2015-07-16  Release Manager

	* GCC 5.2.0 released.

2015-06-24  Mikael Morin  <mikael@gcc.gnu.org>

	PR fortran/66549
	* resolve.c (resolve_global_procedure): Don't save and restore
	OpenMP state around the call to gfc_resolve.
	(gfc_resolve): Save OpenMP state on entry and restore it on return.

2015-06-14  Thomas Koenig  <tkoenig@gcc.gnu.org>

	PR fortran/66385
	Backport from trunk
	* frontend-passes.c (combine_array_constructor): Return early if
	inside a FORALL loop.

2015-06-14  Thomas Koenig  <tkoenig@gcc.gnu.org>

	* intrinsic.texi:  Change \leq to < in descrition of imaginary
	part in argument to log.

2015-06-11  Pierre-Marie de Rodat  <derodat@adacore.com>

	* f95-lang.c (gfc_create_decls): Register the main translation unit
	through the new debug hook.

2015-06-08  Steven G. Kargl  <kargl@gcc.gnu.org>

	PR fortran/66245
	* match.c (gfc_match_type_is, gfc_match_class_is):  Check if the
	return type spec or derived type spec is validate.

2015-06-05  Steven G. Kargl  <kargl@gcc.gnu.org>

	PR fortran/66347
	* resolve.c (apply_default_init_local): Do not dereference a NULL
	pointer.

2015-06-05  Russell Whitesides  <russelldub@gmail.com>
	    Steven G. Kargl  <kargl@gcc.gnu.org>

	PR fortran/40958
	PR fortran/60780
	PR fortran/66377
	* module.c (load_equiv): Add check for loading duplicate EQUIVALENCEs
	from different modules.  Eliminate the pruning of unused
	equivalence-objects


2015-06-02  Steven G. Kargl  <kargl@gcc.gnu.org>

	PR fortran/66380
	* simplify.c (gfc_simplify_reshape): Convert assert into returning
	NULL, which triggers an error condition.

2015-05-29  Mikael Morin  <mikael@gcc.gnu.org>

	PR fortran/66257
	* resolve.c (resolve_actual_arglist): Don't throw an error
	if the argument with procedure pointer component is not a variable.

2015-05-22  Jakub Jelinek  <jakub@redhat.com>

	Backported from mainline
	2015-05-19  Jakub Jelinek  <jakub@redhat.com>

	PR middle-end/66199
	* trans-openmp.c (gfc_trans_omp_teams): Set OMP_TEAMS_COMBINED for
	combined constructs.
	(gfc_trans_omp_target): Make sure BIND_EXPR has non-NULL
	BIND_EXPR_BLOCK.

2015-05-19  Jerry DeLisle  <jvdelisle@gcc.gnu.org>

	PR fortran/65903
	* io.c (format_lex): Change to NONSTRING when checking for
	possible doubled quote.
	* scanner.c (gfc_next_char_literal): Revert change from 64506
	and add a check for quotes and return.

2015-05-19  Steven G. Kargl  <kargl@gcc.gnu.org>

	PR fortran/66106
	* interface.c(gfc_match_end_interface): Enforce F2008 C1202 (R1201).
	* match.c(gfc_op2string): Return 'none' for INTRINSIC_NONE.

2015-05-19  Steven G. Kargl  <kargl@gcc.gnu.org>

	PR fortran/66057
	* decl.c(gfc_match_generic):  Detected a malformed GENERIC statement.

2015-05-19  Steven G. Kargl  <kargl@gcc.gnu.org>

	PR fortran/66052
	* decl.c(gfc_match_protected): Prevent dereference of NULL pointer. 

2015-05-19  Steven G. Kargl  <kargl@gcc.gnu.org>

	PR fortran/66045
	* expr.c (gfc_check_assign):  Check for assignment of NULL() instead
	of the (intended) pointer assignment.

2015-05-19  Steven G. Kargl  <kargl@gcc.gnu.org>

	PR fortran/66044
	* decl.c(gfc_match_entry):  Change a gfc_internal_error() into
	a gfc_error() 

2015-05-19  Steven G. Kargl  <kargl@gcc.gnu.org>

	PR fortran/66043
	* check.c (gfc_check_storage_size): Prevent the direct use of NULL()
	in STORAGE_SIZE() reference.

2015-05-19  Steven G. Kargl  <kargl@gcc.gnu.org>

	PR fortran/66040
	* parse.c(verify_st_order): Replace a gfc_internal_error with your
	generic gfc_error.

2015-05-19  Steven G. Kargl  <kargl@gcc.gnu.org>

	PR fortran/66039
	* io.c (match_filepos): Check for incomplete/mangled REWIND, FLUSH,
	BACKSPACE, and ENDFILE statements

2015-05-19  Steven G. Kargl  <kargl@gcc.gnu.org>

	PR fortran/64925
	* symbol.c(check_conflict):  Check for a conflict between a dummy
	argument and an internal procedure name.

2015-05-02  Steven G. Kargl  <kargl@gcc.gnu.org>

	PR fortran/65976
	* invoke.texi:  Remove 'no-' in '-fno-fixed-form'

2015-04-22  Release Manager

	* GCC 5.1.0 released.

2015-04-22  Steven G. Kargl  <kargl@gcc.gnu.org>

	PR fortran/65429
	* decl.c (add_init_expr_to_sym): Set the length type parameter.

2015-04-10  Tobias Burnus  <burnus@net-b.de>

	* trans-stmt.c (gfc_trans_lock_unlock): Implement -fcoarray=lib
	version; reject not-yet-implemented variants.
	* trans-types.c (gfc_get_derived_type): For lock_type with
	-fcoarray=lib, use a void pointer as type.
	* trans.c (gfc_allocate_using_lib, gfc_allocate_allocatable):
	Handle lock_type with -fcoarray=lib.

2015-04-10  Mikael Morin  <mikael@gcc.gnu.org>

	PR fortran/56674
	PR fortran/58813
	PR fortran/59016
	PR fortran/59024
	* symbol.c (save_symbol_data, gfc_save_symbol_data): Rename the
	former to the latter and make it non-static.  Update callers.
	* gfortran.h (gfc_save_symbol_data): New prototype.
	* decl.c (gfc_match_decl_type_spec): Call 'gfc_save_symbol_data'
	before modifying symbols 'sym' and 'dt_sym'.

