2025-01-13  Harald Anlauf  <anlauf@gmx.de>

	Backported from master:
	2025-01-03  Harald Anlauf  <anlauf@gmx.de>

	PR fortran/106692
	* trans-expr.cc (gfc_conv_expr_op): Inhibit excessive optimization
	of Cray pointers by treating them as volatile in comparisons.

2024-11-30  Paul Thomas  <pault@gcc.gnu.org>

	Backported from master:
	2024-11-13  Paul Thomas  <pault@gcc.gnu.org>

	PR fortran/105054
	* resolve.cc (get_temp_from_expr): If the pointer function has
	a deferred character length, generate a new deferred charlen
	for the temporary.

2024-11-27  Paul Thomas  <pault@gcc.gnu.org>

	Backported from master:
	2024-11-26  Paul Thomas  <pault@gcc.gnu.org>

	PR fortran/117763
	* trans-array.cc (gfc_get_array_span): Guard against derefences
	of 'expr'. Clean up some typos. Use 'gfc_get_vptr_from_expr'
	for clarity and apply a functional reversion of last section
	that deals with class dummies.

2024-11-23  Paul Thomas  <pault@gcc.gnu.org>

	Backported from master:
	2024-11-11  Paul Thomas  <pault@gcc.gnu.org>

	PR fortran/109345
	* trans-array.cc (gfc_get_array_span): Unlimited polymorphic
	expressions are now treated separately since the span need not
	be the same as the element size.

2024-11-01  Paul Thomas  <pault@gcc.gnu.org>

	Backported from master:
	2024-10-25  Paul Thomas  <pault@gcc.gnu.org>

	PR fortran/79685
	* decl.cc (match_data_constant): Find the symtree instead of
	the symbol so the use renamed symbols are found. Pass this and
	the derived type to gfc_match_structure_constructor.
	* match.h: Update prototype of gfc_match_structure_contructor.
	* primary.cc (gfc_match_structure_constructor): Remove call to
	gfc_get_ha_sym_tree and use caller supplied symtree instead.

2024-10-25  Paul Thomas  <pault@gcc.gnu.org>

	Backported from master:
	2024-07-16  Paul Thomas  <pault@gcc.gnu.org>

	PR fortran/84868
	* simplify.cc (gfc_simplify_len_trim): If the argument is an
	element of a parameter array, simplify all the elements and
	build a new parameter array to hold the result, after checking
	that it doesn't already exist.
	* trans-expr.cc (gfc_get_interface_mapping_array) if a string
	length is available, use it for the typespec.
	(gfc_add_interface_mapping): Supply the se string length.

2024-09-20  Harald Anlauf  <anlauf@gmx.de>

	Backported from master:
	2024-09-05  Harald Anlauf  <anlauf@gmx.de>

	PR fortran/100273
	* trans-decl.cc (gfc_create_module_variable): Handle module
	variable also when it is needed for the result specification
	of a contained function.

2024-08-05  Paul Thomas  <pault@gcc.gnu.org>

	Backported from master:
	2024-07-18  Paul Thomas  <pault@gcc.gnu.org>

	PR fortran/108889
	* gfortran.h: Add bit field 'allocated_in_scope' to gfc_symbol.
	* trans-array.cc (gfc_array_allocate): Set 'allocated_in_scope'
	after allocation if not a component reference.
	(gfc_alloc_allocatable_for_assignment): If 'allocated_in_scope'
	not set, not a component ref and not allocated, set the array
	bounds and offset to give zero length in all dimensions. Then
	set allocated_in_scope.

2024-07-21  Harald Anlauf  <anlauf@gmx.de>

	Backported from master:
	2024-07-19  Harald Anlauf  <anlauf@gmx.de>

	PR fortran/103115
	* trans-array.cc (gfc_trans_array_constructor_value): If the first
	element of an array constructor is deferred-length character and
	therefore does not have an element size known at compile time, do
	not try to collect subsequent constant elements into a constructor
	for optimization.

2024-06-20  Release Manager

	* GCC 12.4.0 released.

2024-05-28  Tobias Burnus  <tburnus@baylibre.com>

	Backported from master:
	2024-05-20  Tobias Burnus  <tburnus@baylibre.com>

	PR fortran/115150
	* trans-intrinsic.cc (gfc_conv_intrinsic_bound): Fix SHAPE
	for zero-size arrays

2024-05-06  Paul Thomas  <pault@gcc.gnu.org>

	Backported from master:
	2024-04-02  Paul Thomas  <pault@gcc.gnu.org>

	PR fortran/106999
	* interface.cc (gfc_compare_interfaces): Add error for a
	subroutine proc pointer passed to a variable formal.
	(compare_parameter): If a procedure pointer is being passed to
	a non-procedure formal arg, and there is an an interface, use
	gfc_compare_interfaces to check and provide a more useful error
	message.

2024-05-06  Paul Thomas  <pault@gcc.gnu.org>

	Backported from master:
	2024-05-06  Paul Thomas  <pault@gcc.gnu.org>

	PR fortran/114739
	* primary.cc (gfc_match_varspec): Check for default type before
	checking for derived types with the right component name.

2024-04-26  Paul Thomas  <pault@gcc.gnu.org>

	Backported from master:
	2023-05-23  Paul Thomas  <pault@gcc.gnu.org>

	PR fortran/103716
	* resolve.cc (gfc_resolve_ref): Conversion of array_ref into an
	element should be done for all characters without a len expr,
	not just deferred lens, and for integer expressions.
	* trans-expr.cc (conv_inquiry): For len and kind inquiry refs,
	set the se string_length to NULL_TREE.

2024-04-26  Andre Vehreschild  <vehre@gcc.gnu.org>

	Backported from master:
	2023-07-12  Andre Vehreschild  <vehre@gcc.gnu.org>

	PR fortran/102003
	* expr.cc (find_inquiry_ref): Replace len of pdt_string by
	constant.
	(simplify_ref_chain): Ensure input to find_inquiry_ref is
	NULL.
	(gfc_match_init_expr): Prevent PDT analysis for function calls.
	(gfc_pdt_find_component_copy_initializer): Get the initializer
	value for given component.
	* gfortran.h (gfc_pdt_find_component_copy_initializer): New
	function.
	* simplify.cc (gfc_simplify_len): Replace len() of PDT with pdt
	component ref or constant.

2024-04-06  Harald Anlauf  <anlauf@gmx.de>

	Backported from master:
	2024-03-28  Harald Anlauf  <anlauf@gmx.de>

	PR fortran/114474
	* primary.cc (gfc_variable_attr): Catch variables used in structure
	constructors within DATA statements that are still tagged with a
	temporary type BT_PROCEDURE from match_actual_arg and which have the
	target attribute, and fix their typespec.

2024-04-02  Mikael Morin  <mikael@gcc.gnu.org>

	Backported from master:
	2024-03-22  Mikael Morin  <mikael@gcc.gnu.org>

	PR fortran/107426
	* gfortran.h (gfc_save_module_list, gfc_restore_old_module_list):
	New declarations.
	* module.cc (old_module_list_tail): New global variable.
	(gfc_save_module_list, gfc_restore_old_module_list): New functions.
	(gfc_use_modules): Set module_list and old_module_list_tail.
	* parse.cc (next_statement): Save module_list before doing any work.
	(reject_statement): Restore module_list to its saved value.

2024-03-29  Harald Anlauf  <anlauf@gmx.de>

	Backported from master:
	2024-03-29  Harald Anlauf  <anlauf@gmx.de>

	PR fortran/50410
	* trans-expr.cc (gfc_conv_structure): Check for NULL pointer.

2024-03-20  Harald Anlauf  <anlauf@gmx.de>

	Backported from master:
	2024-03-18  Harald Anlauf  <anlauf@gmx.de>

	PR fortran/103715
	* frontend-passes.cc (check_externals_expr): Prevent invalid read
	in case of mismatch of external subroutine with function.

2024-02-09  Harald Anlauf  <anlauf@gmx.de>

	Backported from master:
	2024-01-27  Harald Anlauf  <anlauf@gmx.de>

	PR fortran/104908
	* trans-array.cc (gfc_conv_array_ref): Restrict use of transformed
	descriptor (sym->backend_decl) to the unlimited polymorphic case.

2023-12-01  Harald Anlauf  <anlauf@gmx.de>

	Backported from master:
	2023-11-26  Harald Anlauf  <anlauf@gmx.de>

	PR fortran/111880
	* resolve.cc (resolve_common_vars): Do not call gfc_add_in_common
	for symbols that are USE associated or used in a submodule.

2023-10-21  Harald Anlauf  <anlauf@gmx.de>

	Backported from master:
	2023-10-17  Harald Anlauf  <anlauf@gmx.de>

	PR fortran/111837
	* frontend-passes.cc (traverse_io_block): Dependency check of loop
	nest shall be triangular, not banded.

2023-08-06  Steve Kargl  <kargl@gcc.gnu.org>

	Backported from master:
	2022-12-18  Steve Kargl  <kargl@gcc.gnu.org>

	PR fortran/107397
	* decl.cc (add_init_expr_to_sym): Add check with new error message.

2023-07-20  Harald Anlauf  <anlauf@gmx.de>

	Backported from master:
	2023-07-17  Harald Anlauf  <anlauf@gmx.de>

	PR fortran/95947
	PR fortran/110658
	* trans-expr.cc (gfc_conv_procedure_call): For intrinsic procedures
	whose result characteristics depends on the first argument and which
	can be of type character, the character length will not be deferred.

