path: root/gcc/fortran/ChangeLog-2015

2015-12-29  Andre Vehreschild  <vehre@gcc.gnu.org>

	PR fortran/69011
	* trans-stmt.c (gfc_trans_allocate): Unwrap a NOP_EXPR to make sure
	the actual type of the source=-expr is used when it is of class type.
	Furthermore prevent an ICE.

2015-12-18  Paul Thomas  <pault@gcc.gnu.org>

	PR fortran/68196
	*expr.c (gfc_has_default_initializer): Prevent infinite recursion
	through this function for procedure pointer components.
	* trans-array.c (structure_alloc_comps): Ditto twice.

2015-12-15  Alessandro Fanfarillo  <fanfarillo.gcc@gmail.com>

	* resolve.c (resolve_critical): Committing symbols of
	lock variables.

2014-12-14  Tobias Burnus  <burnus@net-b.de>

	PR fortran/68850
	* gfortran.texi (Standards): Mention TS 18508.
	(Fortran 2003 and 2008 Status): Add section on TS 18508 status.
	* intrinsic.texi (EVENT_QUERY): Add.

2014-12-12  Tobias Burnus  <burnus@net-b.de>

	PR fortran/45859
	* expr.c (gfc_is_simply_contiguous): Optionally permit array elements.
	(gfc_check_pointer_assign): Update call.
	* interface.c (compare_parameter): Ditto.
	* trans-array.c (gfc_conv_array_parameter): Ditto.
	* trans-intrinsic.c (gfc_conv_intrinsic_transfer,
	conv_isocbinding_function): Ditto.
	* gfortran.h (gfc_is_simply_contiguous): Update prototype.

2014-12-12  Tobias Burnus  <burnus@net-b.de>

	PR fortran/68815
	* check.c (gfc_check_reshape): Replace %<%d%> by %qd.
	* matchexp.c (gfc_match_defined_op_name): Use %qc.
	* symbol.c (gfc_add_new_implicit_range,
	gfc_merge_new_implicit): Ditto.

2015-12-10  David Malcolm  <dmalcolm@redhat.com>

	* io.c (gfc_match_open): Fix indentation.

2015-12-09  Tobias Burnus  <burnus@net-b.de>
	    Alessandro Fanfarillo <fanfarillo.gcc@gmail.com>

	* trans.c (gfc_allocate_using_lib,gfc_deallocate_with_status):
	Introducing __asm__ __volatile__ ("":::"memory")
	after image control statements.
	* trans-stmt.c 	(gfc_trans_sync, gfc_trans_event_post_wait,
	gfc_trans_lock_unlock, gfc_trans_critical): Ditto.
	* trans-intrinsic.c (gfc_conv_intrinsic_caf_get,
	conv_caf_send): Introducing __asm__ __volatile__ ("":::"memory")
	after send, before get and around sendget.

2015-12-09  Tobias Burnus  <burnus@net-b.de>

	PR fortran/68815
	* decl.c (gfc_verify_c_interop_param, variable_decl): Use
	%< ... %> for quoting in diagnostics.
	* io.c (check_format): Ditto.
	* resolve.c (resolve_operator): Ditto.
	* symbol.c (check_conflict): Ditto.
	* trans-common.c (translate_common): Ditto.

2015-12-07  David Malcolm  <dmalcolm@redhat.com>

	* error.c (gfc_format_decoder): Update for change of
	text_info::set_range to text_info::set_location.

2015-12-05  Paul Thomas  <pault@gcc.gnu.org>

	PR fortran/68676
	* decl.c (gfc_match_formal_arglist): Correct error, where 'sym'
	was used instead of 'progname'.

2015-12-02  Tobias Burnus  <burnus@net-b.de>
	    Alessandro Fanfarillo <fanfarillo.gcc@gmail.com>

	* check.c (gfc_check_event_query): New function.
	* dump-parse-tree.c (show_code_node): Handle EXEC_EVENT_POST,
	EXEC_EVENT_WAIT.
	* expr.c (gfc_check_vardef_context): New check for event variables
	definition.
	* gfortran.h (gfc_statement): Add ST_EVENT_POST, ST_EVENT_WAIT.
	(gfc_isym_id): GFC_ISYM_EVENT_QUERY.
	(struct symbol_attribute): New field.
	(gfc_exec_op): Add EXEC_EVENT_POST and EXEC_EVENT_WAIT.
	* gfortran.texi: Document about new events functions and minor
	changes.
	* interface.c (compare_parameter): New check.
	(gfc_procedure_use): New check for explicit procedure interface.
	(add_subroutines): Add event_query.
	* intrinsic.h (gfc_check_event_query,gfc_resolve_event_query):
	New prototypes.
	* iresolve.c (gfc_resolve_event_query): New function.
	* iso-fortran-env.def (event_type): New type.
	* match.c (event_statement,gfc_match_event_post,gfc_match_event_wait):
	New functions.
	(gfc_match_name): New event post and event wait.
	* match.h (gfc_match_event_post,gfc_match_event_wait):
	New prototypes.
	* module.c (ab_attribute): Add AB_EVENT_COMP.
	(attr_bits): Likewise.
	(mio_symbol_attribute): Handle event_comp attribute.
	* parse.c (decode_statement): Add ST_EVENT_POST, ST_EVENT_WAIT.
	(next_statement): Add ST_EVENT_POST, ST_EVENT_WAIT.
	(gfc_ascii_statement): Add ST_EVENT_POST, ST_EVENT_WAIT.
	(parse_derived): Check for event_type components.
	* resolve.c (resolve_allocate_expr): Check for event variable def.
	(resolve_lock_unlock): Renamed to resolve_lock_unlock_event. It
	includes logic for locks and events.
	(gfc_resolve_code): Call it.
	(gfc_resolve_symbol): New check for event variable to be a corray.
	* st.c (gfc_free_statement): Handle new EXEC_EVENT_POST and
	EXEC_EVENT_WAIT.
	* trans-decl.c (gfor_fndecl_caf_event_post,gfor_fndecl_caf_event_wait,
	gfor_fndecl_caf_event_query): New global variables.
	(generate_coarray_sym_init): Checking for event_type.
	(gfc_conv_procedure_call): Check for C bind attribute.
	* trans-intrinsic.c (conv_intrinsic_event_query): New function.
	(conv_intrinsic_move_alloc): Call it.
	* trans-stmt.c (gfc_trans_lock_unlock): Passing address
	of actual argument.
	(gfc_trans_sync): Likewise.
	(gfc_trans_event_post_wait): New function.
	* trans-stmt.h (gfc_trans_event_post_wait): New prototype.
	* trans-types.c (gfc_get_derived_type): Integer_kind as event_type.
	* trans.c (gfc_allocate_using_lib): New argument and logic for events.
	(gfc_allocate_allocatable): Passing new argument.
	(trans_code): Handle EXEC_EVENT_POST, EXEC_EVENT_WAIT.
	* trans.h (gfc_coarray_type): New elements.
	(gfor_fndecl_caf_event_post,gfor_fndecl_caf_event_wait,
	gfor_fndecl_caf_event_query): Declare them.

2015-12-02  Cesar Philippidis  <cesar@codesourcery.com>

	PR fortran/63861
	* openmp.c (gfc_match_omp_clauses): Allow subarrays for acc reductions.
	(resolve_omp_clauses): Error on any acc reductions on arrays.

2015-12-01  Cesar Philippidis  <cesar@codesourcery.com>

	* dump-parse-tree.c (show_omp_clauses): Handle optional num and static
	arguments for the gang clause.
	* gfortran.h (gfc_omp_clauses): Rename gang_expr as gang_num_expr.
	Add gang_static_expr.
	* openmp.c (gfc_free_omp_clauses): Update to free gang_num_expr and
	gang_static_expr.
	(match_oacc_clause_gang): Update to support both num and static in
	the same clause.
	(resolve_omp_clauses): Formatting.  Also handle gang_num_expr and
	gang_static_expr.
	(resolve_oacc_params_in_parallel): New const char arg argument.
	Use it to report more accurate gang, worker and vector clause errors.
	(resolve_oacc_loop_blocks): Update calls to
	resolve_oacc_params_in_parallel.
	* trans-openmp.c (gfc_trans_omp_clauses): Update the gimplification of
	the gang clause.
	(gfc_trans_oacc_combined_directive): Make use of gang_num_expr and
	gang_static_expr.  Remove OMP_LIST_REDUCTION from construct_clauses.

2015-11-30  Cesar Philippidis  <cesar@codesourcery.com>
	    James Norris  <jnorris@codesourcery.com>
	    Nathan Sidwell  <nathan@codesourcery.com>

	* f95-lang.c (gfc_attribute_table): Add an "oacc function"
	attribute.
	* gfortran.h (symbol_attribute): Add an oacc_function bit-field.
	(gfc_oacc_routine_name): New struct;
	(gfc_get_oacc_routine_name): New macro.
	(gfc_namespace): Add oacc_routine_clauses, oacc_routine_names and
	oacc_routine fields.
	(gfc_exec_op): Add EXEC_OACC_ROUTINE.
	* openmp.c (OACC_ROUTINE_CLAUSES): New mask.
	(gfc_oacc_routine_dims): New function.
	(gfc_match_oacc_routine): Add support for named routines and the
	gang, worker vector and seq clauses.
	* parse.c (is_oacc): Add EXEC_OACC_ROUTINE.
	* resolve.c (gfc_resolve_blocks): Likewise.
	* st.c (gfc_free_statement): Likewise.
	* trans-decl.c (add_attributes_to_decl): Attach an 'oacc function'
	attribute and shape geometry for acc routine.

2015-11-30  Paul Thomas  <pault@gcc.gnu.org>

	PR fortran/68534
	* decl.c (gfc_match_formal_arglist): Cope with zero formal args
	either in interface declaration or in procedure declaration in
	submodule.

2015-11-25  Steven G. Kargl  <kargl@gcc.gnu.org>

	PR fortran/68227
	* trans-stmt.c (gfc_do_allocate): Convert gcc_assert argument into
	into part of conditional statement.

2015-11-25  Ilmir Usmanov <me@ilmir.us>
	    Cesar Philippidis  <cesar@codesourcery.com>

	PR fortran/63858
	* scanner.c (skip_oacc_attribute): Remove continue_flag parameter.
	Rename as ...
	(skip_free_oacc_sentinel): ... this.
	(skip_omp_attribute): Remove continue_flag parameter. Rename as ...
	(skip_free_omp_sentinel): ... this.
	(skip_free_comments): Update to call skip_free_oacc_sentinel and
	skip_free_omp_sentinel.
	(skip_fixed_omp_sentinel): New function.
	(skip_fixed_oacc_sentinel): New function.
	(skip_fixed_comments): Fix mix of OpenACC and OpenMP sentinels in
	continuation.

2015-11-24  Steven G. Kargl  <kargl@gcc.gnu.org>

	PR fortran/68486
	* simplify.c (gfc_simplify_cshift): Allow all EXPR_*.

2015-11-22  Steven G. Kargl  <kargl@gcc.gnu.org>

	PR fortran/68486
	* simplify.c (gfc_simplify_cshift):  Add EXPR_OP to mix.

