re PR fortran/44536 (OMP: missing error with default(none))

[thirdparty/gcc.git] / gcc / fortran / ChangeLog

2010-06-15  Jakub Jelinek  <jakub@redhat.com>

	PR fortran/44536
	* trans-openmp.c (gfc_omp_predetermined_sharing): Don't return
	OMP_CLAUSE_DEFAULT_SHARED for artificial vars with
	GFC_DECL_SAVED_DESCRIPTOR set.
	(gfc_omp_report_decl): New function.
	* trans.h (gfc_omp_report_decl): New prototype.
	* f95-lang.c (LANG_HOOKS_OMP_REPORT_DECL): Redefine.

2010-06-13  Daniel Franke  <franke.daniel@gmail.com>

	PR fortran/31588
	PR fortran/43954
	* gfortranspec.c (lang_specific_driver): Removed deprecation
	warning for -M.
	* lang.opt: Add options -M, -MM, -MD, -MMD, -MF, -MG, -MP, -MT, -MQ.
	* lang-specs.h (CPP_FORWARD_OPTIONS): Add -M* options.
	* cpp.h (gfc_cpp_makedep): New.
	(gfc_cpp_add_dep): New.
	(gfc_cpp_add_target): New.
	* cpp.c (gfc_cpp_option): Add deps* members.
	(gfc_cpp_makedep): New.
	(gfc_cpp_add_dep): New.
	(gfc_cpp_add_target): New.
	(gfc_cpp_init_options): Initialize new options.
	(gfc_cpp_handle_option): Handle new options.
	(gfc_cpp_post_options): Map new options to libcpp-options.
	(gfc_cpp_init): Handle deferred -MQ and -MT options.
	(gfc_cpp_done): If requested, write dependencies to file.
	* module.c (gfc_dump_module): Add a module filename as target.
	* scanner.c (open_included_file): New parameter system; add the
	included file as dependency.
	(gfc_open_included_file): Add the included file as dependency.
	(gfc_open_intrinsic_module): Likewise.
	* invoke.texi: Removed deprecation warning for -M.
	* gfortran.texi: Removed Makefile-dependencies project.

2010-06-12  Daniel Franke  <franke.daniel@gmail.com>

        * resolve.c (resolve_global_procedure): Improved checking if an
        explicit interface is required.

2010-06-12  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>

	* trans-decl.c (gfc_build_intrinsic_function_decls): Fix
	return type.
	* trans-intrinsic.c (gfc_conv_intrinsic_fdate): Fix argument type.
	(gfc_conv_intrinsic_ttynam): Likewise.
	(gfc_conv_intrinsic_trim): Likewise.

2010-06-12  Janus Weil  <janus@gcc.gnu.org>

	PR fortran/40117
	* decl.c (match_procedure_in_type): Allow procedure lists (F08).

2010-06-11  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>

	* trans-intrinsic.c (gfc_build_intrinsic_lib_fndecls): Fix comment.

2010-06-11  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>

	* mathbuiltins.def: Add builtins that do not directly correspond
	to a Fortran intrinsic, with new macro OTHER_BUILTIN.
	* f95-lang.c (gfc_init_builtin_functions): Define OTHER_BUILTIN.
	* trans-intrinsic.c (gfc_intrinsic_map_t): Remove
	code_{r,c}{4,8,10,16} fields. Add
	{,complex}{float,double,long_double}_built_in fields.
	(gfc_intrinsic_map): Adjust definitions of DEFINE_MATH_BUILTIN,
	DEFINE_MATH_BUILTIN_C and LIB_FUNCTION accordingly. Add
	definition of OTHER_BUILTIN.
	(real_compnt_info): Remove unused struct.
	(builtin_decl_for_precision, builtin_decl_for_float_kind): New
	functions.
	(build_round_expr): Call builtin_decl_for_precision instead of
	series of if-else.
	(gfc_conv_intrinsic_aint): Call builtin_decl_for_float_kind
	instead of a switch.
	(gfc_build_intrinsic_lib_fndecls): Match
	{real,complex}{4,8,10,16}decl into the C-style built_in_decls.
	(gfc_get_intrinsic_lib_fndecl): Do not hardcode floating-point
	kinds.
	(gfc_conv_intrinsic_lib_function): Go through all the extended
	gfc_intrinsic_map.
	(gfc_trans_same_strlen_check): Call builtin_decl_for_float_kind
	instead of a switch.
	(gfc_conv_intrinsic_abs): Likewise.
	(gfc_conv_intrinsic_mod): Likewise.
	(gfc_conv_intrinsic_sign): Likewise.
	(gfc_conv_intrinsic_fraction): Likewise.
	(gfc_conv_intrinsic_nearest): Likewise.
	(gfc_conv_intrinsic_spacing): Likewise.
	(gfc_conv_intrinsic_rrspacing): Likewise.
	(gfc_conv_intrinsic_scale): Likewise.
	(gfc_conv_intrinsic_set_exponent): Likewise.

