path: root/gcc/fortran/ChangeLog

2013-09-18  Tobias Burnus  <burnus@net-b.de>

	* expr.c (gfc_check_assign_symbol): Free lvalue.ref.

2013-09-18  Tobias Burnus  <burnus@net-b.de>

	PR fortran/43366
	* primary.c (gfc_variable_attr): Also handle codimension.
	* resolve.c (resolve_ordinary_assign): Add invalid-diagnostic for
	polymorphic assignment.

2013-09-16  Tobias Burnus  <burnus@net-b.de>

	PR fortran/58356
	* class.c (generate_finalization_wrapper): Init proc_tree if
	not yet resolved.

2013-09-16  Tobias Burnus  <burnus@net-b.de>

	PR fortran/57697
	* resolve.c (generate_component_assignments): Correctly handle the
	case that the LHS is not allocated.

2013-09-15  Tobias Burnus  <burnus@net-b.de>

	PR fortran/57697
	* resolve.c (generate_component_assignments): Handle unallocated
	LHS with defined assignment of components.

2013-09-12  Brooks Moses  <bmoses@google.com>

	PR driver/42955
	* Make-lang.in: Do not install driver binaries in $(target)/bin.

2013-09-09  Tobias Burnus  <burnus@net-b.de>

	* invoke.texi (Error and Warning Options): Add hyphen.

2013-09-02  Thomas Koenig  <tkoenig@gcc.gnu.org>

	PR fortran/PR56519
	* gfortran.h:  Declare gfc_do_concurrent_flag as extern.
	* resolve.c:  Rename do_concurrent_flag to gfc_do_concurrent_flag
	and make non-static.
	(resolve_function):  Use gfc_do_concurrent_flag instead of
	do_concurrent_flag.
	(pure_subroutine):  Likewise.
	(resolve_code):  Likewise.
	(resolve_types):  Likewise.
	* intrinsic.c (gfc_intrinsic_sub_interface):  Raise error for
	non-pure intrinsic subroutines within DO CONCURRENT.

2013-08-29  Thomas Koenig  <tkoenig@gcc.gnu.org>

	PR fortran/52243
	* trans-expr.c (is_runtime_conformable):  New function.
	* gfc_trans_assignment_1:  Use it.

2013-08-26  Thomas Koenig  <tkoenig@gcc.gnu.org>

	PR fortran/58146
	* array.c (gfc_ref_dimen_size):  If possible, use
	gfc_dep_difference to calculate array refrence
	sizes.  Fall back to integer code otherwise.
	* dependency.c (discard_nops).  Move up.
	Also discarde widening integer conversions.
	(gfc_dep_compare_expr):  Use discard_nops.

2013-08-23  Mikael Morin  <mikael@gcc.gnu.org>

	PR fortran/57798
	* trans-array.c (gfc_conv_ss_startstride, set_loop_bounds,
	gfc_set_delta): Generate preliminary code before the outermost loop.

2013-08-23  Janus Weil  <janus@gcc.gnu.org>

	PR fortran/57843
	* interface.c (gfc_extend_assign): Look for type-bound assignment
	procedures before non-typebound.

2013-08-23  Mikael Morin  <mikael@gcc.gnu.org>

	* trans-array.c (gfc_conv_section_startstride): Move &loop->pre access
	to the callers.
	(gfc_conv_ss_startstride, gfc_conv_expr_descriptor): Update callers.

2013-08-22  Janus Weil  <janus@gcc.gnu.org>

	PR fortran/58185
	* match.c (copy_ts_from_selector_to_associate): Only build class
	container for polymorphic selector. Some cleanup.

2013-08-20  Janus Weil  <janus@gcc.gnu.org>

	PR fortran/53655
	* trans-decl.c (generate_local_decl): Check if type has any components.

2013-08-19  Janus Weil  <janus@gcc.gnu.org>

	PR fortran/46271
	* openmp.c (resolve_omp_clauses): Bugfix for procedure pointers.

2013-08-12  Thomas Koenig  <tkoenig@gcc.gnu.org>

	PR fortran/56666
	* gfortran.h (gfc_option_t):  Add warn_zerotrip.
	* invoke.texi (-Wzerotrip):  Document option.
	* lang.opt (Wzerotrip):  Add.
	* options.c (gfc_init_options):  Initialize warn_zerotrip.
	(set_Wall): Add handling of warn_zerotrip.
	(gfc_handle_option):  Handle OPT_Wzerotrip.
	* resolve.c (gfc_resolve_iterator): Honor
	gfc_option.warn_zerotrip; update error message to show
	how to suppress the warning.

2013-08-09  Janus Weil  <janus@gcc.gnu.org>

	* gfortran.h (gfc_get_code): Modified prototype.
	* class.c (finalize_component, finalization_scalarizer,
	finalization_get_offset, finalizer_insert_packed_call,
	generate_finalization_wrapper, gfc_find_derived_vtab,
	gfc_find_intrinsic_vtab): Use 'gfc_get_code'.
	* io.c (match_io_iterator, match_io_element, terminate_io, get_io_list,
	gfc_match_inquire): Call 'gfc_get_code' with argument.
	* match.c (match_simple_forall, gfc_match_forall, gfc_match_goto,
	gfc_match_nullify, gfc_match_call, match_simple_where, gfc_match_where):
	Ditto.
	* parse.c (new_level): Ditto.
	(add_statement): Use XCNEW.
	* resolve.c (resolve_entries, resolve_allocate_expr,
	resolve_select_type, build_assignment, build_init_assign): Call
	'gfc_get_code' with argument.
	* st.c (gfc_get_code): Add argument 'op'.
	* trans-expr.c (gfc_trans_class_array_init_assign): Call 'gfc_get_code'
	with argument.
	* trans-stmt.c (gfc_trans_allocate): Ditto.

2013-08-09  Janus Weil  <janus@gcc.gnu.org>

	PR fortran/58058
	* trans-intrinsic.c (gfc_conv_intrinsic_transfer): Free the temporary
	string, if necessary.

2013-08-06  Martin Jambor  <mjambor@suse.cz>

	PR fortran/57987
	* trans-decl.c (gfc_generate_function_code): Never call
	cgraph_finalize_function on nested functions.

2013-08-06  Janus Weil  <janus@gcc.gnu.org>

	PR fortran/57306
	* class.c (gfc_class_null_initializer): Rename to
	'gfc_class_initializer'. Treat non-NULL init-exprs.
	* gfortran.h (gfc_class_null_initializer): Update prototype.
	* trans-decl.c (gfc_get_symbol_decl): Treat class variables.
	* trans-expr.c (gfc_conv_initializer): Ditto.
	(gfc_trans_subcomponent_assign): Renamed gfc_class_null_initializer.

2013-07-30  Tobias Burnus  <burnus@net-b.de>

	PR fortran/57530
	* symbol.c (gfc_type_compatible): A type is type compatible with
	a class if both have the same declared type.
	* interface.c (compare_type): Reject CLASS/TYPE even if they
	are type compatible.

2013-07-30  Tobias Burnus  <burnus@net-b.de>

	PR fortran/57530
	* trans-expr.c (gfc_trans_class_assign): Handle CLASS array
	functions.
	(gfc_trans_pointer_assign): Ditto and support pointer assignment of
	a polymorphic var to a nonpolymorphic var.

2013-07-22  Po Chang  <pchang9@cs.wisc.edu>

	* match.c (gfc_match_call): Exit loop after setting i.

	* resolve.c (resolve_variable): Exit loop after setting seen.

	* expr.c (gfc_check_pointer_assign): Exit loop after setting warn.

	* trans-array.c (set_loop_bounds): Exit loop after setting
	nonoptional_arr.

	* trans-io.c (gfc_trans_transfer): Exit loop after setting seen_vector.

2013-07-28  Thomas Koenig  <tkoenig@gcc.gnu.org>

	PR fortran/58009
	* expr.c (gfc_check_vardef_context):  Check for same values in
	vector expression subscripts.

2013-07-27  Tobias Burnus  <burnus@net-b.de>

	PR fortran/57991
	* interface.c (check_some_aliasing): Also warn for intent OUT/OUT.

2013-07-27  Janus Weil  <janus@gcc.gnu.org>

	PR fortran/57285
	* check.c (dim_rank_check): Re-enable this check for CLASS arrays.

2013-07-25  Janus Weil  <janus@gcc.gnu.org>

	PR fortran/57966
	* resolve.c (resolve_typebound_function): Make sure the declared type,
	including its type-bound procedures, is resolved before resolving the
	actual type-bound call.