2013-04-09  Paul Thomas  <pault@gcc.gnu.org>

	PR fortran/56852
	* primary.c (gfc_variable_attr): Avoid ICE on AR_UNKNOWN if any
	of the index variables are untyped and errors are present.

2015-04-07  Andre Vehreschild  <vehre@gmx.de>

	PR fortran/65548
	* trans-stmt.c (gfc_trans_allocate): For intrinsic functions
	use conv_expr_descriptor() instead of conv_expr_reference().

2015-03-30  Jakub Jelinek  <jakub@redhat.com>

	PR fortran/65597
	* trans-openmp.c (gfc_trans_omp_do): For !simple simd with explicit
	linear clause for the iterator set OMP_CLAUSE_LINEAR_NO_COPYIN.
	For implcitly added !simple OMP_CLAUSE_LINEAR set it too.  Use step 1
	instead of the original step on the new iterator - count.

2015-03-25  Mikael Morin  <mikael@gcc.gnu.org>

	PR fortran/64952
	PR fortran/65532
	* gfortran.h (struct gfc_namespace): New field 'types_resolved'.
	* resolve.c (resolve_types): Return early if field 'types_resolved'
	is set.  Set 'types_resolved' at the end.

2015-03-24  Andre Vehreschild  <vehre@gmx.de>

	PR fortran/55901
	* trans-expr.c (gfc_conv_structure): Fixed indendation.
	Using integer_zero_node now instead of explicitly
	constructing a integer constant zero node.
	(gfc_conv_derived_to_class): Add handling of _len component,
	i.e., when the rhs has a string_length then assign that to
	class' _len, else assign 0.
	(gfc_conv_intrinsic_to_class): Likewise.

2015-03-24  Andre Vehreschild  <vehre@gmx.de>

	PR fortran/64787
	PR fortran/57456
	PR fortran/63230
	* class.c (gfc_add_component_ref):  Free no longer needed
	ref-chains to prevent memory loss.
	(find_intrinsic_vtab): For deferred length char arrays or
	unlimited polymorphic objects, store the size in bytes of one
	character in the size component of the vtab.
	* gfortran.h: Added gfc_add_len_component () define.
	* trans-array.c (gfc_trans_create_temp_array): Switched to new
	function name for getting a class' vtab's field.
	(build_class_array_ref): Likewise.
	(gfc_array_init_size): Using the size information from allocate
	more consequently now, i.e., the typespec of the entity to
	allocate is no longer needed.  This is to address the last open
	comment in PR fortran/57456.
	(gfc_array_allocate): Likewise.
	(structure_alloc_comps): gfc_copy_class_to_class () needs to
	know whether the class is unlimited polymorphic.
	* trans-array.h: Changed interface of gfc_array_allocate () to
	reflect the no longer needed typespec.
	* trans-expr.c (gfc_find_and_cut_at_last_class_ref): New.
	(gfc_reset_len): New.
	(gfc_get_class_array_ref): Switch to new function name for
	getting a class' vtab's field.
	(gfc_copy_class_to_class):  Added flag to know whether the class
	to copy is unlimited polymorphic.  Adding _len dependent code
	then, which calls ->vptr->copy () with four arguments adding
	the length information ->vptr->copy(from, to, from_len, to_cap).
	(gfc_conv_procedure_call): Switch to new function name for
	getting a class' vtab's field.
	(alloc_scalar_allocatable_for_assignment): Use the string_length
	as computed by gfc_conv_expr and not the statically backend_decl
	which may be incorrect when ref-ing.
	(gfc_trans_assignment_1): Use the string_length variable and
	not the rse.string_length.  The former has been computed more
	generally.
	* trans-intrinsic.c (gfc_conv_intrinsic_sizeof): Switch to new
	function name for getting a class' vtab's field.
	(gfc_conv_intrinsic_storage_size): Likewise.
	(gfc_conv_intrinsic_transfer): Likewise.
	* trans-stmt.c (gfc_trans_allocate): Restructured to evaluate
	source=expr3 only once before the loop over the objects to
	allocate, when the objects are not arrays. Doing correct _len
	initialization and calling of vptr->copy () fixing PR 64787.
	(gfc_trans_deallocate): Reseting _len to 0, preventing future
	errors.
	* trans.c (gfc_build_array_ref): Switch to new function name
	for getting a class' vtab's field.
	(gfc_add_comp_finalizer_call): Likewise.
	* trans.h: Define the prototypes for the gfc_class_vtab_*_get ()
	and gfc_vptr_*_get () functions.
	Added gfc_find_and_cut_at_last_class_ref () and
	gfc_reset_len () routine prototype.  Added flag to
	gfc_copy_class_to_class () prototype to signal an unlimited
	polymorphic entity to copy.

2015-03-24  Iain Sandoe  <iain@codesourcery.com>
	    Tobias Burnus  <burnus@net-b.de>

	* gfortran.texi (_gfortran_caf_sync_memory): Improve wording.

2015-03-23  Paul Thomas  <pault@gcc.gnu.org>
	    Mikael Morin  <mikael@gcc.gnu.org>

	PR fortran/64952
	* gfortran.h (struct symbol_attribute) : New field
	'array_outer_dependency'.
	* trans.h (struct gfc_ss_info): New field 'array_outer_dependency'.
	* module.c (enum ab_attribute): New value AB_ARRAY_OUTER_DEPENDENCY.
	(attr_bits): Append same value to initializer.
	(mio_symbol_attribute): Handle 'array_outer_dependency' attr
	in module read and write.
	* resolve.c (update_current_proc_outer_array_dependency): New function.
	(resolve_function, resolve_call): Add code to update current procedure's
	'array_outer_dependency' attribute.
	(resolve_variable): Mark current procedure with attribute
	array_outer_dependency if the variable is an array coming from outside
	the current namespace.
	(resolve_fl_procedure): Mark a procedure without body with attribute
	'array_outer_dependency'.
	* trans-array.c (gfc_conv_resolve_dependencies): If any ss is
	marked as 'array_outer_dependency' generate a temporary.
	(gfc_walk_function_expr): If the function may reference external arrays,
	mark the head gfc_ss with flag 'array_outer_dependency'.

2015-03-22 Jerry DeLisle  <jvdelisle@gcc.gnu.org>

	PR libgfortran/59513
	* gfortran.texi (Read/Write after EOF marker): New information.

