2013-04-11  Release Manager

	* GCC 4.7.3 released.

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.

2013-03-13  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.

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

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

2013-02-22  Janus Weil  <janus@gcc.gnu.org>

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

2013-02-17  Tobias Burnus  <burnus@net-b.de>
	    Mikael Morin  <mikael@gcc.gnu.org>

	Backport from trunk
	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.

2013-02-15  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.

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

	Backport from trunk
	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.

2013-02-01  Jakub Jelinek  <jakub@redhat.com>

	Backported from mainline
	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.

2013-01-24  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'.

2013-01-17  Janus Weil  <janus@gcc.gnu.org>

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

2013-01-13  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.

2013-01-13  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.

2013-01-08  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.

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

	PR fortran/55852
	* expr.c (gfc_build_intrinsic_call): Avoid clashes
	with user's procedures.
	* gfortran.h (gfc_build_intrinsic_call): Update prototype.
	(GFC_PREFIX): Define.
	* simplify.c (gfc_simplify_size): Update call.

2013-01-07  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.

2012-12-20  Tobias Burnus  <burnus@net-b.de>

	PR fortran/54818
	* trans-intrinsic.c (gfc_conv_intrinsic_transfer): Ensure that
	the string length is of type gfc_charlen_type_node.

2012-11-24  Thomas Koenig  <tkoenig@gcc.gnu.org>

	PR fortran/55314
	Backport from trunk
	* resolve.c (resolve_allocate_deallocate):  Compare all
	subscripts when deciding if to reject a (de)allocate
	statement.

2012-11-23  Janus Weil  <janus@gcc.gnu.org>

	PR fortran/55352
	* trans-decl.c (generate_local_decl): Don't warn for explicitly imported
	but unused module variables which are in a namelist or common block.

2012-11-06  Janus Weil  <janus@gcc.gnu.org>

	PR fortran/54917
	* target-memory.c (gfc_target_expr_size,gfc_target_interpret_expr):
	Handle BT_CLASS.

2012-10-14  Janus Weil  <janus@gcc.gnu.org>

	PR fortran/54784
	* trans-stmt.c (gfc_trans_allocate): Correctly determine the reference
	to the _data component for polymorphic allocation with SOURCE.

2012-09-20  Release Manager

	* GCC 4.7.2 released.

2012-09-13  Tobias Burnus  <burnus@net-b.de>

	PR fortran/54556
	* resolve.c (resolve_formal_arglist): Allow VALUE arguments
	with implicit_pure.
	(gfc_impure_variable): Don't check gfc_pure such that the
	function also works for gfc_implicit_pure procedures.

2012-09-12  Tobias Burnus  <burnus@net-b.de>

	PR fortran/54225
	PR fortran/53306
	* array.c (match_subscript, gfc_match_array_ref): Fix
	diagnostic of coarray's '*'.

2012-09-10  Janus Weil  <janus@gcc.gnu.org>

	PR fortran/54435
	PR fortran/54443
	* match.c (gfc_match_select_type): Make sure to only access CLASS_DATA
	for BT_CLASS.

2012-09-08  Mikael Morin  <mikael@gcc.gnu.org>

	PR fortran/54208
	* simplify.c (simplify_bound_dim): Resolve array spec before
	proceeding with simplification.

2012-07-06  Mikael Morin  <mikael@gcc.gnu.org>

	PR fortran/53732
	* trans-array.c (gfc_add_loop_ss_code): Disable self recursive calls
	handling nested loop(s) if the subscript flag is true.

2012-06-22  Tobias Burnus  <burnus@net-b.de>

	Backport from mainline
	2012-06-17  Tobias Burnus  <burnus@net-b.de>

	PR fortran/53691
	PR fortran/53685
	* check.c (gfc_calculate_transfer_sizes): Return if
	SIZE= is not constant or source-size cannot be determined.

2012-06-14  Tobias Burnus  <burnus@net-b.de>

	Backport from mainline
	2012-06-04  Tobias Burnus  <burnus@net-b.de>

	PR fortran/50619
	* resolve.c (build_default_init_expr): Don't initialize
	ASSOCIATE names.

2012-06-14  Tobias Burnus  <burnus@net-b.de>

	PR fortran/53597
	* decl.c (match_attr_spec): Only mark module variables
	as SAVE_IMPLICIT for Fortran 2008 and later.

2012-06-14  Release Manager

	* GCC 4.7.1 released.