2013-07-25  Janus Weil  <janus@gcc.gnu.org>

	PR fortran/57639
	* interface.c (compare_parameter): Check for class_ok.
	* simplify.c (gfc_simplify_same_type_as): Ditto.

2013-07-23   Ondřej Bílka  <neleai@seznam.cz>

	* decl.c: Fix comment typos.
	* interface.c: Likewise.
	* trans-array.c: Likewise.
	* trans.c: Likewise.

2013-07-22  Tobias Burnus  <burnus@net-b.de>

	PR fortran/57906
	PR fortran/52052
	* class.c (gfc_build_class_symbol): Set coarray_comp.
	* trans-array.c (structure_alloc_comps): For coarrays,
	directly use the data pointer address.

2013-07-22  Chang  <pchang9@cs.wisc.edu>

	* trans-decl.c (gfc_build_dummy_array_decl): Exit loop after
	setting PACKED_PARTIAL.

2013-07-22  Tobias Burnus  <burnus@net-b.de>

	* trans-array.c (gfc_array_allocate): Correct memory-leak patch.

2013-07-22  Tobias Burnus  <burnus@net-b.de>

	* trans-array.c (gfc_array_allocate,
	gfc_trans_deferred_array): Plug memory leak.

2013-07-21  Ondřej Bílka  <neleai@seznam.cz>

	* trans-decl.c: Fix comment typos.
	* trans-expr.c: Ditto.

2013-07-21  Thomas Koenig  <tkoenig@gcc.gnu.org>

	PR fortran/56937
	* dependency.c (gfc_dep_resolver):  Treat identical
	array subscripts as identical; don't unconditionally
	return a dependency if an array subscript is found.

2013-07-21  Tobias Burnus  <burnus@net-b.de>

	PR fortran/35862
	* libgfortran.h (GFC_FPE_DOWNWARD, GFC_FPE_TONEAREST,
	GFC_FPE_TOWARDZERO, GFC_FPE_UPWARD): New defines.

2013-07-21  Tobias Burnus  <burnus@net-b.de>

	PR fortran/57894
	* check.c (min_max_args): Add keyword= check.

2013-07-17  Mikael Morin  <mikael@gcc.gnu.org>
	    Tobias Burnus  <burnus@net-b.de>

	PR fortran/57895
	* match.c (gfc_match_name): Ensure that the error
	message regarding -fdollar-ok gets printed.
	(gfc_match_common): Avoid multiple freeing.

2013-07-16  Tobias Burnus  <burnus@net-b.de>

	PR fortran/57912
	* trans-expr.c (gfc_trans_scalar_assign): Correct if
	condition for caf realloc.

2013-07-15  Tobias Burnus  <burnus@net-b.de>

	* trans-array.h (gfc_deallocate_alloc_comp_no_caf,
	gfc_reassign_alloc_comp_caf): New prototype.
	* trans-array.c (enum): Add DEALLOCATE_ALLOC_COMP_NO_CAF
	and COPY_ALLOC_COMP_CAF.
	(structure_alloc_comps): Handle it.
	(gfc_reassign_alloc_comp_caf,
	gfc_deallocate_alloc_comp_no_caf): New function.
	(gfc_alloc_allocatable_for_assignment): Call it.
	* trans-expr.c (gfc_trans_scalar_assign,
	gfc_trans_arrayfunc_assign, gfc_trans_assignment_1): Ditto.
	* parse.c (parse_derived): Correctly set coarray_comp.
	* resolve.c (resolve_symbol): Improve error wording.

2013-07-15  Tobias Burnus  <burnus@net-b.de>

	PR fortran/37336
	* trans.c (gfc_add_comp_finalizer_call): New function.
	* trans.h (gfc_add_comp_finalizer_call): New prototype.
	* trans-array.c (structure_alloc_comps): Call it.

2013-07-14  Thomas Koenig  <tkoenig@gcc.gnu.org>
	    Tobias Burnus  <burnus@gcc.gnu.org>

	PR fortran/52669
	* trans-decl.c (gfc_finish_var_decl):  Move setting of
	PRIVATE for a module variable if the module has a private
	default or -fmodule-private is given to...
	(gfc_create_module_variable): here. Optionally
	warn about private module variable which is not used.

2013-07-08  Tobias Burnus  <burnus@net-b.de>

	PR fortran/57834
	* check.c (is_c_interoperable): Add special case for c_f_pointer.
	(explicit-size, gfc_check_c_f_pointer, gfc_check_c_loc): Update
	call.

2013-07-08  Tobias Burnus  <burnus@net-b.de>

	PR fortran/50554
	* io.c (match_inquire_element): Add missing do-var check.

2013-07-08  Tobias Burnus  <burnus@net-b.de>

	PR fortran/57785
	* simplify.c (compute_dot_product): Complex conjugate for
	dot_product.
	(gfc_simplify_dot_product, gfc_simplify_matmul): Update call.

2013-07-08  Tobias Burnus  <burnus@net-b.de>

	PR fortran/57469
	* trans-decl.c (generate_local_decl): Don't warn that
	a dummy is unused, when it is in a namelist.

2013-07-01  Dominique d'Humieres  <dominiq@lps.ens.fr>

	PR fortran/54788
	* array.c (spec_size): handle the case as==NULL.

2013-06-26  Tobias Burnus  <burnus@net-b.de>

	PR fortran/29800
	* trans-array.c (gfc_conv_array_ref): Improve out-of-bounds
	diagnostic message.
	* trans-array.c (gfc_conv_array_ref): Update prototype.
	* trans-expr.c (gfc_conv_variable): Update call.

2013-06-24  Steven G. Kargl  <sgk@troutmask.apl.washington.edu>
	    Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>
	    Dominique d'Humieres  <dominiq@lps.ens.fr>

	PR fortran/52413
	* simplify.c (gfc_simplify_fraction): Fix the sign of negative values.

2013-06-21  Tobias Burnus  <burnus@net-b.de>

	PR fortran/37336
	* trans-array.c (gfc_trans_deferred_array): Call the
	finalizer for nonallocatable local variables.
	* trans-decl.c (gfc_get_symbol_decl): Add local
	finalizable vars to the deferred list.
	(gfc_trans_deferred_vars): Call gfc_trans_deferred_array
	for those.

2013-06-21  Tobias Burnus  <burnus@net-b.de>

	* trans-array.c (gfc_alloc_allocatable_for_assignment): Allocate
	at least one byte.
	* trans-expr.c (alloc_scalar_allocatable_for_assignment): Ditto.

2013-06-20  Tobias Burnus  <burnus@net-b.de>

	* resolve.c (get_temp_from_expr): Don't set FL_VARIABLE twice.

2013-06-17  Tobias Burnus  <burnus@net-b.de>

	* gfortran.h (gfc_option_t): Add fpe_summary.
	* gfortran.texi (_gfortran_set_options): Update.
	* invoke.texi (-ffpe-summary): Add doc.
	* lang.opt (ffpe-summary): Add flag.
	* options.c (gfc_init_options, gfc_handle_option): Handle it.
	(gfc_handle_fpe_option): Renamed from gfc_handle_fpe_trap_option,
	also handle fpe_summary.
	* trans-decl.c (create_main_function): Update
	_gfortran_set_options call.

2013-06-15  Mikael Morin  <mikael@gcc.gnu.org>

	PR fortran/49074
	PR fortran/56136
	* dependency.c (gfc_check_argument_var_dependency): Return 0 in the
	array constructor case.

2013-06-14  Tobias Burnus  <burnus@net-b.de>

	PR fortran/57508
	* resolve.c (get_temp_from_expr): Don't copy function
	result attributes to temporary.

2013-06-14  Tobias Burnus  <burnus@net-b.de>

	PR fortran/57596
	* trans-decl.c (gfc_trans_deferred_vars): Honor OPTIONAL
	for nullify and deferred-strings' length variable.

2013-06-13  Mikael Morin  <mikael@gcc.gnu.org>

	PR fortran/49074
	* trans-expr.c (gfc_conv_variable): Don't walk the reference chain.
	Handle NULL array references.
	(gfc_conv_procedure_call): Remove code handling NULL array references.

2013-06-11  Tobias Burnus  <burnus@net-b.de>

	PR fortran/57535
	* trans-array.c (build_class_array_ref): Fix ICE for
	function result variables.

2013-06-08  Tobias Burnus  <burnus@net-b.de>

	PR fortran/37336
	* trans-decl.c (init_intent_out_dt): Call finalizer
	when appropriate.