2023-07-14  Harald Anlauf  <anlauf@gmx.de>

	Backported from master:
	2023-07-11  Harald Anlauf  <anlauf@gmx.de>

	PR fortran/110288
	* symbol.cc (gfc_copy_formal_args_intr): When deriving the formal
	argument attributes from the actual ones for intrinsic procedure
	calls, take special care of CHARACTER arguments that we do not
	wrongly treat them formally as deferred-length.

2023-07-08  Harald Anlauf  <anlauf@gmx.de>

	Backported from master:
	2023-07-08  Harald Anlauf  <anlauf@gmx.de>

	PR fortran/110585
	* arith.cc (gfc_compare_expr): Handle equality comparison of constant
	complex gfc_expr arguments.

2023-06-09  Jakub Jelinek  <jakub@redhat.com>

	Backported from master:
	2023-06-09  Jakub Jelinek  <jakub@redhat.com>

	PR fortran/96024
	* primary.cc (gfc_convert_to_structure_constructor): Only do
	constant string ctor length verification and truncation/padding
	if constant length has INTEGER type.

2023-06-04  Steve Kargl  <kargl@gcc.gnu.org>

	Backported from master:
	2023-06-02  Steve Kargl  <kargl@gcc.gnu.org>

	PR fortran/100607
	* resolve.cc (resolve_select_rank): Remove duplicate error.
	(resolve_fl_var_and_proc): Prevent NULL pointer dereference and
	suppress error message for temporary.

2023-05-20  Harald Anlauf  <anlauf@gmx.de>

	Backported from master:
	2023-05-15  Harald Anlauf  <anlauf@gmx.de>

	PR fortran/109846
	* expr.cc (gfc_check_vardef_context): Check appropriate pointer
	attribute for CLASS vs. non-CLASS function result in variable
	definition context.

2023-05-08  Release Manager

	* GCC 12.3.0 released.

2023-04-23  Harald Anlauf  <anlauf@gmx.de>

	Backported from master:
	2023-04-12  Harald Anlauf  <anlauf@gmx.de>

	PR fortran/61615
	PR fortran/99982
	* interface.cc (compare_parameter): Enable type and rank checks for
	arguments of derived type from the intrinsic module ISO_C_BINDING.

2023-04-23  Harald Anlauf  <anlauf@gmx.de>

	Backported from master:
	2022-12-07  Harald Anlauf  <anlauf@gmx.de>

	PR fortran/108010
	* arith.cc (reduce_unary): Handle zero-sized arrays.
	(reduce_binary_aa): Likewise.

2023-04-15  Harald Anlauf  <anlauf@gmx.de>

	Backported from master:
	2023-04-14  Harald Anlauf  <anlauf@gmx.de>

	PR fortran/109511
	* simplify.cc (gfc_simplify_set_exponent): Fix implementation of
	compile-time simplification of intrinsic SET_EXPONENT for argument
	X < 1 and for I < 0.

2023-04-02  Thomas Koenig  <tkoenig@gcc.gnu.org>

	* dump-parse-tree.cc (get_c_type_name): Fix "long_long"
	type name to be "long long".

2023-03-30  Andrew Pinski  <apinski@marvell.com>

	* dump-parse-tree.cc (get_c_type_name): Fix "long_long"
	type name to be "long long". Add a comment on why adding
	2 to the name too.

2023-03-27  Harald Anlauf  <anlauf@gmx.de>

	Backported from master:
	2023-03-05  Harald Anlauf  <anlauf@gmx.de>
		    Tobias Burnus   <tobias@codesourcery.com>

	PR fortran/106856
	* class.cc (gfc_build_class_symbol): Handle update of attributes of
	existing class container.
	(gfc_find_derived_vtab): Fix several memory leaks.
	(find_intrinsic_vtab): Ditto.
	* decl.cc (attr_decl1): Manage update of symbol attributes from
	CLASS attributes.
	* primary.cc (gfc_variable_attr): OPTIONAL shall not be taken or
	updated from the class container.
	* symbol.cc (free_old_symbol): Adjust management of symbol versions
	to not prematurely free array specs while working on the declation
	of CLASS variables.

2023-03-27  Harald Anlauf  <anlauf@gmx.de>

	Backported from master:
	2022-12-08  Harald Anlauf  <anlauf@gmx.de>

	PR fortran/108025
	* symbol.cc (gfc_add_contiguous): Diagnose and reject duplicate
	CONTIGUOUS attribute.

2023-03-27  Jerry DeLisle  <jvdelisle@gcc.gnu.org>

	PR fortran/102331
	* decl.cc (attr_decl1): Guard against NULL pointer.
	* parse.cc (match_deferred_characteristics): Include BT_CLASS in check
	for derived being undefined.

2023-03-27  Jerry DeLisle  <jvdelisle@gcc.gnu.org>

	Backported from master:
	2023-01-29  Jerry DeLisle  <jvdelisle@gcc.gnu.org>

	PR fortran/103506
	* parse.cc (parse_module): Remove use of a bool error value
	that prevented proper setting of the namespace pointer.

2023-03-22  Harald Anlauf  <anlauf@gmx.de>

	Backported from master:
	2023-03-21  Harald Anlauf  <anlauf@gmx.de>

	PR fortran/99036
	* decl.cc (gfc_match_modproc): Reject MODULE PROCEDURE if not in a
	generic module interface.

2023-03-22  Harald Anlauf  <anlauf@gmx.de>

	Backported from master:
	2023-03-20  Harald Anlauf  <anlauf@gmx.de>

	PR fortran/109186
	* simplify.cc (gfc_simplify_nearest): Fix off-by-one error in setting
	up real kind-specific maximum exponent for mpfr.

2023-03-22  Harald Anlauf  <anlauf@gmx.de>

	Backported from master:
	2023-03-19  Harald Anlauf  <anlauf@gmx.de>

	PR fortran/85877
	* resolve.cc (resolve_fl_procedure): Check for an explicit interface
	of procedures with the BIND(C) attribute (F2018:15.4.2.2).

2023-03-20  Paul Thomas  <pault@gcc.gnu.org>

	PR fortran/87127
	* resolve.cc (check_host_association): If an external function
	is typed but not declared explicitly to be external, change the
	old symbol from a variable to an external function.

2023-03-15  Harald Anlauf  <anlauf@gmx.de>

	Backported from master:
	2023-03-11  Harald Anlauf  <anlauf@gmx.de>

	PR fortran/106945
	* trans-expr.cc (gfc_copy_class_to_class): Convert element counts in
	bounds check to common type for comparison.

2023-03-15  Harald Anlauf  <anlauf@gmx.de>

	Backported from master:
	2023-03-10  Harald Anlauf  <anlauf@gmx.de>

	PR fortran/104332
	* resolve.cc (resolve_symbol): Avoid NULL pointer dereference while
	checking a symbol with the BIND(C) attribute.

2023-03-12  Mikael Morin  <mikael@gcc.gnu.org>

	Backported from master:
	2023-02-25  Mikael Morin  <mikael@gcc.gnu.org>

	PR fortran/108923
	* intrinsic.cc (get_intrinsic_dummy_arg,
	set_intrinsic_dummy_arg): Rename the former to the latter.
	Remove the return value, add a reference to the lhs as argument,
	and do the pointer assignment inside the function.  Don't do
	it if the pointer is already non-NULL.
	(sort_actual): Update caller.

2023-03-12  Mikael Morin  <mikael@gcc.gnu.org>

	Backported from master:
	2023-02-24  Mikael Morin  <mikael@gcc.gnu.org>

	PR fortran/108923
	* expr.cc (gfc_free_actual_arglist): Free associated_dummy
	memory.
	(gfc_copy_actual_arglist): Make a copy of the associated_dummy
	field if it is set in the original element.

2023-03-08  Tobias Burnus  <tobias@codesourcery.com>

	Backported from master:
	2023-03-01  Tobias Burnus  <tobias@codesourcery.com>

	PR middle-end/108546
	* trans-openmp.cc (gfc_trans_omp_clauses): Fix mapping of
	type(C_ptr) variables.

2023-03-04  Harald Anlauf  <anlauf@gmx.de>

	Backported from master:
	2023-02-27  Harald Anlauf  <anlauf@gmx.de>

	PR fortran/108937
	* trans-intrinsic.cc (gfc_conv_intrinsic_ibits): Handle corner case
	LEN argument of IBITS equal to BITSIZE(I).

2023-03-04  Harald Anlauf  <anlauf@gmx.de>

	Backported from master:
	2023-02-22  Harald Anlauf  <anlauf@gmx.de>

	PR fortran/96024
	* resolve.cc (resolve_component): The type of a CHARACTER length
	expression must be INTEGER.

2023-03-04  Harald Anlauf  <anlauf@gmx.de>

	Backported from master:
	2023-02-21  Harald Anlauf  <anlauf@gmx.de>

	PR fortran/96025
	* parse.cc (check_function_result_typed): Improve type check of
	specification expression for character length and return status.
	(parse_spec): Use status from above.
	* resolve.cc (resolve_fntype): Prevent use of invalid specification
	expression for character length.