2012-06-01  Tobias Burnus  <burnus@net-b.de>

	PR fortran/53521
	* trans.c (gfc_deallocate_scalar_with_status): Properly
	handle the case size == 0.

2012-05-23  Tobias Burnus  <burnus@net-b.de>

	PR fortran/53389
	* trans-array.c (gfc_add_loop_ss_code): Don't evaluate expression, if
	ss->is_alloc_lhs is set.

2012-05-07  Tobias Burnus  <burnus@net-b.de>

	Backport from mainline:
	2012-05-07  Tobias Burnus  <burnus@net-b.de>

	PR fortran/53255
	* resolve.c (resolve_typebound_static): Fix handling
	of overridden specific to generic operator.

2012-05-05  Tobias Burnus  <burnus@net-b.de>

	Backport from mainline:
	2012-05-04  Tobias Burnus  <burnus@net-b.de>

	PR fortran/53111
	* resolve.c (resolve_fl_derived): Fix -std=f95
	diagnostic for generic vs. DT names.

2012-05-02  Tobias Burnus  <burnus@net-b.de>

	Backport from mainline
	2012-04-12  Tobias Burnus  <burnus@net-b.de>

	PR fortran/52864
	* expr.c (gfc_check_vardef_context): Fix assignment check for
	pointer components.

2012-04-30  Thomas Koenig  <tkoenig@gcc.gnu.org>

	PR fortran/53148
	Backport from trunk
	* frontend-passes.c (create_var):  If the statement has a label,
	put the label around the block.

2012-04-07  Thomas Koenig  <tkoenig@gcc.gnu.org>

	PR fortran/52893
	Backport from trunk
	* frontend-passes.c:  Keep track of wether we are in an implicit
	DO loop; do not do function elimination if we are.

2012-04-07  Thomas Koenig  <tkoenig@gcc.gnu.org>

	PR fortran/52668
	Backport from trunk
	* module.c:  Only mark symbols as use_only if they have been
	imported via an only list.

2012-03-22  Tobias Burnus  <burnus@net-b.de>

	PR fortran/52452
	* resolve.c (resolve_intrinsic): Don't search for a
	function if we know that it is a subroutine.

2012-03-22  Release Manager

	* GCC 4.7.0 released.

2012-03-10  Tobias Burnus  <burnus@net-b.de>

	PR fortran/52469
	* trans-types.c (gfc_get_function_type): Handle backend_decl
	of a procedure pointer.

2012-02-29  Paul Thomas  <pault@gcc.gnu.org>

	PR fortran/52386
	* trans-expr.c (fcncall_realloc_result): Dereference the
	descriptor if needed.

2012-02-22  Tobias Burnus  <burnus@net-b.de>

	PR fortran/52335
	* io.c (gfc_match_open): Remove bogus F2003 DELIM= check.

2012-02-18  Tobias Burnus  <burnus@net-b.de>

	PR fortran/52295
	* interface.c (check_interface0): Internal procs in
	generic interfaces are allowed in Fortran 2008.

2012-02-17  Tobias Burnus  <burnus@net-b.de>
	    Roland Stigge  <stigge@antcom.de>

	PR translation/52273
	* interface.c (compare_actual_formal): Fix typo "at at".

2012-02-17  Tobias Burnus  <burnus@net-b.de>

	* gfortran.texi (Q exponent-letter): Fix grammar.

2012-02-17  Tobias Burnus  <burnus@net-b.de>

	* gfortran.texi (Status): Fix typos.
	* invoke.texi (ffixed-form, fstack-arrays): Spell Fortran with
	a majuscule.

2012-02-17  Tobias Burnus  <burnus@net-b.de>
	    Roland Stigge  <stigge@antcom.de>

	PR translation/52232
	PR translation/52234
	PR translation/52245
	PR translation/52246
	PR translation/52262
	PR translation/52273
	* io.c (gfc_match_open): Fix typo.
	* interface.c (compare_actual_formal): Ditto.
	* lang.opt (freal-4-real-8, freal-4-real-16, freal-8-real-16): Ditto.
	* match.c (alloc_opt_list, gfc_match_nullify): Ditto.
	* check.c (gfc_check_associated, gfc_check_null): Ditto.

2012-02-12  Mikael Morin  <mikael@gcc.gnu.org>

	PR fortran/50981
	* trans-stmt.c (gfc_get_proc_ifc_for_call): New function.
	(gfc_trans_call): Use gfc_get_proc_ifc_for_call.