2015-03-21  H.J. Lu  <hongjiu.lu@intel.com>

	* gfortran.texi (_gfortran_caf_sync_memory): Put @{xxx} in one
	line.

2015-03-21  Tobias Burnus  <burnus@net-b.de>

	* gfortran.texi (_gfortran_caf_sync_all, _gfortran_caf_sync_images,
	_gfortran_caf_sync_memory, _gfortran_caf_error_stop,
	_gfortran_caf_error_stop_str, _gfortran_caf_atomic_define,
	_gfortran_caf_atomic_ref, _gfortran_caf_atomic_cas,
	_gfortran_caf_atomic_op): New sections.

2015-03-21  Tobias Burnus  <burnus@net-b.de>

	* trans-expr.c (gfc_get_tree_for_caf_expr): Reject unimplemented
	coindexed coarray accesses.

2015-03-17  Paul Thomas  <pault@gcc.gnu.org>

	PR fortran/59198
	* trans-types.c (gfc_get_derived_type): If an abstract derived
	type with procedure pointer components has no other type of
	component, return the backend_decl. Otherwise build the
	components if any of the non-procedure pointer components have
	no backend_decl.

2015-03-16  Jerry DeLisle  <jvdelisle@gcc.gnu.org>

	PR fortran/64432
	*trans-intrinisic.c (conv_intrinsic_system_clock): Check the
	smallest kind passed in user arguments and hardcode tesults for
	KIND=1 or KIND=2 to indicate no clock available.

2015-03-16  Andre Vehreschild  <vehre@gmx.de>

	* resolve.c: Prevent segfault on illegal input.

2015-03-14  Mikael Morin  <mikael@gcc.gnu.org>

	PR fortran/61138
	* trans-expr.c (gfc_trans_pointer_assignment): Clear DESCRIPTOR_ONLY
	field before reusing LSE.

2015-03-11  Janne Blomqvist  <jb@gcc.gnu.org>

	PR libfortran/65200
	* gfortran.texi: Document behavior when opening files without
	explicit ACTION= specifier.

2015-03-10  Paul Thomas  <pault@gcc.gnu.org>

	PR fortran/65024
	* trans-expr.c (gfc_conv_component_ref): If the component
	backend declaration is missing and the derived type symbol is
	available in the reference, call gfc_build_derived_type.

2015-03-10  Alessandro Fanfarillo  <fanfarillo.gcc@gmail.com>
	    Tobias Burnus  <burnus@net-b.de>

	* trans.h (caf_sync_memory): New function decl tree.
	* trans-decl.c (gfc_build_builtin_function_decls): Define it.
	(create_main_function): Don't call sync_synchronize and leave
	it to the CAF library.
	* trans-stmt.c (gfc_trans_stop): Ditto.
	(gfc_trans_sync): Ditto; add call library call for sync memory.

2015-03-08  Mikael Morin  <mikael@gcc.gnu.org>

	PR fortran/60898
	* resolve.c (resolve_symbol): Check that the symbol found by
	name lookup really is the current symbol being resolved.

2015-03-02  Tobias Burnus  <burnus@net-b.de>

	* check.c (gfc_check_atomic): Properly check for coarrayness
	and for being coindexed.

2015-02-26  Martin Liska  <mliska@suse.cz>

	* resolve.c: Rename enum 'comparison' to 'compare_result' as
	solution for -Wodr issue.

2015-02-24  Thomas Schwinge  <thomas@codesourcery.com>

	PR libgomp/64625
	* f95-lang.c (DEF_FUNCTION_TYPE_VAR_8, DEF_FUNCTION_TYPE_VAR_12):
	Remove macros.
	(DEF_FUNCTION_TYPE_VAR_7, DEF_FUNCTION_TYPE_VAR_11): New macros.
	* types.def (BT_FN_VOID_INT_PTR_SIZE_PTR_PTR_PTR_INT_INT_VAR)
	(BT_FN_VOID_INT_OMPFN_PTR_SIZE_PTR_PTR_PTR_INT_INT_INT_INT_INT_VAR):
	Remove function types.
	(BT_FN_VOID_INT_SIZE_PTR_PTR_PTR)
	(BT_FN_VOID_INT_SIZE_PTR_PTR_PTR_INT_INT_VAR)
	(BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_INT_INT_INT_INT_INT_VAR):
	New function types.

2015-02-22  Bernd Edlinger  <bernd.edlinger@hotmail.de>

	PR fortran/64980
	PR fortran/61960
	* trans-expr.c (gfc_apply_interface_mapping_to_expr): Remove mapping
	for component references to class objects.
	(gfc_conv_procedure_call): Compare the class by name.

2015-02-13  Jerry DeLisle  <jvdelisle@gcc.gnu.org>

	PR fortran/64506
	* scanner.c (gfc_next_char_literal): For free form source,
	check for '!' and if found, clear the comment and go back
	and get the next character. For fixed form source, skip the
	rest of the line.

2015-02-12  Paul Thomas  <pault@gcc.gnu.org>

	PR fortran/64932
	* trans-stmt.c (gfc_trans_deallocate): If a component array
	expression is not a descriptor type and it is a derived type
	that has allocatable components and is not finalizable, then
	deallocate the allocatable components.

2015-02-08  Mikael Morin  <mikael@gcc.gnu.org>

	PR fortran/63744
	* module.c (check_for_ambiguous): Change argument type
	from gfc_symbol to gfc_symtree.  Check local (symtree) name
	instead of original (symbol) name.
	(read_module): Update caller.

2015-02-06  Paul Thomas  <pault@gcc.gnu.org>

	PR fortran/63205
	* gfortran.h: Add 'must finalize' field to gfc_expr and
	prototypes for gfc_is_alloc_class_scalar_function and for
	gfc_is_alloc_class_array_function.
	* expr.c (gfc_is_alloc_class_scalar_function,
	gfc_is_alloc_class_array_function): New functions.
	* trans-array.c (gfc_add_loop_ss_code): Do not move the
	expression for allocatable class scalar functions outside the
	loop.
	(conv_array_index_offset): Cope with deltas being NULL_TREE.
	(build_class_array_ref): Do not return with allocatable class
	array functions. Add code to pick out the returned class array.
	Dereference if necessary and return if not a class object.
	(gfc_conv_scalarized_array_ref): Cope with offsets being NULL.
	(gfc_walk_function_expr): Return an array ss for the result of
	an allocatable class array function.
	* trans-expr.c (gfc_conv_subref_array_arg): Remove the assert
	that the argument should be a variable. If an allocatable class
	array function, set the offset to zero and skip the write-out
	loop in this case.
	(gfc_conv_procedure_call): Add allocatable class array function
	to the assert. Call gfc_conv_subref_array_arg for allocatable
	class array function arguments with derived type formal arg..
	Add the code for handling allocatable class functions, including
	finalization calls to prevent memory leaks.
	(arrayfunc_assign_needs_temporary): Return if an allocatable
	class array function.
	(gfc_trans_assignment_1): Set must_finalize to rhs expression
	for allocatable class functions. Set scalar_to_array as needed
	for scalar class allocatable functions assigned to an array.
	Nullify the allocatable components corresponding the the lhs
	derived type so that the finalization does not free them.