2013-06-08  Tobias Burnus  <burnus@net-b.de>

	PR fortran/57553
	* simplify.c (gfc_simplify_storage_size): Handle literal
	strings.
	* trans-intrinsic.c (gfc_conv_intrinsic_storage_size):
	Add missing fold_convert.

2013-06-07  Tobias Burnus  <burnus@net-b.de>

	PR fortran/57549
	* array.c (gfc_match_array_constructor): Call
	gfc_match_type_spec instead of gfc_match_decl_type_spec.
	* match.c (gfc_match_type_spec): Renamed from match_type_spec.
	(gfc_match_type_is, gfc_match_allocate): Update call.
	* match.h (gfc_match_type_spec): Add prototype.

2013-06-07  Tobias Burnus  <burnus@net-b.de>

	PR fortran/57556
	* trans.c (gfc_build_final_call): Init block before use.

2013-06-06  Tobias Burnus  <burnus@net-b.de>

	PR fortran/57542
	* trans.c (gfc_build_final_call): Add se.pre to the block
	and modify the assert.

2013-06-04  Tobias Burnus  <burnus@net-b.de>

	PR fortran/37336
	* trans.h (gfc_build_final_call): Remove prototype.
	(gfc_add_finalizer_call): Add prototype.
	* trans-array.c (gfc_trans_dealloc_allocated): Support finalization.
	(structure_alloc_comps): Update caller.
	(gfc_trans_deferred_array): Call finalizer.
	* trans-array.h (gfc_trans_dealloc_allocated): Update prototype.
	* trans-decl.c (gfc_trans_deferred_vars): Don't deallocate/finalize
	variables of the main program.
	* trans-expr.c (gfc_conv_procedure_call): Support finalization.
	* trans-openmp.c (gfc_omp_clause_dtor,
	gfc_trans_omp_array_reduction): Update calls.
	* trans-stmt.c (gfc_trans_deallocate): Avoid double deallocation
	of alloc components.
	* trans.c (gfc_add_finalizer_call): New function.
	(gfc_deallocate_with_status,
	gfc_deallocate_scalar_with_status): Call it
	(gfc_build_final_call): Fix handling of scalar coarrays,
	move up in the file and make static.

2013-06-01  Janus Weil  <janus@gcc.gnu.org>
	    Mikael Morin  <mikael@gcc.gnu.org>

	* error.c (get_terminal_width): Only limit the width if we're
	outputting to a terminal. Try to determine width via ioctl.

2013-06-01  Tobias Burnus  <burnus@net-b.de>

	* decl.c (add_global_entry): Take locus.
	(gfc_match_entry): Update call.
	(gfc_match_end): Better error location.
	* parse.c (parse_block_data, parse_module, add_global_procedure,
	add_global_program): Use better locus data.

2013-05-31  Tobias Burnus  <burnus@net-b.de>

	PR fortran/57456
	* trans-array.c (gfc_array_init_size): Use passed type spec,
	when available.
	(gfc_array_allocate): Pass typespec on.
	* trans-array.h (gfc_array_allocate): Update prototype.
	* trans-stmt.c (gfc_trans_allocate): Pass typespec on.

2013-05-31  Janus Weil  <janus@gcc.gnu.org>

	PR fortran/54190
	PR fortran/57217
	* gfortran.h (gfc_terminal_width): Remove prototype.
	* error.c (get_terminal_width): Moved here from misc.c. Renamed.
	Try to determine terminal width from environment variable.
	* interface.c (compare_type, compare_rank): New functions. Fix assumed
	type/rank handling.
	(compare_type_rank, check_dummy_characteristics,
	check_result_characteristics, gfc_compare_interfaces): Use them.
	(symbol_rank): Slightly modified and moved.
	* misc.c (gfc_terminal_width): Moved to error.c.

2013-05-30  Janus Weil  <janus@gcc.gnu.org>

	PR fortran/54189
	* resolve.c (check_assumed_size_reference): Check for e->ref.

2013-05-30  Tobias Burnus  <burnus@net-b.de>

	PR fortran/57458
	* interface.c (compare_parameter): Update C1239/C1240 constraint
	check for assumed-rank/TS29113.

2013-05-29  Tobias Burnus  <burnus@net-b.de>

	PR fortran/37336
	* class.c (finalize_component): Fix coarray array refs.
	(generate_finalization_wrapper): Only gfc_convert_type_warn
	when the kind value is different.
	(gfc_find_intrinsic_vtab): _copy's dst is now intent(inout).
	(gfc_find_derived_vtab): Ditto. Enable finalization-wrapper
	generation.
	* module.c (MOD_VERSION): Bump.
	(gfc_dump_module, gfc_use_module): Remove empty line in .mod.
	* trans-array.c (gfc_conv_descriptor_token): Accept nonrestricted
	void pointer.
	(gfc_array_allocate, structure_alloc_comps): Don't nullify for
	BT_CLASS allocations.
	* trans-stmt.c (gfc_trans_allocate): Ditto.

2013-05-29  Tobias Burnus  <burnus@net-b.de>

	PR fortran/37336
	* resolve.c (gfc_resolve_finalizers): Remove not implemented error.

2013-05-28  Tobias Burnus  <burnus@net-b.de>

	* trans-expr.c (gfc_conv_procedure_call): Deallocate
	polymorphic arrays for allocatable intent(out) dummies.
	(gfc_reset_vptr): New function, moved from trans-stmt.c
	and extended.
	* trans-stmt.c (reset_vptr): Remove.
	(gfc_trans_deallocate): Update calls.
	* trans.h (gfc_reset_vptr): New prototype.

2013-05-28  Dominique d'Humieres  <dominiq@lps.ens.fr>

	PR fortran/57435
	* module.c (check_for_ambiguous): Avoid null pointer deref.

2013-05-28  Janus Weil  <janus@gcc.gnu.org>
	    Tobias Burnus  <burnus@net-b.de>

	PR fortran/57217
	* interface.c (check_dummy_characteristics): Symmetrize type check.

2013-05-27  Bud Davis  <jmdavis@link.com>

	PR fortran/50405
	* resolve.c (resolve_formal_arglist): Detect error when an argument
	has the same name as the function.

2013-05-27  Tobias Burnus  <burnus@net-b.de>

	* expr.c (gfc_build_intrinsic_call): Make symbol as attr.artificial.
	* intrinsic.c (gfc_is_intrinsic): Disable std check for those.

2013-05-22  Tobias Burnus  <burnus@net-b.de>

	* resolve.c (get_temp_from_expr): Change mangling to
	start always with a _.

2013-05-22  Tobias Burnus  <burnus@net-b.de>

	* resolve.c (get_temp_from_expr): Fix temp var mangling.

2013-05-22  Tobias Burnus  <burnus@net-b.de>

	PR fortran/57364
	* resolve.c (get_temp_from_expr): Commit created sym.

2013-05-22  Tobias Burnus  <burnus@net-b.de>

	PR fortran/57338
	* intrinsic.c (do_check): Move some checks to ...
	(do_ts29113_check): ... this new function.
	(check_specific, gfc_intrinsic_sub_interface): Call it.

2013-05-22  Janne Blomqvist  <jb@gcc.gnu.org>

	* intrinsic.texi (RANDOM_SEED): Improve example.

2013-05-21  Tobias Burnus  <burnus@net-b.de>

	PR fortran/57035
	* intrinsic.c (do_check): Add constraint check for
	NO_ARG_CHECK, assumed rank and assumed type.
	* gfortran.texi (NO_ARG_CHECK): Minor wording change,
	allow PRESENT intrinsic.

2013-05-20  Tobias Burnus  <burnus@net-b.de>

	PR fortran/48858
	PR fortran/55465
	* decl.c (add_global_entry): Add sym_name.
	* parse.c (add_global_procedure): Ditto.
	* resolve.c (resolve_bind_c_derived_types): Handle multiple decl for
	a procedure.
	(resolve_global_procedure): Handle gsym->ns pointing to a module.
	* trans-decl.c (gfc_get_extern_function_decl): Ditto.

2013-05-20  Tobias Burnus  <burnus@net-b.de>

	PR fortran/48858
	* decl.c (add_global_entry): Use nonbinding name
	only for F2003 or if no binding label exists.
	(gfc_match_entry): Update calls.
	* parse.c (gfc_global_used): Improve error message.
	(add_global_procedure): Use nonbinding name
	only for F2003 or if no binding label exists.
	(gfc_parse_file): Update call.
	* resolve.c (resolve_global_procedure): Use binding
	name when available.
	* trans-decl.c (gfc_get_extern_function_decl): Ditto.

