path: root/gcc/fortran/ChangeLog

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

	* module.c (load_omp_udrs): Initialize name.

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

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

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

	Update copyright years.

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