargl@gcc.gnu.org>

	PR fortran/85001
	* interface.c (symbol_rank): Remove bogus null pointer check that
	crept in when translating a ternary operator into an if-else
	constructor.

2018-03-19  Thomas Koenig  <tkoenig@gcc.gnu.org>

	PR fortran/84931
	Backport from trunk
	* simplify.c (gfc_convert_constant): Correctly handle iterators
	for type conversion.

2018-03-19  Steven G. Kargl  <kargl@gcc.gnu.org>

	PR fortran/77414
	* decl.c (get_proc_name):  Check for a subroutine re-defined in
	the contain portion of a subroutine.  Change language of existing
	error message to better describe the issue. While here fix whitespace
	issues.

2018-03-19  Steven G. Kargl  <kargl@gcc.gnu.org>

	PR fortran/65453
	* decl.c (get_proc_name): Catch clash between a procedure statement
	and a contained subprogram

2018-03-15  Steven G. Kargl  <kargl@gcc.gnu.org>

	PR fortran/78741
	* decl.c (get_proc_name):  Check for clash of entry name with
	subroutine name.

2018-03-12  Steven G. Kargl  <kargl@gcc.gnu.org>

	PR fortran/83939
	* resolve.c (resolve_fl_procedure): Enforce F2018:C15100.

2018-03-10  Steven G. Kargl  <kargl@gcc.gnu.org>

	PR fortran/84734
	* arith.c (check_result, eval_intrinsic):  If result overflows, pass
	the expression up the chain instead of a NULL pointer.

2018-03-08  Steven G. Kargl  <kargl@gcc.gnu.org>

	PR fortran/64124
	PR fortran/70409
	* decl.c (gfc_match_char_spec): Try to reduce a charlen to a constant.

2018-03-06  Steven G. Kargl  <kargl@gcc.gnu.org>

	PR fortran/56667
	* primary.c (match_sym_complex_part): Give the matcher for an implied
	do-loop a chance to run.

2018-03-04  Paul Thomas  <pault@gcc.gnu.org>

	PR fortran/83076
	* resolve.c (resolve_fl_derived0): Add caf_token fields for
	allocatable and pointer scalars, when -fcoarray selected.
	* trans-types.c (gfc_copy_dt_decls_ifequal): Copy the token
	field as well as the backend_decl.
	(gfc_get_derived_type): Flag GFC_FCOARRAY_LIB for module
	derived types that are not vtypes. Components with caf_token
	attribute are pvoid types. For a component requiring it, find
	the caf_token field and have the component token field point to
	its backend_decl.

2018-03-03  Harald Anlauf  <anlauf@gmx.de>

	PR fortran/71085
	* trans-expr.c (gfc_apply_interface_mapping_to_expr): Do not
	dereference NULL pointer.

2018-03-03  Steven G. Kargl  <kargl@gcc.gnu.org>

	PR fortran/51434
	* simplify.c (gfc_simplify_transfer): Resolve mold.

2018-03-03  Paul Thomas  <pault@gcc.gnu.org>

	PR fortran/80965
	* resolve.c (build_loc_call): Change symtree name from 'loc' to
	'_loc'.

2018-03-03  Paul Thomas  <pault@gcc.gnu.org>

	Backported from trunk.
	PR fortran/78990
	* expr.c (gfc_is_class_array_function): Renamed from
	'gfc_is_alloc_class_array_function' and modified to return true
	for pointers as well as allocatable results.
	* gfortran.h : Change of name for prototype of above function.
	* trans-array.c (gfc_add_loop_ss_code): Force finalization of
	class array results.
	(build_class_array_ref): Change assertion into a condition.
	(build_class_array_ref): Set the se class_vptr for class array
	function results.
	(gfc_walk_function_expr): Reference gfc_is_class_array_function
	as above.
	* trans-decl.c (get_proc_result): Move it up before
	gfc_trans_deferred_vars.
	(gfc_trans_deferred_vars): Nullify explicit return class arrays
	on entry.
	* trans-expr.c (gfc_conv_class_to_class): Allow conversion of
	class array functions that have an se class_vptr and use it
	for the result vptr.
	(gfc_conv_subref_array_arg): Rename reference to the above
	function.
	(gfc_conv_procedure_call): Ditto. Add the se pre block to the
	loop pre block before the function is evaluated. Do not
	finalize class pointer results.
	(arrayfunc_assign_needs_temporary, gfc_trans_assignment_1) More
	renamed references.
	* trans-intrinsic.c (gfc_conv_intrinsic_size): Ditto.

2018-03-03  Jakub Jelinek  <jakub@redhat.com>

	Backported from mainline
	2018-02-16  Jakub Jelinek  <jakub@redhat.com>

	PR fortran/84418
	* trans-openmp.c (gfc_trans_omp_clauses): For OMP_CLAUSE_LINEAR_REF
	kind set OMP_CLAUSE_LINEAR_STEP to TYPE_SIZE_UNIT times last_step.

	2018-01-31  Jakub Jelinek  <jakub@redhat.com>

	PR fortran/84116
	* openmp.c (gfc_match_omp_clauses): If all the linear
	gfc_match_omp_variable_list calls failed, don't gfc_free_omp_namelist
	nor set *head = NULL.  Formatting fixes.

2018-02-25  Steven G. Kargl  <kargl@gcc.gnu.org>

	ChangeLog for r257972
	PR fortran/83633
	* decl.c (variable_decl): Check that an explicit-shape-array with
	nonconstant bounds is allowed.

2018-02-25  Thomas Koenig  <tkoenig@gcc.gnu.org>

	PR fortran/78238
	Backport from trunk
	* gfortran.h (gfc_integer_4_kind): Define.
	* resolve.c (resolve_select_type): Make sure that the
	kind of c->high is gfc_integer_4_kind.

2018-02-24  Steven G. Kargl <kargl@gcc.gnu.org>

	PR fortran/30792
	* decl.c (gfc_match_data): Check for invalid substring in
	data-implied-do

2018-02-23  Steven G. Kargl  <kargl@gcc.gnu.org>

	PR fortran/84511
	* trans-io.c (transfer_expr): Deal with C_LOC in transfer statement.

2018-02-23  Steven G. Kargl  <kargl@gcc.gnu.org>

	PR fortran/84346
	* interface.c (compare_actual_formal): Issue error if keyword is
	used in a statement function.

2018-02-23  Jerry DeLisle  <jvdelisle@gcc.gnu.org>

	Backport from trunk
	PR fortran/84506
	* trans-io.c (set_parameter_value_inquire): Adjust range check of
	negative unit values for kind=8 units to the kind=4 negative limit.