2013-05-20  Tobias Burnus  <burnus@net-b.de>

	PR fortran/48858
	* decl.c (gfc_match_bind_c_stmt): Add gfc_notify_std.
	* match.c (gfc_match_common): Don't add commons to gsym.
	* resolve.c (resolve_common_blocks): Add to gsym and
	add checks.
	(resolve_bind_c_comms): Remove.
	(resolve_types): Remove call to the latter.
	* trans-common.c (gfc_common_ns): Remove static var.
	(gfc_map_of_all_commons): Add static var.
	(build_common_decl): Correctly handle binding label.

2013-05-16  Jason Merrill  <jason@redhat.com>

	* Make-lang.in (f951$(exeext)): Use link mutex.

2013-05-05  Tobias Burnus  <burnus@net-b.de>

	* resolve.c (conformable_arrays): Avoid segfault
	when ar.start[i] == NULL.

2013-05-05  Tobias Burnus  <burnus@net-b.de>

	PR fortran/57141
	* decl.c (gfc_match_null): Permit use-associated
	NULL intrinsic.

2013-05-04  Tobias Burnus  <burnus@net-b.de>

	* decl.c (gfc_verify_c_interop_param): Permit allocatable
	and pointer with -std=f2008ts.

2013-05-02  Tobias Burnus  <burnus@net-b.de>

	PR fortran/57142
	* simplify.c (gfc_simplify_size): Renamed from
	simplify_size; fix kind=8 handling.
	(gfc_simplify_size): New function.
	(gfc_simplify_shape): Add range check.
	* resolve.c (resolve_function): Fix handling
	for ISYM_SIZE.

2013-05-01  Thomas Koenig  <tkoenig@gcc.gnu.org>

	* frontend-passes.c (optimize_power):  Fix typo
	in comment.

2013-04-30  Thomas Koenig  <tkoenig@gcc.gnu.org>

	PR fortran/57071
	* frontend-passes.c (optimize_power):  Simplify
	1**k to 1.

2013-04-28  Tobias Burnus  <burnus@net-b.de>

	PR fortran/57114
	* intrinsic.texi (RANK): Correct syntax description and
	expected result.

2013-04-28  Tobias Burnus  <burnus@net-b.de>

	PR fortran/57093
	* trans-types.c (gfc_get_element_type): Fix handling
	of scalar coarrays of type character.
	* intrinsic.texi (PACK): Add missing ")".

2013-04-28  Thomas Koenig  <tkoenig@gcc.gnu.org>

	PR fortran/57071
	* frontend-passes (optimize_power):  New function.
	(optimize_op):  Use it.

2013-04-25  Janne Blomqvist  <jb@gcc.gnu.org>

	PR bootstrap/57028
	* Make-lang.in (f951): Link in ZLIB.
	(CFLAGS-fortran/module.o): Add zlib include directory.

2013-04-22  Janus Weil  <janus@gcc.gnu.org>

	PR fortran/53685
	PR fortran/57022
	* check.c (gfc_calculate_transfer_sizes): Fix for array-valued SOURCE
	expressions.
	* simplify.c (gfc_simplify_sizeof,gfc_simplify_storage_size): Get rid
	of special treatment for EXPR_ARRAY.
	* target-memory.h (gfc_element_size): New prototype.
	* target-memory.c (size_array): Remove.
	(gfc_element_size): New function.
	(gfc_target_expr_size): Modified to always return the full size of the
	expression.

2013-04-20  Tobias Burnus  <burnus@net-b.de>

	PR fortran/56907
	* trans-intrinsic.c (conv_isocbinding_function): Don't pack array
	passed to C_LOC

2013-04-19  Thomas Koenig  <tkoenig@gcc.gnu.org>
	    Mikael Morin  <mikael@gcc.gnu.org>

	PR fortran/56872
	* frontend-passes.c (copy_walk_reduction_arg): Change argument type
	to gfc_constructor.  If it has an iterator, wrap the copy of its
	expression in an array constructor with that iterator.  Don't special
	case function expressions.
	(callback_reduction): Update caller.  Don't return early if there is
	an iterator.

2013-04-18  Tobias Burnus  <burnus@net-b.de>

	* expr.c (find_array_element): Don't copy expr.
	* data.c (create_character_initializer): Free expr.
	* frontend-passes.c (combine_array_constructor): Ditto.
	* match.c (match_typebound_call, gfc_match_select_type): Ditto.
	* resolve.c (resolve_typebound_function): Free gfc_ref.

2013-04-18  Tobias Burnus  <burnus@net-b.de>

	PR fortran/56994
	* invoke.texi (NEAREST): S argument is not optional.

2013-04-17  Janus Weil  <janus@gcc.gnu.org>

	PR fortran/56814
	* interface.c (check_result_characteristics): Get result from interface
	if present.

2013-04-17  Janne Blomqvist  <jb@gcc.gnu.org>

	PR fortran/40958
	* scanner.h: New file.
	* Make-lang.in: Dependencies on scanner.h.
	* scanner.c (gfc_directorylist): Move to scanner.h.
	* module.c: Don't include md5.h, include scanner.h and zlib.h.
	(MOD_VERSION): Add comment about backwards compatibility.
	(module_fp): Change type to gzFile.
	(ctx): Remove.
	(gzopen_included_file_1): New function.
	(gzopen_included_file): New function.
	(gzopen_intrinsic_module): New function.
	(write_char): Use gzputc.
	(read_crc32_from_module_file): New function.
	(read_md5_from_module_file): Remove.
	(gfc_dump_module): Use gz* functions instead of stdio, check gzip
	crc32 instead of md5.
	(read_module_to_tmpbuf): Use gz* functions instead of stdio.
	(gfc_use_module): Use gz* functions.

2013-04-16  Tobias Burnus  <burnus@net-b.de>

	PR fortran/39505
	* decl.c (ext_attr_list): Add EXT_ATTR_NO_ARG_CHECK.
	* gfortran.h (ext_attr_id_t): Ditto.
	* gfortran.texi (GNU Fortran Compiler Directives):
	Document it.
	* interface.c (compare_type_rank): Ignore rank for NO_ARG_CHECK.
	(compare_parameter): Ditto - and regard as unlimited polymorphic.
	* resolve.c (resolve_symbol, resolve_variable): Add same constraint
	checks as for TYPE(*); turn dummy to TYPE(*),dimension(*).
	(gfc_explicit_interface_required): Require explicit interface
	for NO_ARG_CHECK.

2013-04-16  Janus Weil  <janus@gcc.gnu.org>

	PR fortran/56968
	* expr.c (gfc_check_pointer_assign): Handle generic functions returning
	procedure pointers.

2013-04-16  Tobias Burnus  <burnus@net-b.de>

	PR fortran/56969
	* intrinsic.c (gfc_intrinsic_func_interface): Don't set
	module name to "(intrinsic)" for intrinsics from intrinsic
	modules.

2013-04-15  Tobias Burnus  <burnus@net-b.de>

	* intrinsic.texi (SYSTEM_CLOCK): Recommend kind=8.

2013-04-15  Janne Blomqvist  <jb@gcc.gnu.org>

	PR fortran/56919
	* intrinsics.texi (SYSTEM_CLOCK): Update documentation.

2013-04-15  Tobias Burnus  <burnus@net-b.de>

	* class.c (gfc_find_intrinsic_vtab): Removed unused var.
	* dependency.c (check_data_pointer_types): Fix check.
	* frontend-passes.c (check_data_pointer_types): Remove
	superfluous statement.
	* parse.c (decode_omp_directive): Add missing break.
	* resolve.c (resolve_typebound_subroutine: Free variable.
	* trans-decl.c (create_function_arglist): Correct condition.

2013-04-14  Mikael Morin  <mikael@gcc.gnu.org>

	PR fortran/56816
	* match.c (gfc_match_select_type): Add syntax error. Move namespace
	allocation and cleanup...
	* parse.c (decode_statement): ... here.

2013-04-13  Janus Weil  <janus@gcc.gnu.org>

	PR fortran/55959
	* expr.c (gfc_simplify_expr): Branch is not unreachable.

2013-04-12  Janus Weil  <janus@gcc.gnu.org>

	PR fortran/56266
	* primary.c (gfc_match_varspec): Turn gcc_assert into MATCH_ERROR.

2013-04-12  Tobias Burnus  <burnus@net-b.de>

	PR fortran/56929
	* trans-array.c (duplicate_allocatable): Fix handling
	of scalar coarrays.