2010-06-11  Paul Thomas  <pault@gcc.gnu.org>

	PR fortran/42051
	PR fortran/43896
	* trans-expr.c (gfc_conv_derived_to_class): Handle array-valued
	functions with CLASS formal arguments.

2010-06-10  Janus Weil  <janus@gcc.gnu.org>

	PR fortran/44207
	* resolve.c (conformable_arrays): Handle allocatable components.

2010-06-10  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>

	PR fortran/38273
	* gfortran.texi: Document that Cray pointers cannot be function
	results.

2010-06-10  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>

	PR fortran/36234
	* gfortran.texi: Document lack of support for syntax
	"complex FUNCTION name*16()", and existence of alternative
	legacy syntax "complex*16 FUNCTION name()".

2010-06-10  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>

	PR fortran/43032
	* intrinsic.texi (FLUSH): Note the difference between FLUSH and
	POSIX's fsync(), and how to call the latter from Fortran code.

2010-06-10  Daniel Franke  <franke.daniel@gmail.com>

	PR fortran/44457
	* interface.c (compare_actual_formal): Reject actual arguments with
	array subscript passed to ASYNCHRONOUS dummys.

2010-06-10  Daniel Kraft  <d@domob.eu>

	PR fortran/38936
	* gfortran.h (enum gfc_statement): Add ST_ASSOCIATE, ST_END_ASSOCIATE.
	(struct gfc_symbol): New field `assoc'.
	(struct gfc_association_list): New struct.
	(struct gfc_code): New struct `block' in union, move `ns' there
	and add association list.
	(gfc_free_association_list): New method.
	(gfc_has_vector_subscript): Made public;
	* match.h (gfc_match_associate): New method.
	* parse.h (enum gfc_compile_state): Add COMP_ASSOCIATE.
	* decl.c (gfc_match_end): Handle ST_END_ASSOCIATE.
	* interface.c (gfc_has_vector_subscript): Made public.
	(compare_actual_formal): Rename `has_vector_subscript' accordingly.
	* match.c (gfc_match_associate): New method.
	(gfc_match_select_type): Change reference to gfc_code's `ns' field.
	* primary.c (match_variable): Don't allow names associated to expr here.
	* parse.c (decode_statement): Try matching ASSOCIATE statement.
	(case_exec_markers, case_end): Add ASSOCIATE statement.
	(gfc_ascii_statement): Hande ST_ASSOCIATE and ST_END_ASSOCIATE.
	(parse_associate): New method.
	(parse_executable): Handle ST_ASSOCIATE.
	(parse_block_construct): Change reference to gfc_code's `ns' field.
	* resolve.c (resolve_select_type): Ditto.
	(resolve_code): Ditto.
	(resolve_block_construct): Ditto and add comment.
	(resolve_select_type): Set association list in generated BLOCK to NULL.
	(resolve_symbol): Resolve associate names.
	* st.c (gfc_free_statement): Change reference to gfc_code's `ns' field
	and free association list.
	(gfc_free_association_list): New method.
	* symbol.c (gfc_new_symbol): NULL new field `assoc'.
	* trans-stmt.c (gfc_trans_block_construct): Change reference to
	gfc_code's `ns' field.