2015-11-22  James Norris  <jnorris@codesourcery.com>
	    Steven G. Kargl  <kargl@gcc.gnu.org>

	* openmp.c (match_oacc_clause_gang): Fix uninitialized variable.
	(gfc_resolve_oacc_declare): Fix comparision.

2015-11-22  James Norris  <jnorris@codesourcery.com>
	    Cesar Philippidis  <cesar@codesourcery.com>

	* dump-parse-tree.c (show_namespace): Handle declares.
	* gfortran.h (struct symbol_attribute): New fields.
	(enum gfc_omp_map_map): Add OMP_MAP_DEVICE_RESIDENT and OMP_MAP_LINK.
	(OMP_LIST_LINK): New enum.
	(struct gfc_oacc_declare): New structure.
	(gfc_get_oacc_declare): New definition.
	(struct gfc_namespace): Change type.
	(enum gfc_exec_op): Add EXEC_OACC_DECLARE.
	(struct gfc_code): New field.
	* module.c (enum ab_attribute): Add AB_OACC_DECLARE_CREATE,
	AB_OACC_DECLARE_COPYIN, AB_OACC_DECLARE_DEVICEPTR,
	AB_OACC_DECLARE_DEVICE_RESIDENT, AB_OACC_DECLARE_LINK
	(attr_bits): Add new initializers.
	(mio_symbol_attribute): Handle new atributes.
	* openmp.c (gfc_free_oacc_declare_clauses): New function.
	(gfc_match_oacc_clause_link: Likewise.
	(OMP_CLAUSE_LINK): New definition.
	(gfc_match_omp_clauses): Handle OMP_CLAUSE_LINK.
	(OACC_DECLARE_CLAUSES): Add OMP_CLAUSE_LINK
	(gfc_match_oacc_declare): Add checking and module handling.
	(resolve_omp_clauses): Add array initializer.
	(gfc_resolve_oacc_declare): Reimplement.
	* parse.c (case_decl): Add ST_OACC_DECLARE.
	(parse_spec): Remove handling.
	(parse_progunit): Remove handling.
	* parse.h (struct gfc_state_data): Change type.
	* resolve.c (gfc_resolve_blocks): Handle EXEC_OACC_DECLARE.
	* st.c (gfc_free_statement): Handle EXEC_OACC_DECLARE.
	* symbol.c (check_conflict): Add conflict checks.
	(gfc_add_oacc_declare_create, gfc_add_oacc_declare_copyin,
	gfc_add_oacc_declare_deviceptr, gfc_add_oacc_declare_device_resident):
	New functions.
	(gfc_copy_attr): Handle new symbols.
	* trans-decl.c (add_clause, find_module_oacc_declare_clauses,
	finish_oacc_declare): New functions.
	(gfc_generate_function_code): Replace with call.
	* trans-openmp.c (gfc_trans_oacc_declare): Reimplement.
	(gfc_trans_oacc_directive): Handle EXEC_OACC_DECLARE.
	* trans-stmt.c (gfc_trans_block_construct): Replace with call.
	* trans-stmt.h (gfc_trans_oacc_declare): Remove argument.
	* trans.c (trans_code): Handle EXEC_OACC_DECLARE.

2015-11-21  Steven G. Kargl  <kargl@gcc.gnu.org>

	* simplify.c (gfc_simplify_cshift): Work around bootstrap issues
	due to inappropriate warning options.

2015-11-21  Steven G. Kargl  <kargl@gcc.gnu.org>

	* simplify.c (gfc_simplify_cshift): Implement simplification of
	CSHIFT for rank=1 arrays.
	(gfc_simplify_spread): Remove a FIXME and add error condition.
	* intrinsic.h: Prototype for gfc_simplify_cshift
	* intrinsic.c (add_functions): Use gfc_simplify_cshift.

2015-11-20  Steven G. Kargl  <kargl@gcc.gnu.org>

	PR fortran/68237
	* decl.c (gfc_match_submod_proc): Test the interface symbol
	before accessing its attributes.

2015-11-20  Paul Thomas  <pault@gcc.gnu.org>

	PR fortran/66762
	(gfc_get_symbol_decl): Test for attr.used_in_submodule as well
	as attr.use_assoc (twice).
	(gfc_create_module_variable): Ditto.

2015-11-18  Steven G. Kargl  <kargl@gcc.gnu.org>

	PR fortran/59910
	* primary.c (gfc_match_structure_constructor): Reduce a structure
	constructor in a DATA statement.

2015-11-18  Steven G. Kargl  <kargl@gcc.gnu.org>

	PR fortran/43996
	* simplify.c (gfc_simplify_spread): Issue error for too large array
	constructor in a PARAMETER statement.

2015-11-17  Steven G. Kargl  <kargl@gcc.gnu.org>

	* primary.c (gfc_match_structure_constructor): Fix whitespace.

2015-11-17  Dominique d'Humieres <dominiq@lps.ens.fr>

	PR fortran/65751
	* expr.c (gfc_check_pointer_assign): Fix error message.

2015-11-16  Steven G. Kargl  <kargl@gcc.gnu.org>

	PR fortran/58027
	PR fortran/60993
	* expr.c (gfc_check_init_expr): Prevent a redundant check when a
	__convert_* function was inserted into an array constructor.
	(gfc_check_assign_symbol): Check for an initialization expression
	when a __convert_* was inserted.

2015-11-15  Paul Thomas  <pault@gcc.gnu.org>

	PR fortran/50221
	PR fortran/68216
	PR fortran/63932
	PR fortran/66408
	* trans_array.c (gfc_conv_scalarized_array_ref): Pass the
	symbol decl for deferred character length array references.
	* trans-stmt.c (gfc_trans_allocate): Keep the string lengths
	to update deferred length character string lengths.
	* trans-types.c (gfc_get_dtype_rank_type); Use the string
	length of deferred character types for the dtype size.
	* trans.c (gfc_build_array_ref): For references to deferred
	character arrays, use the domain max value, if it is a variable
	to set the 'span' and use pointer arithmetic for acces to the
	element.
	(trans_code): Set gfc_current_locus for diagnostic purposes.

	PR fortran/67674
	* trans-expr.c (gfc_conv_procedure_call): Do not fix deferred
	string lengths of components.

	PR fortran/49954
	* resolve.c (deferred_op_assign): New function.
	(gfc_resolve_code): Call it.
	* trans-array.c (concat_str_length): New function.
	(gfc_alloc_allocatable_for_assignment): Jump directly to alloc/
	realloc blocks for deferred character length arrays because the
	string length might change, even if the shape is the same. Call
	concat_str_length to obtain the string length for concatenation
	since it is needed to compute the lhs string length.
	Set the descriptor dtype appropriately for the new string
	length.
	* trans-expr.c (gfc_trans_assignment_1): Use the rse string
	length for all characters, other than deferred types. For
	concatenation operators, push the rse.pre block to the inner
	most loop so that the temporary pointer and the assignments
	are properly placed.

2015-11-14  Steven G. Kargl  <kargl@gcc.gnu.org>

	PR fortran/67803
	* array.c (gfc_match_array_constructor): If array constructor included
	a CHARACTER typespec, check array elements for compatible type.

2015-11-13  Steven G. Kargl  <kargl@gccc.gnu.org>

	PR fortran/68319
	* decl.c (gfc_match_data, gfc_match_entry): Enforce F2008:C1206.
	* io.c (gfc_match_format): Ditto.
	* match.c (gfc_match_st_function): Ditto.

2015-11-13  David Malcolm  <dmalcolm@redhat.com>

	* error.c (gfc_warning): Pass line_table to rich_location ctor.
	(gfc_warning_now_at): Likewise.
	(gfc_warning_now): Likewise.
	(gfc_error_now): Likewise.
	(gfc_fatal_error): Likewise.
	(gfc_error): Likewise.
	(gfc_internal_error): Likewise.

2015-11-12  Steven G. Kargl  <kargl@gcc.gnu.org>

	PR fortran/68318
	* decl.c (get_proc_name): Increment reference count for ENTRY.
	While here, fix comment and use postfix ++ for consistency.

2015-11-11  Andrew MacLeod  <amacleod@redhat.com>

	* array.c: Remove unused header files.
	* convert.c: Likewise.
	* cpp.c: Likewise.
	* decl.c: Likewise.
	* f95-lang.c: Likewise.
	* frontend-passes.c: Likewise.
	* iresolve.c: Likewise.
	* match.c: Likewise.
	* module.c: Likewise.
	* options.c: Likewise.
	* parse.c: Likewise.
	* target-memory.c: Likewise.
	* trans-array.c: Likewise.
	* trans-common.c: Likewise.
	* trans-const.c: Likewise.
	* trans-decl.c: Likewise.
	* trans-expr.c: Likewise.
	* trans-intrinsic.c: Likewise.
	* trans-io.c: Likewise.
	* trans-openmp.c: Likewise.
	* trans-stmt.c: Likewise.
	* trans-types.c: Likewise.
	* trans.c: Likewise.

2015-11-11  Dominique d'Humieres <dominiq@lps.ens.fr>

	PR fortran/67826
	* openmp.c (gfc_omp_udr_find): Fix typo.

2015-11-08  Steven g. Kargl  <kargl@gcc.gnu.org>

	PR fortran/68053
	* decl.c (add_init_expr_to_sym):  Try to reduce initialization expression
	before testing for a constant value.

2015-11-08  Andre Vehreschild  <vehre@gcc.gnu.org>

	PR fortran/68218
	* trans-array.c (gfc_array_init_size): Add gfc_evaluate_now() when
	array spec in allocate is a function call.

2015-11-08  Steven G. Kargl  <kargl@gc.gnu.org>

	PR fortran/68224
	* array.c (match_array_element_spec): Check of invalid NULL().
	While here, fix nearby comments.

2015-11-08  Paul Thomas  <pault@gcc.gnu.org>

	PR fortran/68196
	* class.c (has_finalizer_component): Prevent infinite recursion
	through this function if the derived type and that of its
	component are the same.
	* trans-types.c (gfc_get_derived_type): Do the same for proc
	pointers by ignoring the explicit interface for the component.

	PR fortran/66465
	* check.c (same_type_check): If either of the expressions is
	BT_PROCEDURE, use the typespec from the symbol, rather than the
	expression.

2015-11-07  Steven G. Kargl  <kargl@gcc.gnu.org>

	PR fortran/68153
	* check.c (gfc_check_reshape): Improve check for valid SHAPE argument.

2015-11-07  Steven G. Kargl  <kargl@gcc.gnu.org>

	PR fortran/68151
	* match.c (match_case_selector):  Check for invalid type.

2015-11-06  David Malcolm  <dmalcolm@redhat.com>

	* cpp.c (cb_cpp_error): Convert parameter from location_t to
	rich_location *.  Eliminate the "column_override" parameter.
	* error.c (gfc_warning): Update for change in signature of
	diagnostic_set_info.
	(gfc_format_decoder): Update handling of %C/%L for changes
	to struct text_info.
	(gfc_diagnostic_starter): Use richloc when determining whether to
	print one locus or two.  When handling a location that will
	involve a call to diagnostic_show_locus, only attempt to print the
	locus for the primary location, and don't call into
	diagnostic_print_caret_line.
	(gfc_warning_now_at): Update for change in signature of
	diagnostic_set_info.
	(gfc_warning_now): Likewise.
	(gfc_error_now): Likewise.
	(gfc_fatal_error): Likewise.
	(gfc_error): Likewise.
	(gfc_internal_error): Likewise.