2012-02-12  Mikael Morin  <mikael@gcc.gnu.org>

	* trans-array.c (gfc_walk_elemental_function_args,
	gfc_walk_function_expr): Move call to gfc_get_proc_ifc_for_expr out
	of gfc_walk_elemental_function_args.
	* trans-stmt.c (gfc_trans_call): Ditto.
	* trans-array.h (gfc_get_proc_ifc_for_expr): New prototype.
	(gfc_walk_elemental_function_args): Update prototype.

2012-02-12  Mikael Morin  <mikael@gcc.gnu.org>

	* trans-array.c (gfc_get_proc_ifc_for_expr): New function.
	(gfc_walk_elemental_function_args): Move code to
	gfc_get_proc_ifc_for_expr and call it.

2012-02-08  Tobias Burnus  <burnus@net-b.de>

	PR fortran/52151
	* trans-expr.c (fcncall_realloc_result): Set also the stride.

2012-02-07  Tobias Burnus  <burnus@net-b.de>

	PR fortran/51514
	* trans-expr.c (gfc_conv_procedure_call): Add _data component
	for calls of scalar CLASS actuals to TYPE dummies.

2012-02-05  Thomas König  <tkoenig@gcc.gnu.org>

	PR fortran/48847
	* trans-decl.c:  Warn about unused dummy procedure arguments
	if -Wunused-dummy-argument is specified.  Suppress middle-end
	warnings about procedure arguments.

2012-02-05  Paul Thomas  <pault@gcc.gnu.org>

	* trans-array.c (gfc_array_allocate): Zero memory for all class
	array allocations.
	* trans-stmt.c (gfc_trans_allocate): Ditto for class scalars.

	PR fortran/52102
	* trans-stmt.c (gfc_trans_allocate): Before correcting a class
	array reference, ensure that 'dataref' points to the _data
	component that is followed by the array reference..

2012-02-02  Mikael Morin  <mikael@gcc.gnu.org>

	PR fortran/41587
	PR fortran/46356
	PR fortran/51754
	PR fortran/50981
	* class.c (insert_component_ref, class_data_ref_missing,
	gfc_fix_class_refs): New functions.
	* gfortran.h (gfc_fix_class_refs): New prototype.
	* trans-expr.c (gfc_conv_expr): Remove special case handling and call
	gfc_fix_class_refs instead.

2012-02-02  Paul Thomas  <pault@gcc.gnu.org>

	PR fortran/52012
	* trans-expr.c (fcncall_realloc_result): If variable shape is
	correct, retain the bounds, whatever they are.

2012-02-02  Tobias Burnus  <burnus@net-b.de>

	PR fortran/52093
	* simplify.c (gfc_simplify_size): Handle INTRINSIC_PARENTHESES.

2012-02-01  Thomas König  <tkoenig@gcc.gnu.org>

	PR fortran/51958
	* frontend-passes.c (convert_elseif):  New function.
	(optimize_namespace):  Call it.

2012-02-01  Tobias Burnus  <burnus@net-b.de>

	PR fortran/52024
	* module.c (MOD_VERSION): Bump.
	(mio_typebound_proc): Read/write is_operator from/to the
	.mod file.

2012-02-01  Tobias Burnus  <burnus@net-b.de>

	PR fortran/52059
	* trans-expr.c (gfc_conv_procedure_call): Add array ref
	only to variables.

2012-01-31  Tobias Burnus  <burnus@net-b.de>

	PR fortran/52024
	* gfortran.h (gfc_tbp_generic): Store whether the
	generic is an operator.
	* decl.c (gfc_match_generic): Set that flag.
	* resolve.c (check_generic_tbp_ambiguity): Use it in the
	gfc_compare_interfaces check.

2012-01-31  Tobias Burnus  <burnus@net-b.de>

	PR fortran/52029
	* class.c (gfc_find_derived_vtab): Mark _copy function as pure.

2012-01-31  Tobias Burnus  <burnus@net-b.de>

	PR fortran/52013
	* class.c (get_unique_hashed_string): Adapt trim length.
	(gfc_build_class_symbol) Encode also corank in the container name.

2012-01-31  Paul Thomas  <pault@gcc.gnu.org>

	PR fortran/52012
	* trans-expr.c (fcncall_realloc_result): Correct calculation of
	result offset.