2010-06-10  Kai Tietz  <kai.tietz@onevision.com>

	* error.c (error_print): Pre-initialize loc by NULL.
	* openmp.c (resolve_omp_clauses): Add explicit
	braces to avoid ambigous else.
	* array.c (match_subscript): Pre-initialize m to MATCH_ERROR.

2010-06-10  Gerald Pfeifer  <gerald@pfeifer.com>

	* gfc-internals.texi: Move to GFDL 1.3.
	* gfortran.texi: Ditto.
	* intrinsic.texi: Ditto.
	* invoke.texi: Ditto.

2010-06-09  Daniel Franke  <franke.daniel@gmail.com>

        PR fortran/44347
        * check.c (gfc_check_selected_real_kind): Verify that the
        actual arguments are scalar.

2010-06-09  Daniel Franke  <franke.daniel@gmail.com>

	PR fortran/44359
	* intrinsic.c (gfc_convert_type_warn): Further improve -Wconversion.

2010-06-09  Janus Weil  <janus@gcc.gnu.org>

	PR fortran/44430
	* dump-parse-tree.c (show_symbol): Avoid infinite loop.

2010-06-09  Steven G. Kargl  <kargl@gcc.gnu.org>

	* fortran/symbol.c (check_conflict):  Remove an invalid conflict check.

2010-06-09  Steven G. Kargl  <kargl@gcc.gnu.org>

	* fortran/intrinsic.c (add_functions): Change gfc_check_btest,
	gfc_check_ibclr, and gfc_check_ibset to gfc_check_bitfcn.
	* fortran/intrinsic.h: Remove prototypes for gfc_check_btest,
	gfc_check_ibclr, and gfc_check_ibset.  Add prototype for
	gfc_check_bitfcn.
	* fortran/check.c (nonnegative_check, less_than_bitsize1, 
	less_than_bitsize2): New functions.
	(gfc_check_btest): Renamed to gfc_check_bitfcn.  Use
	nonnegative_check and less_than_bitsize1.
	(gfc_check_ibclr, gfc_check_ibset): Removed.
	(gfc_check_ibits,gfc_check_mvbits): Use nonnegative_check and
	less_than_bitsize1.

2010-06-09  Janus Weil  <janus@gcc.gnu.org>

	PR fortran/44211
	* resolve.c (resolve_typebound_function,resolve_typebound_subroutine):
	Resolve references.

2010-06-09  Kai Tietz  <kai.tietz@onevision.com>

	* resolve.c (resolve_deallocate_expr): Avoid warning
	about possible use of iunitialized sym.
	(resolve_allocate_expr): Pre-initialize sym by NULL.

2010-06-09  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>

	PR fortran/43040
	* f95-lang.c (gfc_init_builtin_functions): Remove comment.

2010-06-08  Laurynas Biveinis  <laurynas.biveinis@gmail.com>

	* trans-types.c (gfc_get_nodesc_array_type): Use typed GC
	allocation.
	(gfc_get_array_type_bounds): Likewise.

	* trans-decl.c (gfc_allocate_lang_decl): Likewise.
	(gfc_find_module): Likewise.

	* f95-lang.c (pushlevel): Likewise.

	* trans.h (struct lang_type): Add variable_size GTY option.
	(struct lang_decl): Likewise.

2010-06-08  Tobias Burnus  <burnus@net-b.de>

	PR fortran/44446
	* symbol.c (check_conflict): Move protected--external/procedure check ...
	* resolve.c (resolve_select_type): ... to the resolution stage.

2010-06-07  Tobias Burnus  <burnus@net-b.de>

	* options.c (gfc_handle_option): Fix -fno-recursive.

2010-06-07  Tobias Burnus  <burnus@net-b.de>

	* gfc-internals.texi (copyrights-gfortran): Fix copyright year format.
	* gfortran.texi (copyrights-gfortran): Ditto.

2010-06-07  Joseph Myers  <joseph@codesourcery.com>

	* lang.opt (fshort-enums): Define using Var and VarExists.
	* options.c (gfc_handle_option): Don't set flag_short_enums here.