2015-11-05  Cesar Philippidis  <cesar@codesourcery.com>

	* openmp.c (gfc_match_omp_clauses): Update support for the tile
	and default clauses in OpenACC.
	(gfc_match_oacc_update): Error when data clauses are supplied.
	(oacc_compatible_clauses): Delete.
	(resolve_omp_clauses): Give special care for OpenACC reductions.
	Also update error reporting for the tile clause.
	(resolve_oacc_loop_blocks): Update error reporting for the tile clause.
	* trans-openmp.c (gfc_trans_omp_clauses): Update OMP_CLAUSE_SEQ. Add
	OMP_CLAUSE_{AUTO,TILE} and add support the the gang static argument.
	(gfc_trans_oacc_combined_directive): Update the list of clauses which
	are split to acc loops.

2015-11-05  Jakub Jelinek  <jakub@redhat.com>

	* types.def (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR): Remove.
	(BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): New.

2015-11-03  Thomas Schwinge  <thomas@codesourcery.com>
	    Chung-Lin Tang  <cltang@codesourcery.com>

	* gfortran.h (gfc_statement): Add ST_OACC_ATOMIC,
	ST_OACC_END_ATOMIC.
	(gfc_exec_op): Add EXEC_OACC_ATOMIC.
	* match.h (gfc_match_oacc_atomic): New prototype.
	* openmp.c (gfc_match_omp_atomic, gfc_match_oacc_atomic): New
	wrapper functions around...
	(gfc_match_omp_oacc_atomic): ... this new function.
	(oacc_code_to_statement, gfc_resolve_oacc_directive): Handle
	EXEC_OACC_ATOMIC.
	* parse.c (decode_oacc_directive): Handle "atomic", "end atomic".
	(case_exec_markers): Add ST_OACC_ATOMIC.
	(gfc_ascii_statement): Handle ST_OACC_ATOMIC, ST_OACC_END_ATOMIC.
	(parse_omp_atomic): Rename to...
	(parse_omp_oacc_atomic): ... this new function.  Add omp_p formal
	parameter.  Adjust all users.
	(parse_executable): Handle ST_OACC_ATOMIC.
	(is_oacc): Handle EXEC_OACC_ATOMIC.
	* resolve.c (gfc_resolve_blocks, gfc_resolve_code): Handle
	EXEC_OACC_ATOMIC.
	* st.c (gfc_free_statement): Handle EXEC_OACC_ATOMIC.
	* trans-openmp.c (gfc_trans_oacc_directive): Handle
	EXEC_OACC_ATOMIC.
	* trans.c (trans_code): Handle EXEC_OACC_ATOMIC.

2015-10-31  Cesar Philippidis  <cesar@codesourcery.com>

	PR Bootstrap/68168

	* openmp.c (resolve_omp_clauses): Pass &n->where when calling
	gfc_error.

2015-10-30  Cesar Philippidis  <cesar@codesourcery.com>

	* gfortran.h (gfc_omp_namespace): Add locus where member.
	* openmp.c (gfc_match_omp_variable_list): Set where for each list
	item found.
	(resolve_omp_clauses): Remove where argument and use the where
	gfc_omp_namespace member when reporting errors.
	(resolve_omp_do):  Update call to resolve_omp_clauses.
	(resolve_oacc_loop): Likewise.
	(gfc_resolve_oacc_directive): Likewise.
	(gfc_resolve_omp_directive): Likewise.
	(gfc_resolve_omp_declare_simd): Likewise.

2015-10-15  Steven G. Kargl  <kargl@gcc.gnu.org>

	PR fortran/51993
	* decl.c (gfc_set_constant_character_len): Convert gcc_assert into an
	if-statement causing an early return leads to valid error message.

2015-10-30  Steven G. Kargl  <kargl@gcc.gnu.org>

	PR fortran/36192
	* interface.c (get_expr_storage_size):  Check for INTEGER type before
	calling gmp routines.

2015-10-30  Steven G. Kargl  <kargl@gcc.gnu.org>

	PR fortran/68154
	* decl.c (add_init_expr_to_sym): if the char length in the typespec
	is NULL, check for and use a constructor.

2015-10-30  Steven G. Kargl  <kargl@gcc.gnu.org>

	PR fortran/68054
	* decl.c (match_attr_spec): PROTECTED can only be a module.

2015-10-29  Steven G. Kargl  <kargl@gcc.gnu.org>

	PR fortran/67885
	* trans-decl.c (generate_local_decl): Mark PARAMETER entities in
	BLOCK construct.

2015-10-29  Andrew MacLeod  <amacleod@redhat.com>

	* array.c: Reorder #include's and remove duplicates.
	* convert.c: Likewise.
	* cpp.c: Likewise.
	* decl.c: Likewise.
	* f95-lang.c: Likewise.
	* frontend-passes.c: Likewise.
	* iresolve.c: Likewise.
	* match.c: Likewise.
	* module.c: Likewise.
	* options.c: Likewise.
	* parse.c: Likewise.
	* resolve.c: Likewise.
	* simplify.c: Likewise.
	* target-memory.c: Likewise.
	* trans-array.c: Likewise.
	* trans-common.c: Likewise.
	* trans-const.c: Likewise.
	* trans-decl.c: Likewise.
	* trans-expr.c: Likewise.
	* trans-intrinsic.c: Likewise.
	* trans-io.c: Likewise.
	* trans-openmp.c: Likewise.
	* trans-stmt.c: Likewise.
	* trans-types.c: Likewise.
	* trans.c: Likewise.

2015-10-29  Richard Biener  <rguenther@suse.de>

	* f95-lang.c: Properly build variadic types for classification
	and comparison builtins.

2015-10-27  Thomas Schwinge  <thomas@codesourcery.com>
	    James Norris  <jnorris@codesourcery.com>

	PR fortran/63865
	* openmp.c (resolve_oacc_cache): Remove function.
	(gfc_match_oacc_cache): Enable array sections.
	(resolve_omp_clauses, gfc_resolve_oacc_directive): Change
	accordingly.
	* trans-openmp.c (gfc_trans_omp_clauses): Likewise.

2015-10-27  Steven G. Kargl  <kargl@gcc.gnu.org>

	PR fortran/68108
	* decl.c (char_len_param_value): Check for REF_ARRAY.

2015-10-26  Louis Krupp  <louis.krupp@zoho.com>

	PR fortran/66056
	* fortran.h: Include namespace pointer in statement label
	structure.
	* symbol.c (gfc_get_st_label): Store pointer to namespace
	that owns the statement label tree in each label.
	(gfc_free_st_label): Use namespace owning statement label
	tree when deleting statement label.
	* io.c: Initialize format_asterisk with NULL namespace pointer.

2015-10-26  Steven G. Kargl  <kargl@gcc.gnu.org>

	PR fortran/36192
	* array.c (gfc_ref_dimen_size): Check for BT_INTEGER before calling
	mpz_set.

2015-10-26  Andre Vehreschild  <vehre@gcc.gnu.org>

	PR fortran/66927
	* trans-array.c (evaluate_bound): For deferred length arrays get the
	bounds directly from the descriptor, i.e., prevent using constant
	zero lower bound from the gfc_conv_array_lbound () routine.
	(gfc_conv_section_startstride): Hand deferred array status to
	evaluate_bound ().
	(gfc_conv_expr_descriptor): Same.

2015-01-25  Paul Thomas  <pault@gcc.gnu.org>

	PR fortran/67171
	* trans-array.c (structure_alloc_comps): On deallocation of
	class components, reset the vptr to the declared type vtable
	and reset the _len field of unlimited polymorphic components.
	*trans-expr.c (gfc_find_and_cut_at_last_class_ref): Bail out on
	allocatable component references to the right of part reference
	with non-zero rank and return NULL.
	(gfc_reset_vptr): Simplify this function by using the function
	gfc_get_vptr_from_expr. Return if the vptr is NULL_TREE.
	(gfc_reset_len): If gfc_find_and_cut_at_last_class_ref returns
	NULL return.
	* trans-stmt.c (gfc_trans_allocate): Rely on the use of
	gfc_trans_assignment if expr3 is a variable expression since
	this deals correctly with array sections.

2015-10-25  Andre Vehreschild  <vehre@gcc.gnu.org>

	PR fortran/66927
	PR fortran/67044
	* trans-array.c (build_array_ref): Modified call to
	gfc_get_class_array_ref to adhere to new interface.
	(gfc_conv_expr_descriptor): For one-based arrays that
	are filled by a loop starting at one the start index of the
	source array has to be mangled into the offset.
	* trans-expr.c (gfc_get_class_array_ref): When the tree to get
	the _data component is present already, add a way to supply it.
	(gfc_copy_class_to_class): Allow to copy to a derived type also.
	* trans-stmt.c (gfc_trans_allocate): Do not conv_expr_descriptor
	for functions returning	a class or derived object. Get the
	reference instead.
	* trans.h: Interface change of gfc_get_class_array_ref.

2015-10-24  Steven G. Kargl  <kargl@gcc.gnu.org>

	PR fortran/68055
	* decl.c (gfc_match_decl_type_spec): Check for valid kind in old-style
	declarations.

2015-10-24  Steven G. Kargl  <kargl@gcc.gnu.org>

	PR fortran/67805
	* array.c (gfc_match_array_constructor): Check for error from type
	spec matching.
	* decl.c (char_len_param_value): Check for valid of charlen parameter.
	Reap dead code dating to 2008.
	match.c (gfc_match_type_spec): Special case the keyword use in REAL.

2015-10-23  Mikhail Maltsev  <maltsevm@gmail.com>

	* trans-common.c (create_common): Adjust to use flag_checking.
	* trans.c (gfc_add_modify_loc): Use gcc_checking_assert.

2015-10-21  Martin Sebor  <msebor@redhat.com>

	PR driver/68043
	* lang.opt: End each sentence that describes an option with a period.

2015-10-21  Steven G. Kargl  <kargl@gcc.gnu.org>

	PR fortran/67939
	* data.c (create_character_initializer): Deal with zero length string.

2015-10-19  Steven G. Kargl  <kargl@gcc.gnu.org>

	* resolve.c (gfc_verify_binding_labels): Check for NULL pointer.

2015-10-19  Steven G. Kargl  <kargl@gcc.gnu.org>

	PR fortran/68019
	* decl.c (add_init_expr_to_sym): Remove an assert() to allow an error
	message to be issued.