2023-02-16  Steve Kargl  <kargl@gcc.gnu.org>

	Backported from master:
	2023-02-15  Steve Kargl  <kargl@gcc.gnu.org>

	PR fortran/104554
	* resolve.cc (check_assumed_size_reference): Avoid NULL pointer
	dereference.

2023-02-10  Jakub Jelinek  <jakub@redhat.com>

	Backported from master:
	2023-02-03  Jakub Jelinek  <jakub@redhat.com>

	PR fortran/108451
	* trans-decl.cc (gfc_trans_use_stmts): Call clear_slot before
	doing continue.

2023-02-10  Jakub Jelinek  <jakub@redhat.com>

	Backported from master:
	2023-01-11  Jakub Jelinek  <jakub@redhat.com>

	PR fortran/108349
	* f95-lang.cc (gfc_init_builtin_function): Fix up function types
	for BUILT_IN_REALLOC and BUILT_IN_SINCOS{F,,L}.  Formatting fixes.

2023-02-09  Steve Kargl  <kargl@gcc.gnu.org>

	Backported from master:
	2023-02-08  Steve Kargl  <kargl@gcc.gnu.org>

	PR fortran/103259
	* resolve.cc (resolve_common_vars): Avoid NULL pointer dereference
	when a symbol's location is not set.

2023-02-08  Harald Anlauf  <anlauf@gmx.de>

	Backported from master:
	2023-02-07  Harald Anlauf  <anlauf@gmx.de>

	PR fortran/95107
	* trans-decl.cc (gfc_finish_var_decl): With -fno-automatic, do not
	make ASSOCIATE variables TREE_STATIC.

2023-02-05  Mikael Morin  <mikael@gcc.gnu.org>

	Backported from master:
	2023-01-29  Mikael Morin  <mikael@gcc.gnu.org>

	PR fortran/108450
	* check.cc (gfc_check_minloc_maxloc): Explicitly set argument name.
	(gfc_check_findloc): Ditto.

2023-02-05  Harald Anlauf  <anlauf@gmx.de>

	Backported from master:
	2023-02-01  Harald Anlauf  <anlauf@gmx.de>

	PR fortran/108609
	* expr.cc (find_array_section): Add check to prevent interpreting an
	mpz non-integer constant as an integer.

2023-02-05  Harald Anlauf  <anlauf@gmx.de>

	Backported from master:
	2023-01-28  Harald Anlauf  <anlauf@gmx.de>
		    Steven G. Kargl  <kargl@gcc.gnu.org>

	PR fortran/108527
	* resolve.cc (compare_bound_int): Expression to compare must be of
	type INTEGER.
	(compare_bound_mpz_t): Likewise.
	(check_dimension): Fix comment on checks applied to array section
	and clean up associated logic.

2023-02-02  Harald Anlauf  <anlauf@gmx.de>

	Backported from master:
	2023-01-28  Harald Anlauf  <anlauf@gmx.de>

	PR fortran/108453
	* match.cc (gfc_match_common): A USE associated name shall not appear
	in a COMMON block (F2018:C8121).

2023-01-30  Tobias Burnus  <tobias@codesourcery.com>

	Backported from master:
	2023-01-27  Tobias Burnus  <tobias@codesourcery.com>

	PR fortran/108558
	* trans-openmp.cc (gfc_split_omp_clauses): Handle has_device_addr.

2023-01-28  Harald Anlauf  <anlauf@gmx.de>

	Backported from master:
	2023-01-24  Harald Anlauf  <anlauf@gmx.de>

	PR fortran/108529
	* simplify.cc (simplify_transformation): Do not try to simplify
	transformational intrinsic when the ARRAY argument has a NULL shape.

2023-01-28  Harald Anlauf  <anlauf@gmx.de>

	Backported from master:
	2022-07-14  Harald Anlauf  <anlauf@gmx.de>
		    Steven G. Kargl  <kargl@gcc.gnu.org>

	PR fortran/106209
	* decl.cc (add_init_expr_to_sym): Handle bad initializers for
	implied-shape arrays.

2023-01-28  Harald Anlauf  <anlauf@gmx.de>

	Backported from master:
	2023-01-17  Harald Anlauf  <anlauf@gmx.de>

	PR fortran/108421
	* interface.cc (get_expr_storage_size): Check that we actually have
	an integer value before trying to extract it with mpz_get_si.

2023-01-28  Harald Anlauf  <anlauf@gmx.de>

	Backported from master:
	2023-01-23  Harald Anlauf  <anlauf@gmx.de>

	PR fortran/108420
	* iresolve.cc (check_charlen_present): Preserve character length if
	there is no array constructor.

2023-01-28  Harald Anlauf  <anlauf@gmx.de>

	Backported from master:
	2023-01-23  Harald Anlauf  <anlauf@gmx.de>

	PR fortran/108501
	* interface.cc (get_expr_storage_size): Check array subscript triplets
	that we actually have integer values before trying to extract with
	mpz_get_si.

2023-01-28  Harald Anlauf  <anlauf@gmx.de>

	Backported from master:
	2023-01-23  Harald Anlauf  <anlauf@gmx.de>

	PR fortran/108502
	* dependency.cc (gfc_check_dependency): Prevent NULL pointer
	dereference while recursively checking expressions.

2023-01-23  Harald Anlauf  <anlauf@gmx.de>

	Backported from master:
	2023-01-19  Harald Anlauf  <anlauf@gmx.de>

	PR fortran/108434
	* expr.cc (class_allocatable): Prevent NULL pointer dereference
	or invalid read.
	(class_pointer): Likewise.

2023-01-21  Jerry DeLisle  <jvdelisle@gcc.gnu.org>

	PR fortran/106731
	* trans-array.cc (gfc_trans_auto_array_allocation): Remove gcc_assert (!TREE_STATIC()).

2022-12-28  Harald Anlauf  <anlauf@gmx.de>

	Backported from master:
	2022-12-23  Harald Anlauf  <anlauf@gmx.de>

	PR fortran/108131
	* array.cc (match_array_element_spec): Avoid too early simplification
	of matched array element specs that can lead to a misinterpretation
	when used as array bounds in array declarations.

2022-12-18  Paul Thomas  <pault@gcc.gnu.org>

	Backported from master:
	2022-12-09  Paul Thomas  <pault@gcc.gnu.org>

	PR fortran/107872
	* resolve.cc (derived_inaccessible): Skip over allocatable components
	to prevent an infinite loop.

2022-11-25  Harald Anlauf  <anlauf@gmx.de>

	Backported from master:
	2022-11-18  Harald Anlauf  <anlauf@gmx.de>

	PR fortran/107576
	* interface.cc (gfc_procedure_use): Reject NULL as actual argument
	when there is no explicit procedure interface.

2022-10-29  José Rui Faustino de Sousa  <jrfsousa@gmail.com>

	Backported from master:
	2022-10-21  José Rui Faustino de Sousa  <jrfsousa@gmail.com>

	PR fortran/100097
	PR fortran/100098
	* trans-array.cc (gfc_trans_class_array): New function to
	initialize class descriptor's TKR information.
	* trans-array.h (gfc_trans_class_array): Add function prototype.
	* trans-decl.cc (gfc_trans_deferred_vars): Add calls to the new
	function for both pointers and allocatables.

2022-10-28  Harald Anlauf  <anlauf@gmx.de>

	Backported from master:
	2022-10-26  Harald Anlauf  <anlauf@gmx.de>

	PR fortran/103413
	* symbol.cc (gfc_type_compatible): A boz-literal-constant has no type
	and thus is not considered compatible to any type.

2022-10-23  Harald Anlauf  <anlauf@gmx.de>

	Backported from master:
	2022-10-20  Harald Anlauf  <anlauf@gmx.de>
		    Steven G. Kargl  <kargl@gcc.gnu.org>

	PR fortran/105633
	* expr.cc (find_array_section): Move check for NULL pointers so
	that both subscript triplets and vector subscripts are covered.

2022-10-12  Mikael Morin  <mikael@gcc.gnu.org>

	Backported from master:
	2022-09-25  Mikael Morin  <mikael@gcc.gnu.org>

	PR fortran/106817
	* trans-expr.cc (gfc_conv_procedure_call): Collect all clobbers
	to their own separate block.  Append the block of clobbers to
	the procedure preliminary block after the argument evaluation
	codes for all the arguments.

2022-10-12  Mikael Morin  <mikael@gcc.gnu.org>

	Backported from master:
	2022-09-25  Mikael Morin  <mikael@gcc.gnu.org>

	PR fortran/105012
	* trans-expr.cc (gfc_conv_procedure_call): Retrieve variable
	from the just calculated variable reference.

2022-10-12  Mikael Morin  <mikael@gcc.gnu.org>

	Backported from master:
	2022-09-25  Mikael Morin  <mikael@gcc.gnu.org>

	* trans.h (gfc_conv_expr_reference): Remove add_clobber
	argument.
	* trans-expr.cc (gfc_conv_expr_reference): Ditto. Inline code
	depending on add_clobber and conditions controlling it ...
	(gfc_conv_procedure_call): ... to here.

2022-10-08  José Rui Faustino de Sousa  <jrfsousa@gmail.com>

	Backported from master:
	2022-10-01  José Rui Faustino de Sousa  <jrfsousa@gmail.com>

	PR fortran/100040
	PR fortran/100029
	* trans-expr.cc (gfc_conv_class_to_class): Add code to have
	assumed-rank arrays recognized as full arrays and fix the type
	of the array assignment.
	(gfc_conv_procedure_call): Change order of code blocks such that
	the free of ALLOCATABLE dummy arguments with INTENT(OUT) occurs
	first.