2013-04-12  Janus Weil  <janus@gcc.gnu.org>

	PR fortran/56261
	* gfortran.h (gfc_explicit_interface_required): New prototype.
	* expr.c (gfc_check_pointer_assign): Check if an explicit interface is
	required in a proc-ptr assignment.
	* interface.c (check_result_characteristics): Extra check.
	* resolve.c (gfc_explicit_interface_required): New function.
	(resolve_global_procedure): Use new function
	'gfc_explicit_interface_required'. Do a full interface check.

2013-04-12  Tobias Burnus  <burnus@net-b.de>

	PR fortran/56845
	* trans-decl.c (gfc_trans_deferred_vars): Restrict
	static CLASS init to SAVE and -fno-automatic.

2013-04-12  Tobias Burnus  <burnus@net-b.de>

	PR fortran/56845
	* trans-decl.c (gfc_trans_deferred_vars): Set _vptr for
	allocatable static BT_CLASS.
	* trans-expr.c (gfc_class_set_static_fields): New function.
	* trans.h (gfc_class_set_static_fields): New prototype.

2013-04-11  Janne Blomqvist  <jb@gcc.gnu.org>

	* gfortran.h: Remove enum gfc_try, replace gfc_try with bool type.
	* arith.c: Replace gfc_try with bool type.
	* array.c: Likewise.
	* check.c: Likewise.
	* class.c: Likewise.
	* cpp.c: Likewise.
	* cpp.h: Likewise.
	* data.c: Likewise.
	* data.h: Likewise.
	* decl.c: Likewise.
	* error.c: Likewise.
	* expr.c: Likewise.
	* f95-lang.c: Likewise.
	* interface.c: Likewise.
	* intrinsic.c: Likewise.
	* intrinsic.h: Likewise.
	* io.c: Likewise.
	* match.c: Likewise.
	* match.h: Likewise.
	* module.c: Likewise.
	* openmp.c: Likewise.
	* parse.c: Likewise.
	* parse.h: Likewise.
	* primary.c: Likewise.
	* resolve.c: Likewise.
	* scanner.c: Likewise.
	* simplify.c: Likewise.
	* symbol.c: Likewise.
	* trans-intrinsic.c: Likewise.
	* trans-openmp.c: Likewise.
	* trans-stmt.c: Likewise.
	* trans-types.c: Likewise.

2013-04-09  Tobias Burnus  <burnus@net-b.de>

	* gfortran.texi (KIND Type Parameters,
	Internal representation of LOGICAL variables): Add crossrefs.
	(Intrinsic Types): Mention issues with _Bool interop.
	(Naming and argument-passing conventions): New section.

2013-04-08  Thomas Koenig  <tkoenig@gcc.gnu.org>

	PR fortran/56782
	* frontend-passes.c (callback_reduction):  Don't do
	any simplification if there is only a single element
	which has an iterator.

2013-04-07  Tobias Burnus  <burnus@net-b.de>

	PR fortran/56849
	* iresolve.c (gfc_resolve_reshape): Set shape also
	with order=.

2013-04-04  Janus Weil  <janus@gcc.gnu.org>

	PR fortran/40881
	* match.c (gfc_match_return): Remove standard notification.
	* primary.c (gfc_match_actual_arglist): Add standard notification.

2013-04-04  Tobias Burnus  <burnus@net-b.de>

	PR fortran/50269
	* gcc/fortran/check.c (is_c_interoperable,
	gfc_check_c_loc): Correct c_loc array checking
	for Fortran 2003 and Fortran 2008.

2013-04-03  Janus Weil  <janus@gcc.gnu.org>

	PR fortran/56284
	PR fortran/40881
	* decl.c (gfc_match_formal_arglist): Warn about alternate-return
	arguments.
	* interface.c (check_dummy_characteristics): Return if symbols are NULL.

2013-04-01  Janus Weil  <janus@gcc.gnu.org>

	PR fortran/56500
	* symbol.c (gfc_set_default_type): Build class container for
	IMPLICIT CLASS.

2013-03-31  Tobias Burnus  <burnus@net-b.de>

	* class.c (finalization_scalarizer, finalizer_insert_packed_call,
	generate_finalization_wrapper): Avoid segfault with absent SIZE=
	argument to TRANSFER and use correct result kind for SIZE.
	* intrinsic.c (gfc_isym_id_by_intmod): Also handle ids of
	nonmodules.
	* trans.c (gfc_build_final_call): Handle coarrays.

2013-03-30  Thomas Koenig  <tkoenig@gcc.gnu.org>

	* trans-expr.c (build_memcmp_call):  New function.
	(gfc_build_compare_string):  If the strings
	compared have constant and equal lengths and
	the strings are kind=1, or, for kind=4 strings,
	the test is for (in)equality, use memcmp().

2013-03-29  Tobias Burnus  <burnus@net-b.de>

	PR fortran/35203
	* trans-decl.c (create_function_arglist): Pass hidden argument
	for passed-by-value optional+value dummies.
	* trans-expr.c (gfc_conv_expr_present,
	gfc_conv_procedure_call): Handle those.

2013-03-28  Thomas Koenig  <tkoenig@gcc.gnu.org>

	PR fortran/45159
	* gfortran.h (gfc_dep_difference):  Add prototype.
	* dependency.c (discard_nops):  New function.
	(gfc_dep_difference):  New function.
	(check_section_vs_section):  Use gfc_dep_difference
	to calculate the difference of starting indices.
	* trans-expr.c (gfc_conv_substring):  Use
	gfc_dep_difference to calculate the length of
	substrings where possible.

2013-03-28  Thomas Koenig  <tkoenig@gcc.gnu.org>

	PR fortran/55806
	* frontend-passes.c (optimize_code):  Keep track of
	current code to make code insertion possible.
	(combine_array_constructor):  New function.
	(optimize_op):  Call it.

2013-03-27  Tobias Burnus  <burnus@net-b.de>

	PR fortran/56650
	PR fortran/36437
	* check.c (gfc_check_sizeof, gfc_check_c_sizeof,
	gfc_check_storage_size): Update checks.
	* intrinsic.texi (SIZEOF): Correct class.
	* intrinsic.h (gfc_simplify_sizeof,
	gfc_simplify_storage_size): New prototypes.
	* intrinsic.c (add_functions): Use them.
	* simplify.c (gfc_simplify_sizeof,
	gfc_simplify_storage_size): New functions.

2013-03-27  Janne Blomqvist  <jb@gcc.gnu.org>

	PR fortran/25708
	* module.c (module_locus): Use long for position.
	(module_content): New variable.
	(module_pos): Likewise.
	(prev_character): Remove.
	(bad_module): Free data instead of closing mod file.
	(set_module_locus): Use module_pos.
	(get_module_locus): Likewise.
	(module_char): use buffer rather than stdio file.
	(module_unget_char): Likewise.
	(read_module_to_tmpbuf): New function.
	(gfc_use_module): Call read_module_to_tmpbuf.

2013-03-26  Tobias Burnus  <burnus@net-b.de>

	PR fortran/56649
	* simplify.c (gfc_simplify_merge): Simplify more.