2018-02-22  Thomas Koenig  <tkoenig@gcc.gnu.org>

	PR fortran/81116
	PR fortran/84495
	* gfortran.dg/realloc_on_assignment_29.f90:  New test.

2018-02-19  Jerry DeLisle  <jvdelisle@gcc.gnu.org>

	Backport from trunk
	PR fortran/82007
	* resolve.c (resolve_transfer): Delete code looking for 'DT'
	format specifiers in format strings. Set formatted to true if a
	format string or format label is present.
	* trans-io.c (get_dtio_proc): Likewise. (transfer_expr): Fix
	whitespace.

2018-02-17  Thomas Koenig  <tkoenig@gcc.gnu.org>

	Backport from trunk
	PR fortran/84270
	* frontend-passes (scalarized_expr):  If the expression
	is an assumed size array, leave in the last reference
	and pass AR_SECTION instead of AR_FULL to gfc_resolve
	in order to avoid an error.

2018-02-13  Alastair McKinstry  <alastair.mckinstry@sceal.ie>
	    Janne Blomqvist  <jb@gcc.gnu.org>

	* module.c (dump_module): Use lbasename to ensure that module
	files are reproducible.

2018-02-12  Thomas Koenig  <tkoenig@gcc.gnu.org>

	PR fortran/68560
	* trans-intrinsic.c (gfc_conv_intrinsic_shape): New function.
	(gfc_conv_intrinsic_function): Call it.

2018-02-12  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>

	PR fortran/35299
	ChangeLog for r257566
	* resolve.c (resolve_formal_arglist): Update error message.

2018-02-12  Steven G. Kargl  <kargl@gcc.gnu.org>

	PR fortran/54223
	PR fortran/84276
	* interface.c (compare_actual_formal): Add in_statement_function
	bool parameter.  Skip check of INTENT attribute for statement
	functions.  Arguments to a statement function cannot be optional,
	issue error for missing argument.
	(gfc_procedure_use, gfc_ppc_use, gfc_arglist_matches_symbol): Use
	in_statement_function.

2018-02-07  Steven G. Kargl  <kargl@gcc.gnu.org>

	PR fortran/82994
	* match.c (gfc_match_deallocate): Check for NULL pointer.

2018-02-07  Steven G. Kargl  <kargl@gcc.gnu.org>

	PR fortran/82049
	* match.c (gfc_match_type_spec): If the charlen is non-NULL, then
	try to resolve it.  While here return early if possible.

2018-01-25  Release Manager

	* GCC 7.3.0 released.

2018-01-20  Steven G. Kargl  <kargl@gcc.gnu.org>

	PR fortran/83900
    * simplify.c (gfc_simplify_matmul): Set return type correctly.

2018-01019  Steven G. Kargl  <kargl@gcc.gnu.org>

	PR fortran/83900
	* simplify.c (gfc_simplify_matmul): Delete bogus assertion.

2018-01-19  Steven G. Kargl  <kargl@gcc.gnu.org>

	Backport of r250734 from mainline
	PR fortran/80768
	* check.c (gfc_check_num_images): Fix typo.

2018-01-18  Harald Anlauf  <anlauf@gmx.de>

	Backport from mainline
	PR fortran/83864
	* expr.c (gfc_apply_init): Do not dereference NULL pointer.

2018-01-17  Harald Anlauf  <anlauf@gmx.de>

	Backport from mainline
	PR fortran/83874
	* decl.c (add_init_expr_to_sym): Do not dereference NULL pointer.

2018-01-13  Steven G. Kargl  <kargl@gcc.gnu.org>

	Backport from mainline
	PR fortran/78814
	* interface.c (symbol_rank): Check for NULL pointer.

2018-01-10  Steven G. Kargl  <kargl@gcc.gnu.org>

	Backport from trunk
	PR fortran/82367
	* resolve.c (resolve_allocate_expr): Check for NULL pointer.

2018-01-10 Steven G. Kargl  <kargl@gcc.gnu.org>

	Backport from trunk
	PR fortran/83093
	* resolve.c (resolve_charlen): Check the type of cl->length
	after resolution.

2018-01-10  Steven G. Kargl  <kargl@kgcc.gnu.org>

	Backport r254555 from trunk
	PR Fortran/82841
	* simplify.c(gfc_simplify_transfer): Do not dereference a NULL pointer.
	Unwrap a short line.

2018-01-04  Steven G. Kargl  <kargl@gcc.gnu.org>

	PR Fortran/83679
	* simplify.c (gfc_simplify_cshift): Restore early return for zero-sized
	array.  Update Copyright year while here.

2018-01-02  Thomas Koenig  <tkoenig@gcc.gnu.org>

	PR fortran/83650
	* simplify.c (gfc_simplify_cshift): Correct contition for
	negative shifts.

2017-12-28  Steven G. Kargl  <kargl@gcc.gnu.org>

	PR Fortran/83548
	* match.c (gfc_match_type_spec): Check for LOGICAL conflict in
	type-spec versus LOGICAL intrinsic subprogram.

2017-12-15  Jakub Jelinek  <jakub@redhat.com>

	Backported from mainline
	2017-11-24  Jakub Jelinek  <jakub@redhat.com>

	PR fortran/81304
	* trans-openmp.c (gfc_trans_omp_array_reduction_or_udr): Set
	attr.implicit_type in intrinsic_sym to avoid undesirable warning.

	2017-11-23  Dirk Broemmel  <d.broemmel@fz-juelich.de>
		    Jakub Jelinek  <jakub@redhat.com>

	PR fortran/81841
	* parse.c (parse_spec): Allow ST_OMP_THREADPRIVATE inside of
	BLOCK DATA.

2017-11-28  Paul Thomas  <pault@gcc.gnu.org>

	PR fortran/83021
	* resolve.c (resolve_component): Only escape for use assciated
	vtypes if the current namespace has no proc_name and is most
	particularly block data.

2017-11-23  Paul Thomas  <pault@gcc.gnu.org>

	Backported from trunk
	PR fortran/79072
	* trans-expr.c (trans_class_vptr_len_assignment): Set from_len
	if the temporary is unlimited polymorphic.
	* trans-stmt.c (trans_associate_var): Use the fake result decl
	to obtain the 'len' field from an explicit function result when
	in that function scope.

2017-11-21  Paul Thomas  <pault@gcc.gnu.org>

	Backported from trunk fix for PR82586
	PR fortran/78686
	* resolve.c (resolve_generic_f): Check usage of derived type by
	calling gfc_use_derived.