2010-06-05  Paul Thomas  <pault@gcc.gnu.org>
	    Janus Weil  <janus@gcc.gnu.org>

	PR fortran/43945
	* resolve.c (get_declared_from_expr): Move to before
	resolve_typebound_generic_call.  Make new_ref and class_ref
	ignorable if set to NULL.
	(resolve_typebound_generic_call): Once we have resolved the
	generic call, check that the specific instance is that which
	is bound to the declared type.
	(resolve_typebound_function,resolve_typebound_subroutine): Avoid
	freeing 'class_ref->next' twice.

2010-06-05  Paul Thomas  <pault@gcc.gnu.org>

	PR fortran/43895
	* trans-array.c (structure_alloc_comps): Dereference scalar
	'decl' if it is a REFERENCE_TYPE. Tidy expressions containing
	TREE_TYPE (decl).

2010-06-04  Joseph Myers  <joseph@codesourcery.com>

	* gfortranspec.c (append_arg, lang_specific_driver): Use
	GCC-specific formats in diagnostics.

2010-06-02  Tobias Burnus  <burnus@net-b.de>

	PR fortran/44360
	* parse.c (gfc_fixup_sibling_symbols): Do not "fix" use-associated
	symbols.

2010-06-01  Jerry DeLisle  <jvdelisle@gcc.gnu.org>

	PR fortran/44371
	* match.c (gfc_match_stopcode): Move gfc_match_eos call inside 
	condition block.

2010-05-31  Steven G. Kargl  <kargl@gcc.gnu.org>

	* fortran/gfortran.texi:  Fix typos in description of variable-format-
	expressions.

2010-05-31  Thomas Koenig  <tkoenig@gcc.gnu.org>

	PR fortran/36928
	* dependency.c (gfc_check_section_vs_section):  Check
	for interleaving array assignments without conflicts.

2010-05-30  Janus Weil  <janus@gcc.gnu.org>

	* gcc/fortran/gfortran.h (CLASS_DATA): New macro for accessing the
	$data component of a class container.
	* gcc/fortran/decl.c (attr_decl1): Use macro CLASS_DATA.
	* gcc/fortran/expr.c (gfc_check_pointer_assign,gfc_check_assign_symbol,
	gfc_has_ultimate_allocatable,gfc_has_ultimate_pointer): Ditto.
	* gcc/fortran/interface.c (matching_typebound_op): Ditto.
	* gcc/fortran/match.c (gfc_match_allocate, gfc_match_deallocate): Ditto.
	* gcc/fortran/parse.c (parse_derived): Ditto.
	* gcc/fortran/primary.c (gfc_match_varspec, gfc_variable_attr,
	gfc_expr_attr): Ditto.
	* gcc/fortran/resolve.c (resolve_structure_cons, find_array_spec,
	resolve_deallocate_expr, resolve_allocate_expr, resolve_select_type,
	resolve_fl_var_and_proc, resolve_typebound_procedure,
	resolve_fl_derived): Ditto.
	* gcc/fortran/symbol.c (gfc_type_compatible): Restructured.
	* gcc/fortran/trans-array.c (structure_alloc_comps): Use macro
	CLASS_DATA.
	* gcc/fortran/trans-decl.c (gfc_get_symbol_decl,
	gfc_trans_deferred_vars): Ditto.
	* gcc/fortran/trans-stmt.c (gfc_trans_allocate): Ditto.

2010-05-28  Tobias Burnus  <burnus@net-b.de>

	* options.c (gfc_handle_option): Fix handling of -fno-whole-file.

2010-05-28  Joseph Myers  <joseph@codesourcery.com>

	* gfortranspec.c (append_arg, lang_specific_driver): Use
	fatal_error instead of fatal.  Use warning instead of fprintf for
	warnings.

2010-05-28  Joseph Myers  <joseph@codesourcery.com>

	* cpp.c (gfc_cpp_init_0): Use xstrerror instead of strerror.
	* module.c (write_char, gfc_dump_module, gfc_use_module): Use
	xstrerror instead of strerror.