2015-01-29  Andre Vehreschild  <vehre@gmx.de>
	    Janus Weil  <janus@gcc.gnu.org>

	PR fortran/60289
	Initial patch by Janus Weil
	* resolve.c (resolve_allocate_expr): Add check for comp. only
	when target is not unlimited polymorphic.
	* trans-stmt.c (gfc_trans_allocate): Assign correct value to
	_len component of unlimited polymorphic entities.

2015-02-05  Tobias Burnus  <burnus@net-b.de>

	PR fortran/64943
	* resolve.c (resolve_transfer): Also check structure
	constructors.

2015-02-05  Paul Thomas  <pault@gcc.gnu.org>

	PR fortran/64757
	* resolve.c (resolve_structure_cons): Obtain the rank of class
	components.
	* trans-expr.c (gfc_trans_alloc_subarray_assign): Do the
	assignment to allocatable class array components.
	(alloc_scalar_allocatable_for_subcomponent_assignment): If comp
	is a class component, allocate to the _data field.
	(gfc_trans_subcomponent_assign): If a class component with a
	derived type expression set the _vptr field and for array
	components, call gfc_trans_alloc_subarray_assign. For scalars,
	the assignment is performed here.

2015-02-04  Jakub Jelinek  <jakub@redhat.com>

	* options.c: Include langhooks.h.
	(gfc_post_options): Change lang_hooks.name based on
	selected -std= mode.

2015-02-03  Steven G. Kargl  <kargl@gcc.gnu.org>

	* intrinsic.texi (CO_ASSOCIATED): c_prt_1 should be c_ptr_1.

2015-01-30  Andre Vehreschild  <vehre@gmx.de>

	* trans-decl.c (gfc_get_symbol_decl): Removed duplicate code.
	* trans-expr.c (gfc_conv_intrinsic_to_class): Fixed indentation.
	Fixed datatype of charlen to be a 32-bit int.

2015-02-01  Joseph Myers  <joseph@codesourcery.com>

	* error.c (gfc_warning (const char *, ...), gfc_warning_now (const
	char *, ...)): Remove functions.
	* gfortran.h (gfc_warning (const char *, ...), gfc_warning_now
	(const char *, ...)): Remove declarations.
	* arith.c, check.c, data.c, decl.c, frontend-passes.c,
	interface.c, intrinsic.c, io.c, matchexp.c, module.c, openmp.c,
	options.c, parse.c, primary.c, resolve.c, scanner.c, symbol.c,
	trans-common.c, trans-const.c, trans-stmt.c: All callers of
	gfc_warning and gfc_warning_now changed to pass 0 or option number
	as first argument.

2015-01-30  Joseph Myers  <joseph@codesourcery.com>

	* f95-lang.c, gfortranspec.c, trans-const.c, trans-expr.c: All
	callers of fatal_error changed to pass input_location as first
	argument.

2015-01-28  Tobias Burnus  <burnus@net-b.de>

	* intrinsic.texi (CO_BROADCAST): Correct argument description.

2015-01-27  Tobias Burnus  <burnus@net-b.de>

	PR fortran/63861
	* trans-openmp.c (gfc_has_alloc_comps, gfc_trans_omp_clauses):
	Fix handling for scalar coarrays.
	* trans-types.c (gfc_get_element_type): Add comment.

2015-01-27  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>

	PR fortran/64771
	* interface.c: Remove <algorithm>.
	(check_dummy_characteristics): Use MAX instead of std::max.

2015-01-26  Paul Thomas  <pault@gcc.gnu.org>

	PR fortran/62044
	* resolve.c (resolve_allocate_expr): If the default initializer
	is NULL, keep the original MOLD expression so that the correct
	typespec is available.

2015-01-26  Tobias Burnus  <burnus@net-b.de>

	PR fortran/64771
	* interface.c (check_dummy_characteristics): Fix coarray handling.

2015-01-26  Tobias Burnus  <burnus@net-b.de>

	* io.c (gfc_match_inquire): Replace "-1" by a defined constant.

2015-01-26  Janus Weil  <janus@gcc.gnu.org>

	PR fortran/64230
	* class.c (finalize_component): New argument 'sub_ns'. Insert code to
	check if 'expr' is associated.
	(generate_finalization_wrapper): Rename 'ptr' symbols to 'ptr1' and
	'ptr2'. Pass 'sub_ns' to finalize_component.

2015-01-25  Mikael Morin  <mikael@gcc.gnu.org>

	PR fortran/62044
	* decl.c (gfc_match_derived_decl): Don't insert a new symtree element.
	* module.c (MOD_VERSION): Bump.
	(write_module): Don't write list of extensions.
	(read_module): Don't jump over list of extensions;
	don't load list of extensions.
	(load_derived_extensions, write_dt_extensions,
	 write_derived_extensions): Remove.

2015-01-24  Tobias Burnus  <burnus@net-b.de>

	* parse.c (gfc_parse_file): Fix two-location gfc_error call.

2015-01-23  Martin Liska  <mliska@suse.cz>

	* decl.c (attr_decl1): Workaround -Wmaybe-uninitialized
	false positive during profiledbootstrap by initializing them.
	* matchexp.c (match_mult_operand): Likewise.
	* module.c (write_atom): Likewise.
	(read_module): Likewise.

2015-01-23  Tom de Vries  <tom@codesourcery.com>

	PR libgomp/64672
	* lang.opt (fopenacc): Mark as LTO option.

2015-01-23  Tom de Vries  <tom@codesourcery.com>

	PR libgomp/64707
	* lang.opt (fopenmp): Mark as LTO option.