2017-11-13  Paul Thomas  <pault@gcc.gnu.org>

	Backport from trunk
	PR fortran/82934
	* trans-stmt.c (gfc_trans_allocate): Remove the gcc_assert on
	null string length for assumed length typespec and set
	expr3_esize to NULL_TREE;

2017-11-13  Paul Thomas  <pault@gcc.gnu.org>

	Backport from trunk
	PR fortran/78619
	* check.c (same_type_check): Introduce a new argument 'assoc'
	with default value false. If this is true, use the symbol type
	spec of BT_PROCEDURE expressions.
	(gfc_check_associated): Set 'assoc' true in the call to
	'same_type_check'.

2017-11-13  Janne Blomqvist  <jb@gcc.gnu.org>

	PR 82869
	* convert.c (truthvalue_conversion): Use logical_type_node.
	* trans-array.c (gfc_trans_allocate_array_storage): Likewise.
	(gfc_trans_create_temp_array): Likewise.
	(gfc_trans_array_ctor_element): Likewise.
	(gfc_trans_array_constructor_value): Likewise.
	(trans_array_constructor): Likewise.
	(trans_array_bound_check): Likewise.
	(gfc_conv_array_ref): Likewise.
	(gfc_trans_scalarized_loop_end): Likewise.
	(gfc_conv_array_extent_dim): Likewise.
	(gfc_array_init_size): Likewise.
	(gfc_array_allocate): Likewise.
	(gfc_trans_array_bounds): Likewise.
	(gfc_trans_dummy_array_bias): Likewise.
	(gfc_conv_array_parameter): Likewise.
	(duplicate_allocatable): Likewise.
	(duplicate_allocatable_coarray): Likewise.
	(structure_alloc_comps): Likewise
	(get_std_lbound): Likewise
	(gfc_alloc_allocatable_for_assignment): Likewise
	* trans-decl.c (add_argument_checking): Likewise
	(gfc_generate_function_code): Likewise
	* trans-expr.c (gfc_copy_class_to_class): Likewise
	(gfc_trans_class_array_init_assign): Likewise
	(gfc_trans_class_init_assign): Likewise
	(gfc_conv_expr_present): Likewise
	(gfc_conv_substring): Likewise
	(gfc_conv_cst_int_power): Likewise
	(gfc_conv_expr_op): Likewise
	(gfc_conv_procedure_call): Likewise
	(fill_with_spaces): Likewise
	(gfc_trans_string_copy): Likewise
	(gfc_trans_alloc_subarray_assign): Likewise
	(gfc_trans_pointer_assignment): Likewise
	(gfc_trans_scalar_assign): Likewise
	(fcncall_realloc_result): Likewise
	(alloc_scalar_allocatable_for_assignment): Likewise
	(trans_class_assignment): Likewise
	(gfc_trans_assignment_1): Likewise
	* trans-intrinsic.c (build_fixbound_expr): Likewise
	(gfc_conv_intrinsic_aint): Likewise
	(gfc_trans_same_strlen_check): Likewise
	(conv_caf_send): Likewise
	(trans_this_image): Likewise
	(conv_intrinsic_image_status): Likewise
	(trans_image_index): Likewise
	(gfc_conv_intrinsic_bound): Likewise
	(conv_intrinsic_cobound): Likewise
	(gfc_conv_intrinsic_mod): Likewise
	(gfc_conv_intrinsic_dshift): Likewise
	(gfc_conv_intrinsic_dim): Likewise
	(gfc_conv_intrinsic_sign): Likewise
	(gfc_conv_intrinsic_ctime): Likewise
	(gfc_conv_intrinsic_fdate): Likewise
	(gfc_conv_intrinsic_ttynam): Likewise
	(gfc_conv_intrinsic_minmax): Likewise
	(gfc_conv_intrinsic_minmax_char): Likewise
	(gfc_conv_intrinsic_anyall): Likewise
	(gfc_conv_intrinsic_arith): Likewise
	(gfc_conv_intrinsic_minmaxloc): Likewise
	(gfc_conv_intrinsic_minmaxval): Likewise
	(gfc_conv_intrinsic_btest): Likewise
	(gfc_conv_intrinsic_bitcomp): Likewise
	(gfc_conv_intrinsic_shift): Likewise
	(gfc_conv_intrinsic_ishft): Likewise
	(gfc_conv_intrinsic_ishftc): Likewise
	(gfc_conv_intrinsic_leadz): Likewise
	(gfc_conv_intrinsic_trailz): Likewise
	(gfc_conv_intrinsic_mask): Likewise
	(gfc_conv_intrinsic_spacing): Likewise
	(gfc_conv_intrinsic_rrspacing): Likewise
	(gfc_conv_intrinsic_size): Likewise
	(gfc_conv_intrinsic_sizeof): Likewise
	(gfc_conv_intrinsic_transfer): Likewise
	(gfc_conv_allocated): Likewise
	(gfc_conv_associated): Likewise
	(gfc_conv_same_type_as): Likewise
	(gfc_conv_intrinsic_trim): Likewise
	(gfc_conv_intrinsic_repeat): Likewise
	(conv_isocbinding_function): Likewise
	(conv_intrinsic_ieee_is_normal): Likewise
	(conv_intrinsic_ieee_is_negative): Likewise
	(conv_intrinsic_ieee_copy_sign): Likewise
	(conv_intrinsic_move_alloc): Likewise
	* trans-io.c (set_parameter_value_chk): Likewise
	(set_parameter_value_inquire): Likewise
	(set_string): Likewise
	* trans-openmp.c (gfc_walk_alloc_comps): Likewise
	(gfc_omp_clause_default_ctor): Likewise
	(gfc_omp_clause_copy_ctor): Likewise
	(gfc_omp_clause_assign_op): Likewise
	(gfc_omp_clause_dtor): Likewise
	(gfc_omp_finish_clause): Likewise
	(gfc_trans_omp_clauses): Likewise
	(gfc_trans_omp_do): Likewise
	* trans-stmt.c (gfc_trans_goto): Likewise
	(gfc_trans_sync): Likewise
	(gfc_trans_arithmetic_if): Likewise
	(gfc_trans_simple_do): Likewise
	(gfc_trans_do): Likewise
	(gfc_trans_forall_loop): Likewise
	(gfc_trans_where_2): Likewise
	(gfc_trans_allocate): Likewise
	(gfc_trans_deallocate): Likewise
	* trans-types.c (gfc_init_types): Initialize logical_type_node and
	their true/false trees.
	(gfc_get_array_descr_info): Use logical_type_node.
	* trans-types.h (logical_type_node): New tree.
	(logical_true_node): Likewise.
	(logical_false_node): Likewise.
	* trans.c (gfc_trans_runtime_check): Use logical_type_node.
	(gfc_call_malloc): Likewise
	(gfc_allocate_using_malloc): Likewise
	(gfc_allocate_allocatable): Likewise
	(gfc_add_comp_finalizer_call): Likewise
	(gfc_add_finalizer_call): Likewise
	(gfc_deallocate_with_status): Likewise
	(gfc_deallocate_scalar_with_status): Likewise
	(gfc_call_realloc): Likewise

2017-11-06  Paul Thomas  <pault@gcc.gnu.org>

	Backported from trunk
	PR fortran/78641
	* resolve.c (resolve_ordinary_assign): Do not add the _data
	component for class valued array constructors being assigned
	to derived type arrays.
	* trans-array.c (gfc_trans_array_ctor_element): Take the _data
	of class valued elements for assignment to derived type arrays.