2010-05-26  Joseph Myers  <joseph@codesourcery.com>

	* cpp.c (cb_cpp_error): Save and restore
	global_dc->warn_system_headers, not variable warn_system_headers.

2010-05-26  Steven Bosscher  <steven@gcc.gnu.org>

	* fortran/f95-lang.c: Do not include libfuncs.h, expr.h, and except.h.

2010-05-26  Steven Bosscher  <steven@gcc.gnu.org>

	* trans-common.c: Do not include rtl.h, include output.h instead.
	* trans-decl.c: Likewise.

2010-05-26  Paul Thomas  <pault@gcc.gnu.org>

	PR fortran/40011
	* resolve.c (resolve_global_procedure): Resolve the gsymbol's
	namespace before trying to reorder the gsymbols.

2010-05-25  Daniel Franke  <franke.daniel@gmail.com>

	PR fortran/30668
	PR fortran/31346
	PR fortran/34260
	* resolve.c (resolve_global_procedure): Add check for global
	procedures with implicit interfaces and assumed-shape or optional
	dummy arguments. Verify that function return type, kind and string
	lengths match.

2010-05-21  Tobias Burnus  <burnus@net-b.de>

	* gfortran.h: Do not include system.h.
	* bbt.c: Include system.h.
	* data.c: Ditto.
	* dependency.c: Ditto.
	* dump-parse-tree.c: Ditto.
	* arith.h: Do not include gfortran.h.
	* constructor.h: Do not include gfortran.h and splay-tree.h.
	* match.h: Do not include gfortran.h.
	* parse.h: Ditto.
	* target-memory.h: Ditto.
	* openmp.c: Do not include toplev.h and target.h.
	* trans-stmt.c: Ditto not include toplev.h.
	* primary.c: Ditto.
	* trans-common.c: Tell why toplev.h is needed. And
	do not include target.h.
	* trans-expr.c: Tell why toplev.h is needed.
	* trans-array.c: Ditto.
	* trans-openmp.c: Ditto.
	* trans-const.c: Ditto.
	* trans.c: Ditto.
	* trans-types.c: Ditto.
	* trans-io.c: Ditto.
	* trans-decl.c: Ditto.
	* scanner.c: Ditto.
	* convert.c: Ditto.
	* trans-intrinsic.c: Ditto.
	* options.c: Ditto.

2010-05-22 Jerry DeLisle <jvdelisle@gcc.gnu.org>

	PR fortran/43851
	* match.c (gfc_match_stopcode): Use gfc_match_init_expr. Go to cleanup
	before returning MATCH_ERROR. Add check for scalar. Add check for
	default integer kind.

2010-05-22  Janus Weil  <janus@gcc.gnu.org>

	PR fortran/44212
	* match.c (gfc_match_select_type): On error jump back out of the local
	namespace.
	* parse.c (parse_derived): Defer creation of vtab symbols to resolution
	stage, more precisely to ...
	* resolve.c (resolve_fl_derived): ... this place.

2010-05-22  Janus Weil  <janus@gcc.gnu.org>

	PR fortran/44213
	* resolve.c (ensure_not_abstract): Allow abstract types with
	non-abstract ancestors.

2010-05-21  Steven Bosscher  <steven@gcc.gnu.org>

	* trans-const.c: Include realmpfr.h.
	* Make-lang.in: Update dependencies.

2010-05-21  Steven Bosscher  <steven@gcc.gnu.org>

	* trans-const.c, trans-types.c, trans-intrinsic.c:
	Clean up redundant includes.

2010-05-20  Daniel Franke  <franke.daniel@gmail.com>

        PR fortran/38407
        * lang.opt (Wunused-dummy-argument): New option.
        * gfortran.h (gfc_option_t): Add warn_unused_dummy_argument.
        * options.c (gfc_init_options): Disable warn_unused_dummy_argument.
        (set_Wall): Enable warn_unused_dummy_argument.
        (gfc_handle_option): Set warn_unused_dummy_argument according to
        command line.
        * trans-decl.c (generate_local_decl): Separate warnings about
        unused variables and unused dummy arguments.
        * invoke.texi: Documented new option.