2013-03-25  Tobias Burnus  <burnus@net-b.de>

	PR fortran/38536
	PR fortran/38813
	PR fortran/38894
	PR fortran/39288
	PR fortran/40963
	PR fortran/45824
	PR fortran/47023
	PR fortran/47034
	PR fortran/49023
	PR fortran/50269
	PR fortran/50612
	PR fortran/52426
	PR fortran/54263
	PR fortran/55343
	PR fortran/55444
	PR fortran/55574
	PR fortran/56079
	PR fortran/56378
	* check.c (gfc_var_strlen): Properly handle 0-sized string.
	(gfc_check_c_sizeof): Use is_c_interoperable, add checks.
	(is_c_interoperable, gfc_check_c_associated, gfc_check_c_f_pointer,
	gfc_check_c_f_procpointer, gfc_check_c_funloc, gfc_check_c_loc): New
	functions.
	* expr.c (check_inquiry): Add c_sizeof, compiler_version and
	compiler_options.
	(gfc_check_pointer_assign): Refine function result check.
	gfortran.h (gfc_isym_id): Add GFC_ISYM_C_ASSOCIATED,
	GFC_ISYM_C_F_POINTER, GFC_ISYM_C_F_PROCPOINTER, GFC_ISYM_C_FUNLOC,
	GFC_ISYM_C_LOC.
	(iso_fortran_env_symbol, iso_c_binding_symbol): Handle
	NAMED_SUBROUTINE.
	(generate_isocbinding_symbol): Update prototype.
	(get_iso_c_sym): Remove.
	(gfc_isym_id_by_intmod, gfc_isym_id_by_intmod_sym): New prototypes.
	* intrinsic.c (gfc_intrinsic_subroutine_by_id): New function.
	(gfc_intrinsic_sub_interface): Use it.
	(add_functions, add_subroutines): Add missing C-binding intrinsics.
	(gfc_intrinsic_func_interface): Add special case for c_loc.
	gfc_isym_id_by_intmod, gfc_isym_id_by_intmod_sym): New functions.
	(gfc_intrinsic_func_interface, gfc_intrinsic_sub_interface): Use them.
	* intrinsic.h (gfc_check_c_associated, gfc_check_c_f_pointer,
	gfc_check_c_f_procpointer, gfc_check_c_funloc, gfc_check_c_loc,
	gfc_resolve_c_loc, gfc_resolve_c_funloc): New prototypes.
	* iresolve.c (gfc_resolve_c_loc, gfc_resolve_c_funloc): New
	functions.
	* iso-c-binding.def: Split PROCEDURE into NAMED_SUBROUTINE and
	NAMED_FUNCTION.
	* iso-fortran-env.def: Add NAMED_SUBROUTINE for completeness.
	* module.c (create_intrinsic_function): Support subroutines and
	derived-type results.
	(use_iso_fortran_env_module): Update calls.
	(import_iso_c_binding_module): Ditto; update calls to
	generate_isocbinding_symbol.
	* resolve.c (find_arglists): Skip for intrinsic symbols.
	(gfc_resolve_intrinsic): Find intrinsic subs via id.
	(is_scalar_expr_ptr, gfc_iso_c_func_interface,
	set_name_and_label, gfc_iso_c_sub_interface): Remove.
	(resolve_function, resolve_specific_s0): Remove calls to those.
	(resolve_structure_cons): Fix handling.
	* symbol.c (gen_special_c_interop_ptr): Update c_ptr/c_funptr
	generation.
	(gen_cptr_param, gen_fptr_param, gen_shape_param,
	build_formal_args, get_iso_c_sym): Remove.
	(std_for_isocbinding_symbol): Handle NAMED_SUBROUTINE.
	(generate_isocbinding_symbol): Support hidden symbols and
	using c_ptr/c_funptr symtrees for nullptr defs.
	* target-memory.c (gfc_target_encode_expr): Fix handling
	of c_ptr/c_funptr.
	* trans-expr.c (conv_isocbinding_procedure): Remove.
	(gfc_conv_procedure_call): Remove call to it.
	(gfc_trans_subcomponent_assign, gfc_conv_expr): Update handling
	of c_ptr/c_funptr.
	* trans-intrinsic.c (conv_isocbinding_function,
	conv_isocbinding_subroutine): New.
	(gfc_conv_intrinsic_function, gfc_conv_intrinsic_subroutine):
	Call them.
	* trans-io.c (transfer_expr): Fix handling of c_ptr/c_funptr.
	* trans-types.c (gfc_typenode_for_spec,
	gfc_get_derived_type): Ditto.
	(gfc_init_c_interop_kinds): Handle NAMED_SUBROUTINE.

2013-03-18  Tobias Burnus  <burnus@net-b.de>

	* gfortran.h (gfc_option_t): Remove flag_whole_file.
	* invoke.texi (-fno-whole-file): Remove.
	* lang.opt (fwhole-file): Change to Ignore.
	* options.c (gfc_init_options, gfc_post_options,
	gfc_handle_option): Remove !flag_whole_file handling
	* parse.c (resolve_all_program_units, translate_all_program_units,
	gfc_parse_file): Ditto.
	* resolve.c (resolve_global_procedure): Ditto.
	* trans-decl.c (gfc_get_symbol_decl, gfc_get_extern_function_decl,
	gfc_create_module_variable): Ditto.
	* trans-types.c (gfc_get_derived_type): Ditto.

2013-03-15  Tobias Burnus  <burnus@net-b.de>

	PR fortran/56615
	* trans-intrinsic.c (gfc_conv_intrinsic_transfer): Pack arrays
	if they are not simply contiguous.

2013-03-11  Tobias Burnus  <burnus@net-b.de>

	* gfortran.texi (STRUCTURE and RECORD): State more clearly how
	to convert them into derived types.

2013-03-10  Paul Thomas  <pault@gcc.gnu.org>

	PR fortran/56575
	* expr.c (gfc_default_initializer): Check that a class declared
	type has any components.
	* resolve.c (resolve_fl_derived0): On failing the test for C437
	set the type to BT_UNKNOWN to prevent repeat error messages.

2013-03-03  Mikael Morin  <mikael@gcc.gnu.org>

	PR fortran/56477
	* expr.c (gfc_check_pointer_assign): Avoid NULL pointer dereference.

2013-03-03  Mikael Morin  <mikael@gcc.gnu.org>

	PR fortran/54730
	* array.c (gfc_match_array_constructor): Set a checkpoint before
	matching a typespec.  Drop it on success, restore it otherwise.

2013-03-03  Mikael Morin  <mikael@gcc.gnu.org>

	PR fortran/54730
	* gfortran.h (struct gfc_undo_change_set): New field 'previous'.
	(gfc_new_undo_checkpoint, gfc_drop_last_undo_checkpoint,
	gfc_restore_last_undo_checkpoint): New prototypes.
	* symbol.c (default_undo_chgset_var): Update initialization.
	(single_undo_checkpoint_p, gfc_new_undo_checkpoint,
	free_undo_change_set_data, pop_undo_change_set,
	gfc_drop_last_undo_checkpoint, enforce_single_undo_checkpoint):
	New functions.
	(save_symbol_data): Handle multiple change sets.  Make sure old_symbol
	field's previous value is not overwritten.  Clear gfc_new field.
	(restore_old_symbol): Restore previous old_symbol field.
	(gfc_restore_last_undo_checkpoint): New function, using body renamed
	from gfc_undo_symbols.  Restore the previous change set as current one.
	(gfc_undo_symbols): New body.
	(gfc_commit_symbols, gfc_commit_symbol, gfc_enforce_clean_symbol_state):
	Call enforce_single_undo_checkpoint.
	(gfc_symbol_done_2): Ditto.  Free change set data.

2013-03-03  Mikael Morin  <mikael@gcc.gnu.org>

	* symbol.c (restore_old_symbol): Fix thinko.

2013-03-03  Mikael Morin  <mikael@gcc.gnu.org>

	* symbol.c (gfc_undo_symbols): Move code...
	(restore_old_symbol): ... here as a new function.

2013-03-03  Mikael Morin  <mikael@gcc.gnu.org>

	* Make-lang.in (F95_PARSER_OBJS): Add dependency to vec.h.
	* gfortran.h: Include vec.h.
	(gfc_undo_change_set): New struct.
	* symbol.c (tentative_tbp): Remove struct.
	(changed_syms, tentative_tbp_list): Remove variables.
	(default_undo_chgset_var, latest_undo_chgset): New variables.
	(save_symbol_data, gfc_get_sym_tree, gfc_undo_symbols,
	gfc_commit_symbols, gfc_commit_symbol,
	gfc_enforce_clean_symbol_state, gfc_get_typebound_proc):
	Use latest_undo_chgset instead of changed_syms and tentative_tbp_list.

2013-03-01  Tobias Burnus  <burnus@net-b.de>

	PR fortran/56491
	* iresolve.c (resolve_bound): Use gfc_get_string instead of xstrdup.
	* symbol.c (free_components): Free proc-pointer components.

2013-03-01  Tobias Burnus  <burnus@net-b.de>

	* trans-decl.c (gfc_trans_deferred_vars): Free expr after use.
	* trans-io.c (build_dt): Ditto.

2013-02-24  Joseph Myers  <joseph@codesourcery.com>

	* resolve.c (generate_component_assignments): Don't use UTF-8
	ligature in diagnostic.

2013-02-21  Janus Weil  <janus@gcc.gnu.org>

	PR fortran/56385
	* trans-array.c (structure_alloc_comps): Handle procedure-pointer
	components with allocatable result.

2013-02-21  Tobias Burnus  <burnus@net-b.de>

	PR fortran/56416
	* gfortran.texi (Part II: Language Reference, Extensions,
	Non-Fortran Main Program): Sort @menu to match actual section order.
	* intrinsic.texi (Intrinsic Procedures): Ditto.
	(C_F_POINTER, PRECISION): Move to the alphabetically correct place.

2013-02-15  Tobias Burnus  <burnus@net-b.de>
	    Mikael Morin  <mikael@gcc.gnu.org>

	PR fortran/56318
	* simplify.c (gfc_simplify_matmul): Fix result shape
	and matmul result.