2022-10-01  José Rui Faustino de Sousa  <jrfsousa@gmail.com>

	Backported from master:
	2022-09-22  José Rui Faustino de Sousa  <jrfsousa@gmail.com>

	PR fortran/100103
	* trans-array.cc (gfc_is_reallocatable_lhs): Add select rank
	temporary associate names as possible targets of automatic
	reallocation.

2022-10-01  José Rui Faustino de Sousa  <jrfsousa@gmail.com>

	Backported from master:
	2022-09-20  José Rui Faustino de Sousa  <jrfsousa@gmail.com>

	PR fortran/100132
	* trans-types.cc (create_fn_spec): Fix function attributes when
	passing polymorphic pointers.

2022-09-29  Harald Anlauf  <anlauf@gmx.de>

	Backported from master:
	2022-09-27  Harald Anlauf  <anlauf@gmx.de>

	PR fortran/107054
	* simplify.cc (gfc_simplify_unpack): Replace assert by condition
	that terminates simplification when there are not enough elements
	in the constructor of argument VECTOR.

2022-09-29  Harald Anlauf  <anlauf@gmx.de>

	Backported from master:
	2022-09-22  Harald Anlauf  <anlauf@gmx.de>

	PR fortran/82868
	* trans-decl.cc (generate_coarray_sym_init): Skip symbol
	if attr.associate_var.

2022-09-29  Harald Anlauf  <anlauf@gmx.de>

	Backported from master:
	2022-09-20  Harald Anlauf  <anlauf@gmx.de>

	PR fortran/106985
	* expr.cc (gfc_simplify_expr): Avoid NULL pointer dereference.

2022-09-22  Harald Anlauf  <anlauf@gmx.de>

	Backported from master:
	2022-09-20  Harald Anlauf  <anlauf@gmx.de>

	PR fortran/106986
	* simplify.cc (gfc_simplify_findloc): Do not try to simplify
	intrinsic FINDLOC when the ARRAY argument has a NULL shape.

2022-09-16  Harald Anlauf  <anlauf@gmx.de>

	Backported from master:
	2022-09-15  Harald Anlauf  <anlauf@gmx.de>

	PR fortran/106857
	* simplify.cc (gfc_simplify_pack): Check for NULL pointer dereferences
	while walking through constructors (error recovery).

2022-09-16  José Rui Faustino de Sousa  <jrfsousa@gmail.com>

	Backported from master:
	2022-09-03  José Rui Faustino de Sousa  <jrfsousa@gmail.com>

	PR fortran/100245
	* trans-expr.cc (trans_class_assignment): Add if clause to handle
	derived type in the LHS.

2022-09-05  José Rui Faustino de Sousa  <jrfsousa@gmail.com>

	Backported from master:
	2022-09-04  José Rui Faustino de Sousa  <jrfsousa@gmail.com>

	PR fortran/100136
	* trans-expr.cc (gfc_conv_procedure_call): Add handling of pointer
	expressions.

2022-08-30  Tobias Burnus  <tobias@codesourcery.com>

	Backported from master:
	2022-08-25  Tobias Burnus  <tobias@codesourcery.com>

	* parse.cc (parse_omp_structured_block): When parsing strictly
	structured blocks, issue an error if the end-directive comes
	before the 'end block'.

2022-08-29  Jakub Jelinek  <jakub@redhat.com>

	Backported from master:
	2022-08-26  Jakub Jelinek  <jakub@redhat.com>

	PR fortran/106579
	* trans-intrinsic.cc: Include realmpfr.h.
	(conv_intrinsic_ieee_value): New function.
	(gfc_conv_ieee_arithmetic_function): Handle ieee_value.

2022-08-29  Jakub Jelinek  <jakub@redhat.com>

	Backported from master:
	2022-08-26  Jakub Jelinek  <jakub@redhat.com>

	PR fortran/106579
	* f95-lang.cc (gfc_init_builtin_functions): Initialize
	BUILT_IN_FPCLASSIFY.
	* libgfortran.h (IEEE_OTHER_VALUE, IEEE_SIGNALING_NAN,
	IEEE_QUIET_NAN, IEEE_NEGATIVE_INF, IEEE_NEGATIVE_NORMAL,
	IEEE_NEGATIVE_DENORMAL, IEEE_NEGATIVE_SUBNORMAL,
	IEEE_NEGATIVE_ZERO, IEEE_POSITIVE_ZERO, IEEE_POSITIVE_DENORMAL,
	IEEE_POSITIVE_SUBNORMAL, IEEE_POSITIVE_NORMAL, IEEE_POSITIVE_INF):
	New enum.
	* trans-intrinsic.cc (conv_intrinsic_ieee_class): New function.
	(gfc_conv_ieee_arithmetic_function): Handle ieee_class.

2022-08-26  Harald Anlauf  <anlauf@gmx.de>

	Backported from master:
	2022-08-24  Harald Anlauf  <anlauf@gmx.de>

	PR fortran/103694
	* simplify.cc (simplify_size): The size expression of an array cannot
	be simplified if an error occurs while resolving the array spec.

2022-08-23  Tobias Burnus  <tobias@codesourcery.com>

	Backported from master:
	2022-08-17  Tobias Burnus  <tobias@codesourcery.com>

	PR fortran/106566
	* openmp.cc (gfc_match_omp_declare_simd): Accept module procedures.

2022-08-19  Release Manager

	* GCC 12.2.0 released.

2022-07-26  Harald Anlauf  <anlauf@gmx.de>

	Backported from master:
	2022-07-26  Harald Anlauf  <anlauf@gmx.de>

	PR fortran/103504
	* interface.cc (get_sym_storage_size): Array bounds and character
	length can only be of integer type.

2022-07-20  Harald Anlauf  <anlauf@gmx.de>

	Backported from master:
	2022-07-20  Harald Anlauf  <anlauf@gmx.de>

	PR fortran/101330
	* openmp.cc (gfc_match_iterator): Remove left-over code from
	development that could lead to a crash on invalid input.

2022-07-16  Steve Kargl  <kargl@gcc.gnu.org>

	Backported from master:
	2022-07-15  Steve Kargl  <kargl@gcc.gnu.org>

	PR fortran/104313
	* trans-decl.cc (gfc_generate_return): Do not generate conflicting
	fake results for functions with no result variable under -ff2c.

2022-07-03  Harald Anlauf  <anlauf@gmx.de>

	Backported from master:
	2022-06-30  Harald Anlauf  <anlauf@gmx.de>
		    Steven G. Kargl  <kargl@gcc.gnu.org>

	PR fortran/103137
	PR fortran/103138
	PR fortran/103693
	PR fortran/105243
	* decl.cc (gfc_match_data_decl): Reject CLASS entity declaration
	when it is given the PARAMETER attribute.

2022-07-03  Harald Anlauf  <anlauf@gmx.de>

	Backported from master:
	2022-06-29  Harald Anlauf  <anlauf@gmx.de>
		    Steven G. Kargl  <kargl@gcc.gnu.org>

	PR fortran/106121
	* simplify.cc (gfc_simplify_extends_type_of): Do not attempt to
	simplify when one of the arguments is a CLASS variable that was
	not properly declared.

2022-06-30  Harald Anlauf  <anlauf@gmx.de>

	Backported from master:
	2022-06-26  Harald Anlauf  <anlauf@gmx.de>

	PR fortran/105954
	* decl.cc (variable_decl): Adjust upper bounds for explicit-shape
	specs with constant bound expressions to ensure non-negative
	extents.

2022-06-30  Harald Anlauf  <anlauf@gmx.de>

	Backported from master:
	2022-06-26  Harald Anlauf  <anlauf@gmx.de>

	PR fortran/105691
	* simplify.cc (gfc_simplify_index): Replace old simplification
	code by the equivalent of the runtime library implementation.  Use
	HOST_WIDE_INT instead of int for string index, length variables.

2022-06-30  Harald Anlauf  <anlauf@gmx.de>

	Backported from master:
	2022-06-24  Harald Anlauf  <anlauf@gmx.de>

	PR fortran/105813
	* check.cc (gfc_check_unpack): Try to simplify MASK argument to
	UNPACK so that checking of the VECTOR argument can work when MASK
	is a variable.

2022-05-13  Harald Anlauf  <anlauf@gmx.de>

	Backported from master:
	2022-05-11  Harald Anlauf  <anlauf@gmx.de>
		    Steven G. Kargl  <kargl@gcc.gnu.org>

	PR fortran/105230
	* expr.cc (find_array_section): Correct logic to avoid NULL
	pointer dereference on invalid array section.

2022-05-06  Release Manager

	* GCC 12.1.0 released.

2022-05-02  Thomas Koenig  <tkoenig@gcc.gnu.org>

	Backported from master:
	2022-04-29  Thomas Koenig  <tkoenig@gcc.gnu.org>

	* gfortran.texi: Fix exchanged period and letter.

2022-04-28  Thomas Koenig  <tkoenig@gcc.gnu.org>

	Backported from master:
	2022-04-28  Thomas Koenig  <tkoenig@gcc.gnu.org>

	* gfortran.texi: Mention r16_ieee and r16_ibm.
	* invoke.texi: Likewise.