2015-01-23  Andre Vehreschild  <vehre@gmx.de>

	* trans-decl.c (gfc_finish_var_decl): Fixed moved comment.
	* trans-stmt.c (gfc_trans_allocate): Fixed indentation.

2015-01-23  Jakub Jelinek  <jakub@redhat.com>

	* gfc-diagnostic.def (DK_ICE_NOBT): New kind.

2015-01-23  Janus Weil  <janus@gcc.gnu.org>

	PR fortran/60922
	* class.c (finalize_component): Apply the check for 'fini_coarray' only
	to coarray components.

2015-01-23  Tobias Burnus  <burnus@net-b.de>

	PR fortran/64726
	* trans-openmp.c (gfc_trans_oacc_combined_directive): Fix
	loop generation.

2015-01-22  Jerry DeLisle  <jvdelisle@gcc.gnu.org>

	PR fortran/61933
	* libgfortran.h:
	* trans-io.c (set_parameter_value): Delete use of has_iostat.
	Redefine to not generate any runtime error check calls.
	(set_parameter_value_chk): Rename of the former
	set_parameter_value with the runtime error checks and fix
	whitespace. (set_parameter_value_inquire): New function that
	builds a runtime conditional block to set the INQUIRE
	common parameter block unit number to -2 when unit numbers
	exceed positive KIND=4 limits. (gfc_trans_open): Whitespace.
	For unit, use the renamed set_parameter_value_chk.
	(gfc_trans_close): Likewise use renamed function.
	(build_filepos): Whitespace and use renamed function.
	(gfc_trans_inquire): Whitespace and for unit use
	set_parameter_value and set_parameter_value_inquire.
	(gfc_trans_wait): Remove p->iostat from call to
	set_parameter_value. Use new set_parameter_value_chk for unit.
	(build_dt): Use the new set_parameter_value without p->iostat
	and fix whitespace. Use set_parameter_value_chk for unit.

2015-01-21  Thomas Koenig  <tkoenig@netcologne.de>

	PR fortran/57023
	* dependency.c (callback_dummy_intent_not_int):  New function.
	(dummy_intent_not_in):  New function.
	(gfc_full_array_ref_p):  Use dummy_intent_not_in.

2015-01-18  Andre Vehreschild  <vehre@gmx.de>
	    Janus Weil <janus@gcc.gnu.org>

	PR fortran/60255
	* class.c (gfc_get_len_component): New.
	(gfc_build_class_symbol): Add _len component to unlimited
	polymorphic entities.
	(find_intrinsic_vtab): Removed emitting of error message.
	* gfortran.h: Added prototype for gfc_get_len_component.
	* simplify.c (gfc_simplify_len): Use _len component where
	available.
	* trans-expr.c (gfc_class_len_get): New.
	(gfc_conv_intrinsic_to_class): Add handling for deferred
	character arrays.
	(gfc_conv_structure): Treat _len component correctly.
	(gfc_conv_expr): Prevent bind_c handling when not required.
	(gfc_trans_pointer_assignment): Propagate _len component.
	* trans-stmt.c (class_has_len_component): New.
	(trans_associate_var): _len component treatment for associate
	context.
	(gfc_trans_allocate): Same as for trans_associate_var()
	* trans.h: Added prototype for gfc_class_len_get.

2015-01-18  Paul Thomas  <pault@gcc.gnu.org>

	PR fortran/57959
	* trans-expr.c (gfc_trans_subcomponent_assign): Use a deep copy
	for allocatable components, where the source is a variable.

2015-01-18  Paul Thomas  <pault@gcc.gnu.org>

	PR fortran/55901
	* primary.c (gfc_match_varspec): Exclude dangling associate-
	names with dimension 0 from being counted as arrays.
	* resolve.c (resolve_assoc_var): Sub-strings are permissible
	for associate-names, so exclude characters from the test for
	misuse as arrays.
	* trans-decl.c (gfc_get_symbol_decl): Associate-names can use
	the hidden string length variable of their associated target.
	Signal this by setting 'length' to a constant, if the decl for
	the string length is a variable.

2015-01-17  Paul Thomas  <pault@gcc.gnu.org>

	PR fortran/64578
	* trans-expr.c (gfc_trans_pointer_assignment): Make sure that
	before reinitializing rse, to add the rse.pre to block before
	creating 'ptrtemp'.
	* trans-intrinsic.c (gfc_conv_associated): Deal with the class
	data being a descriptor.

2015-01-17  Andre Vehreschild  <vehre@gmx.de>

	PR fortran/60357
	* primary.c (build_actual_constructor): Prevent warning.
	* trans-expr.c (alloc_scalar_allocatable_for_subcomponent_
	assignment): New function encapsulates treatment of allocatable
	components.
	(gfc_trans_subcomponent_assign): Needed to distinguish between
	regular assignment and initilization.
	(gfc_trans_structure_assign): Same.
	(gfc_conv_structure): Same.

	PR fortran/61275
	* gfortran.h: deferred_parameter is not needed, because
	it artificial does the trick completely.
	* primary.c (build_actual_constructor): Same.
	(gfc_convert_to_structure_constructor): Same.
	* resolve.c (resolve_fl_derived0): Same.
	* trans-expr.c (gfc_conv_component_ref): Prevent treating
	allocatable deferred length char arrays here.
	(gfc_trans_subcomponent_assign): Same as above.
	* trans-types.c (gfc_sym_type): This is done in
	gfc_get_derived_type already.

2015-01-17  Andre Vehreschild  <vehre@gmx.de>

	PR fortran/60334
	* trans-decl.c (gfc_get_symbol_decl):Use a ref on the string
	length when the symbol is declared to be a result.
	* trans-expr.c (gfc_conv_procedure_call): Strip deref on the
	string length when functions are nested and the string length
	is a reference already.

2015-01-16  Janus Weil  <janus@gcc.gnu.org>

	PR fortran/45290
	* decl.c (match_pointer_init): Error out if resolution of init expr
	failed.

2015-01-15  Tobias Burnus  <burnus@net-b.de>

	* openmp.c (check_symbol_not_pointer, resolve_oacc_data_clauses,
	resolve_oacc_deviceptr_clause, resolve_omp_clauses,
	gfc_resolve_oacc_declare): Replace '%s' by %qs.