2013-02-15  Tobias Burnus  <burnus@net-b.de>

	PR fortran/53818
	* resolve.c (apply_default_init_local): Don't create an
	initializer for a result variable.

2013-02-14  Thomas Koenig  <tkoenig@gcc.gnu.org>

	PR fortran/56224
	* gfortran.h (gfc_add_include_path):  Add boolean argument
	for warn.
	* scanner.c (gfc_add_include_path):  Pass along warn argument
	to add_path_to_list.
	* options.c (gfc_post_options):  Add true warn argument to
	gfc_add_include_path.
	(gfc_handle_module_path_options):  Likewise.
	(gfc_handle_option): Also gfc_add_include_path for intrinsic
	modules, without warning.

2013-02-14  Paul Thomas  <pault@gcc.gnu.org>
	    Tobias Burnus  <burnus@net-b.de>

	PR testsuite/56138
	* trans-decl.c (gfc_get_symbol_decl): Fix deferred-length
	results for functions without extra result variable.

	Revert:
	2013-01-30  Tobias Burnus  <burnus@net-b.de>

	PR fortran/56138
	* trans-decl.c (gfc_trans_deferred_vars): Fix deferred-length
	results for functions without extra result variable.

2013-02-12  Janus Weil  <janus@gcc.gnu.org>

	PR fortran/46952
	* resolve.c (resolve_call): Do not check deferred procedures for
	recursiveness.

2013-02-09  Paul Thomas  <pault@gcc.gnu.org>

	PR fortran/55362
	* check.c (array_check): It is an error if a procedure is
	passed.

2013-02-08  Mikael Morin  <mikael@gcc.gnu.org>

	PR fortran/54107
	* trans-types.c (gfc_get_function_type): Change a NULL backend_decl
	to error_mark_node on entry.  Detect recursive types.  Build a variadic
	procedure type if the type is recursive.  Restore the initial
	backend_decl.

2013-02-07  Tobias Burnus  <burnus@net-b.de>

	PR fortran/54339
	* gfortran.texi (Standards): Mention TS29113.
	(Varying Length Character): Mention deferred-length
	strings.
	(Fortran 2003 Status): Add unlimited polymorphic.
	(TS 29113 Status): Add TYPE(*) and DIMENSION(..).
	(C Interop): Update the section about TS29113.

2013-02-06 Paul Thomas  <pault@gcc.gnu.org>

	PR fortran/55789
	* trans-array.c (trans_array_constructor): Remove condition
	'dynamic' = true if the loop ubound is a VAR_DECL.

2013-02-04  Paul Thomas  <pault@gcc.gnu.org>

	PR fortran/56008
	PR fortran/47517
	* trans-array.c (gfc_alloc_allocatable_for_assignment): Save
	the lhs descriptor before it is modified for reallocation. Use
	it to deallocate allocatable components in the reallocation
	block.  Nullify allocatable components for newly (re)allocated
	arrays.

2013-02-04  Mikael Morin  <mikael@gcc.gnu.org>

	PR fortran/54195
	* resolve.c (resolve_typebound_procedures): Recurse through
	resolve_symbol.

2013-02-04  Mikael Morin  <mikael@gcc.gnu.org>

	PR fortran/54107
	PR fortran/54195
	* gfortran.h (struct gfc_symbol): New field 'resolved'.
	* resolve.c (resolve_fl_var_and_proc): Don't skip result symbols.
	(resolve_symbol): Skip duplicate calls.  Don't check the current
	namespace.

2013-02-02  Thomas Koenig  <tkoenig@gcc.gnu.org>

	PR fortran/50627
	PR fortran/56054
	* decl.c (gfc_match_end):  Remove half-ready namespace
	from parent if the end of a block is missing.
	* parse.c (parse_module):  Do not put namespace into
	gsymbol on error.

2013-01-30  Tobias Burnus  <burnus@net-b.de>

	PR fortran/56138
	* trans-decl.c (gfc_trans_deferred_vars): Fix deferred-length
	results for functions without extra result variable.

2013-01-29  Janus Weil  <janus@gcc.gnu.org>
	    Mikael Morin  <mikael@gcc.gnu.org>

	PR fortran/54107
	* gfortran.h (gfc_component): Delete members 'formal' and 'formal_ns'.
	(gfc_copy_formal_args,gfc_copy_formal_args_ppc,gfc_expr_replace_symbols,
	gfc_expr_replace_comp): Delete.
	(gfc_sym_get_dummy_args): New prototype.
	* dependency.c (gfc_check_fncall_dependency): Use
	'gfc_sym_get_dummy_args'.
	* expr.c (gfc_is_constant_expr): Ditto.
	(replace_symbol,gfc_expr_replace_symbols,replace_comp,
	gfc_expr_replace_comp): Deleted.
	* frontend-passes.c (doloop_code,do_function): Use
	'gfc_sym_get_dummy_args'.
	* interface.c (gfc_check_operator_interface,gfc_compare_interfaces,
	gfc_procedure_use,gfc_ppc_use,gfc_arglist_matches_symbol,
	gfc_check_typebound_override): Ditto.
	* module.c (MOD_VERSION): Bump module version.
	(mio_component): Do not read/write 'formal' and 'formal_ns'.
	* resolve.c (resolve_procedure_interface,resolve_fl_derived0): Do not
	copy formal args, but just keep a pointer to the interface.
	(resolve_function,resolve_call,resolve_typebound_generic_call,
	resolve_ppc_call,resolve_expr_ppc,generate_component_assignments,
	resolve_fl_procedure,gfc_resolve_finalizers,check_generic_tbp_ambiguity,
	resolve_typebound_procedure,check_uop_procedure): Use
	'gfc_sym_get_dummy_args'.
	* symbol.c (free_components): Do not free 'formal' and 'formal_ns'.
	(gfc_copy_formal_args,gfc_copy_formal_args_ppc): Deleted.
	(gfc_sym_get_dummy_args): New function.
	* trans-array.c (get_array_charlen,gfc_walk_elemental_function_args):
	Use 'gfc_sym_get_dummy_args'.
	* trans-decl.c (build_function_decl,create_function_arglist,
	build_entry_thunks,init_intent_out_dt,gfc_trans_deferred_vars,
	add_argument_checking): Ditto.
	* trans-expr.c (gfc_map_fcn_formal_to_actual,gfc_conv_procedure_call,
	gfc_conv_statement_function): Ditto.
	* trans-stmt.c (gfc_conv_elemental_dependencies): Ditto.
	* trans-types.c (create_fn_spec,gfc_get_function_type): Ditto.

2013-01-28  Tobias Burnus  <burnus@net-b.de>
	    Mikael Morin  <mikael@gcc.gnu.org>

	PR fortran/53537
	* symbol.c (gfc_find_sym_tree): Don't look for the symbol outside an
	interface block.
	(gfc_get_ha_symtree): Let gfc_find_sym_tree lookup the parent namespace.
	* decl.c (gfc_match_data_decl): Ditto.
	(variable_decl): Remove undeclared type error.
	(gfc_match_import): Use renamed instead of original name.

2013-01-27 Paul Thomas  <pault@gcc.gnu.org>

	PR fortran/55984
	PR fortran/56047
	* gfortran.h : Add associate_var to symbol_attr.
	* resolve.c (resolve_assoc_var): Set associate_var attribute.
	If the target class_ok is set, set it for the associate
	variable.
	* check.c (allocatable_check): Associate variables should not
	have the allocatable attribute even if their symbols do.
	* class.c (gfc_build_class_symbol): Symbols with associate_var
	set will always have a good class container.

2013-01-23  Janus Weil  <janus@gcc.gnu.org>

	PR fortran/56081
	* resolve.c (resolve_select): Add argument 'select_type', reject
	non-scalar expressions.
	(resolve_select_type,resolve_code): Pass new argument to
	'resolve_select'.

2013-01-23  Jakub Jelinek  <jakub@redhat.com>

	PR fortran/56052
	* trans-decl.c (gfc_get_symbol_decl): Set DECL_ARTIFICIAL
	and DECL_IGNORED_P on select_type_temporary and don't set
	DECL_BY_REFERENCE.

2013-01-21  Thomas Koenig  <tkoenig@gcc.gnu.org>

	PR fortran/55919
	* scanner.c (add_path_to_list): Copy path to temporary and strip
	trailing directory separators before calling stat().

2013-01-17  Richard Biener  <rguenther@suse.de>

	* trans-stmt.c (gfc_trans_do): Conditionally compute countm1
	dependent on sign of step, avoids repeated evaluation of
	step sign test.  Avoid undefined overflow issues by using unsigned
	arithmetic.