2017-11-06  Paul Thomas  <pault@gcc.gnu.org>

	Backported from trunk
	PR fortran/69739
	* trans-expr.c (gfc_map_intrinsic_function): Return false for
	bounds without the DIM argument instead of ICEing.

2017-11-04  Steven G. Kargl  <kargl@gcc.gnu.org>

	PR fortran/82796
	* resolve.c (resolve_equivalence): An entity in a common block within
 	a module cannot appear in an equivalence statement if the entity is
	with a pure procedure.

2017-11-04  Andre Vehreschild  <vehre@gcc.gnu.org>

	* trans-expr.c (gfc_trans_assignment_1): Character kind conversion may
	create a loop variant temporary, too.
	* trans-intrinsic.c (conv_caf_send): Treat char arrays as arrays and
	not as scalars.
	* trans.c (get_array_span): Take the character kind into account when
	doing pointer arithmetic.

2017-11-03  Paul Thomas  <pault@gcc.gnu.org>

	PR fortran/81735
	* trans-decl.c (gfc_trans_deferred_vars): Correct case where
	'tmp' can be used unititialized.

2017-11-01  Paul Thomas  <pault@gcc.gnu.org>

	Backported from trunk
	PR fortran/80554
	* decl.c (build_sym): In a submodule allow overriding of host
	associated symbols from the ancestor module with a new
	declaration.

2017-11-01  Paul Thomas  <pault@gcc.gnu.org>

	Backport from trunk
	PR fortran/80850
	* trans_expr.c (gfc_conv_procedure_call): When passing a class
	argument to an unlimited polymorphic dummy, it is wrong to cast
	the passed expression as unlimited, unless it is unlimited. The
	correct way is to assign to each of the fields and set the _len
	field to zero.

2017-10-28  Andre Vehreschild  <vehre@gcc.gnu.org>

	* check.c (gfc_check_co_reduce): Clarify error message.

2017-10-28  Paul Thomas  <pault@gcc.gnu.org>

	Backported from trunk
	PR fortran/81758
	* trans-expr.c (trans_class_vptr_len_assignment): 'vptr_expr'
	must only be set if the right hand side expression is of type
	class.

2017-10-21  Paul Thomas  <pault@gcc.gnu.org>

	Backport from trunk
	PR fortran/82312
	* resolve.c (gfc_resolve_code): Simplify condition for class
	pointer assignments becoming regular assignments by asserting
	that only class valued targets are permitted.
	* trans-expr.c (trans_class_pointer_fcn): New function using a
	block of code from gfc_trans_pointer_assignment.
	(gfc_trans_pointer_assignment): Call the new function. Tidy up
	a minor whitespace issue.

2017-10-20  Thomas Koenig  <tkoenig@gcc.gnu.org>

	Backport from trunk
	PR fortran/79795
	* resolve.c (resovle_symbol): Change gcc_assert to
	sensible error message.

2017-10-16  Paul Thomas  <pault@gcc.gnu.org>

	PR fortran/52832
	* match.c (gfc_match_associate): Before failing the association
	try again, allowing a proc pointer selector.

	PR fortran/80120
	PR fortran/81903
	PR fortran/82121
	* primary.c (gfc_match_varspec): Introduce 'tgt_expr', which
	points to the associate selector, if any. Go through selector
	references, after resolution for variables, to catch any full
	or section array references. If a class associate name does
	not have the same declared type as the selector, resolve the
	selector and copy the declared type to the associate name.
	Before throwing a no implicit type error, resolve all allowed
	selector expressions, and copy the resulting typespec.

	PR fortran/67543
	* resolve.c (resolve_assoc_var): Selector must cannot be the
	NULL expression and it must have a type.

	PR fortran/78152
	* resolve.c (resolve_symbol): Allow associate names to be
	coarrays.

2017-10-16  Paul Thomas  <pault@gcc.gnu.org>

	Backport from trunk
	PR fortran/81048
	* resolve.c (resolve_symbol): Ensure that derived type array
	results get default initialization.

2017-10-03  Thomas Koenig  <tkoenig@gcc.gnu.org>
	    Steven G. Kargl  <kargl@gcc.gnu.org>

	Backport from trunk
	PR fortran/80118
	* expr.c (gfc_get_full_arrayspec_from_expr): If there is
	no symtree, set array spec to NULL.

2017-09-02  Janus Weil  <janus@gcc.gnu.org>

	Backport from trunk
	PR fortran/81770
	* expr.c (gfc_check_pointer_assign): Improve the check whether pointer
	may outlive pointer target.

2017-08-22  Jerry DeLisle  <jvdelisle@gcc.gnu.org>

	Backport from trunk
	PR fortran/81296
	* trans-io.c (get_dtio_proc): Add check for format label and set
	formatted flag accordingly. Reorganize the code a little.

2017-08-18  Jerry DeLisle  <jvdelisle@gcc.gnu.org>

	Backport from trunk
	PR fortran/80164
	* trans-stmt.c (gfc_trans_call): If no code expr, use code->loc
	as warning/error locus.

2017-08-14  Release Manager

	* GCC 7.2.0 released.

2017-06-09  Janus Weil  <janus@gcc.gnu.org>

	Backport from trunk
	PR fortran/70601
	* trans-expr.c (gfc_conv_procedure_call): Fix detection of allocatable
	function results.

2017-06-05  Janus Weil  <janus@gcc.gnu.org>

	Backport from trunk
	PR fortran/80766
	* resolve.c (resolve_fl_derived): Make sure that vtype symbols are
	properly resolved.

2017-06-02  Thomas Koenig  <tkoenig@gcc.gnu.org>

	PR fortran/80904
	* frontend-passes.c (matmul_lhs_realloc):  Correct
	allocation size for case A1B2.

2017-06-02  Jakub Jelinek  <jakub@redhat.com>

	PR fortran/80918
	* openmp.c (resolve_omp_clauses): Fix a typo.

2017-05-23  Jerry DeLisle  <jvdelisle@gcc.gnu.org>

	Backport from trunk
	PR fortran/80741
	* trans-io.c (transfer_namelist_element): Change check from
	NULL_TREE to null_pointer_node.