2015-01-15  Thomas Schwinge  <thomas@codesourcery.com>
	    Cesar Philippidis  <cesar@codesourcery.com>
	    James Norris  <jnorris@codesourcery.com>
	    Ilmir Usmanov  <i.usmanov@samsung.com>
	    Tobias Burnus  <burnus@net-b.de>

	* lang.opt (fopenacc): New option.
	* cpp.c (cpp_define_builtins): Conditionally define _OPENACC.
	* dump-parse-tree.c (show_omp_node): Split part of it into...
	(show_omp_clauses): ... this new function.
	(show_omp_node, show_code_node): Handle EXEC_OACC_PARALLEL_LOOP,
	EXEC_OACC_PARALLEL, EXEC_OACC_KERNELS_LOOP, EXEC_OACC_KERNELS,
	EXEC_OACC_DATA, EXEC_OACC_HOST_DATA, EXEC_OACC_LOOP,
	EXEC_OACC_UPDATE, EXEC_OACC_WAIT, EXEC_OACC_CACHE,
	EXEC_OACC_ENTER_DATA, EXEC_OACC_EXIT_DATA.
	(show_namespace): Update for OpenACC.
	* f95-lang.c (DEF_FUNCTION_TYPE_VAR_2, DEF_FUNCTION_TYPE_VAR_8)
	(DEF_FUNCTION_TYPE_VAR_12, DEF_GOACC_BUILTIN)
	(DEF_GOACC_BUILTIN_COMPILER): New macros.
	* types.def (BT_FN_VOID_INT_INT_VAR)
	(BT_FN_VOID_INT_PTR_SIZE_PTR_PTR_PTR_INT_INT_VAR)
	(BT_FN_VOID_INT_OMPFN_PTR_SIZE_PTR_PTR_PTR_INT_INT_INT_INT_INT_VAR):
	New function types.
	* gfortran.h (gfc_statement): Add ST_OACC_PARALLEL_LOOP,
	ST_OACC_END_PARALLEL_LOOP, ST_OACC_PARALLEL, ST_OACC_END_PARALLEL,
	ST_OACC_KERNELS, ST_OACC_END_KERNELS, ST_OACC_DATA,
	ST_OACC_END_DATA, ST_OACC_HOST_DATA, ST_OACC_END_HOST_DATA,
	ST_OACC_LOOP, ST_OACC_END_LOOP, ST_OACC_DECLARE, ST_OACC_UPDATE,
	ST_OACC_WAIT, ST_OACC_CACHE, ST_OACC_KERNELS_LOOP,
	ST_OACC_END_KERNELS_LOOP, ST_OACC_ENTER_DATA, ST_OACC_EXIT_DATA,
	ST_OACC_ROUTINE.
	(struct gfc_expr_list): New data type.
	(gfc_get_expr_list): New macro.
	(gfc_omp_map_op): Add OMP_MAP_FORCE_ALLOC, OMP_MAP_FORCE_DEALLOC,
	OMP_MAP_FORCE_TO, OMP_MAP_FORCE_FROM, OMP_MAP_FORCE_TOFROM,
	OMP_MAP_FORCE_PRESENT, OMP_MAP_FORCE_DEVICEPTR.
	(OMP_LIST_FIRST, OMP_LIST_DEVICE_RESIDENT, OMP_LIST_USE_DEVICE)
	(OMP_LIST_CACHE): New enumerators.
	(struct gfc_omp_clauses): Add async_expr, gang_expr, worker_expr,
	vector_expr, num_gangs_expr, num_workers_expr, vector_length_expr,
	wait_list, tile_list, async, gang, worker, vector, seq,
	independent, wait, par_auto, gang_static, and loc members.
	(struct gfc_namespace): Add oacc_declare_clauses member.
	(gfc_exec_op): Add EXEC_OACC_KERNELS_LOOP,
	EXEC_OACC_PARALLEL_LOOP, EXEC_OACC_PARALLEL, EXEC_OACC_KERNELS,
	EXEC_OACC_DATA, EXEC_OACC_HOST_DATA, EXEC_OACC_LOOP,
	EXEC_OACC_UPDATE, EXEC_OACC_WAIT, EXEC_OACC_CACHE,
	EXEC_OACC_ENTER_DATA, EXEC_OACC_EXIT_DATA.
	(gfc_free_expr_list, gfc_resolve_oacc_directive)
	(gfc_resolve_oacc_declare, gfc_resolve_oacc_parallel_loop_blocks)
	(gfc_resolve_oacc_blocks): New prototypes.
	* match.c (match_exit_cycle): Handle EXEC_OACC_LOOP and
	EXEC_OACC_PARALLEL_LOOP.
	* match.h (gfc_match_oacc_cache, gfc_match_oacc_wait)
	(gfc_match_oacc_update, gfc_match_oacc_declare)
	(gfc_match_oacc_loop, gfc_match_oacc_host_data)
	(gfc_match_oacc_data, gfc_match_oacc_kernels)
	(gfc_match_oacc_kernels_loop, gfc_match_oacc_parallel)
	(gfc_match_oacc_parallel_loop, gfc_match_oacc_enter_data)
	(gfc_match_oacc_exit_data, gfc_match_oacc_routine): New
	prototypes.
	* openmp.c: Include "diagnostic.h" and "gomp-constants.h".
	(gfc_free_omp_clauses): Update for members added to struct
	gfc_omp_clauses.
	(gfc_match_omp_clauses): Change mask paramter to uint64_t.  Add
	openacc parameter.
	(resolve_omp_clauses): Add openacc parameter.  Update for OpenACC.
	(struct fortran_omp_context): Add is_openmp member.
	(gfc_resolve_omp_parallel_blocks): Initialize it.
	(gfc_resolve_do_iterator): Update for OpenACC.
	(gfc_resolve_omp_directive): Call
	resolve_omp_directive_inside_oacc_region.
	(OMP_CLAUSE_PRIVATE, OMP_CLAUSE_FIRSTPRIVATE)
	(OMP_CLAUSE_LASTPRIVATE, OMP_CLAUSE_COPYPRIVATE)
	(OMP_CLAUSE_SHARED, OMP_CLAUSE_COPYIN, OMP_CLAUSE_REDUCTION)
	(OMP_CLAUSE_IF, OMP_CLAUSE_NUM_THREADS, OMP_CLAUSE_SCHEDULE)
	(OMP_CLAUSE_DEFAULT, OMP_CLAUSE_ORDERED, OMP_CLAUSE_COLLAPSE)
	(OMP_CLAUSE_UNTIED, OMP_CLAUSE_FINAL, OMP_CLAUSE_MERGEABLE)
	(OMP_CLAUSE_ALIGNED, OMP_CLAUSE_DEPEND, OMP_CLAUSE_INBRANCH)
	(OMP_CLAUSE_LINEAR, OMP_CLAUSE_NOTINBRANCH, OMP_CLAUSE_PROC_BIND)
	(OMP_CLAUSE_SAFELEN, OMP_CLAUSE_SIMDLEN, OMP_CLAUSE_UNIFORM)
	(OMP_CLAUSE_DEVICE, OMP_CLAUSE_MAP, OMP_CLAUSE_TO)
	(OMP_CLAUSE_FROM, OMP_CLAUSE_NUM_TEAMS, OMP_CLAUSE_THREAD_LIMIT)
	(OMP_CLAUSE_DIST_SCHEDULE): Use uint64_t.
	(OMP_CLAUSE_ASYNC, OMP_CLAUSE_NUM_GANGS, OMP_CLAUSE_NUM_WORKERS)
	(OMP_CLAUSE_VECTOR_LENGTH, OMP_CLAUSE_COPY, OMP_CLAUSE_COPYOUT)
	(OMP_CLAUSE_CREATE, OMP_CLAUSE_PRESENT)
	(OMP_CLAUSE_PRESENT_OR_COPY, OMP_CLAUSE_PRESENT_OR_COPYIN)
	(OMP_CLAUSE_PRESENT_OR_COPYOUT, OMP_CLAUSE_PRESENT_OR_CREATE)
	(OMP_CLAUSE_DEVICEPTR, OMP_CLAUSE_GANG, OMP_CLAUSE_WORKER)
	(OMP_CLAUSE_VECTOR, OMP_CLAUSE_SEQ, OMP_CLAUSE_INDEPENDENT)
	(OMP_CLAUSE_USE_DEVICE, OMP_CLAUSE_DEVICE_RESIDENT)
	(OMP_CLAUSE_HOST_SELF, OMP_CLAUSE_OACC_DEVICE, OMP_CLAUSE_WAIT)
	(OMP_CLAUSE_DELETE, OMP_CLAUSE_AUTO, OMP_CLAUSE_TILE): New macros.
	(gfc_match_omp_clauses): Handle those.
	(OACC_PARALLEL_CLAUSES, OACC_KERNELS_CLAUSES, OACC_DATA_CLAUSES)
	(OACC_LOOP_CLAUSES, OACC_PARALLEL_LOOP_CLAUSES)