2015-10-18  Mikael Morin  <mikael@gcc.gnu.org>

	PR fortran/67758
	* gfortran.h (gfc_symbol): Expand comment.
	* match.c (gfc_match_common): Delay adding the symbol to
	the common_block after the gfc_add_in_common call.
	* symbol.c (gfc_free_symbol): Move common block memory handling...
	(gfc_set_symbol_common_block): ... here as a new function.
	(restore_old_symbol): Restore common block fields.
	(gfc_restore_last_undo_checkpoint):
	Check the common_block pointer instead of the in_common attribute.
	When a symbol has been removed from the common block linked list,
	clear its common_next pointer.

2015-10-18  Paul Thomas  <pault@gcc.gnu.org>

	PR fortran/67177
	PR fortran/67977
	* primary.c (match_substring): Add an argument 'deferred' to
	flag that a substring reference with null start and end should
	not be optimized away for deferred length strings.
	(match_string_constant, gfc_match_rvalue): Set the argument.
	* trans-expr.c (alloc_scalar_allocatable_for_assignment): If
	there is a substring reference return.
	* trans-intrinsic.c (conv_intrinsic_move_alloc): For deferred
	characters, assign the 'from' string length to the 'to' string
	length. If the 'from' expression is deferred, set its string
	length to zero. If the 'to' expression has allocatable
	components, deallocate them.

2015-10-17  Steven G. Kargl  <kargl@gcc.gnu.org>

	PR fortran/67987
	* decl.c (char_len_param_value): Unwrap unlong line.  If LEN < 0,
	force it to zero per the Fortran 90, 95, 2003, and 2008 Standards.
	* resolve.c (gfc_resolve_substring_charlen): Unwrap unlong line.
	If 'start' is larger than 'end', length of substring is negative,
	so explicitly set it to zero.
	(resolve_charlen): Remove -Wsurprising warning.  Update comment to
	reflect that the text is from the F2008 standard.

2015-10-16  Richard Biener  <rguenther@suse.de>

	* trans-intrinsic.c (gfc_conv_intrinsic_lib_function): Adjust
	calls to build_addr.
	(gfc_conv_intrinsic_mod): Likewise.
	(gfc_conv_intrinsic_ctime): Likewise.
	(gfc_conv_intrinsic_fdate): Likewise.
	(gfc_conv_intrinsic_ttynam): Likewise.
	(gfc_conv_intrinsic_minmax_char): Likewise.
	(gfc_conv_intrinsic_index_scan_verify): Likewise.
	(gfc_conv_intrinsic_trim): Likewise.

2015-10-14  Maxim Ostapenko  <m.ostapenko@partner.samsung.com>

	* parse.c (decode_statement): Initialize M to MATCH_NO.

2015-10-13  Jakub Jelinek  <jakub@redhat.com>
	    Ilya Verbin  <ilya.verbin@intel.com>

	* f95-lang.c (DEF_FUNCTION_TYPE_9, DEF_FUNCTION_TYPE_10,
	DEF_FUNCTION_TYPE_11, DEF_FUNCTION_TYPE_VAR_1): Define.
	* trans-openmp.c (gfc_trans_omp_clauses): Set
	OMP_CLAUSE_IF_MODIFIER to ERROR_MARK, OMP_CLAUSE_ORDERED_EXPR
	to NULL.
	(gfc_trans_omp_critical): Adjust for addition of clauses.
	(gfc_trans_omp_ordered): Likewise.
	* types.def (BT_FN_BOOL_UINT_LONGPTR_LONGPTR_LONGPTR,
	BT_FN_BOOL_UINT_ULLPTR_ULLPTR_ULLPTR,
	BT_FN_BOOL_UINT_LONGPTR_LONG_LONGPTR_LONGPTR,
	BT_FN_BOOL_UINT_ULLPTR_ULL_ULLPTR_ULLPTR,
	BT_FN_VOID_INT_SIZE_PTR_PTR_PTR_UINT_PTR,
	BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR,
	BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT_PTR_INT,
	BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_UINT_LONG_INT_LONG_LONG_LONG,
	BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_UINT_LONG_INT_ULL_ULL_ULL,
	BT_FN_VOID_LONG_VAR, BT_FN_VOID_ULL_VAR): New.
	(BT_FN_VOID_INT_PTR_SIZE_PTR_PTR_PTR,
	BT_FN_VOID_INT_OMPFN_PTR_SIZE_PTR_PTR_PTR,
	BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT_PTR): Remove.

2015-10-07  Andre Vehreschild  <vehre@gcc.gnu.org>

	PR fortran/65889
	* trans-intrinsic.c (gfc_conv_intrinsic_sizeof): Handle pointer to and
	on stack class objects as sizeof parameter.

2015-10-06  Louis Krupp <louis.krupp@zoho.com>
	PR fortran/65766
	* resolve.c (gfc_resolve_substring_charlen): For derived type,
	use typespec of string component when resolving substring length.

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

	* match.c (gfc_match_common): Remove dead variable old_blank_common.

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

	PR fortran/67758
	* match.c (gfc_match_common): Delay the common_block pointer
	assignment after error checking.
	Delay the call to gfc_add_in_common attribute after the handling
	of array specs.
	* resolve.c (resolve_common_vars): Call gfc_add_in_common again.

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

	* resolve.c (resolve_common_vars): Move access to the common
	block's head symbol inside the function.
	(resolve_common_blocks, resolve_types): Update callers.

2015-10-01  Louis Krupp <louis.krupp@zoho.com>

	PR fortran/62242
	PR fortran/52332
	* trans-array.c
	(store_backend_decl): Create new gfc_charlen instance if requested
	(get_array_ctor_all_strlen): Call store_backend_decl requesting
	new gfc_charlen
	(trans_array_constructor): Call store_backend_decl requesting
	new gfc_charlen if get_array_ctor_strlen was called
	(gfc_add_loop_ss_code): Don't try to convert non-constant length

2015-10-01  Steven G. Kargl  <kargl@gcc.gnu.org>

	PR fortran.67802
	* decl.c (add_init_expr_to_sym): Numeric constant for character
	length must be an INTEGER.

2015-10-01  Steven G. Kargl  <kargl@gcc.gnu.org>

	PR fortran/66979
	* io.c (gfc_resolve_filepos): Check for a UNIT number.  Add a nearby
	missing 'return false'.

2015-10-01  Steven G. Kargl  <kargl@gcc.gnu.org>

	PR fortran/67616
	* primary.c (gfc_match_structure_constructor): Use a possibly
	host-associated symtree to prevent ICE.

2015-09-28  Paul Thomas  <pault@gcc.gnu.org>

	PR fortran/40054
	PR fortran/63921
	* decl.c (get_proc_name): Return if statement function is
	found.
	* expr.c (gfc_check_vardef_context): Add error return for
	derived type expression lacking the derived type itself.
	* match.c (gfc_match_ptr_fcn_assign): New function.
	* match.h : Add prototype for gfc_match_ptr_fcn_assign.
	* parse.c : Add static flag 'in_specification_block'.
	(decode_statement): If in specification block match a statement
	function, then, if no error arising from statement function
	matching, try to match pointer function assignment.
	(parse_interface): Set 'in_specification_block' on exiting from
	parse_spec.
	(parse_spec): Set and then reset 'in_specification_block'.
	(gfc_parse_file): Set 'in_specification_block'.
	* resolve.c (get_temp_from_expr): Extend to include functions
	and array constructors as rvalues..
	(resolve_ptr_fcn_assign): New function.
	(gfc_resolve_code): Call it on finding a pointer function as an
	lvalue. If valid or on error, go back to start of resolve_code.
	* symbol.c (gfc_add_procedure): Add a sentence to the error to
	flag up the ambiguity between a statement function and pointer
	function assignment at the end of the specification block.

2015-09-28  Nathan Sidwell  <nathan@codesourcery.com>

	* f95-lang.c (DEF_FUNCTION_TYPE_VAR_6): New.
	(DEF_FUNCTION_TYPE_VAR_11): Delete.
	* types.def (DEF_FUNCTION_TYPE_VAR_6): New.
	(DEF_FUNCTION_TYPE_VAR_11): Delete.

2015-09-26  Mikael Morin  <mikael@gcc.gnu.org>

	PR fortran/67721
	* trans-expr.c (gfc_trans_assignment_1): Remove the non-constantness
	condition guarding deep copy.

2013-09-26  Paul Thomas  <pault@gcc.gnu.org>

	PR fortran/67567
	* resolve.c (resolve_fl_procedure): For module procedures, take
	the parent module name and the submodule name from the name of
	the namespace.

2015-09-25  Steven G. Kargl  <kargl@gcc.gnu.org>

	PR fortran/67614
	* resolve.c (gfc_resolve_code): Prevent ICE for invalid EXPR_NULL.

2015-09-25  Steven G. Kargl  <kargl@gcc.gnu.org>

	PR fortran/67525
	* parse.c (match_deferred_characteristics): Remove an assert, which
	allows an invalid SELECT TYPE selector to be detected.

2015-09-25  Manuel López-Ibáñez  <manu@gcc.gnu.org>

	PR pretty-print/67567
	* resolve.c (resolve_fl_procedure): Work-around when iface->module
	== NULL.

2015-09-21  Steven G. Kargl  <kargl@gcc.gnu.org>

	* resolve.c (nonscalar_typebound_assign): Fix typos in comment.

2015-09-21  Steven G. Kargl  <kargl@gcc.gnu.org>

	PR fortran/67615
	* resolve.c (gfc_resolve_code): Check for scalar expression in
	arithmetic-if.

2015-09-17  Paul Thomas  <pault@gcc.gnu.org>

	PR fortran/52846
	PR fortran/67588
	* module.c : Add static no_module_procedures.
	(gfc_match_submodule): Correct memory leakage caused during the
	freeing of use_lists.
	(mio_symbol_attribute): Reset above if module procedure is
	encountered.
	(gfc_dump_module): Set above and exit without writing smod file
	if it reset.
	* gfortran.texi : Add section on submodule support.

2015-09-10  Steven G. Kargl  <kargl@gcc.gnu.org>

	PR fortran/67526
	* expr.c (gfc_check_init_expr): Do not dereference a NULL pointer.

2015-09-10  Paul Thomas  <pault@gcc.gnu.org>

	PR fortran/66993
	* module.c (read_module): If a symtree exists and the symbol has
	been associated in a submodule from a parent (sub)module, attach
	the symbol to a 'unique symtree' and the new symbol to the
	existing symtree.

2015-09-04  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>

	* intrinsic.h (gfc_simplify_mvbits): Remove.
	* simplify.c (gfc_simplify_mvbits): Remove.
	* intrinsic.c (add_subroutines): Remove reference to
	gfc_simplify_mvbits.

2015-09-04  Manuel López-Ibáñez  <manu@gcc.gnu.org>

	PR fortran/67429
	* error.c (gfc_clear_pp_buffer): Reset last_location, otherwise
	caret lines might be skipped when actually giving a diagnostic.

2015-08-31  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>

	PR fortran/54833
	* trans.c (gfc_call_free): Don't check if pointer is NULL.
	* trans.h (gfc_call_free): Adjust comment.