2022-04-27  Mikael Morin  <mikael@gcc.gnu.org>

	PR fortran/103662
	PR fortran/105379
	* array.cc (compare_bounds): Use bool as return type.
	Support non-constant expressions.
	(gfc_compare_array_spec): Update call to compare_bounds.

2022-04-27  Mikael Morin  <mikael@gcc.gnu.org>

	PR fortran/102043
	PR fortran/105381
	* trans-array.cc (non_negative_strides_array_p): Inline variable
	orig_decl and merge nested if conditions.  Add condition to not
	recurse if the next argument is the same as the current.

2022-04-25  Jakub Jelinek  <jakub@redhat.com>
	    Thomas Schwinge  <thomas@codesourcery.com>

	PR fortran/104717
	* trans-openmp.cc (gfc_trans_oacc_construct): Wrap construct body
	in an extra BIND_EXPR.

2022-04-24  Mikael Morin  <mikael@gcc.gnu.org>
	    Jakub Jelinek  <jakub@redhat.com>

	PR fortran/103662
	* interface.cc (gfc_compare_derived_types): Support comparing
	unlimited polymorphic fake symbols.  Recursively compare class
	descriptor types and virtual table types.
	* resolve.cc (resolve_fl_derived): Add type to the types list
	on unlimited polymorphic short-circuit return.

2022-04-22  Mikael Morin  <mikael@gcc.gnu.org>
	    Richard Biener  <rguenther@suse.de>

	PR fortran/102043
	* trans.h (gfc_build_array_ref): Add non_negative_offset
	argument.
	* trans.cc (gfc_build_array_ref): Ditto. Use pointer arithmetic
	if non_negative_offset is false.
	* trans-expr.cc (gfc_conv_substring): Set flag in the call to
	gfc_build_array_ref.
	* trans-array.cc (gfc_get_cfi_dim_item,
	gfc_conv_descriptor_dimension): Same.
	(build_array_ref): Decide on whether to set the flag and update
	the call.
	(gfc_conv_scalarized_array_ref): Same.  New argument tmp_array.
	(gfc_conv_tmp_array_ref): Update call to
	gfc_conv_scalarized_ref.
	(non_negative_strides_array_p): New function.

2022-04-22  Mikael Morin  <mikael@gcc.gnu.org>

	PR fortran/102043
	* trans-array.cc (gfc_conv_expr_descriptor): Use
	gfc_conv_tmp_array_ref.

2022-04-22  Mikael Morin  <mikael@gcc.gnu.org>

	PR fortran/102043
	* trans-io.cc: Add handling for the case where the array
	is referenced using pointer arithmetic.

2022-04-22  Mikael Morin  <mikael@gcc.gnu.org>

	PR fortran/102043
	* trans-expr.cc: Pre-evaluate src and dest to variables
	before using them.

2022-04-21  Fritz Reese  <foreese@gcc.gnu.org>

	PR fortran/105310
	* trans-expr.cc (gfc_conv_union_initializer): Pass vec* by reference.

2022-04-13  Tobias Burnus  <tobias@codesourcery.com>

	PR fortran/105242
	* match.cc (match_exit_cycle): Handle missing OMP LOOP, DO and SIMD
	directives in the EXIT/CYCLE diagnostic.

2022-04-10  Harald Anlauf  <anlauf@gmx.de>

	PR fortran/105184
	* array.cc (match_subscript): Reject assumed size coarray
	specification with missing lower bound.
	* resolve.cc (resolve_allocate_expr): Fix logic for checking
	allocate-coshape-spec in ALLOCATE statement.

2022-04-05  Sandra Loosemore  <sandra@codesourcery.com>

	* trans-openmp.cc (gfc_split_omp_clauses): Fix mask for
	EXEC_OMP_MASKED_TASKLOOP.

2022-04-05  Harald Anlauf  <anlauf@gmx.de>

	PR fortran/104210
	* arith.cc (eval_intrinsic): Avoid NULL pointer dereference.
	(gfc_zero_size_array): Likewise.

2022-04-05  Harald Anlauf  <anlauf@gmx.de>
	    Steven G. Kargl  <kargl@gcc.gnu.org>

	PR fortran/105138
	* intrinsic.cc (gfc_is_intrinsic): When a symbol refers to a
	RECURSIVE procedure, it cannot be an INTRINSIC.

2022-03-30  Harald Anlauf  <anlauf@gmx.de>

	PR fortran/100892
	* check.cc (gfc_check_associated): Avoid NULL pointer dereference.

2022-03-29  Harald Anlauf  <anlauf@gmx.de>
	    Steven G. Kargl  <kargl@gcc.gnu.org>

	PR fortran/104571
	* resolve.cc (resolve_elemental_actual): Avoid NULL pointer
	dereference.

2022-03-29  Harald Anlauf  <anlauf@gmx.de>

	PR fortran/50549
	* resolve.cc (resolve_structure_cons): Reject pointer assignments
	of character with different lengths in structure constructor.

2022-03-25  Jakub Jelinek  <jakub@redhat.com>

	PR fortran/103691
	* trans-array.cc (gfc_conv_array_initializer): If TYPE_MAX_VALUE is
	smaller than TYPE_MIN_VALUE (i.e. empty array), ignore the
	initializer; if TYPE_MIN_VALUE is equal to TYPE_MAX_VALUE, use just
	the TYPE_MIN_VALUE as index instead of RANGE_EXPR.

2022-03-23  Tobias Burnus  <tobias@codesourcery.com>

	PR fortran/103560
	* scanner.cc (add_path_to_list): Don't append '/' to the
	save include path.
	(open_included_file): Use '/' in concatenating path + file name.
	* module.cc (gzopen_included_file_1): Likewise.

2022-03-22  Harald Anlauf  <anlauf@gmx.de>

	PR fortran/104999
	* simplify.cc (gfc_simplify_cshift): Ensure temporary holding
	source array stride is initialized.

2022-03-19  Mikael Morin  <mikael@gcc.gnu.org>

	PR fortran/104228
	PR fortran/104570
	* parse.cc (parse_associate): Use a new distinct gfc_charlen if the
	copied type has one whose length is not known to be constant.
	* resolve.cc (resolve_assoc_var): Reset charlen if it’s shared with
	the associate target regardless of the expression type.
	Don’t reinitialize charlen if it’s deferred.

2022-03-18  Tobias Burnus  <tobias@codesourcery.com>

	PR fortran/103039
	* trans-openmp.cc (gfc_omp_clause_copy_ctor, gfc_omp_clause_dtor):
	Only privatize pointer for associate names.

2022-03-18  Tobias Burnus  <tobias@codesourcery.com>

	PR fortran/103039
	* openmp.cc (resolve_omp_clauses): Improve associate-name diagnostic
	for select type/rank.

2022-03-11  Tobias Burnus  <tobias@codesourcery.com>

	* trans-openmp.cc (gfc_trans_omp_clauses, gfc_omp_finish_clause):
	Obtain size for mapping only if allocatable array is allocated.

2022-03-09  Harald Anlauf  <anlauf@gmx.de>

	PR fortran/104849
	* expr.cc (find_array_section): Avoid NULL pointer dereference on
	invalid array section.

2022-03-09  Tobias Burnus  <tobias@codesourcery.com>

	* trans-intrinsic.cc (gfc_conv_intrinsic_sizeof): Fix CLASS handling.

2022-03-08  Tobias Burnus  <tobias@codesourcery.com>

	PR fortran/104126
	* trans-expr.cc (gfc_conv_gfc_desc_to_cfi_desc): Handle NULL
	without MOLD.

2022-03-08  Harald Anlauf  <anlauf@gmx.de>

	PR fortran/104811
	* frontend-passes.cc (optimize_minmaxloc): Do not attempt
	frontend-optimization of MINLOC/MAXLOC for character arrays, as
	there is no suitable code yet for inline expansion.

2022-03-07  Tobias Burnus  <tobias@codesourcery.com>

	PR fortran/99585
	PR fortran/104430
	* trans-expr.cc (conv_parent_component_references): Fix comment;
	simplify comparison.
	(gfc_maybe_dereference_var): Avoid d referencing a nonpointer.

2022-03-07  Tobias Burnus  <tobias@codesourcery.com>

	* array.cc (gfc_ref_dimen_size): Fix comment typo.
	* dump-parse-tree.cc (gfc_dump_c_prototypes): Likewise.
	* frontend-passes.cc (cfe_code): Likewise.
	* gfortran.texi: Likewise.
	* resolve.cc (generate_component_assignments): Likewise.
	* simplify.cc (gfc_simplify_this_image): Likewise.
	* trans-expr.cc (trans_scalar_class_assign,
	gfc_maybe_dereference_var): Likewise.
	* intrinsic.texi: Remove word duplication.
	* invoke.texi: Likewise.

2022-03-07  Jakub Jelinek  <jakub@redhat.com>

	* trans-expr.cc: Fix up duplicated word issue in a comment.
	* gfortran.h: Likewise.
	* scanner.cc: Likewise.

2022-03-07  Martin Liska  <mliska@suse.cz>

	* intrinsic.cc (gfc_is_intrinsic): Remove asterisk from error
	message.