	(OACC_KERNELS_LOOP_CLAUSES, OACC_HOST_DATA_CLAUSES)
	(OACC_DECLARE_CLAUSES, OACC_UPDATE_CLAUSES)
	(OACC_ENTER_DATA_CLAUSES, OACC_EXIT_DATA_CLAUSES)
	(OACC_WAIT_CLAUSES): New macros.
	(gfc_free_expr_list, match_oacc_expr_list, match_oacc_clause_gang)
	(gfc_match_omp_map_clause, gfc_match_oacc_parallel_loop)
	(gfc_match_oacc_parallel, gfc_match_oacc_kernels_loop)
	(gfc_match_oacc_kernels, gfc_match_oacc_data)
	(gfc_match_oacc_host_data, gfc_match_oacc_loop)
	(gfc_match_oacc_declare, gfc_match_oacc_update)
	(gfc_match_oacc_enter_data, gfc_match_oacc_exit_data)
	(gfc_match_oacc_wait, gfc_match_oacc_cache)
	(gfc_match_oacc_routine, oacc_is_loop)
	(resolve_oacc_scalar_int_expr, resolve_oacc_positive_int_expr)
	(check_symbol_not_pointer, check_array_not_assumed)
	(resolve_oacc_data_clauses, resolve_oacc_deviceptr_clause)
	(oacc_compatible_clauses, oacc_is_parallel, oacc_is_kernels)
	(omp_code_to_statement, oacc_code_to_statement)
	(resolve_oacc_directive_inside_omp_region)
	(resolve_omp_directive_inside_oacc_region)
	(resolve_oacc_nested_loops, resolve_oacc_params_in_parallel)
	(resolve_oacc_loop_blocks, gfc_resolve_oacc_blocks)
	(resolve_oacc_loop, resolve_oacc_cache, gfc_resolve_oacc_declare)
	(gfc_resolve_oacc_directive): New functions.
	* parse.c (next_free): Update for OpenACC.  Move some code into...
	(verify_token_free): ... this new function.
	(next_fixed): Update for OpenACC.  Move some code into...
	(verify_token_fixed): ... this new function.
	(case_executable): Add ST_OACC_UPDATE, ST_OACC_WAIT,
	ST_OACC_CACHE, ST_OACC_ENTER_DATA, and ST_OACC_EXIT_DATA.
	(case_exec_markers): Add ST_OACC_PARALLEL_LOOP, ST_OACC_PARALLEL,
	ST_OACC_KERNELS, ST_OACC_DATA, ST_OACC_HOST_DATA, ST_OACC_LOOP,
	ST_OACC_KERNELS_LOOP.
	(case_decl): Add ST_OACC_ROUTINE.
	(push_state, parse_critical_block, parse_progunit): Update for
	OpenACC.
	(gfc_ascii_statement): Handle ST_OACC_PARALLEL_LOOP,
	ST_OACC_END_PARALLEL_LOOP, ST_OACC_PARALLEL, ST_OACC_END_PARALLEL,
	ST_OACC_KERNELS, ST_OACC_END_KERNELS, ST_OACC_KERNELS_LOOP,
	ST_OACC_END_KERNELS_LOOP, ST_OACC_DATA, ST_OACC_END_DATA,
	ST_OACC_HOST_DATA, ST_OACC_END_HOST_DATA, ST_OACC_LOOP,
	ST_OACC_END_LOOP, ST_OACC_DECLARE, ST_OACC_UPDATE, ST_OACC_WAIT,
	ST_OACC_CACHE, ST_OACC_ENTER_DATA, ST_OACC_EXIT_DATA,
	ST_OACC_ROUTINE.
	(verify_st_order, parse_spec): Handle ST_OACC_DECLARE.
	(parse_executable): Handle ST_OACC_PARALLEL_LOOP,
	ST_OACC_KERNELS_LOOP, ST_OACC_LOOP, ST_OACC_PARALLEL,
	ST_OACC_KERNELS, ST_OACC_DATA, ST_OACC_HOST_DATA.
	(decode_oacc_directive, parse_oacc_structured_block)
	(parse_oacc_loop, is_oacc): New functions.
	* parse.h (struct gfc_state_data): Add oacc_declare_clauses
	member.
	(is_oacc): New prototype.
	* resolve.c (gfc_resolve_blocks, gfc_resolve_code): Handle
	EXEC_OACC_PARALLEL_LOOP, EXEC_OACC_PARALLEL,
	EXEC_OACC_KERNELS_LOOP, EXEC_OACC_KERNELS, EXEC_OACC_DATA,
	EXEC_OACC_HOST_DATA, EXEC_OACC_LOOP, EXEC_OACC_UPDATE,
	EXEC_OACC_WAIT, EXEC_OACC_CACHE, EXEC_OACC_ENTER_DATA,
	EXEC_OACC_EXIT_DATA.
	(resolve_codes): Call gfc_resolve_oacc_declare.
	* scanner.c (openacc_flag, openacc_locus): New variables.
	(skip_free_comments): Update for OpenACC.  Move some code into...
	(skip_omp_attribute): ... this new function.
	(skip_oacc_attribute): New function.
	(skip_fixed_comments, gfc_next_char_literal): Update for OpenACC.
	* st.c (gfc_free_statement): Handle EXEC_OACC_PARALLEL_LOOP,
	EXEC_OACC_PARALLEL, EXEC_OACC_KERNELS_LOOP, EXEC_OACC_KERNELS,
	EXEC_OACC_DATA, EXEC_OACC_HOST_DATA, EXEC_OACC_LOOP,
	EXEC_OACC_UPDATE, EXEC_OACC_WAIT, EXEC_OACC_CACHE,
	EXEC_OACC_ENTER_DATA, EXEC_OACC_EXIT_DATA.
	* trans-decl.c (gfc_generate_function_code): Update for OpenACC.
	* trans-openmp.c: Include "gomp-constants.h".
	(gfc_omp_finish_clause, gfc_trans_omp_clauses): Use GOMP_MAP_*
	instead of OMP_CLAUSE_MAP_*.  Use OMP_CLAUSE_SET_MAP_KIND.
	(gfc_trans_omp_clauses): Handle OMP_LIST_USE_DEVICE,
	OMP_LIST_DEVICE_RESIDENT, OMP_LIST_CACHE, and OMP_MAP_FORCE_ALLOC,
	OMP_MAP_FORCE_DEALLOC, OMP_MAP_FORCE_TO, OMP_MAP_FORCE_FROM,
	OMP_MAP_FORCE_TOFROM, OMP_MAP_FORCE_PRESENT,
	OMP_MAP_FORCE_DEVICEPTR, and gfc_omp_clauses' async, seq,
	independent, wait_list, num_gangs_expr, num_workers_expr,
	vector_length_expr, vector, vector_expr, worker, worker_expr,
	gang, gang_expr members.
	(gfc_trans_omp_do): Handle EXEC_OACC_LOOP.
	(gfc_convert_expr_to_tree, gfc_trans_oacc_construct)
	(gfc_trans_oacc_executable_directive)
	(gfc_trans_oacc_wait_directive, gfc_trans_oacc_combined_directive)
	(gfc_trans_oacc_declare, gfc_trans_oacc_directive): New functions.
	* trans-stmt.c (gfc_trans_block_construct): Update for OpenACC.
	* trans-stmt.h (gfc_trans_oacc_directive, gfc_trans_oacc_declare):
	New prototypes.
	* trans.c (tranc_code): Handle EXEC_OACC_CACHE, EXEC_OACC_WAIT,
	EXEC_OACC_UPDATE, EXEC_OACC_LOOP, EXEC_OACC_HOST_DATA,
	EXEC_OACC_DATA, EXEC_OACC_KERNELS, EXEC_OACC_KERNELS_LOOP,
	EXEC_OACC_PARALLEL, EXEC_OACC_PARALLEL_LOOP, EXEC_OACC_ENTER_DATA,
	EXEC_OACC_EXIT_DATA.
	* gfortran.texi: Update for OpenACC.
	* intrinsic.texi: Likewise.
	* invoke.texi: Likewise.