2012-01-29  Janne Blomqvist  <jb@gcc.gnu.org>

	* module.c (pointer_info): Make true_name and module pointers
	rather than arrays, order pointers before other fields.
	(free_pi_tree): free true_name and module as well.
	(mio_read_string): Rename to read_string.
	(mio_write_string): Remove.
	(load_commons): Use read_string.
	(read_module): Use read_string rather than mio_internal_string.
	(write_blank_common): Call write_atom directly.
	(write_symbol): Likewise.

2012-01-29  Tobias Burnus  <burnus@net-b.de>

	PR fortran/41600
	* expr.c (gfc_default_initializer): Convert the values if
	the type does not match.

2012-01-29  Tobias Burnus  <burnus@net-b.de>

	PR fortran/51972
	* trans-array.c (structure_alloc_comps): Fix assignment of
	polymorphic components (polymorphic deep copying).

2012-01-29  Janne Blomqvist  <jb@gcc.gnu.org>

	PR fortran/51808
	* decl.c (set_binding_label): Make binding_label argument const.
	(curr_binding_label): Constify.
	* gfortran.h (gfc_symbol): Constify binding_label.
	(gfc_common_head): Likewise.
	(get_iso_c_sym): Likewise.
	* match.c (gfc_match_name_C): Constify buffer argument.
	* match.h (gfc_match_name_C): Likewise.
	* resolve.c (set_name_and_label): Constify binding_label argument.
	(gfc_iso_c_sub_interface): Constify binding_label variable.
	* symbol.c (get_iso_c_sym): Constify binding_label argument.

2012-01-29  Janne Blomqvist  <jb@gcc.gnu.org>

	PR fortran/51808
	* decl.c (set_binding_label): Move prototype from match.h to here.
	(curr_binding_label): Make a pointer rather than static array.
	(build_sym): Check sym->binding_label pointer rather than array,
	update set_binding_label call, handle curr_binding_label changes.
	(set_binding_label): Handle new curr_binding_label, dest_label
	double ptr, and sym->binding_label.
	(verify_bind_c_sym): Handle sym->binding_label being a pointer.
	(set_verify_bind_c_sym): Check sym->binding_label pointer rather
	than array, update set_binding_label call.
	(gfc_match_bind_c_stmt): Handle curr_binding_label change.
	(match_procedure_decl): Update set_binding_label call.
	(gfc_match_bind_c): Change binding_label to pointer, update
	gfc_match_name_C call.
	* gfortran.h (GFC_MAX_BINDING_LABEL_LEN): Remove macro.
	(gfc_symbol): Make binding_label a pointer.
	(gfc_common_head): Likewise.
	* match.c (gfc_match_name_C): Heap allocate bind(C) name.
	* match.h (gfc_match_name_C): Change prototype argument.
	(set_binding_label): Move prototype to decl.c.
	* module.c (struct pointer_info): Make binding_label a pointer.
	(free_pi_tree): Free unused binding_label.
	(mio_read_string): New function.
	(mio_write_string): New function.
	(load_commons): Redo reading of binding_label.
	(read_module): Likewise.
	(write_common_0): Change to write empty string instead of name if
	no binding_label.
	(write_blank_common): Write empty string for binding label.
	(write_symbol): Change to write empty string instead of name if no
	binding_label.
	* resolve.c (gfc_iso_c_func_interface): Don't set binding_label.
	(set_name_and_label): Make binding_label double pointer, use
	asprintf.
	(gfc_iso_c_sub_interface): Make binding_label a pointer.
	(resolve_bind_c_comms): Handle cases if
	gfc_common_head->binding_label is NULL.
	(gfc_verify_binding_labels): sym->binding_label is a pointer.
	* symbol.c (gfc_new_symbol): Rely on XCNEW zero init for
	binding_label.
	(gen_special_c_interop_ptr): Don't set binding label.
	(generate_isocbinding_symbol): Insert binding_label into symbol
	table.
	(get_iso_c_sym): Use pointer assignment instead of strcpy.
	* trans-common.c (gfc_sym_mangled_common_id): Handle
	com->binding_label being a pointer.
	* trans-decl.c (gfc_sym_mangled_identifier): Handle
	sym->binding_label being a pointer.
	(gfc_sym_mangled_function_id): Likewise.

2012-01-29  Tobias Burnus  <burnus@net-b.de>

	PR fortran/52038
	* resolve.c (symbol_as): Remove unused, accidentally
	added function.