2022-03-07  Martin Liska  <mliska@suse.cz>

	PR translation/90148
	* intrinsic.cc (gfc_is_intrinsic): Put
	quote to a proper place.

2022-03-03  Kwok Cheung Yeung  <kcy@codesourcery.com>

	PR fortran/104131
	* openmp.cc (gfc_match_omp_detach): Move check for type of event
	handle to...
	(resolve_omp_clauses) ...here.  Also check that the event handle is
	not an array, or an array access or structure element access.

2022-03-02  Harald Anlauf  <anlauf@gmx.de>

	PR fortran/104573
	* resolve.cc (resolve_structure_cons): Avoid NULL pointer
	dereference when there is no valid component.

2022-02-24  Harald Anlauf  <anlauf@gmx.de>

	PR fortran/84519
	* dump-parse-tree.cc (show_code_node): Dump QUIET specifier when
	present.
	* match.cc (gfc_match_stopcode): Implement parsing of F2018 QUIET
	specifier.  F2018 stopcodes may have non-default integer kind.
	* resolve.cc (gfc_resolve_code): Add checks for QUIET argument.
	* trans-stmt.cc (gfc_trans_stop): Pass QUIET specifier to call of
	library function.

2022-02-22  Harald Anlauf  <anlauf@gmx.de>

	PR fortran/104619
	* resolve.cc (resolve_structure_cons): Skip shape check if shape
	of constructor cannot be determined at compile time.

2022-02-20  Harald Anlauf  <anlauf@gmx.de>

	PR fortran/77693
	* data.cc (gfc_assign_data_value): If a variable in a data
	statement has the POINTER attribute, check for allowed initial
	data target that is compatible with pointer assignment.
	* gfortran.h (IS_POINTER): New macro.

2022-02-15  Tobias Burnus  <tobias@codesourcery.com>

	* trans-openmp.cc (gfc_trans_omp_depobj): Fix to alloc/ptr dummy
	and for c_ptr.

2022-02-15  Tobias Burnus  <tobias@codesourcery.com>

	* trans-openmp.cc (gfc_trans_omp_clauses, gfc_trans_omp_depobj):
	Depend on the proper addr, for ptr/alloc depend on pointee.

2022-02-14  Harald Anlauf  <anlauf@gmx.de>

	PR fortran/104211
	* expr.cc (find_array_section): Replace assertion by error
	recovery when encountering bad array constructor.

2022-02-13  Mikael Morin  <mikael@gcc.gnu.org>

	PR fortran/104228
	* resolve.cc (resolve_assoc_var): Also create a new character
	length for non-dummy associate targets.
	* trans-stmt.cc (trans_associate_var): Initialize character length
	even if no temporary is used for the associate variable.

2022-02-10  Roger Sayle  <roger@nextmovesoftware.com>
	    Tobias Burnus  <tobias@codesourcery.com>

	* trans-common.cc (GFC_EQUIV_FMT): New macro respecting the
	target's NO_DOT_IN_LABEL and NO_DOLLAR_IN_LABEL preferences.
	(build_equiv_decl): Use GFC_EQUIV_FMT here.

2022-02-10  Tobias Burnus  <tobias@codesourcery.com>

	PR fortran/104329
	* openmp.cc (resolve_omp_atomic): Defer extra-code assert after
	other diagnostics.

2022-02-10  Marcel Vollweiler  <marcel@codesourcery.com>

	* dump-parse-tree.cc (show_omp_clauses): Added OMP_LIST_HAS_DEVICE_ADDR
	case.
	* gfortran.h: Added OMP_LIST_HAS_DEVICE_ADDR.
	* openmp.cc (enum omp_mask2): Added OMP_CLAUSE_HAS_DEVICE_ADDR.
	(gfc_match_omp_clauses): Parse HAS_DEVICE_ADDR clause.
	(resolve_omp_clauses): Same.
	* trans-openmp.cc (gfc_trans_omp_variable_list): Added
	OMP_LIST_HAS_DEVICE_ADDR case.
	(gfc_trans_omp_clauses): Firstprivatize of array descriptors.

2022-02-09  Harald Anlauf  <anlauf@gmx.de>

	PR fortran/66193
	* arith.cc (reduce_binary_ac): When reducing binary expressions,
	try simplification.  Handle case of empty constructor.
	(reduce_binary_ca): Likewise.

2022-02-03  Harald Anlauf  <anlauf@gmx.de>

	PR fortran/104311
	* check.cc (gfc_calculate_transfer_sizes): Checks for case when
	storage size of SOURCE is greater than zero while the storage size
	of MOLD is zero and MOLD is an array shall not depend on SIZE.

2022-02-03  Jakub Jelinek  <jakub@redhat.com>

	PR fortran/104328
	* openmp.cc (is_scalar_intrinsic_expr): If must_be_var && conv_ok
	and expr is conversion, verify it is a conversion from EXPR_VARIABLE
	with non-NULL symtree.  Check ->block->next before dereferencing it.

2022-02-01  Harald Anlauf  <anlauf@gmx.de>

	PR fortran/104331
	* simplify.cc (gfc_simplify_eoshift): Avoid NULL pointer
	dereference when shape is not set.

2022-01-28  Andre Vehreschild  <vehre@gcc.gnu.org>

	PR fortran/103790
	* trans-array.cc (structure_alloc_comps): Prevent descriptor
	stacking for non-array data; do not broadcast caf-tokens.
	* trans-intrinsic.cc (conv_co_collective): Prevent generation
	of unused descriptor.

2022-01-28  Andre Vehreschild  <vehre@gcc.gnu.org>

	Revert:
	2022-01-28  Andre Vehreschild  <vehre@gcc.gnu.org>

	PR fortran/103790
	* trans-array.cc (structure_alloc_comps): Prevent descriptor
	stacking for non-array data; do not broadcast caf-tokens.
	* trans-intrinsic.cc (conv_co_collective): Prevent generation
	of unused descriptor.

2022-01-28  Andre Vehreschild  <vehre@gcc.gnu.org>

	PR fortran/103790
	* trans-array.cc (structure_alloc_comps): Prevent descriptor
	stacking for non-array data; do not broadcast caf-tokens.
	* trans-intrinsic.cc (conv_co_collective): Prevent generation
	of unused descriptor.

2022-01-27  Harald Anlauf  <anlauf@gmx.de>

	PR fortran/104128
	* expr.cc (gfc_copy_expr): Convert internal representation of
	string to wide char in value only for default character kind.
	* target-memory.cc (interpret_array): Pass flag for conversion of
	wide chars.
	(gfc_target_interpret_expr): Likewise.

2022-01-27  Harald Anlauf  <anlauf@gmx.de>

	PR fortran/84784
	* trans-intrinsic.cc (conv_intrinsic_image_status): Convert result
	to resulting (default) integer type.
	(conv_intrinsic_team_number): Likewise.
	(gfc_conv_intrinsic_popcnt_poppar): Likewise.

2022-01-25  Harald Anlauf  <anlauf@gmx.de>

	PR fortran/104227
	* check.cc (gfc_calculate_transfer_sizes): Fix checking of arrays
	passed as MOLD argument to the TRANSFER intrinsic for having
	storage size zero.

2022-01-25  Harald Anlauf  <anlauf@gmx.de>

	PR fortran/104212
	* check.cc (gfc_check_norm2): Check that optional argument DIM is
	scalar.
	(gfc_check_parity): Likewise.

2022-01-24  Jakub Jelinek  <jakub@redhat.com>

	* lang.opt (fconvert=): Add EnumSet property and mention also
	r16_ieee and r16_ibm arguments.
	(big-endian, little-endian, native, swap): Add Set(1) property.
	(r16_ieee, r16_ibm): New EnumValue entries with Set(2) property.
	* trans-types.cc (gfc_init_kinds): Emit gfc_fatal_error for
	-fconvert=r16_ieee or -fconvert=r16_ibm when R16_IEEE <=> R16_IBM
	conversions aren't supported.

2022-01-22  Harald Anlauf  <anlauf@gmx.de>

	PR fortran/104127
	* simplify.cc (gfc_simplify_transfer): Ensure that the result
	typespec is set up for TRANSFER with MOLD of type CHARACTER
	including character length even if the result is a zero-sized
	array.

2022-01-20  Sandra Loosemore  <sandra@codesourcery.com>

	PR fortran/103695
	PR fortran/102621
	* gfortran.h (struct gfc_namespace) Add omp_affinity_iterator
	field.
	* dump-parse-tree.cc (show_iterator): Use it.
	* openmp.cc (gfc_match_iterator): Likewise.
	(resolve_omp_clauses): Likewise.
	* trans-decl.cc (gfc_finish_var_decl): Likewise.
	* trans-openmp.cc (handle_iterator): Likewise.

2022-01-18  Harald Anlauf  <anlauf@gmx.de>

	PR fortran/103692
	* array.cc (gfc_expand_constructor): Handle zero-sized array
	constructors.