2015-08-29  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>

	* trans.c (gfc_call_malloc, gfc_allocate_using_malloc,
	gfc_allocate_using_lib, gfc_allocate_allocatable,
	gfc_call_realloc): Simplify code.
	* trans-array.c (gfc_trans_allocate_array_storage,
	gfc_trans_auto_array_allocation, gfc_conv_array_parameter): Do not
	convert gfc_call_free() argument.
	* trans-expr.c (gfc_conv_string_tmp, gfc_conv_procedure_call,
	fcncall_realloc_result): Likewise.
	* trans-intrinsic.c (gfc_conv_intrinsic_transfer): Likewise.

2015-08-28  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>

	PR fortran/53668
	* intrinsic.c (add_functions, add_subroutines): Remove resolution
	functions for FREE and MALLOC.
	* intrinsic.h (gfc_resolve_malloc, gfc_resolve_free): Remove.
	* iresolve.c (gfc_resolve_malloc, gfc_resolve_free): Remove.
	* trans-intrinsic.c (conv_intrinsic_free,
	gfc_conv_intrinsic_malloc): New functions.

2015-08-24  Louis Krupp <louis.krupp@zoho.com>

	PR fortran/62536
	PR fortran/66175
	* decl.c (gfc_match_end): Clean up nested BLOCKs.
	* parse.c (parse_block_construct): Deal gracefully with cleaned-up
	BLOCKs.

2015-08-23  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>

	PR libfortran/54572
	* config-lang.in: Add libbacktrace to target_libs.

2015-08-18  Trevor Saunders  <tbsaunde@tbsaunde.org>

	* dependency.c, dependency.h, gfortran.h, io.c, module.c,
	parse.h, resolve.c, trans-types.h, trans.h: remove useless typedefs.

2015-08-16  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>

	PR fortran/54656
	* trans-intrinsic.c (gfc_build_intrinsic_lib_fndecls): Add decl
	for quadruple precision BUILT_IN_SQRT.

2015-08-16  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>

	* trans-intrinsic.c (conv_intrinsic_ieee_is_negative): Use type
	generic BUILT_IN_SIGNBIT.
	(conv_intrinsic_ieee_copy_sign): Likewise.
	* f95-lang.c (gfc_init_builtin_functions): Add BUILT_IN_ISINF,
	BUILT_IN_ISINF_SIGN, BUILT_IN_SIGNBIT, BUILT_IN_ISLESS,
	BUILT_IN_ISLESSGREATER, BUILT_IN_ISGREATER. Remove non-type generic
	variants of BUILT_IN_SIGNBIT.
	* mathbuiltins.def: Remove SIGNBIT.

2015-08-16  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>

	PR fortran/41387
	* gfortran.texi: New section "File operations on symbolic links".

2015-08-08  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>

	PR fortran/67059
	* gfortranspec.c (lang_specific_driver): Adjust --version output.

2015-08-08  Bud Davis  <jmdavis@link.com>
	    Mikael Morin  <mikael@gcc.gnu.org>

	PR fortran/59746
	* symbol.c (gfc_restore_last_undo_checkpoint): Delete a common block
	symbol if it was put in the list.

2015-08-07  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>

	PR fortran/64104
	* expr.c (gfc_check_init_expr): Allow some IEEE functions in
	constant expressions.
	(external_spec_function): Allow some IEEE functions in specification
	expressions.
	* simplify.c (gfc_simplify_ieee_selected_real_kind): Remove.
	(simplify_ieee_selected_real_kind, simplify_ieee_support,
	matches_ieee_function_name, gfc_simplify_ieee_functions): New
	functions.
	* gfortran.h (gfc_simplify_ieee_selected_real_kind): Remove
	prototype.
	(gfc_simplify_ieee_functions): Add prototype.

2015-08-06  Mikael Morin  <mikael@gcc.gnu.org>

	* trans.h (gfc_trans_scalar_assign): Remove fourth argument.
	* trans-expr.c (gfc_trans_scalar_assign): Merge fourth into sixth
	argument.
	(gfc_conv_subref_array_arg, gfc_trans_subarray_assign,
	 gfc_trans_subcomponent_assign, gfc_trans_assignment_1): Update callers.
	* trans-array.c (gfc_conv_expr_descriptor): Ditto.
	* trans-stmt.c (forall_make_variable_temp,
	generate_loop_for_temp_to_lhs, generate_loop_for_rhs_to_temp,
	gfc_trans_where_assign, gfc_trans_where_3): Ditto.

2015-08-05  Paul Thomas  <pault@gcc.gnu.org>

	PR fortran/52846
	* module.c (check_access): Return true if new static flag
	'dump_smod' is true..
	(gfc_dump_module): Rename original 'dump_module' and call from
	new version. Use 'dump_smod' rather than the stack state to
	determine if a submodule is being processed. The new version of
	this procedure sets 'dump_smod' depending on the stack state and
	then writes both the mod and smod files if a module is being
	processed or just the smod for a submodule.
	(gfc_use_module): Eliminate the check for module_name and
	submodule_name being the same.
	* trans-decl.c (gfc_finish_var_decl, gfc_build_qualified_array,
	get_proc_pointer_decl): Set TREE_PUBLIC unconditionally and use
	the conditions to set DECL_VISIBILITY as hidden and to set as
	true DECL_VISIBILITY_SPECIFIED.

2015-08-04  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>

	PR fortran/64022
	* simplify.c (gfc_simplify_ieee_selected_real_kind): Extend IEEE
	support to all real kinds.

2015-08-03  Steven G. Kargl  <kargl@gcc.gnu.org>

	PR fortran/66942
	* trans-expr.c (gfc_conv_procedure_call): Avoid NULL pointer reference

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

	PR fortran/64921
	* class.c (generate_finalization_wrapper): Set finalization
	procedure symbol's always_explicit attribute.

2015-08-01  Paul Thomas  <pault@gcc.gnu.org>

	PR fortran/67091
	* trans-intrinsic.c (gfc_conv_associated): Add the pre and post
	blocks for the second argument to se.

2015-07-27  Thomas Schwinge  <thomas@codesourcery.com>

	* parse.c (parse_oacc_structured_block): Fix logic error.
	Reported by Mikael Morin <mikael.morin@sfr.fr>.

2015-07-24  Mikael Morin  <mikael@gcc.gnu.org>

	PR fortran/64986
	* trans-expr.c (gfc_trans_assignment_1): Put component deallocation
	code at the beginning of the block.

2015-07-22  Mikael Morin  <mikael@gcc.gnu.org>

	PR fortran/61831
	PR fortran/66929
	* trans-array.c (gfc_get_proc_ifc_for_expr): Use esym as procedure
	symbol if available.

2015-07-17  Paul Thomas  <pault@gcc.gnu.org>

	PR fortran/52846
	* decl.c (gfc_match_end): Pick out declared submodule name from
	the composite identifier.
	* gfortran.h : Add 'submodule_name' to gfc_use_list structure.
	* module.c (gfc_match_submodule): Define submodule_name and add
	static 'submodule_name'.
	(gfc_match_submodule): Build up submodule filenames, using '@'
	as a delimiter. Store the output filename in 'submodule_name'.
	Similarly, the submodule identifier is built using '.' as an
	identifier.
	(gfc_dump_module): If current state is COMP_SUBMODULE, write
	to file 'submodule_name', using SUBMODULE_EXTENSION.
	(gfc_use_module): Similarly, use the 'submodule_name' field in
	the gfc_use_list structure and SUBMODULE_EXTENSION to read the
	implicitly used submodule files.

2015-07-17  Alessandro Fanfarillo  <fanfarillo.gcc@gmail.com>

	* trans-intrinsic.c (conv_co_collective): Remove redundant address
	operator in the generated code.

2015-07-17  Andre Vehreschild  <vehre@gcc.gnu.org>

	PR fortran/66035
	* trans-expr.c (alloc_scalar_allocatable_for_subcomponent_assignment):
	Compute the size to allocate for class and derived type objects
	correclty.
	(gfc_trans_subcomponent_assign): Only allocate memory for a
	component when the object to assign is not an allocatable class
	object (the memory is already present for allocatable class objects).
	Furthermore use copy_class_to_class for assigning the rhs to the
	component (may happen for dummy class objects on the rhs).

2015-07-17  Mikael Morin  <mikael@gcc.gnu.org>
	    Dominique d'Humieres  <dominiq@lps.ens.fr>

	PR fortran/61831
	* trans-array.c (gfc_conv_array_parameter): Guard allocatable
	component deallocation code generation with descriptorless
	calling convention flag.
	* trans-expr.c (gfc_conv_expr_reference): Remove allocatable
	component deallocation code generation from revision 212329.
	(expr_may_alias_variables): New function.
	(gfc_conv_procedure_call): New boolean elemental_proc to factor
	check for procedure elemental-ness.  Rename boolean f to nodesc_arg
	and declare it in the outer scope.  Use expr_may_alias_variables,
	elemental_proc and nodesc_arg to decide whether generate allocatable
	component deallocation code.
	(gfc_trans_subarray_assign): Set deep copy flag.

2015-07-16  Steven G. Kargl  <kargl@gcc.gnu.org>

	PR fortran/66724
	PR fortran/66724
	* io.c (is_char_type): Call gfc_resolve_expr ().
	(match_open_element, match_dt_element, match_inquire_element): Fix
	ASYNCHRONOUS case.

2015-07-15  Andrew MacLeod  <amacleod@redhat.com>

	* trans-types.c: Remove multiline #include comment.

2015-07-14  Steven G. Kargl  <kargl@gcc.gnu.org>

	* simplify.c (gfc_simplify_floor): Set precision of temporary to
	that of arg.

2015-07-13  Andre Vehreschild  <vehre@gcc.gnu.org>

	PR fortran/64589
	* class.c (find_intrinsic_vtab): Put/Search vtabs for intrinsic
	types in the top-level namespace.

2015-07-12  Aldy Hernandez  <aldyh@redhat.com>

	* trans-stmt.c: Fix double word typos.

2015-07-09  Andrew MacLeod  <amacleod@redhat.com>

	* arith.c: Adjust includes for flags.h changes.
	* array.c: Likewise.
	* check.c: Likewise.
	* decl.c: Likewise.
	* error.c: Likewise.
	* expr.c: Likewise.
	* frontend-passes.c: Likewise.
	* interface.c: Likewise.
	* intrinsic.c: Likewise.
	* io.c: Likewise.
	* match.c: Likewise.
	* openmp.c: Likewise.
	* parse.c: Likewise.
	* primary.c: Likewise.
	* resolve.c: Likewise.
	* scanner.c: Likewise.
	* simplify.c: Likewise.
	* symbol.c: Likewise.
	* target-memory.c: Likewise.

2015-07-07  Andrew MacLeod  <amacleod@redhat.com>

	* convert.c: Adjust includes.
	* cpp.c: Likewise.
	* decl.c: Likewise.
	* f95-lang.c: Likewise.
	* iresolve.c: Likewise.
	* match.c: Likewise.
	* module.c: Likewise.
	* options.c: Likewise.
	* target-memory.c: Likewise.
	* trans-array.c: Likewise.
	* trans-common.c: Likewise.
	* trans-const.c: Likewise.
	* trans-decl.c: Likewise.
	* trans-expr.c: Likewise.
	* trans-intrinsic.c: Likewise.
	* trans-io.c: Likewise.
	* trans-openmp.c: Likewise.
	* trans-stmt.c: Likewise.
	* trans-types.c: Likewise.
	* trans.c: Likewise.