2012-01-28  Tobias Burnus  <burnus@net-b.de>

	PR fortran/51972
	* trans-stmt.c (gfc_trans_allocate): Properly check whether
	we have a BT_CLASS which needs to be memset.

2012-01-27  Tobias Burnus  <burnus@net-b.de>

	PR fortran/52022
	* trans-expr.c (gfc_conv_procedure_call): Fix passing
	of functions, which return allocatables.

2012-01-27  Tobias Burnus  <burnus@net-b.de>

	PR fortran/52016
	* resolve.c (resolve_formal_arglist): Fix elemental
	constraint checks for polymorphic dummies also for
	pointers.

2012-01-27  Tobias Burnus  <burnus@net-b.de>

	PR fortran/51970
	PR fortran/51977
	* primary.c (gfc_match_varspec. gfc_match_rvalue): Set
	handle array spec for BT_CLASS.
	* expr.c (gfc_get_variable_expr, gfc_lval_expr_from_sym)
	* frontend-passes.c (create_var): Ditto.
	* resolve.c (resolve_actual_arglist, resolve_assoc_var): Ditto.
	* trans-decl.c (gfc_trans_deferred_vars): Use class_pointer
	instead of attr.pointer.
	(gfc_generate_function_code): Use CLASS_DATA (sym) for BT_CLASS.
	* trans-intrinsic.c (conv_intrinsic_move_alloc): Move assert.
	* trans-stmt.c (trans_associate_var): Ask for the descriptor.

2012-01-27  Tobias Burnus  <burnus@net-b.de>

	PR fortran/51953
	* match.c (gfc_match_allocate): Allow more than allocate
	object with SOURCE=.

2012-01-27  Tobias Burnus  <burnus@net-b.de>

	PR fortran/52016
	* resolve.c (resolve_formal_arglist): Fix elemental
	constraint checks for polymorphic dummies.

2012-01-27  Paul Thomas  <pault@gcc.gnu.org>
	    Tobias Burnus <burnus@gcc.gnu.org>

	PR fortran/48705
	PR fortran/51870
	PR fortran/51943
	PR fortran/51946
	* trans-array.c (gfc_array_init_size): Add two extra arguments
	to convey the dynamic element size of a calls object and to
	return the number of elements that have been allocated.
	(gfc_array_allocate): Add the same arguments and use them to
	call gfc_array_init_size.  Before the allocation dereference
	the data pointer, if necessary. Set the allocated array to zero
	if the class element size or expr3 are non-null.
	* trans-expr.c (gfc_conv_class_to_class): Give this function
	global scope.
	(get_class_array_ref): New function.
	(gfc_copy_class_to_class): New function.
	* trans-array.h : Update prototype for gfc_array_allocate.
	* trans-stmt.c (gfc_trans_allocate): For non-variable class
	STATUS expressions extract the class object and the dynamic
	element size. Use the latter to call gfc_array_allocate and
	the former for setting the vptr and, via
	gfc_copy_class_to_clasfc_cs, to copy to the allocated data.
	* trans.h : Prototypes for gfc_get_class_array_ref,
	gfc_copy_class_to_class and gfc_conv_class_to_class.

2012-01-25  Tobias Burnus  <burnus@net-b.de>

	* resolve.c (symbol_as): Check also for attr.class_ok.

2012-01-25  Tobias Burnus  <burnus@net-b.de>

	PR fortran/51995
	* class.c (gfc_build_class_symbol): Fix invalid freeing
	issue with fclass->f2k_derived.

2012-01-25  Tobias Burnus  <burnus@net-b.de>

	PR fortran/51995
	* class.c (gfc_build_class_symbol): Ensure that
	fclass->f2k_derived is set.

2012-01-25  Tobias Burnus  <burnus@net-b.de>

	PR fortran/51966
	* resolve.c (resolve_structure_cons): Only create an
	array constructors for nonscalars.

2012-01-23  Tobias Burnus  <burnus@net-b.de>

	PR fortran/51948
	* check.c (variable_check): Fix checking for
	 variables and deeply nested BLOCKs.

2012-01-21  Tobias Burnus  <burnus@net-b.de>
	    Steven G. Kargl  <kargl@gcc.gnu.org>

	PR fortran/50556
	* symbol.c (check_conflict): namelist-group-name cannot have the SAVE
	attribute.