2022-01-17  Martin Liska  <mliska@suse.cz>

	* check.cc (gfc_check_all_any): Rename .c names to .cc.
	* class.cc (find_intrinsic_vtab): Likewise.
	* config-lang.in: Likewise.
	* cpp.cc (cpp_define_builtins): Likewise.
	* data.cc (get_array_index): Likewise.
	* decl.cc (match_clist_expr): Likewise.
	(get_proc_name): Likewise.
	(gfc_verify_c_interop_param): Likewise.
	(gfc_get_pdt_instance): Likewise.
	(gfc_match_formal_arglist): Likewise.
	(gfc_get_type_attr_spec): Likewise.
	* dependency.cc: Likewise.
	* error.cc (gfc_format_decoder): Likewise.
	* expr.cc (check_restricted): Likewise.
	(gfc_build_default_init_expr): Likewise.
	* f95-lang.cc: Likewise.
	* gfc-internals.texi: Likewise.
	* gfortran.h (enum match): Likewise.
	(enum procedure_type): Likewise.
	(enum oacc_routine_lop): Likewise.
	(gfc_get_pdt_instance): Likewise.
	(gfc_end_source_files): Likewise.
	(gfc_mpz_set_hwi): Likewise.
	(gfc_get_option_string): Likewise.
	(gfc_find_sym_in_expr): Likewise.
	(gfc_errors_to_warnings): Likewise.
	(gfc_real_4_kind): Likewise.
	(gfc_free_finalizer): Likewise.
	(gfc_sym_get_dummy_args): Likewise.
	(gfc_check_intrinsic_standard): Likewise.
	(gfc_free_case_list): Likewise.
	(gfc_resolve_oacc_routines): Likewise.
	(gfc_check_vardef_context): Likewise.
	(gfc_free_association_list): Likewise.
	(gfc_implicit_pure_function): Likewise.
	(gfc_ref_dimen_size): Likewise.
	(gfc_compare_actual_formal): Likewise.
	(gfc_resolve_wait): Likewise.
	(gfc_dt_upper_string): Likewise.
	(gfc_generate_module_code): Likewise.
	(gfc_delete_bbt): Likewise.
	(debug): Likewise.
	(gfc_build_block_ns): Likewise.
	(gfc_dep_difference): Likewise.
	(gfc_invalid_null_arg): Likewise.
	(gfc_is_finalizable): Likewise.
	(gfc_fix_implicit_pure): Likewise.
	(gfc_is_size_zero_array): Likewise.
	(gfc_is_reallocatable_lhs): Likewise.
	* gfortranspec.cc: Likewise.
	* interface.cc (compare_actual_expr): Likewise.
	* intrinsic.cc (add_functions): Likewise.
	* iresolve.cc (gfc_resolve_matmul): Likewise.
	(gfc_resolve_alarm_sub): Likewise.
	* iso-c-binding.def: Likewise.
	* lang-specs.h: Likewise.
	* libgfortran.h (GFC_STDERR_UNIT_NUMBER): Likewise.
	* match.cc (gfc_match_label): Likewise.
	(gfc_match_symbol): Likewise.
	(match_derived_type_spec): Likewise.
	(copy_ts_from_selector_to_associate): Likewise.
	* match.h (gfc_match_call): Likewise.
	(gfc_get_common): Likewise.
	(gfc_match_omp_end_single): Likewise.
	(gfc_match_volatile): Likewise.
	(gfc_match_bind_c): Likewise.
	(gfc_match_literal_constant): Likewise.
	(gfc_match_init_expr): Likewise.
	(gfc_match_array_constructor): Likewise.
	(gfc_match_end_interface): Likewise.
	(gfc_match_print): Likewise.
	(gfc_match_expr): Likewise.
	* matchexp.cc (next_operator): Likewise.
	* mathbuiltins.def: Likewise.
	* module.cc (free_true_name): Likewise.
	* openmp.cc (gfc_resolve_omp_parallel_blocks): Likewise.
	(gfc_omp_save_and_clear_state): Likewise.
	* parse.cc (parse_union): Likewise.
	(set_syms_host_assoc): Likewise.
	* resolve.cc (resolve_actual_arglist): Likewise.
	(resolve_elemental_actual): Likewise.
	(check_host_association): Likewise.
	(resolve_typebound_function): Likewise.
	(resolve_typebound_subroutine): Likewise.
	(gfc_resolve_expr): Likewise.
	(resolve_assoc_var): Likewise.
	(resolve_typebound_procedures): Likewise.
	(resolve_equivalence_derived): Likewise.
	* simplify.cc (simplify_bound): Likewise.
	* symbol.cc (gfc_set_default_type): Likewise.
	(gfc_add_ext_attribute): Likewise.
	* target-memory.cc (gfc_target_interpret_expr): Likewise.
	* target-memory.h (gfc_target_interpret_expr): Likewise.
	* trans-array.cc (gfc_get_cfi_dim_sm): Likewise.
	(gfc_conv_shift_descriptor_lbound): Likewise.
	(gfc_could_be_alias): Likewise.
	(gfc_get_dataptr_offset): Likewise.
	* trans-const.cc: Likewise.
	* trans-decl.cc (trans_function_start): Likewise.
	(gfc_trans_deferred_vars): Likewise.
	(generate_local_decl): Likewise.
	(gfc_generate_function_code): Likewise.
	* trans-expr.cc (gfc_vptr_size_get): Likewise.
	(gfc_trans_class_array_init_assign): Likewise.
	(POWI_TABLE_SIZE): Likewise.
	(gfc_conv_procedure_call): Likewise.
	(gfc_trans_arrayfunc_assign): Likewise.
	* trans-intrinsic.cc (gfc_conv_intrinsic_len): Likewise.
	(gfc_conv_intrinsic_loc): Likewise.
	(conv_intrinsic_event_query): Likewise.
	* trans-io.cc (gfc_build_st_parameter): Likewise.
	* trans-openmp.cc (gfc_omp_check_optional_argument): Likewise.
	(gfc_omp_unshare_expr_r): Likewise.
	(gfc_trans_omp_array_section): Likewise.
	(gfc_trans_omp_clauses): Likewise.
	* trans-stmt.cc (trans_associate_var): Likewise.
	(gfc_trans_deallocate): Likewise.
	* trans-stmt.h (gfc_trans_class_init_assign): Likewise.
	(gfc_trans_deallocate): Likewise.
	(gfc_trans_oacc_declare): Likewise.
	* trans-types.cc: Likewise.
	* trans-types.h (enum gfc_packed): Likewise.
	* trans.cc (N_): Likewise.
	(trans_code): Likewise.
	* trans.h (gfc_build_compare_string): Likewise.
	(gfc_conv_expr_type): Likewise.
	(gfc_trans_deferred_vars): Likewise.
	(getdecls): Likewise.
	(gfc_get_array_descr_info): Likewise.
	(gfc_omp_firstprivatize_type_sizes): Likewise.
	(GTY): Likewise.

2022-01-17  Martin Liska  <mliska@suse.cz>

	* arith.c: Moved to...
	* arith.cc: ...here.
	* array.c: Moved to...
	* array.cc: ...here.
	* bbt.c: Moved to...
	* bbt.cc: ...here.
	* check.c: Moved to...
	* check.cc: ...here.
	* class.c: Moved to...
	* class.cc: ...here.
	* constructor.c: Moved to...
	* constructor.cc: ...here.
	* convert.c: Moved to...
	* convert.cc: ...here.
	* cpp.c: Moved to...
	* cpp.cc: ...here.
	* data.c: Moved to...
	* data.cc: ...here.
	* decl.c: Moved to...
	* decl.cc: ...here.
	* dependency.c: Moved to...
	* dependency.cc: ...here.
	* dump-parse-tree.c: Moved to...
	* dump-parse-tree.cc: ...here.
	* error.c: Moved to...
	* error.cc: ...here.
	* expr.c: Moved to...
	* expr.cc: ...here.
	* f95-lang.c: Moved to...
	* f95-lang.cc: ...here.
	* frontend-passes.c: Moved to...
	* frontend-passes.cc: ...here.
	* gfortranspec.c: Moved to...
	* gfortranspec.cc: ...here.
	* interface.c: Moved to...
	* interface.cc: ...here.
	* intrinsic.c: Moved to...
	* intrinsic.cc: ...here.
	* io.c: Moved to...
	* io.cc: ...here.
	* iresolve.c: Moved to...
	* iresolve.cc: ...here.
	* match.c: Moved to...
	* match.cc: ...here.
	* matchexp.c: Moved to...
	* matchexp.cc: ...here.
	* misc.c: Moved to...
	* misc.cc: ...here.
	* module.c: Moved to...
	* module.cc: ...here.
	* openmp.c: Moved to...
	* openmp.cc: ...here.
	* options.c: Moved to...
	* options.cc: ...here.
	* parse.c: Moved to...
	* parse.cc: ...here.
	* primary.c: Moved to...
	* primary.cc: ...here.
	* resolve.c: Moved to...
	* resolve.cc: ...here.
	* scanner.c: Moved to...
	* scanner.cc: ...here.
	* simplify.c: Moved to...
	* simplify.cc: ...here.
	* st.c: Moved to...
	* st.cc: ...here.
	* symbol.c: Moved to...
	* symbol.cc: ...here.
	* target-memory.c: Moved to...
	* target-memory.cc: ...here.
	* trans-array.c: Moved to...
	* trans-array.cc: ...here.
	* trans-common.c: Moved to...
	* trans-common.cc: ...here.
	* trans-const.c: Moved to...
	* trans-const.cc: ...here.
	* trans-decl.c: Moved to...
	* trans-decl.cc: ...here.
	* trans-expr.c: Moved to...
	* trans-expr.cc: ...here.
	* trans-intrinsic.c: Moved to...
	* trans-intrinsic.cc: ...here.
	* trans-io.c: Moved to...
	* trans-io.cc: ...here.
	* trans-openmp.c: Moved to...
	* trans-openmp.cc: ...here.
	* trans-stmt.c: Moved to...
	* trans-stmt.cc: ...here.
	* trans-types.c: Moved to...
	* trans-types.cc: ...here.
	* trans.c: Moved to...
	* trans.cc: ...here.