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

	PR fortran/66578
	* trans-array.c (gfc_conv_expr_descriptor): Ensure array descriptor
	is one-based for non-full array refs. Correct the offset when a
	rank_remap occurs.

2015-07-06  Steven G. Kargl  <kargl@gcc.gnu.org>

	* io.c (check_char_variable): New function.
	(match_open_element, match_close_element, match_file_element,
	match_dt_element, match_inquire_element, match_wait_element): Use it.

2015-07-06  Andre Vehreschild  <vehre@gmx.de>

	PR fortran/58586
	* resolve.c (resolve_symbol): Non-private functions in modules
	with allocatable or pointer components are marked referenced
	now. Furthermore is the default init especially for those
	components now done in gfc_conf_procedure_call preventing
	duplicate code.
	* trans-decl.c (gfc_generate_function_code): Generate a fake
	result decl for	functions returning an object with allocatable
	components and initialize them.
	* trans-expr.c (gfc_conv_procedure_call): For value typed trees
	use the tree without indirect ref. And for non-decl trees
	add a temporary variable to prevent evaluating the tree
	multiple times (prevent multiple function evaluations).
	* trans.h: Made gfc_trans_structure_assign () protoype
	available, which is now needed by trans-decl.c:gfc_generate_
	function_code(), too.

2015-07-04  Steven G. Kargl  <kargl@gcc.gnu.org>

	PR fortran/66725
	* io.c (is_char_type): New function to test for BT_CHARACTER
	(gfc_match_open, gfc_match_close, match_dt_element): Use it.

2015-07-02  David Edelsohn  <dje.gcc@gmail.com>

	* trans-common.c: Include <map> after system.h.

2015-07-02  Paul Thomas  <pault@gcc.gnu.org>

	PR fortran/52846
	* decl.c (get_proc_name): Make a partially populated interface
	symbol to carry the characteristics of a module procedure and
	its result.
	(variable_decl): Declarations of dummies or results in the
	abreviated form of module procedure is an error.
	(gfc_match_import): IMPORT is not permitted in the interface
	declaration of module procedures.
	(match_attr_spec): Submodule variables have implicit save
	attribute for F2008 onwards.
	(gfc_match_prefix): Add 'module' as the a prefix and set the
	module_procedure attribute.
	(gfc_match_formal_arglist): For a module procedure keep the
	interface formal_arglist from the interface, match new the
	formal arguments and then compare the number and names of each.
	(gfc_match_procedure): Add case COMP_SUBMODULE.
	(gfc_match_function_decl, gfc_match_subroutine_decl): Set the
	module_procedure attribute.
	(gfc_match_entry, gfc_match_end):  Add case COMP_SUBMODULE. If
	attr abr_modproc_decl is set, switch the message accordingly
	for subroutines and functions.
	(gfc_match_submod_proc): New function to match the abbreviated
	style of submodule declaration.
	* gfortran.h : Add ST_SUBMODULE and ST_END_SUBMODULE. Add the
	attribute bits 'used_in_submodule' and 'module_procedure'. Add
	the bit field 'abr_modproc_decl' to gfc_symbol. Add prototypes
	for 'gfc_copy_dummy_sym', 'gfc_check_dummy_characteristics' and
	'gfc_check_result_characteristics'.
	* interface.c : Add the prefix 'gfc_' to the names of functions
	'check_dummy(result)_characteristics' and all their references.
	* match.h : Add prototype for 'gfc_match_submod_proc' and
	'gfc_match_submodule'.
	(check_sym_interfaces): A module procedure is not an error in
	a module procedure statment in a generic interface.
	* module.c (gfc_match_submodule): New function. Add handling
	for the 'module_procedure' attribute bit.
	(gfc_use_module): Make sure that a submodule cannot use itself.
	* parse.c (decode_statement): Set attr has_'import_set' for
	the interface declaration of module procedures. Handle a match
	occurring in 'gfc_match_submod_proc' and a match for
	'submodule'.
	(gfc_enclosing_unit): Include the state COMP_SUBMODULE.
	(gfc_ascii_statement): Add END SUBMODULE.
	(accept_statement): Add ST_SUBMODULE.
	(parse_spec): Disallow statement functions in a submodule
	specification part.
	(parse_contained): Add ST_END_SUBMODULE and COMP_SUBMODULE
	twice each.
	(get_modproc_result): Copy the result symbol of the interface.
	(parse_progunit): Call it.
	(set_syms_host_assoc): Make symbols from the ancestor module
	and submodules use associated, as required by the standard and
	set all private components public. Module procedures 'external'
	attribute bit is reset and the 'used_in_submodule' bit is set.
	(parse_module): If this is a submodule, use the ancestor module
	and submodules. Traverse the namespace, calling
	'set_syms_host_assoc'. Add ST_END_SUBMODULE and COMP_SUBMODULE.
	* parse.h : Add COMP_SUBMODULE.
	* primary.c (match_variable): Add COMP_SUBMODULE.
	* resolve.c (compare_fsyms): New function to compare the dummy
	characteristics of a module procedure with its interface.
	(resolve_fl_procedure): Compare the procedure, result and dummy
	characteristics of a module_procedure with its interface, using
	'compare_fsyms' for the dummy arguments.
	* symbol.c (gfc_add_procedure): Suppress the check for existing
	procedures in the case of a module procedure.
	(gfc_add_explicit_interface): Skip checks that must fail for
	module procedures.
	(gfc_add_type): Allow a new type to be added to module
	procedures, their results or their dummy arguments.
	(gfc_copy_dummy_sym): New function to generate new dummy args
	and copy the characteristics from the interface.
	* trans-decl.c (gfc_sym_mangled_function_id): Module procedures
	must always have their names mangled as if they are symbols
	coming from a declaration in a module.
	(gfc_get_symbol_decl): Add 'used_in_submodule' to the assert.
	(gfc_finish_var_decl): Symbols with the 'used_in_submodule' bit
	set are set DECL_EXTERNAL as if they were use associated.

2015-07-02  Steven G. Kargl  <kargl@gcc.gnu.org>

	PR fortran/56520
	* match.c (gfc_match_name): Special case unary minus and plus.

2015-07-02  Steven G. Kargl   <kargl@gcc.gnu.org>

	PR fortran/66545
	* primary.c (match_sym_complex_part): Do not dereference NULL pointer.

2015-07-01  Thomas Koenig  <tkoenig@gcc.gnu.org>

	* arith.c (gfc_arith_divide):  With -Winteger-division,
	warn about contant integer division if there is a non-zero
	remainder.
	* invoke.texi:  Document -Winteger-division.
	* lang.opt:  Add -Winteger-division.

2015-06-25  Andrew MacLeod  <amacleod@redhat.com>

	* f95-lang.c: Remove ipa-ref.h and plugin-api.h from include list.
	* trans-decl.c: Likewise.

2015-06-25  Richard Sandiford  <richard.sandiford@arm.com>

	* trans-decl.c (module_hasher): Likewise.
	* trans.h (module_decl_hasher): Likewise.

2015-06-24  Manuel López-Ibáñez  <manu@gcc.gnu.org>

	PR fortran/66528
	* error.c (gfc_warning_check): Restore the default output_buffer
	before calling diagnostic_action_after_output.
	(gfc_error_check): Likewise.
	(gfc_diagnostics_init): Add comment.

2015-06-23  Andre Vehreschild  <vehre@gmx.de>

	PR fortran/64674
	* parse.c (parse_associate): Figure the rank and as of a
	class array in an associate early.
	* primary.c (gfc_match_varspec): Prevent setting the
	dimension attribute on the sym for classes.
	* resolve.c (resolve_variable): Correct the component
	ref's type for associated variables.  Add a full array ref
	when class array's are associated.
	(resolve_assoc_var): Correct the type of the symbol,
	when in the associate the expression's rank becomes scalar.
	* trans-expr.c (gfc_conv_variable): Indirect ref needed for
	allocatable associated objects.

2015-06-19  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.

2015-06-17  Andrew MacLeod  <amacleod@redhat.com>

	* convert.c: Do not include input.h, line-map.h or is-a.h.
	* cpp.c: Likewise.
	* decl.c: Likewise.
	* f95-lang.c: Likewise.
	* gfortran.h: Likewise.
	* iresolve.c: Likewise.
	* match.c: Likewise.
	* module.c: Likewise.
	* options.c: Likewise.
	* target-memory.c: Likewise.
	* trans-array.c: Likewise.
	* trans-common.c: Likewise.
	* trans-const.c: Likewise.
	* trans-decl.c: Likewise.
	* trans-expr.c: Likewise.
	* trans-intrinsic.c: Likewise.
	* trans-io.c: Likewise.
	* trans-openmp.c: Likewise.
	* trans-stmt.c: Likewise.
	* trans-types.c: Likewise.
	* trans.c: Likewise.

2015-06-15  Andre Vehreschild  <vehre@gmx.de>

	PR fortran/44672
	PR fortran/45440
	PR fortran/57307
	* gfortran.h: Extend gfc_code.ext.alloc to carry a
	flag indicating that the array specification has to be
	taken from expr3.
	* resolve.c (resolve_allocate_expr): Add F2008 notify
	and flag indicating source driven array spec.
	(resolve_allocate_deallocate): Check for source driven
	array spec, when array to allocate has no explicit
	array spec.
	* trans-array.c (gfc_array_init_size): Get lower and
	upper bound from a tree array descriptor, except when
	the source expression is an array-constructor which is
	fixed to be one-based.
	(retrieve_last_ref): Extracted from gfc_array_allocate().
	(gfc_array_allocate): Enable allocate(array, source=
	array_expression) as specified by F2008:C633.
	(gfc_conv_expr_descriptor): Add class tree expression
	into the saved descriptor for class arrays.
	* trans-array.h: Add temporary array descriptor to
	gfc_array_allocate ().
	* trans-expr.c (gfc_conv_procedure_call): Special handling
	for _copy() routine translation, that comes without an
	interface. Third and fourth argument are now passed by value.
	* trans-stmt.c (gfc_trans_allocate): Get expr3 array
	descriptor for temporary arrays to allow allocate(array,
	source = array_expression) for array without array
	specification.

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  Paul Thomas  <pault@gcc.gnu.org>

	PR fortran/66079
	* trans-expr.c (gfc_conv_procedure_call): Allocatable scalar
	function results must be freed and nullified after use. Create
	a temporary to hold the result to prevent duplicate calls.
	* trans-stmt.c (gfc_trans_allocate): Rename temporary variable
	as 'source'. Deallocate allocatable components of non-variable
	'source's.

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  Andrew MacLeod  <amacleod@redhat.com>

	* convert.c : Adjust include files.
	* cpp.c : Likewise.
	* decl.c : Likewise.
	* f95-lang.c : Likewise.
	* gfortran.h : Likewise.
	* iresolve.c : Likewise.
	* match.c : Likewise.
	* module.c : Likewise.
	* openmp.c : Likewise.
	* options.c : Likewise.
	* target-memory.c : Likewise.
	* trans-array.c : Likewise.
	* trans-common.c : Likewise.
	* trans-const.c : Likewise.
	* trans-decl.c : Likewise.
	* trans-expr.c : Likewise.
	* trans-intrinsic.c : Likewise.
	* trans-io.c : Likewise.
	* trans-openmp.c : Likewise.
	* trans-stmt.c : Likewise.
	* trans-types.c : Likewise.
	* trans.c : Likewise.