2012-01-21  Tobias Burnus  <burnus@net-b.de>

	PR fortran/51913
	* interface.c (compare_parameter): Fix CLASS comparison.

2012-01-20  Tobias Burnus  <burnus@net-b.de>
	    Janus Weil  <janus@gcc.gnu.org>

	PR fortran/51056
	* module.c (load_needed, read_module): Don't mark __vtab etc.
	as use_only.

2012-01-19  Tobias Burnus  <burnus@net-b.de>

	PR fortran/51904
	* expr.c (gfc_build_intrinsic_call): Also set the symtree.

2012-01-18  Paul Thomas  <pault@gcc.gnu.org>

	PR fortran/51634
	* trans-expr.c (gfc_conv_procedure_call): Deallocate allocatable
	components of temporary class arguments.

2012-01-17  Tobias Burnus  <burnus@net-b.de>
	    Janne Blomqvist  <jb@gcc.gnu.org>

	PR fortran/51869
	* trans-expr.c (alloc_scalar_allocatable_for_assignment): Nullify
	LHS after allocation, if it has allocatable components.
	* f95-lang.c (gfc_init_builtin_functions): Add BUILT_IN_CALLOC.

2012-01-16  Mikael Morin  <mikael@gcc.gnu.org>
	    Tobias Burnus  <burnus@net-b.de>

	PR fortran/50981
	* trans-array.c (gfc_walk_elemental_function_args): Fix
	passing of deallocated allocatables/pointers as absent argument.

2012-01-16  Tobias Burnus  <burnus@net-b.de>

	PR fortran/51809
	* class.c (gfc_find_derived_vtab): Mark __vtab and
	__def_init as FL_VARIABLE not as FL_PARAMETER.
	* expr.c (gfc_simplify_expr): Remove special
	handling of __vtab.
	* resolve.c (resolve_values): Ditto.
	* trans-decl.c (gfc_get_symbol_decl): Mark __vtab
	and __def_init as TREE_READONLY.

2012-01-16  Zydrunas Gimbutas  <gimbutas@cims.nyu.edu>
	Andreas Kloeckner  <kloeckner@cims.nyu.edu>
	Steven G. Kargl  <kargl@gcc.gnu.org>

	PR fortran/48426
	* gfortran.h (gfc_option_t): Add members flag_*_kind to store kind.
	* lang.opt: Add options -freal-4-real-8, -freal-4-real-10,
	-freal-4-real-16, -freal-8-real-4, -freal-8-real-10, -freal-8-real-16
	and -finteger-4-integer-8. User-desired type conversion information.
	* decl.c (gfc_match_old_kind_spec,kind_expr): Type conversions
	in declaration parsing.
	* trans-types.c (gfc_init_kinds): User-specified type conversion
	checked for current backend.
	* primary.c (match_integer_constant,match_real_constant): Implement
	type conversion in constant parsing.
	* options.c (gfc_init_options,gfc_handle_option): Translate input
	options to flags in internal options data structure.
	* invoke.texi: Document new options.  Re-order options in Options
	summary section.

2012-01-16  Paul Thomas  <pault@gcc.gnu.org>

	* trans-array.c (gfc_trans_create_temp_array): In the case of a
	class array temporary, detect a null 'eltype' on entry and use
	'initial' to provde the class reference and so, through the
	vtable, the element size for the dynamic type.
	* trans-stmt.c (gfc_conv_elemental_dependencies): For class
	expressions, set 'eltype' to null and pass the values via the
	'initial' expression.

2012-01-14  Tobias Burnus  <burnus@net-b.de>

	PR fortran/51800
	* resolve.c (build_default_init_expr): Also initialize
	nonconstant-length strings with -finit-character=<n>.

2011-01-14  Tobias Burnus  <burnus@net-b.de>

	PR fortran/51816
	* module.c (read_module): Don't make nonexisting
	intrinsic operators as found.
	(rename_list_remove_duplicate): New function.
	(gfc_use_modules): Use it.

2012-01-13  Paul Thomas  <pault@gcc.gnu.org>

	PR fortran/48351
	* trans-array.c (structure_alloc_comps): Suppress interative
	call to self, when current component is deallocated using
	gfc_trans_dealloc_allocated.
	* class.c (gfc_build_class_symbol): Copy the 'alloc_comp'
	attribute from the declared type to the class structure.