2017-05-23  Paul Thomas  <pault@gcc.gnu.org>

	Backport from trunk
	PR fortran/80333
	* trans-io.c (nml_get_addr_expr): If we are dealing with class
	type data set tmp tree to get that address.
	(transfer_namelist_element): Set the array spec to point to the
	the class data.

2017-05-17  Jerry DeLisle  <jvdelisle@gcc.gnu.org>

	Backport from trunk
	PR fortran/78659
	* io.c (dtio_procs_present): Add new function to check for DTIO
	procedures relative to I/O statement READ or WRITE.
	(gfc_resolve_dt): Add namelist checks using the new function.
	* resolve.c (dtio_procs_present): Remove function and related
	namelist checks. (resolve_fl_namelist): Add check specific to
	Fortran 95 restriction on namelist objects.

2017-05-15  Steven G. Kargl  <kargl@gcc.gnu.org>

	Backport from trunk
	PR fortran/80752
	* expr.c (gfc_generate_initializer):  If type conversion fails,
	check for error and return NULL.

2017-05-05  Janus Weil  <janus@gcc.gnu.org>

	Backport from trunk
	PR fortran/80121
	* trans-expr.c (gfc_conv_procedure_call): Deallocate the components
	of allocatable intent(out) arguments.

2017-05-05  Janus Weil  <janus@gcc.gnu.org>

	Backport from trunk
	PR fortran/80392
	* trans-types.c (gfc_get_derived_type): Prevent an infinite loop when
	building a derived type that includes a procedure pointer component
	with a polymorphic result.

2017-05-04  Jerry DeLisle  <jvdelisle@gcc.gnu.org>

	Backport from trunk.
	PR fortran/80484
	* io.c (format_lex): Check for '/' and set token to FMT_SLASH.
	(check_format): Move FMT_DT checking code to data_desc section.
	* module.c (gfc_match_use): Include the case of INTERFACE_DTIO.

2017-05-02  Release Manager

	* GCC 7.1.0 released.

2017-04-17  Paul Thomas  <pault@gcc.gnu.org>

	PR fortran/80440
	* module.c (find_symtree_for_symbol): Delete.
	(read_module): Remove the call to the above.

2017-04-14  Janus Weil  <janus@gcc.gnu.org>

	PR fortran/80361
	* class.c (generate_finalization_wrapper): Give the finalization wrapper
	the recursive attribute.

2017-04-10  Nicolas Koenig  <koenigni@student.ethz.ch>
	    Paul Thomas  <pault@gcc.gnu.org>

	PR fortran/69498
	* module.c (gfc_match_submodule): Add error
	if function is called in the wrong state.

2017-04-10  Janus Weil  <janus@gcc.gnu.org>

	PR fortran/80046
	* expr.c (gfc_check_pointer_assign): Check if procedure pointer
	components in a pointer assignment need an explicit interface.

2017-03-18  Nicolas Koenig  <koenigni@student.ethz.ch>

	PR fortran/69498
	* symbol.c (gfc_delete_symtree): If there is a period in the name, ignore
	everything before it.

2017-03-28  Janus Weil  <janus@gcc.gnu.org>

	PR fortran/78661
	* trans-io.c (transfer_namelist_element): Perform a polymorphic call
	to a DTIO procedure if necessary.

2017-03-25  Paul Thomas  <pault@gcc.gnu.org>

	PR fortran/80156
	PR fortran/79382
	* decl.c (access_attr_decl): Remove the error for an absent
	generic DTIO interface and ensure that symbol has the flavor
	FL_PROCEDURE.

2017-03-22  Dominique d'Humieres  <dominiq@lps.ens.fr>

	PR fortran/79838
	* module.c: Remove trailing period.

2017-03-22  Dominique d'Humieres  <dominiq@lps.ens.fr>

	PR fortran/79602
	* decl.c: Replace '%s' with %qs.
	* expr.c: Likewise.
	* interface.c: Likewise.
	* match.c: Likewise.
	* primary.c: Likewise.
	* resolve.c: Likewise.

	PR fortran/79844
	PR fortran/80011
	* io.c: Remove trailing spaces.
	* match.c: Likewise.
	* openmp.c: Likewise.
	* resolve.c: Likewise.
	* trans-intrinsic.c: Likewise.

	PR fortran/79853
	* expr.c: Remove a double spaces.

	PR fortran/79859
	* primary.c: Remove spurious quotes around %qs.

2017-03-22  Thomas Koenig  <tkoenig@gcc.gnu.org>

	PR fortran/80142
	* frontend-passes.c (combine_array_constructor): Take
	location of new expression from constructor expression instead
	of constructor.

2017-03-20  Nicolas Koenig  <koenigni@student.ethz.ch>

	PR fortran/39239
	* symbol.c (check_conflict): Report an error if an EQUIVALENCE
	object is BIND(C)

2017-03-18  Nicolas Koenig  <koenigni@student.ethz.ch>

	PR fortran/69498
	* decl.c (add_hidden_procptr_result): Fixed Refs count of the
	created "ppr@" symbol.

2017-03-18  Paul Thomas  <pault@gcc.gnu.org>

	PR fortran/79676
	* module.c (mio_symbol_attribute): Remove reset of the flag
	'no_module_procedures'.
	(check_for_module_procedures): New function. Move declaration
	of 'no_module_procedures' to above it.
	(gfc_dump_module): Traverse namespace calling new function.

2017-03-18  Paul Thomas  <pault@gcc.gnu.org>

	PR fortran/71838
	* symbol.c (check_conflict): A dummy procedure in a submodule,
	module procedure is not an error.
	(gfc_add_flavor): Ditto.

2017-03-17  Jerry DeLisle  <jvdelisle@gcc.gnu.org>

	PR fortran/79841
	* openmp.c (check_symbol_not_pointer): Adjust diagnostics.

2017-03-16  Jakub Jelinek  <jakub@redhat.com>

	PR fortran/80010
	* parse.c (gfc_ascii_statement): Use !$ACC for ST_OACC_ATOMIC
	and ST_OACC_END_ATOMIC, instead of !ACC.
	* trans-decl.c (finish_oacc_declare): Use !$ACC instead of $!ACC.
	* openmp.c (gfc_match_oacc_declare, gfc_match_oacc_wait,
	gfc_resolve_oacc_declare): Likewise.

	PR fortran/79886
	* error.c (gfc_format_decoder): Rename plus argument to set_locus,
	remove ATTRIBUTE_UNUSED from all arguments, call default_tree_printer
	if not a Fortran specific spec.
	* trans-io.c: Include options.h.
	(gfc_build_st_parameter): Temporarily disable -Wpadded around layout
	of artificial IO data structures.