2013-01-16  Janus Weil  <janus@gcc.gnu.org>

	PR fortran/55983
	* class.c (find_typebound_proc_uop): Check for f2k_derived instead of
	asserting it.

2013-01-16  Jakub Jelinek  <jakub@redhat.com>
	    Tobias Burnus  <burnus@net-b.de>

	PR driver/55884
	* lang.opt (fintrinsic-modules-path): Don't accept Joined.
	(fintrinsic-modules-path=): New.
	* options.c (gfc_handle_option, gfc_get_option_string,
	gfc_get_option_string): Handle the latter.

2013-01-16  Jakub Jelinek  <jakub@redhat.com>

	PR fortran/52865
	* trans-stmt.c (gfc_trans_do): Put countm1-- before conditional
	and use value of countm1 before the decrement in the condition.

2013-01-15  Paul Thomas  <pault@gcc.gnu.org>

	PR fortran/54286
	* expr.c (gfc_check_pointer_assign): Check for presence of
	's2' before using it.

2013-01-14  Thomas Koenig  <tkoenig@gcc.gnu.org>

	PR fortran/55806
	* frontend-passes.c (optimize_reduction):  New function,
	including prototype.
	(callback_reduction):  Likewise.
	(gfc_run_passes):  Also run optimize_reduction.
	(copy_walk_reduction_arg):  New function.
	(dummy_code_callback):  New function.

2013-01-13  Jakub Jelinek  <jakub@redhat.com>

	PR fortran/55935
	* trans-expr.c (gfc_conv_structure): Call
	unshare_expr_without_location on the ctor elements.

2013-01-13  Paul Thomas  <pault@gcc.gnu.org>

	PR fortran/54286
	* expr.c (gfc_check_pointer_assign): Ensure that both lvalue
	and rvalue interfaces are presented to gfc_compare_interfaces.
	Simplify references to interface names by using the symbols
	themselves. Call gfc_compare_interfaces with s1 and s2 inter-
	changed to overcome the asymmetry of this function. Do not
	repeat the check for the presence of s1 and s2.

2013-01-12  Janus Weil  <janus@gcc.gnu.org>

	PR fortran/55072
	* trans-array.c (gfc_conv_array_parameter): No packing was done for
	full arrays of derived type.

2013-01-08  Paul Thomas  <pault@gcc.gnu.org>

	PR fortran/55868
	* class.c (get_unique_type_string): Change $tar to STAR and
	replace sprintf by strcpy where there is no formatting.
	* decl.c (gfc_match_decl_type_spec): Change $tar to STAR.

2013-01-09  Mikael Morin  <mikael@gcc.gnu.org>

	PR fortran/47203
	* module.c (check_for_ambiguous): Get the current program unit using
	gfc_current_ns.

2013-01-09  Tobias Burnus  <burnus@net-b.de>

	PR fortran/55758
	* resolve.c (resolve_symbol): Reject non-C_Bool logicals
	in BIND(C) procedures with -std=f*.

2013-01-08  Paul Thomas  <pault@gcc.gnu.org>

	PR fortran/55618
	* trans-expr.c (gfc_conv_procedure_call): Dereference scalar
	character function arguments to elemental procedures in
	scalarization loops.

2013-01-07  Tobias Burnus  <burnus@net-b.de>

	PR fortran/55763
	* gfortran.h (gfc_check_assign_symbol): Update prototype.
	* decl.c (add_init_expr_to_sym, do_parm): Update call.
	* expr.c (gfc_check_assign_symbol): Handle BT_CLASS and
	improve error location; support components.
	(gfc_check_pointer_assign): Handle component assignments.
	* resolve.c (resolve_fl_derived0): Call gfc_check_assign_symbol.
	(resolve_values): Update call.
	(resolve_structure_cons): Avoid double diagnostic.

2013-01-07  Tobias Burnus  <burnus@net-b.de>
	    Thomas Koenig  <tkoenig@gcc.gnu.org>

	PR fortran/55852
	* expr.c (gfc_build_intrinsic_call): Avoid clashes
	with user's procedures.
	* gfortran.h (gfc_build_intrinsic_call): Update prototype.
	* simplify.c (gfc_simplify_size): Update call.
	* class.c (finalization_scalarizer, finalization_get_offset,
	finalizer_insert_packed_call, generate_finalization_wrapper):
	Clean up by using gfc_build_intrinsic_call.

2013-01-07  Tobias Burnus  <burnus@net-b.de>

	PR fortran/55763
	* resolve.c (resolve_select_type): Reject intrinsic types for
	a non-unlimited-polymorphic selector.

2013-01-06  Paul Thomas  <pault@gcc.gnu.org>

	PR fortran/53876
	PR fortran/54990
	PR fortran/54992
	* trans-array.c (build_array_ref): Check the TYPE_CANONICAL
	to see if it is GFC_CLASS_TYPE_P.
	* trans-expr.c (gfc_get_vptr_from_expr): The same.
	(gfc_conv_class_to_class): If the types are not the same,
	cast parmese->expr to the type of ctree.
	* trans-types.c (gfc_get_derived_type): GFC_CLASS_TYPE_P of
	CLASS components must be set.

2013-01-06  Mikael Morin  <mikael@gcc.gnu.org>

	PR fortran/42769
	PR fortran/45836
	PR fortran/45900
	* module.c (read_module): Don't reuse local symtree if the associated
	symbol isn't exactly the one wanted.  Don't reuse local symtree if it is
	ambiguous.
	* resolve.c (resolve_call): Use symtree's name instead of symbol's to
	lookup the symtree.

2013-01-05  Steven G. Kargl  <kargl@gcc.gnu.org>
	    Mikael Morin  <mikael@gcc.gnu.org>

	PR fortran/55827
	* class.c (gfc_fix_class_refs): Adapt ts initialization for the case
	e->symtree == NULL.
	* trans-expr.c (gfc_conv_function_expr): Init sym earlier. Use it.

2013-01-05  Tobias Burnus  <burnus@net-b.de>

	* class.c (finalize_component): Used passed offset expr.
	(finalization_get_offset): New static function.
	(finalizer_insert_packed_call, generate_finalization_wrapper): Use it
	to handle noncontiguous arrays.

2013-01-04  Tobias Burnus  <burnus@net-b.de>

	* trans.c (gfc_build_final_call): New function.
	* trans.h (gfc_build_final_call, gfc_conv_scalar_to_descriptor):
	New function prototypes.
	* trans-expr.c (gfc_conv_scalar_to_descriptor): Renamed from
	conv_scalar_to_descriptor, removed static attribute.
	(gfc_conv_procedure_call): Honor renaming.

2013-01-04  Tobias Burnus  <burnus@net-b.de>

	* intrinsic.c (add_functions): New internal intrinsic
	function GFC_PREFIX ("stride").
	* gfortran.h (gfc_isym_id): Add GFC_ISYM_STRIDE.
	* intrinsic.h (gfc_resolve_stride): New prototypes.
	* iresolve.c (gfc_resolve_stride): New function.
	* trans-intrinsic.c (conv_intrinsic_stride): New static
	function.
	(gfc_conv_intrinsic_function): Use it.

2013-01-04  Tobias Burnus  <burnus@net-b.de>

	* class.c (gfc_find_intrinsic_vtab): Add _final
	component.
	* decl.c (gfc_match_null): Remove superfluous
	variadic argument to gfc_match.

2013-01-04  Paul Thomas  <pault@gcc.gnu.org>

	PR fortran/55172
	* match.c (copy_ts_from_selector_to_associate): Remove call to
	gfc_resolve_expr and replace it with explicit setting of the
	array reference type.
	* resolve.c (resolve_select_type): It is an error if the
	selector is coindexed.

2013-01-04  Tobias Burnus  <burnus@net-b.de>

	PR fortran/55763
	* decl.c (gfc_match_null): Parse and reject MOLD.

2013-01-04  Tobias Burnus  <burnus@net-b.de>

	PR fortran/55854
	PR fortran/55763
	* class.c (gfc_class_null_initializer): Fix finding the vtab.
	(gfc_find_intrinsic_vtab): Use BT_VOID for some components.

2013-01-03  Janus Weil  <janus@gcc.gnu.org>

	PR fortran/55855
	* expr.c (gfc_check_assign): Use 'gfc_expr_attr' to evaluate attributes
	of rvalue. Correct hyphenation in error message.

2013-01-03  Jakub Jelinek  <jakub@redhat.com>

	* gfortranspec.c (lang_specific_driver): Update copyright notice
	dates.

Copyright (C) 2013 Free Software Foundation, Inc.

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