2012-01-13  Tobias Burnus  <burnus@net-b.de>

	PR fortran/51842
	* fortran/trans-types.c (gfc_init_kinds): Use PTRDIFF_TYPE
	instead of a signed int of size POINTER_SIZE for
	gfc_index_integer_kind.

2012-01-12  Tobias Burnus  <burnus@net-b.de>

	PR fortran/36755
	* intrinsic.texi (CHMOD): Extend a bit and remove statement
	that /bin/chmod is called.

2012-01-10  Gerald Pfeifer  <gerald@pfeifer.com>

	* gfortran.texi (Fortran 2003 Status): Fix grammar.

2012-01-10  Tobias Burnus  <burnus@net-b.de>

	PR fortran/51652
	* resolve.c (resolve_allocate_expr): For non-deferred char lengths,
	check whether type-spec matches declaration.

2012-01-10  Tobias Burnus  <burnus@net-b.de>

	* resolve.c (resolve_ordinary_assign): Improve error wording.

2012-01-09  Paul Thomas  <pault@gcc.gnu.org>

	PR fortran/51791
	* interface.c (matching_typebound_op): Drill down through
	possible parentheses to obtain base expression. Do not test for
	'class_ok' but, instead for the class structure components.
	* resolve.c (resolve_ordinary_assign): Extend error message for
	polymorphic assignment to advise checking for specific
	subroutine.

	PR fortran/51792
	* resolve.c (resolve_typebound_function): Restore 'static' to
	declaration.

2012-01-09  Mikael Morin  <mikael@gcc.gnu.org>

	PR fortran/51758
	* trans-array.c (gfc_walk_elemental_function_args):
	Skip over NULL() actual arguments.

2012-01-09  Tobias Burnus  <burnus@net-b.de>

	* gfortran.texi: Bump copyright year.
	(Fortran 2003 Status): Update polymorphism item, add
	item for generic interface with DT name.

2012-01-09  Tobias Burnus  <burnus@net-b.de>

	PR fortran/51578
	* gfortran.h (gfc_use_list):
	* match.h (gfc_use_module): Rename to ...
	(gfc_use_modules): ... this.
	* module.c (use_locus, specified_nonint, specified_int): Remove
	global variable.
	(module_name): Change type to const char*, used with gfc_get_string.
	(module_list): New global variable.
	(free_rename): Free argument not global var.
	(gfc_match_use): Save match to module_list.
	(load_generic_interfaces, read_module): Don't free symtree.
	(write_dt_extensions, gfc_dump_module): Fix module-name I/O due to the
	type change of module_name.
	(write_symbol0, write_generic): Optimize due to the type change.
	(import_iso_c_binding_module, use_iso_fortran_env_module): Use
	locus of rename->where.
	(gfc_use_module): Take module_list as argument.
	(gfc_use_modules): New function.
	(gfc_module_init_2, gfc_module_done_2): Init module_list, rename_list.
	* parse.c (last_was_use_stmt): New global variable.
	(use_modules): New function.
	(decode_specification_statement, decode_statement): Move USE match up
	and call use_modules.
	(next_free, next_fixed): Call use_modules.
	(accept_statement): Don't call gfc_module_use.

2012-01-06  Tobias Burnus <burnus@net-b.de>

	* trans-openmp.c (gfc_omp_clause_dtor, gfc_trans_omp_array_reduction):
	Update call to gfc_trans_dealloc_allocated.
	* trans.c (gfc_allocate_using_malloc): Fix spacing.
	(gfc_allocate_allocatable): For gfc_allocate_using_lib, jump to
	label_finish when an error occurs.
	(gfc_deallocate_with_status): Call caf_deregister for -fcoarray=lib.
	* trans.h (gfc_allocate_allocatable, gfc_deallocate_with_status):
	Update prototype.
	(gfor_fndecl_caf_deregister): New tree symbol.
	* trans-expr.c (gfc_conv_procedure_call): Update
	gfc_deallocate_with_status and gfc_trans_dealloc_allocated calls.
	* trans-array.c (gfc_array_allocate, gfc_trans_dealloc_allocated,
	structure_alloc_comps, gfc_trans_deferred_array): Ditto.
	(gfc_array_deallocate): Handle coarrays with -fcoarray=lib.
	* trans-array.h (gfc_array_deallocate, gfc_array_allocate,
	gfc_trans_dealloc_allocated): Update prototypes.
	* trans-stmt.c (gfc_trans_sync): Fix indentation.
	(gfc_trans_allocate): Fix errmsg padding and label handling.
	(gfc_trans_deallocate): Ditto and handle -fcoarray=lib.
	* expr.c (gfc_is_coarray): Fix algorithm for BT_CLASS.
	* libgfortran.h (GFC_STAT_STOPPED_IMAGE): Use large value
	to avoid other stats accidentally matching this one.
	* trans-decl.c (gfor_fndecl_caf_deregister): New global var.
	(gfc_build_builtin_function_decls): Fix prototype decl of caf_register
	and add decl for caf_deregister.
	(gfc_trans_deferred_vars): Handle CAF vars with -fcoarrays=lib.
	* trans-intrinsic.c (conv_intrinsic_move_alloc): Update call to
	gfc_deallocate_with_status.