2017-03-15  David Malcolm  <dmalcolm@redhat.com>

	PR fortran/79860
	* resolve.c (resolve_contained_fntype): Make error messages more
	amenable to translation.

2017-03-06  Richard Biener  <rguenther@suse.de>

	PR fortran/79894
	* trans.c (gfc_add_modify_loc): Weaken assert.

2017-03-05  Andre Vehreschild  <vehre@gcc.gnu.org>,
	    Alessandro Fanfarillo  <fanfarillo.gcc@gmail.com>

	* check.c (positive_check): Add new function checking constant for
	being greater then zero.
	(gfc_check_image_status): Add checking of image_status arguments.
	(gfc_check_failed_or_stopped_images): Same but for failed_- and
	stopped_images function.
	* dump-parse-tree.c (show_code_node): Added output of FAIL IMAGE.
	* gfortran.h (enum gfc_statement): Added FAIL_IMAGE_ST.
	(enum gfc_isym_id): Added new intrinsic symbols.
	(enum gfc_exec_op): Added EXEC_FAIL_IMAGE.
	* gfortran.texi: Added description for the new API functions. Updated
	coverage of gfortran of TS18508.
	* intrinsic.c (add_functions): Added symbols to resolve new intrinsic
	functions.
	* intrinsic.h: Added prototypes.
	* iresolve.c (gfc_resolve_failed_images): Resolve the failed_images
	intrinsic.
	(gfc_resolve_image_status): Same for image_status.
	(gfc_resolve_stopped_images): Same for stopped_images.
	* libgfortran.h: Added prototypes.
	* match.c (gfc_match_if): Added matching of FAIL IMAGE statement.
	(gfc_match_fail_image): Match a FAIL IMAGE statement.
	* match.h: Added prototype.
	* parse.c (decode_statement): Added matching for FAIL IMAGE.
	(next_statement): Same.
	(gfc_ascii_statement): Same.
	* resolve.c: Same.
	* simplify.c (gfc_simplify_failed_or_stopped_images): For COARRAY=
	single a constant result can be returne.d
	(gfc_simplify_image_status): For COARRAY=single the result is constant.
	* st.c (gfc_free_statement): Added FAIL_IMAGE handling.
	* trans-decl.c (gfc_build_builtin_function_decls): Added decls of the
	new intrinsics.
	* trans-expr.c (gfc_conv_procedure_call): This is first time all
	arguments of a function are optional, which is now handled here
	correctly.
	* trans-intrinsic.c (conv_intrinsic_image_status): Translate
	image_status.
	(gfc_conv_intrinsic_function): Add support for image_status.
	(gfc_is_intrinsic_libcall): Add support for the remaining new
	intrinsics.
	* trans-stmt.c (gfc_trans_fail_image): Trans a fail image.
	* trans-stmt.h: Add the prototype for the above.
	* trans.c (trans_code): Dispatch for fail_image.
	* trans.h: Add the trees for the new intrinsics.

2017-03-03  Jerry DeLisle  <jvdelisle@gcc.gnu.org>

	PR fortran/79841
	* openmp.c (check_symbol_not_pointer): Adjust diagnostic.

2017-02-28  Paul Thomas  <pault@gcc.gnu.org>

	PR fortran/79739
	* resolve.c (resolve_fl_procedure): Deal with the case where
	'submodule_name' is NULL so that gfc_error does not ICE.
	Reformat the error message to make it more consistent.

2017-02-28  Jakub Jelinek  <jakub@redhat.com>

	* parse.c (parse_critical_block): Use cond ? G_("...") : G_("...")
	instead of just cond ? "..." : "...".
	* scanner.c (gfc_next_char_literal): Likewise.
	* match.c (match_exit_cycle): Likewise.

2017-02-26  Thomas Koenig  <tkoenig@gcc.gnu.org>

	PR fortran/51119
	* options.c (gfc_post_options): Set default limit for matmul
	inlining to 30.
	* invoke.texi: Document change.

2017-02-25  Dominique d'Humieres  <dominiq@lps.ens.fr>

	PR fortran/79601
	* interface.c (check_dtio_arg_TKR_intent): Change 'intent'
	to 'INTENT'.

2017-02-25  Dominique d'Humieres  <dominiq@lps.ens.fr>

	PR fortran/79597
	* interface.c (gfc_match_end_interface): Remove spurious comma
	and space, replace 'got %s' with 'got %qs'.

2017-02-20  Paul Thomas  <pault@gcc.gnu.org>

	PR fortran/79599
	* interface.c (check_dtio_arg_TKR_intent): Supply 'must'
	missing from error message.

2017-02-20  Paul Thomas  <pault@gcc.gnu.org>

	PR fortran/79523
	* interface.c (gfc_find_typebound_dtio_proc): Guard test for
	flavor attribute by checking that symbol is resolved.

2017-02-16  Paul Thomas  <pault@gcc.gnu.org>

	PR fortran/79382
	* decl.c (access_attr_decl): Test for presence of generic DTIO
	interface and emit error if not present.

2017-02-20  Paul Thomas  <pault@gcc.gnu.org>

	PR fortran/79434
	* parse.c (check_component, parse_union): Whitespace.
	(set_syms_host_assoc): For a derived type, check if the module
	in which it was declared is one of the submodule ancestors. If
	it is, make the components public. Otherwise, reset attribute
	'host_assoc' and set 'use-assoc' so that encapsulation is
	preserved.

2017-02-19  Paul Thomas  <pault@gcc.gnu.org>

	PR fortran/79447
	* decl.c (gfc_set_constant_character_len): Whitespace.
	(gfc_match_end): Catch case where a procedure is contained in
	a module procedure and ensure that 'end procedure' is the
	correct termination.

2017-02-19  Paul Thomas  <pault@gcc.gnu.org>

	PR fortran/79402
	* resolve.c (fixup_unique_dummy): New function.
	(gfc_resolve_expr): Call it for dummy variables with a unique
	symtree name.

2017-02-19  Andre Vehreschild  <vehre@gcc.gnu.org>

	PR fortran/79229
	* trans-expr.c (gfc_trans_assignment_1): Deref indirect refs when
	compiling with -fcheck=mem to check the pointer and not the data.

2017-02-19  Andre Vehreschild  <vehre@gcc.gnu.org>

	PR fortran/79335
	* trans-array.c (duplicate_allocatable_coarray): Ensure attributes
	passed are properly initialized.
	(structure_alloc_comps): Same.
	* trans-expr.c (gfc_trans_structure_assign): Same.

2017-02-13  Jakub Jelinek  <jakub@redhat.com>

	* trans-expr.c (gfc_conv_substring): Add missing space in diagnostics.