2022-01-17  Andrew Stubbs  <ams@codesourcery.com>

	* openmp.c (gfc_match_omp_requires): Don't "sorry" dynamic_allocators.

2022-01-15  Harald Anlauf  <anlauf@gmx.de>

	PR fortran/83079
	* target-memory.c (gfc_interpret_character): Result length is
	in bytes and thus depends on the character kind.
	* trans-intrinsic.c (gfc_conv_intrinsic_transfer): Compute correct
	string length for the result of the TRANSFER intrinsic and for
	temporaries for the different character kinds.

2022-01-14  Harald Anlauf  <anlauf@gmx.de>

	PR fortran/99256
	* intrinsic.c: Do not check formal argument type when checking
	arguments of intrinsics for alternate return specifiers.

2022-01-14  Harald Anlauf  <anlauf@gmx.de>

	PR fortran/103782
	* expr.c (gfc_simplify_expr): Adjust logic for when to scalarize a
	call of an intrinsic which may have been overloaded.

2022-01-13  Hafiz Abid Qadeer  <abidh@codesourcery.com>

	* dump-parse-tree.c (show_omp_clauses): Handle OMP_LIST_ALLOCATE.
	* gfortran.h (OMP_LIST_ALLOCATE): New enum value.
	* openmp.c (enum omp_mask1): Add OMP_CLAUSE_ALLOCATE.
	(gfc_match_omp_clauses): Handle OMP_CLAUSE_ALLOCATE
	(OMP_PARALLEL_CLAUSES, OMP_DO_CLAUSES, OMP_SECTIONS_CLAUSES)
	(OMP_TASK_CLAUSES, OMP_TASKLOOP_CLAUSES, OMP_TARGET_CLAUSES)
	(OMP_TEAMS_CLAUSES, OMP_DISTRIBUTE_CLAUSES)
	(OMP_SINGLE_CLAUSES): Add OMP_CLAUSE_ALLOCATE.
	(OMP_TASKGROUP_CLAUSES): New.
	(gfc_match_omp_taskgroup): Use OMP_TASKGROUP_CLAUSES instead of
	OMP_CLAUSE_TASK_REDUCTION.
	(resolve_omp_clauses): Handle OMP_LIST_ALLOCATE.
	(resolve_omp_do): Avoid warning when loop iteration variable is
	in allocate clause.
	* trans-openmp.c (gfc_trans_omp_clauses): Handle translation of
	allocate clause.
	(gfc_split_omp_clauses): Update for OMP_LIST_ALLOCATE.

2022-01-13  Harald Anlauf  <anlauf@gmx.de>

	PR fortran/67804
	* primary.c (gfc_match_structure_constructor): Recover from errors
	that occurred while checking for a valid structure constructor in
	a DATA statement.

2022-01-11  Thomas Koenig  <tkoenig@gcc.gnu.org>

	* libgfortran.h (unit_convert): Add flags.

2022-01-11  Jakub Jelinek  <jakub@redhat.com>

	* trans-types.c (gfc_init_kinds): When setting abi_kind to 17, if not
	targetting glibc 2.32 or later and -fbuilding-libgfortran, set
	gfc_real16_is_float128 and c_float128 in gfc_real_kinds.
	(gfc_build_real_type): Don't set c_long_double if c_float128 is
	already set.
	* trans-intrinsic.c (builtin_decl_for_precision): Don't use
	long_double_built_in if gfc_real16_is_float128 and
	long_double_type_node == gfc_float128_type_node.
	* lang.opt (fbuilding-libgfortran): New undocumented option.

2022-01-11  Jakub Jelinek  <jakub@redhat.com>

	* trans-intrinsic.c (gfc_get_intrinsic_lib_fndecl): Use
	gfc_type_abi_kind.

2022-01-11  Jakub Jelinek  <jakub@redhat.com>

	* trans-io.c (transfer_array_desc): Pass abi kind instead of kind
	to libgfortran.

2022-01-11  Jakub Jelinek  <jakub@redhat.com>

	* trans-io.c (transfer_namelist_element): Use gfc_type_abi_kind,
	formatting fixes.
	(transfer_expr): Use gfc_type_abi_kind, use *REAL128* APIs even
	for abi_kind == 17.

2022-01-11  Jakub Jelinek  <jakub@redhat.com>

	* gfortran.h (gfc_real_info): Add abi_kind member.
	(gfc_type_abi_kind): Declare.
	* trans-types.c (gfc_init_kinds): Initialize abi_kind.
	* intrinsic.c (gfc_type_abi_kind): New function.
	(conv_name): Use it.
	* iresolve.c (resolve_transformational, gfc_resolve_abs,
	gfc_resolve_char_achar, gfc_resolve_acos, gfc_resolve_acosh,
	gfc_resolve_aimag, gfc_resolve_and, gfc_resolve_aint, gfc_resolve_all,
	gfc_resolve_anint, gfc_resolve_any, gfc_resolve_asin,
	gfc_resolve_asinh, gfc_resolve_atan, gfc_resolve_atanh,
	gfc_resolve_atan2, gfc_resolve_bessel_n2, gfc_resolve_ceiling,
	gfc_resolve_cmplx, gfc_resolve_complex, gfc_resolve_cos,
	gfc_resolve_cosh, gfc_resolve_count, gfc_resolve_dble,
	gfc_resolve_dim, gfc_resolve_dot_product, gfc_resolve_dprod,
	gfc_resolve_exp, gfc_resolve_floor, gfc_resolve_hypot,
	gfc_resolve_int, gfc_resolve_int2, gfc_resolve_int8, gfc_resolve_long,
	gfc_resolve_log, gfc_resolve_log10, gfc_resolve_logical,
	gfc_resolve_matmul, gfc_resolve_minmax, gfc_resolve_maxloc,
	gfc_resolve_findloc, gfc_resolve_maxval, gfc_resolve_merge,
	gfc_resolve_minloc, gfc_resolve_minval, gfc_resolve_mod,
	gfc_resolve_modulo, gfc_resolve_nearest, gfc_resolve_or,
	gfc_resolve_real, gfc_resolve_realpart, gfc_resolve_reshape,
	gfc_resolve_sign, gfc_resolve_sin, gfc_resolve_sinh, gfc_resolve_sqrt,
	gfc_resolve_tan, gfc_resolve_tanh, gfc_resolve_transpose,
	gfc_resolve_trigd, gfc_resolve_xor, gfc_resolve_random_number):
	Likewise.
	* trans-decl.c (gfc_build_intrinsic_function_decls): Likewise.

2022-01-10  Paul Thomas  <pault@gcc.gnu.org>

	PR fortran/103366
	* trans-expr.c (gfc_conv_gfc_desc_to_cfi_desc): Allow unlimited
	polymorphic actual argument passed to assumed type formal.

2022-01-09  Harald Anlauf  <anlauf@gmx.de>

	PR fortran/103777
	* simplify.c (gfc_simplify_maskr): Check validity of argument 'I'
	before simplifying.
	(gfc_simplify_maskl): Likewise.

2022-01-09  Harald Anlauf  <anlauf@gmx.de>

	PR fortran/101762
	* expr.c (gfc_check_pointer_assign): For pointer initialization
	targets, check that subscripts and substring indices in
	specifications are constant expressions.

2022-01-09  Mikael Morin  <mikael@gcc.gnu.org>

	PR fortran/103789
	* trans-array.c (arg_evaluated_for_scalarization): Add MASKL, MASKR,
	SCAN and VERIFY to the list of intrinsics whose KIND argument is to be
	ignored.

2022-01-07  Sandra Loosemore  <sandra@codesourcery.com>

	PR fortran/103898
	* trans-intrinsic.c (gfc_conv_intrinsic_size): Make size_var
	actually be a variable and fix surrounding code.

2022-01-06  Steve Kargl  <kargl@gcc.gnu.org>
	    Sandra Loosemore  <sandra@codesourcery.com>

	PR fortran/103287
	* interface.c (argument_rank_mismatch): Replace incorrect assertion
	with return.

2022-01-05  Sandra Loosemore  <sandra@codesourcery.com>

	PR fortran/103258
	* decl.c (gfc_match_char_spec): Suppress errors around call
	to gfc_reduce_init_expr.
	* error.c (gfc_query_suppress_errors): New.
	* gfortran.h (gfc_query_suppress_errors): Declare.
	* symbol.c (gfc_set_default_type): Check gfc_query_suppress_errors.

2022-01-03  Sandra Loosemore  <sandra@codesourcery.com>

	PR fortran/103390
	* expr.c (gfc_is_simply_contiguous): Make it smarter about
	function calls.
	* trans-expr.c (gfc_conv_gfc_desc_to_cfi_desc): Do not generate
	copy loops for array expressions that are not "variables" (lvalues).

2022-01-03  Jakub Jelinek  <jakub@redhat.com>

	* 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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Copying and distribution of this file, with or without modification,
are permitted in any medium without royalty provided the copyright
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