2015-01-15  Janus Weil  <janus@gcc.gnu.org>

	PR fortran/58023
	* resolve.c (resolve_fl_derived0): Continue resolving next component
	after error.

2015-01-14  Jerry DeLisle  <jvdelisle@gcc.gnu.org>

	PR fortran/61933
	* io.c (gfc_match_inquire): Generate error if unit number in
	inquire statement is a constant -1.  All other values allowed.
	* trans-io.c (gfc_trans_inquire): Delete dummy iostat variable.
	(create_dummy_iostat): Delete function no longer used.

2015-01-13  Jakub Jelinek  <jakub@redhat.com>

	PR fortran/64528
	* trans-decl.c (create_function_arglist): Don't set TREE_READONLY
	on dummy args with VALUE attribute.

2015-01-11  Janus Weil  <janus@gcc.gnu.org>

	PR fortran/63733
	* interface.c (gfc_extend_expr): Look for type-bound operators before
	non-typebound ones.

2015-01-11  Janus Weil  <janus@gcc.gnu.org>

	PR fortran/58023
	* resolve.c (resolve_fl_derived0): Set error flag if problems with the
	interface of a procedure-pointer component were detected.

2015-01-11  Janus Weil  <janus@gcc.gnu.org>

	PR fortran/64508
	* interface.c (compare_parameter): Interface check for
	procedure-pointer component as actual argument.

2015-01-10  Thomas Schwinge  <thomas@codesourcery.com>

	* gfortran.texi: Update for libgomp being renamed from "GNU OpenMP
	Runtime Library" to "GNU Offloading and Multi Processing Runtime
	Library".
	* intrinsic.texi: Likewise.

2015-01-10  Tobias Burnus  <burnus@net-b.de>

	PR fortran/64522
	* invoke.texi (Wline-truncation): Document new behaviour.
	* lang.opt (Wline-truncation): Add Init(-1).
	* options.c (gfc_post_options): If -Wline-truncation is unset,
	enable it for free-form source files; for the latter, also use
	-Werror=line-truncation, unless -Wno-error has been specified.