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.

2015-06-06  Thomas Koenig  <tkoenig@netcologne.de>

	PR fortran/47659
	* arith.c (eval_intrinsic_op): Set warn flag for
	gfc_type_convert_binary if -Wconversion or -Wconversion-extra
	are set.
	(wprecision_real_real): New function.
	(wprecision_int_real): New function.
	(gfc_int2int): If -fno-range-check and -Wconversion are specified
	and it is a narrowing conversion, warn.
	(gfc_int2real): If there is a change in value for the conversion,
	warn.
	(gfc_int2complex):  Likewise.
	(gfc_real2int): If there is a fractional part to the real number,
	warn with -Wconversion, otherwise warn with -Wconversion-extra.
	(gfc_real2real): Emit warning if the constant was changed by
	conversion with either -Wconversion or -Wconversion-extra.  With
	-Wconversion-extra, warn if no warning was issued earlier.
	(gfc_real2complex):  Likewise.
	(gfc_complex2int): For -Wconversion or -Wconversion-extra, if
	there was an imaginary part, warn; otherwise, warn for change in
	value.  Warn with -Wconversion-extra if no other warning was
	issued.
	(gfc_complex2real): For -Wconversion or -Wconversion-extra, if
	there was an imaginary part, warn; otherwise, warn for change in
	value. Warn with -Wconversion-extra if no other warning was
	issued.
	(gfc_complex2complex):  For -Wconversion, warn if the value of
	either the real or the imaginary part was changed.  Warn for
	-Wconversion-extra if no prior warning was issued.
	* expr.c (gfc_check_assign):  Remove check for change in value.
	* primary.c (match_real_constant): For -Wconversion-extra, check
	against a number in which the last non-zero digit has been
	replaced with a zero.  If the number compares equal, warn.
	* intrinsic.c (gfc_convert_type_warn):  Do not warn about constant
	conversions.

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  Thomas Koenig  <tkoenig@gcc.gnu.org>

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

2015-06-05  Aldy Hernandez  <aldyh@redhat.com>

	* f95-lang.c (gfc_write_global_declarations): Remove.
	(LANG_HOOKS_WRITE_GLOBALS): Remove.
	(gfc_write_global_declarations): Move code from here to...
	(gfc_be_parse_file): ...here.
	Call global_decl_processing.
	* trans-decl.c (gfc_emit_parameter_debug_info): Rename global_decl
	to early_global_decl.

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

2015-06-04  Thomas Koenig  <tkoenig@netcologne.de>

	PR fortran/58749
	* iresolve.c (gfc_resolve_adjustl):  If string has a charlen,
	copy it to the function.
	(gfc_resolve_adjustr):  Likewise.

2015-06-04  Andrew MacLeod  <amacleod@redhat.com>

	* convert.c: Adjust includes for restructured coretypes.h.
	* cpp.c: Likewise.
	* decl.c: Likewise.
	* f95-lang.c: Likewise.
	* iresolve.c: Likewise.
	* match.c: Likewise.
	* module.c: Likewise.
	* options.c: Likewise.
	* target-memory.c: Likewise.
	* trans-array.c: Likewise.
	* trans-common.c: Likewise.
	* trans-const.c: Likewise.
	* trans-decl.c: Likewise.
	* trans-expr.c: Likewise.
	* trans-intrinsic.c: Likewise.
	* trans-io.c: Likewise.
	* trans-openmp.c: Likewise.
	* trans-stmt.c: Likewise.
	* trans-types.c: Likewise.
	* trans.c: Likewise.

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.

2015-05-27  Andre Vehreschild  <vehre@gmx.de>

	PR fortran/65548
	* trans-stmt.c (gfc_trans_allocate): Add missing location
	information for e3rhs.

2015-05-26  Paul Thomas  <pault@gcc.gnu.org>

	PR fortran/66082
	* trans-array.c (gfc_conv_array_parameter): Ensure that all
	non-variable arrays with allocatable components have the
	components deallocated after the procedure call.

2015-05-24  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.

2015-05-24  Manuel López-Ibáñez  <manu@gcc.gnu.org>

	PR fortran/44054
	* gfortran.h (struct gfc_error_buf): Rename as
	gfc_error_buffer. Move closer to push, pop and free
	methods. Reimplement using an output_buffer.
	* error.c (errors, warnings, warning_buffer, cur_error_buffer):
	Delete everywhere in this file.
	(error_char): Delete all contents.
	(gfc_increment_error_count): Delete.
	(gfc_error_now): Update comment. Set error_buffer.flag.
	(gfc_warning_check): Do not handle warning_buffer.
	(gfc_error_1): Delete.
	(gfc_error_now_1): Delete.
	(gfc_error_check): Simplify.
	(gfc_move_error_buffer_from_to): Renamed from
	gfc_move_output_buffer_from_to.
	(gfc_push_error): Handle only gfc_error_buffer.
	(gfc_pop_error): Likewise.
	(gfc_free_error): Likewise.
	(gfc_get_errors): Remove warnings and errors.
	(gfc_diagnostics_init): Use static error_buffer.
	(gfc_error_1,gfc_error_now_1): Delete declarations.
	* symbol.c, decl.c, trans-common.c, data.c, expr.c, expr.c,
	frontend-passes.c, resolve.c, match.c, parse.c: Replace
	gfc_error_1 with gfc_error and gfc_error_now_1 with gfc_error_1
	everywhere.
	* f95-lang.c (gfc_be_parse_file): Do not update errorcount and
	warningcount here.
	* primary.c (match_complex_constant): Replace gfc_error_buf and
	output_buffer with gfc_error_buffer.

2015-05-22  Jim Wilson  <jim.wilson@linaro.org>

	* Make-lang.in (check_gfortran_parallelize): Update comment.

2015-05-21  Thomas Koenig  <tkoenig@gcc.gnu.org>

	PR fortran/66176
	* frontend-passes.c (check_conjg_variable):  New function.
	(inline_matmul_assign):  Use it to keep track of conjugated
	variables.

2015-05-20  Andre Vehreschild  <vehre@gmx.de>

	PR fortran/65548
	* trans-stmt.c (gfc_trans_allocate): Always retrieve the
	descriptor or a reference to a source= expression for
	arrays and non-arrays, respectively.  Use a temporary
	symbol and gfc_trans_assignment for all source=
	assignments to allocated objects besides for class and
	derived types.

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  David Malcolm  <dmalcolm@redhat.com>

	* cpp.c (maybe_print_line): Strengthen local "map" from
	const line_map * to const line_map_ordinary *.
	(cb_file_change): Likewise for param "map" and local "from".
	(cb_line_change): Likewise for local "map".

2015-05-19  Mikhail Maltsev  <maltsevm@gmail.com>

	* interface.c (compare_actual_formal): Use std::swap instead of
	explicit swaps.
	* trans-array.c (gfc_trans_scalarized_loop_end): Likewise.
	* trans-intrinsic.c (walk_inline_intrinsic_transpose): Likewise.

2015-05-18  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.

2015-05-18  Steven G. Kargl  <kargl@gcc.gnu.org>

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

2015-05-18  Steven G. Kargl  <kargl@gcc.gnu.org>

	PR fortran/66043
	* gfortran.dg/storage_size_6.f90: New tests.

2015-05-18  Steven G. Kargl  <kargl@gcc.gnu.org>

	PR fortran/66043
	* gfortran.dg/storage_size_6.f90: New tests.

2015-05-18  Steven G. Kargl  <kargl@gcc.gnu.org>

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

2015-05-18  Steven G. Kargl  <kargl@gcc.gnu.org>

	PR fortran/66043
	* gfortran.dg/storage_size_6.f90: New tests.

2015-05-18  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.

2015-05-18  Steven G. Kargl  <kargl@gcc.gnu.org>

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

2015-05-18  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.

2015-05-16  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.

2015-05-16  Thomas Koenig  <tkoenig@gcc.gnu.org>

	PR fortran/66113
	* expr.c (is_parent_of_current_ns):  New function.
	(check_restricted):  Use it.

2015-05-16  Manuel López-Ibáñez  <manu@gcc.gnu.org>

	PR fortran/44054

	Replace all calls to gfc_notify_std_1 with gfc_notify_std and
	gfc_warning_1 with gfc_warning.
	* decl.c (gfc_verify_c_interop_param): Here.
	* resolve.c (resolve_branch): Here.
	(resolve_fl_derived): Here.
	* dependency.c (gfc_check_argument_var_dependency):
	* scanner.c (preprocessor_line): Use gfc_warning_now_at. Fix line
	counter and locations before and after warning.
	* gfortran.h (gfc_warning_1, gfc_warning_now_1, gfc_notify_std_1):
	Delete.
	(gfc_warning_now_at): Declare.
	* error.c (gfc_warning_1): Delete.
	(gfc_notify_std_1): Delete.
	(gfc_warning_now_1): Delete.
	(gfc_format_decoder): Handle two locations.
	(gfc_diagnostic_build_prefix): Rename as
	gfc_diagnostic_build_kind_prefix.
	(gfc_diagnostic_build_locus_prefix): Take an expanded_location
	instead of diagnostic_info.
	(gfc_diagnostic_build_locus_prefix): Add overload that takes two
	expanded_location.
	(gfc_diagnostic_starter): Handle two locations.
	(gfc_warning_now_at): New.
	(gfc_diagnostics_init): Initialize caret_chars array.
	(gfc_diagnostics_finish): Reset caret_chars array to default.

2015-05-16  Mikael Morin  <mikael@gcc.gnu.org>
	    Paul Thomas  <pault@gcc.gnu.org>

	PR fortran/65792
	* trans-expr.c (gfc_trans_subcomponent_assign): Always assign
	the expression component to the destination. In addition, if
	the component has allocatable components, copy them and
	deallocate those of the expression, if it is not a variable.
	The expression is fixed if not a variable to prevent multiple
	evaluations.

2015-05-12  Thomas Koenig  <tkoenig@gcc.gnu.org>

	PR fortran/66111
	* frontend-passes.c (has_dimen_vector_ref):  New function.
	(inline_matmul_assign):  Use it to return early in case
	of unhandled vector subscripts.

2015-05-12  Thomas Koenig  <tkoenig@gcc.gnu.org>

	PR fortran/66041
	PR fortran/37131
	* gfortran.h (gfc_array_spec):  Add field resolved.
	* array.c (gfc_resolve_array_spec):  Resolve array spec
	only once.

2015-05-11  Mikael Morin  <mikael@gcc.gnu.org>

	PR fortran/66100
	* simplify.c (simplify_bound): Fix assert to accept subobject arrays.