2012-01-05  Paul Thomas  <pault@gcc.gnu.org>

	PR fortran/PR48946
	* resolve.c (resolve_typebound_static): If the typebound
	procedure is 'deferred' try to find the correct specific
	procedure in the derived type operator space itself.

2012-01-04  Mikael Morin  <mikael@gcc.gnu.org>

	PR fortran/50981
	* trans-array.h (gfc_walk_elemental_function_args): New argument.
	* trans-intrinsic.c (gfc_walk_intrinsic_function): Update call.
	* trans-stmt.c (gfc_trans_call): Ditto.
	* trans-array.c (gfc_walk_function_expr): Ditto.
	(gfc_walk_elemental_function_args): Get the dummy argument list
	if possible.  Check that the dummy and the actual argument are both
	optional, and set can_be_null_ref accordingly.

2012-01-04  Mikael Morin  <mikael@gcc.gnu.org>

	PR fortran/50981
	* trans.h (struct gfc_ss_info): New field data::scalar::can_be_null_ref
	* trans-array.c: If the reference can be NULL, save the reference
	instead of the value.
	* trans-expr.c (gfc_conv_expr): If we have saved a reference,
	dereference it.

2012-01-04  Mikael Morin  <mikael@gcc.gnu.org>

	* trans-expr.c (gfc_conv_expr): Move address taking...
	(gfc_conv_expr_reference): ... here.

2012-01-04  Thomas Koenig  <tkoenig@gcc.gnu.org>

	PR fortran/49693
	* trans-common.c (create_common): Update copyright years.  Mark
	variables as used to avoid warnings about unused variables in
	common blocks.

2012-01-03  Hans-Peter Nilsson  <hp@axis.com>

	* gfortran.h (struct gfc_expr): Add missing "struct"
	qualifier for member base_expr.

2012-01-02  Paul Thomas  <pault@gcc.gnu.org>

	PR fortran/51529
	* trans-array.c (gfc_array_allocate): Null allocated memory of
	newly allocted class arrays.

	PR fortran/46262
	PR fortran/46328
	PR fortran/51052
	* interface.c(build_compcall_for_operator): Add a type to the
	expression.
	* trans-expr.c (conv_base_obj_fcn_val): New function.
	(gfc_conv_procedure_call): Use base_expr to detect non-variable
	base objects and, ensuring that there is a temporary variable,
	build up the typebound call using conv_base_obj_fcn_val.
	(gfc_trans_class_assign): Pick out class procedure pointer
	assignments and do the assignment with no further prcessing.
	(gfc_trans_class_array_init_assign, gfc_trans_class_init_assign
	gfc_trans_class_assign): Move to top of file.
	* gfortran.h : Add 'base_expr' field to gfc_expr.
	* resolve.c (get_declared_from_expr): Add 'types' argument to
	switch checking of derived types on or off.
	(resolve_typebound_generic_call): Set the new argument.
	(resolve_typebound_function, resolve_typebound_subroutine):
	Set 'types' argument for get_declared_from_expr appropriately.
	Identify base expression, if not a variable, in the argument
	list of class valued calls. Assign it to the 'base_expr' field
	of the final expression. Strip away all references after the
	last class reference.

2012-01-02  Tobias Burnus  <burnus@net-b.de>

	PR fortran/51682
	* trans-intrinsic.c (trans_this_image, trans_image_index,
	trans_num_images, conv_intrinsic_cobound): Fold_convert the
	caf_num_images/caf_this_images variables to the correct int kind.

2012-01-01  Jakub Jelinek  <jakub@redhat.com>

	* gfortranspec.c (lang_specific_driver): Update copyright notice
	dates.

Copyright (C) 2012 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.