2017-02-12  Thomas Koenig  <tkoenig@gcc.gnu.org>

	PR fortran/65542
	* intrinsic.c (gfc_intrinsic_func_interface):  Return an error
	for -std=f95 for disallowed transformational functions in
	initialization expressions.

2017-02-09  Cesar Philippidis  <cesar@codesourcery.com>
	    Joseph Myers  <joseph@codesourcery.com>

	* openmp.c (resolve_omp_clauses): Error on directives
	containing both tile and collapse clauses.
	(resolve_oacc_loop_blocks): Represent '*' tile arguments as zero.
	* trans-openmp.c (gfc_trans_omp_do): Lower tiled loops like
	collapsed loops.

2017-02-07  Steven G. Kargl  <kargl@gcc.gnu.org>

	* trans-types.c	(gfc_get_int_kind_from_width_isofortranen):  Choose
	REAL type with the widest precision if two (or more) have the same
	storage size.

2017-02-05  Andre Vehreschild  <vehre@gcc.gnu.org>

	PR fortran/79344
	* trans-stmt.c (gfc_trans_allocate): Only deallocate the components of
	the temporary, when a new object was created for the temporary.  Not
	when it is just an alias to an existing object.

2017-02-05  Andre Vehreschild  <vehre@gcc.gnu.org>

	PR fortran/79335
	* trans-decl.c (generate_coarray_sym_init): Retrieve the symbol's
	attributes before using them.

2017-02-05  Andre Vehreschild  <vehre@gcc.gnu.org>

	PR fortran/78958
	* trans-stmt.c (gfc_trans_allocate): Add the multiplying the _len
	component of unlimited polymorphic objects when source-allocating.

2017-02-05  Andre Vehreschild  <vehre@gcc.gnu.org>

	PR fortran/79230
	* trans-array.c (structure_alloc_comps): Ignore pointer components when
	freeing structures.

2017-01-25  Maxim Ostapenko  <m.ostapenko@samsung.com>

	PR lto/79061
	* f95-lang.c (gfc_create_decls): Include stringpool.h.
	Pass main_input_filename to build_translation_unit_decl.

2017-01-23  Thomas Koenig  <tkoenig@netcologne.de>

	* arith.c (arith_power):  If simplifying integer power expression
	to zero, warn if -Winteger-division is given.

2017-01-22  Jakub Jelinek  <jakub@redhat.com>

	PR fortran/79154
	* parse.c (matchs, matcho, matchds, matchdo): Replace return st;
	with { ret = st; goto finish; }.
	(decode_omp_directive): Allow declare simd, declare target and
	simd directives in PURE/ELEMENTAL procedures.  Only call
	gfc_unset_implicit_pure on successful match of other procedures.

2017-01-21  Gerald Pfeifer  <gerald@pfeifer.com>

	* gfc-internals.texi (Symbol Versioning): Change references
	to www.akkadia.org to https.

2017-01-21  Jakub Jelinek  <jakub@redhat.com>

	* gfortran.h (gfc_extract_int): Change return type to bool.  Add
	int argument with = 0.
	* decl.c (gfc_match_kind_spec): Adjust gfc_extract_int caller, pass
	1 as new last argument to it, don't emit gfc_error.
	(match_char_kind): Likewise.
	(gfc_match_decl_type_spec): Use gfc_get_string ("%s", x) instead of
	gfc_get_string (x).
	(gfc_match_derived_decl, match_binding_attributes): Likewise.
	(gfc_match_structure_decl): Don't sprintf back to name, call
	get_struct_decl directly with gfc_dt_upper_string (name) result.
	* trans-stmt.c (gfc_trans_allocate): Use gfc_get_string ("%s", x)
	instead of gfc_get_string (x).
	* module.c (gfc_dt_lower_string, gfc_dt_upper_string,
	gfc_match_use, gfc_match_submodule, find_true_name, mio_pool_string,
	mio_symtree_ref, mio_expr, mio_omp_udr_expr, load_generic_interfaces,
	load_omp_udrs, load_needed, read_module, dump_module,
	create_intrinsic_function, import_iso_c_binding_module,
	create_int_parameter, create_int_parameter_array, create_derived_type,
	use_iso_fortran_env_module): Likewise.
	* error.c (gfc_diagnostic_starter, gfc_diagnostic_start_span): Use
	pp_verbatim (context->printer, "%s", x) instead of
	pp_verbatim (context->printer, x).
	* match.c (gfc_match_small_int): Adjust gfc_extract_int caller, pass
	1 as new last argument to it, don't emit gfc_error.
	(gfc_match_small_int_expr): Likewise.
	* iresolve.c (gfc_get_string): Optimize format "%s" case.
	(resolve_bound): Use gfc_get_string ("%s", x) instead of
	gfc_get_string (x).
	(resolve_transformational): Formatting fix.
	(gfc_resolve_char_achar): Change name argument to bool is_achar,
	use a single format string and if is_achar add "a" before "char".
	(gfc_resolve_achar, gfc_resolve_char): Adjust callers.
	* expr.c (gfc_extract_int): Change return type to bool, return true
	if some error occurred.  Add REPORT_ERROR argument, if non-zero
	call either gfc_error or gfc_error_now depending on its sign.
	* arith.c (arith_power): Adjust gfc_extract_int caller.
	* symbol.c (gfc_add_component): Use gfc_get_string ("%s", x) instead
	of gfc_get_string (x).
	(gfc_new_symtree, gfc_delete_symtree, gfc_get_uop, gfc_new_symbol,
	gfc_get_gsymbol, generate_isocbinding_symbol): Likewise.
	* openmp.c (gfc_match_omp_clauses): Adjust gfc_extract_int caller, pass
	-1 as new last argument to it, don't emit gfc_error_now.
	(gfc_match_omp_declare_reduction): Use gfc_get_string ("%s", x)
	instead of gfc_get_string (x).
	* check.c (kind_check): Adjust gfc_extract_int caller.
	* intrinsic.c (add_sym, find_sym, make_alias): Use
	gfc_get_string ("%s", x) instead of gfc_get_string (x).
	* simplify.c (get_kind, gfc_simplify_btest, gfc_simplify_maskr,
	gfc_simplify_maskl, gfc_simplify_poppar, gfc_simplify_repeat,
	gfc_simplify_selected_int_kind, gfc_simplify_selected_real_kind):
	Adjust gfc_extract_int callers.
	* trans-decl.c (gfc_find_module): Use gfc_get_string ("%s", x)
	instead of gfc_get_string (x).
	* matchexp.c (expression_syntax): Add const.
	* primary.c (match_kind_param, match_hollerith_constant,
	match_string_constant): Adjust gfc_extract_int callers.
	(match_keyword_arg): Use gfc_get_string ("%s", x) instead of
	gfc_get_string (x).
	* frontend-passes.c (optimize_minmaxloc): Likewise.