2015-05-10  Thomas Koenig  <tkoenig@gcc.gnu.org>

	PR fortran/66041
	* frontend-passes.c (scalarized_expr): Set correct dimension and
	shape for the expression to be passed to lbound. Remove trailing
	references after array refrence.
	(inline_matmul_assign):  Remove gfc_copy_expr from calls
	to scalarized_expr().

2015-05-10  Mikael Morin  <mikael@gcc.gnu.org>

	* simplify.c (simplify_bound_dim): Don't check for emptyness
	in the case of cobound simplification.  Factor lower/upper
	bound differenciation before the actual simplification.
	(simplify_bound): Remove assumed shape specific simplification.
	Don't give up early for the lbound of an assumed shape.

2015-05-09  Mikael Morin  <mikael@gcc.gnu.org>

	PR fortran/65894
	* trans-array.h (gfc_scalar_elemental_arg_saved_as_reference):
	New prototype.
	* trans-array.c (gfc_scalar_elemental_arg_saved_as_reference):
	New function.
	(gfc_add_loop_ss_code): Use gfc_scalar_elemental_arg_saved_as_reference
	as conditional.
	(gfc_walk_elemental_function_args): Set the dummy_arg field.
	* trans.h (gfc_ss_info): New subfield dummy_arg.
	* trans-expr.c (gfc_conv_procedure_call): Revert the change
	of revision 222361.
	(gfc_conv_expr): Use gfc_scalar_elemental_arg_saved_as_reference
	as conditional.

2015-05-08  Mikael Morin  <mikael@gcc.gnu.org>

	* trans-array.c (gfc_walk_elemental_function_args):
	Don't skip the advance to the next dummy argument when skipping
	absent optional args.

2015-05-05  David Malcolm  <dmalcolm@redhat.com>

	* expr.c (check_inquiry): Fix indentation so that it reflects the
	block structure.
	* interface.c (compare_parameter): Likewise.
	* parse.c (parse_oacc_structured_block): Likewise.
	* target-memory.c (expr_to_char): Likewise.
	* trans-types.c (gfc_init_kinds): Likewise.

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

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

2015-05-01  Mikael Morin  <mikael@gcc.gnu.org>

	* simplify.c (simplify_bound_dim): Tighten the check for array fullness
	by also checking for absence of subreference.
	(simplify_bound): Don't skip simplification if the array
	has subreferences.
	(simplify_cobound): Same.

2015-04-30  Thomas Koenig  <tkoenig@gcc.gnu.org>

	PR fortran/37131
	* simplify.c (simplify_bound): Get constant lower bounds of one
	from array spec for assumed and explicit shape shape arrays if
	the lower bounds are indeed one.

2015-04-30  David Malcolm  <dmalcolm@redhat.com>

	* options.c (gfc_init_options): Remove spurious second
	semicolon.
	* trans-stmt.c (gfc_trans_allocate): Likewise.

2015-04-28  Andre Vehreschild  <vehre@gmx.de>

	* interface.c (gfc_compare_types): Check for unlimited
	polymorphism flag in the correct position indepent of the _data
	component being present or not.  This prevents a segfault, when
	the _data component is not present.
	* symbol.c (gfc_type_compatible): Same.

2015-04-27  Jim Wilson  <jim.wilson@linaro.org>

	* Make-lang.in (fortran.mostlyclean): Remove gfortran and
	gfortran-cross.

2015-04-27  Andre Vehreschild  <vehre@gmx.de>

	PR fortran/59678
	PR fortran/65841
	* trans-array.c (duplicate_allocatable): Fixed deep copy of
	allocatable components, which are liable for copy only, when
	they are allocated.
	(gfc_duplicate_allocatable): Add deep-copy code into if
	component allocated block. Needed interface change for that.
	(gfc_copy_allocatable_data): Supplying NULL_TREE for code to
	add into if-block for checking whether a component was
	allocated.
	(gfc_duplicate_allocatable_nocopy): Likewise.
	(structure_alloc_comps): Likewise.
	* trans-array.h: Likewise.
	* trans-expr.c (gfc_trans_alloc_subarray_assign): Likewise.
	* trans-openmp.c (gfc_walk_alloc_comps): Likewise.

2015-04-23  Andre Vehreschild  <vehre@gmx.de>

	PR fortran/60322
	* expr.c (gfc_lval_expr_from_sym): Code to select the regular
	or class array added.
	* gfortran.h: Add IS_CLASS_ARRAY macro.
	* trans-array.c (gfc_add_loop_ss_code): Treat class objects
	to be referenced always.
	(build_class_array_ref): Adapt retrieval of array descriptor.
	(build_array_ref): Likewise.
	(gfc_conv_array_ref): Hand the vptr or the descriptor to
	build_array_ref depending whether the sym is class or not.
	(gfc_trans_array_cobounds):  Select correct gfc_array_spec for
	regular and class arrays.
	(gfc_trans_array_bounds): Likewise.
	(gfc_trans_dummy_array_bias): Likewise.
	(gfc_get_dataptr_offset): Correcting call of build_array_ref.
	(gfc_conv_expr_descriptor): Set the array's offset to -1 when
	lbound in inner most dim is 1 and symbol non-pointer/assoc.
	* trans-decl.c (gfc_build_qualified_array): Select correct
	gfc_array_spec for regular and class arrays.
	(gfc_build_dummy_array_decl): Likewise.
	(gfc_get_symbol_decl): Get a dummy array for class arrays.
	(gfc_trans_deferred_vars): Tell conv_expr that the descriptor
	is desired.
	* trans-expr.c (gfc_class_vptr_get): Get the class descriptor
	from the correct location for class arrays.
	(gfc_class_len_get): Likewise.
	(gfc_conv_intrinsic_to_class): Add handling of _len component.
	(gfc_conv_class_to_class):  Prevent access to unset array data
	when the array is an optional argument. Add handling of _len
	component.
	(gfc_copy_class_to_class): Check that _def_init is non-NULL
	when used in _vptr->copy()
	(gfc_trans_class_init_assign): Ensure that the rank of
	_def_init is zero.
	(gfc_conv_component_ref): Get the _vptr along with _data refs.
	(gfc_conv_variable): Make sure the temp array descriptor is
	returned for class arrays, too, and that class arrays are
	dereferenced correctly.
	(gfc_conv_procedure_call): For polymorphic type initialization
	the initializer has to be a pointer to _def_init stored in a
	dummy variable, which then needs to be used by value.
	* trans-intrinsic.c (gfc_conv_intrinsic_sizeof): Use the
	temporary array descriptor for class arrays, too.
	(gfc_conv_intrinsic_storage_size): Likewise.
	(gfc_conv_intrinsic_loc): Add ref to _data for BT_CLASS
	expressions.
	* trans-stmt.c (trans_associate_var): Use a temporary array for
	the associate variable of class arrays, too, making the array
	one-based (lbound == 1).
	* trans-types.c (gfc_is_nodesc_array): Use the correct
	array data.
	* trans.c (gfc_build_array_ref): Use the dummy array descriptor
	when present.
	* trans.h: Add class_vptr to gfc_se for storing a class ref's
	vptr.

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.

2015-01-09  Michael Collison  <michael.collison@linaro.org>

	* convert.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
	input.h, alias.h, symtab.h, options.h, fold-const.h,
	wide-int.h, and inchash.h due to flattening of tree.h.
	* cpp.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
	input.h, alias.h, symtab.h, fold-const.h,
	wide-int.h, and inchash.h due to flattening of tree.h.
	* decl.c: Ditto.
	* f95.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
	input.h, alias.h, symtab.h, options.h, fold-const.h,
	wide-int.h, and inchash.h due to flattening of tree.h.
	* iresolve.c: Ditto.
	* match.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
	input.h, alias.h, symtab.h, fold-const.h,
	wide-int.h, and inchash.h due to flattening of tree.h.
	* module.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
	input.h, alias.h, symtab.h, options.h, fold-const.h,
	wide-int.h, and inchash.h due to flattening of tree.h.
	* options.c: Ditto.
	* target-memory.c: Include hash-set.h, vec.h,
	double-int.h, input.h, alias.h, symtab.h, fold-const.h,
	wide-int.h, and inchash.h due to flattening of tree.h.
	* trans-array.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
	input.h, alias.h, symtab.h, options.h, fold-const.h,
	wide-int.h, and inchash.h due to flattening of tree.h.
	* trans.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
	input.h, alias.h, symtab.h, options.h, fold-const.h,
	wide-int.h, and inchash.h due to flattening of tree.h.
	* trans-common.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
	input.h, alias.h, symtab.h, fold-const.h,
	wide-int.h, and inchash.h due to flattening of tree.h.
	* trans-const.c: Ditto.
	* trans-decl.c: Ditto.
	* trans-expr.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
	input.h, alias.h, symtab.h, options.h, fold-const.h,
	wide-int.h, and inchash.h due to flattening of tree.h.
	* trans-intrinsic.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
	input.h, alias.h, symtab.h, fold-const.h,
	wide-int.h, inchash.h and real.h due to flattening of tree.h.
	* trans-io.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
	input.h, alias.h, symtab.h, options.h, fold-const.h,
	wide-int.h, and inchash.h due to flattening of tree.h.
	* trans-openmp.c: Ditto.
	* trans-stmt.c: Ditto.
	* trans-types.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
	input.h, alias.h, symtab.h, fold-const.h,
	wide-int.h, inchash.h and real.h due to flattening of tree.h.

2015-01-08  Tobias Burnus  <burnus@net-b.de>

	* trans-decl.c (gfc_build_qualified_array): Fix coarray tokens
	for module coarrays with -fcoarray=lib.
	(get_proc_pointer_decl): As module variable, make only public
	when not marked as private.

2015-01-05  Thomas Koenig  <tkoenig@gcc.gnu.org>

	PR fortran/47674
	* dependency.h:  Actually commit changes.

2015-01-05  Thomas Koenig  <tkoenig@gcc.gnu.org>

	PR fortran/47674
	* dependency.c:  Update copyright years.
	(gfc_discard_nops):  Add prototype.
	* dependency.c (discard_nops):  Rename to gfc_discard_nops,
	make non-static.
	(gfc_discard_nops):  Use gfc_discard_nops.
	(gfc_dep_difference):  Likewise.
	* frontend-passes.c  Update copyright years.
	(realloc_strings):  New function.  Add prototype.
	(gfc_run_passes):  Call realloc_strings.
	(realloc_string_callback):  New function.
	(create_var):  Add prototype.  Handle case of a
	scalar character variable.
	(optimize_trim):  Do not handle allocatable variables.

2015-01-05  Jakub Jelinek  <jakub@redhat.com>

	Update copyright years.

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

2015-01-02  Janus Weil  <janus@gcc.gnu.org>

	PR fortran/57562
	* expr.c (find_component_ref): Deal with extended types.

2015-01-02  Tobias Burnus  <burnus@net-b.de>

	* trans-decl.c (gfc_build_qualified_array): Fix coarray tokens
	for module coarrays with -fcoarray=lib.

2015-01-02  Janus Weil  <janus@gcc.gnu.org>

	PR fortran/60507
	* interface.c (is_procptr_result): New function to check if an
	expression is a procedure-pointer result.
	(compare_actual_formal): Use it.

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