2017-01-19  Andre Vehreschild  <vehre@gcc.gnu.org>

	PR fortran/70696
	* trans-decl.c (gfc_build_qualified_array): Add static decl to parent
	function only, when the decl-context is not the translation unit.

2017-01-18  Louis Krupp  <louis.krupp@zoho.com>

	PR fortran/50069
	PR fortran/55086
	* trans-expr.c (gfc_conv_variable): Don't treat temporary variables
	as function arguments.
	* trans-stmt.c (forall_make_variable_temp,
	generate_loop_for_temp_to_lhs, gfc_trans_assign_need_temp,
	gfc_trans_forall_1): Don't adjust offset of forall temporary
	for array sections, make forall temporaries work for substring
	expressions, improve test coverage by adding -ftest-forall-temp
	option to request usage of temporary array in forall code.
	* lang.opt: Add -ftest-forall-temp option.
	* invoke.texi: Add -ftest-forall-temp option.

2017-01-18  Andre Vehreschild  <vehre@gcc.gnu.org>

	* primary.c (caf_variable_attr): Improve figuring whether the current
	component is the last one refed.
	* trans-stmt.c (gfc_trans_allocate): Do not generate sync_all calls
	when allocating pointer or allocatable components.

2017-01-18  Andre Vehreschild  <vehre@gcc.gnu.org>

	* gfortran.texi: Add missing parameters to caf-API functions.  Correct
	typos and clarify some descriptions.

2017-01-18  Andre Vehreschild  <vehre@gcc.gnu.org>

	PR fortran/70696
	Missed some cases, here they are:
	* trans-decl.c (gfc_build_qualified_array): Add static tokens to the
	parent function's scope.
	* trans-expr.c (gfc_get_tree_for_caf_expr): Shorten code.  Remove
	unnecessary assert.

2017-01-13  Andre Vehreschild  <vehre@gcc.gnu.org>

	PR fortran/70697
	* resolve.c (resolve_lock_unlock_event): Resolve the expression for
	event's until_count.

2017-01-13  Andre Vehreschild  <vehre@gcc.gnu.org>

	PR fortran/70696
	* trans-expr.c (gfc_get_tree_for_caf_expr): Ensure the backend_decl
	is valid before accessing it.

2017-01-09  Jakub Jelinek  <jakub@redhat.com>

	PR translation/79019
	PR translation/79020
	* decl.c (attr_decl1): Fix spelling in translatable string.
	* intrinsic.texi: Fix spelling - invokation -> invocation.
	* lang.opt (faggressive-function-elimination, gfc_convert): Fix
	typos in descriptions.
	* openmp.c (resolve_omp_clauses): Add missing whitespace to
	translatable strings.

2017-01-08  Martin Sebor  <msebor@redhat.com>

	PR tree-optimization/78913
	PR middle-end/77708
	* trans-common.c (build_equiv_decl): Increase buffer size to avoid
	truncation for any argument.
	* trans-types.c (gfc_build_logical_type): Same.

2017-01-07  Andre Vehreschild  <vehre@gcc.gnu.org>

	PR fortran/78781
	PR fortran/78935
	* expr.c (gfc_check_pointer_assign): Return the same error message for
	rewritten coarray pointer assignments like for plain ones.
	* gfortran.h: Change prototype.
	* primary.c (caf_variable_attr): Set attributes used ones only only
	ones.  Add setting of pointer_comp attribute.
	(gfc_caf_attr): Add setting of pointer_comp attribute.
	* trans-array.c (gfc_array_allocate): Add flag that the component to
	allocate is not an ultimate coarray component.  Add allocation of
	pointer arrays.
	(structure_alloc_comps): Extend nullify to treat pointer components in
	coarrays correctly.  Restructure nullify to remove redundant code.
	(gfc_nullify_alloc_comp): Allow setting caf_mode flags.
	* trans-array.h: Change prototype of gfc_nullify_alloc_comp ().
	* trans-decl.c (generate_coarray_sym_init): Call nullify_alloc_comp for
	derived type coarrays with pointer components.
	* trans-expr.c (gfc_trans_structure_assign): Also treat pointer
	components.
	(trans_caf_token_assign): Handle assignment of token of scalar pointer
	components.
	(gfc_trans_pointer_assignment): Call above routine.
	* trans-intrinsic.c (conv_expr_ref_to_caf_ref): Add treating pointer
	components.
	(gfc_conv_intrinsic_caf_get): Likewise.
	(conv_caf_send): Likewise.
	* trans-stmt.c (gfc_trans_allocate): After allocating a derived type in
	a coarray pre-register the tokens.
	(gfc_trans_deallocate): Simply determining the coarray type (scalar or
	array) and deregistering it correctly.
	* trans-types.c (gfc_typenode_for_spec): Replace in_coarray flag by the
	actual codim to allow lookup of array types in the cache.
	(gfc_build_array_type): Likewise.
	(gfc_get_array_descriptor_base): Likewise.
	(gfc_get_array_type_bounds): Likewise.
	(gfc_get_derived_type): Likewise.
	* trans-types.h: Likewise.
	* trans.c (gfc_deallocate_with_status): Enable deregistering of all kind
	of coarray components.
	(gfc_deallocate_scalar_with_status): Use free() in fcoarray_single mode
	instead of caf_deregister.

2017-01-06  Jakub Jelinek  <jakub@redhat.com>

	* simplify.c (simplify_transformation_to_array): Use
	GCC_DIAGNOSTIC_PUSH_IGNORED and GCC_DIAGNOSTIC_POP instead of
	#pragma GCC diagnostic {push,ignored,pop}.

2017-01-06  Alexandre Oliva <aoliva@redhat.com>

	* simplify.c (simplify_transformation_to_array): Silence
	array bounds warning.  Fix whitespace.

2017-01-04  Alexandre Oliva <aoliva@redhat.com>

	* module.c (load_omp_udrs): Initialize name.

2017-01-02  Janne Blomqvist  <jb@gcc.gnu.org>

	PR fortran/78534
	* trans-expr.c (gfc_trans_string_copy): Rework string copy
	algorithm to avoid -Wstringop-overflow warning.

2017-01-01  Jakub Jelinek  <jakub@redhat.com>

	Update copyright years.

	* gfortranspec.c (lang_specific_driver): Update copyright notice
	dates.
	* gfc-internals.texi: Bump @copying's copyright year.
	* gfortran.texi: Ditto.
	* intrinsic.texi: Ditto.
	* invoke.texi: Ditto.

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