2010-05-20  Steven Bosscher  <steven@gcc.gnu.org>

	* trans-expr.c: Do not include convert.h, ggc.h, real.h, and gimple.h.
	(gfc_conv_string_tmp): Do not assert type comparibilty.
	*  trans-array.c: Do not include gimple.h, ggc.h, and real.h.
	(gfc_conv_expr_descriptor): Remove assert.
	* trans-common.c: Clarify why rtl.h and tm.h are included.
	* trans-openmp.c: Do not include ggc.h and real.h.
	Explain why gimple.h is included.
	* trans-const.c: Do not include ggc.h.
	* trans-stmt.c: Do not include gimple.h, ggc.h, and real.h.
	* trans.c: Do not include ggc.h and real.h.
	Explain why gimple.h is included.
	* trans-types.c: Do not include tm.h.  Explain why langhooks.h
	and dwarf2out.h are included.
	* trans-io.c: Do not include gimple.h and real.h.
	* trans-decl.c: Explain why gimple.h, tm.h, and rtl.h are included.
	* trans-intrinsic.c: Do not include gimple.h.  Explain why tm.h
	is included.

2010-05-20  Tobias Burnus  <burnus@net-b.de>

	* options.c (gfc_init_options,gfc_post_options): Enable
	flag_associative_math by default.

2010-05-19 Jerry DeLisle <jvdelisle@gcc.gnu.org>

	PR fortran/43851
	* trans-stmt.c (gfc_trans_stop): Add generation of call to
	gfortran_error_stop_numeric. Fix up some whitespace. Use stop_string for
	blank STOP, handling a null expression. (gfc_trans_pause): Use
	pause_string for blank PAUSE.
	* trans.h: Add external function declaration for error_stop_numeric.
	* trans-decl.c (gfc_build_builtin_function_decls): Add the building of
	the declaration for the library call. Adjust whitespaces.
	* match.c (gfc_match_stopcode): Remove use of the actual stop code to
	signal no stop code. Match the expression following the stop and pass
	that to the translators. Remove the old use of digit matching.  Add
	checks that the stop_code expression is INTEGER or CHARACTER, constant,
	and if CHARACTER, default character KIND.

2010-05-19  Daniel Franke  <franke.daniel@gmail.com>

	PR fortran/44055
	* lang.opt (Wconversion-extra): New option.
	* gfortran.h (gfc_option_t): Add warn_conversion_extra.
	* options.c (gfc_init_options): Disable -Wconversion-extra by default.
	(set_Wall): Enable -Wconversion.
	(gfc_handle_option): Set warn_conversion_extra.
	* intrinsic.c (gfc_convert_type_warn): Ignore kind conditions
	introduced for -Wconversion if -Wconversion-extra is present.
	* invoke.texi: Add -Wconversion to -Wall; document new behaviour of
	-Wconversion; document -Wconversion-extra.

2010-05-19  Daniel Franke  <franke.daniel@gmail.com>

	PR fortran/42360
	* gfortran.h (gfc_has_default_initializer): New.
	* expr.c (gfc_has_default_initializer): New.
	* resolve.c (has_default_initializer): Removed, use
	gfc_has_default_initializer() instead. Updated all callers.
	* trans-array.c (has_default_initializer): Removed, use
	gfc_has_default_initializer() instead. Updated all callers.
	* trans-decl.c (generate_local_decl): Do not check the
	first component only to check for initializers, but use
	gfc_has_default_initializer() instead.

2010-05-19  Daniel Franke  <franke.daniel@gmail.com>

	PR fortran/38404
	* primary.c (match_string_constant): Move start_locus just inside 
	the string.
	* data.c (create_character_intializer): Clarified truncation warning.

2010-05-19  Daniel Franke  <franke.daniel@gmail.com>

	PR fortran/34505
	* intrinsic.h (gfc_check_float): New prototype.
	(gfc_check_sngl): New prototype.
	* check.c (gfc_check_float): New.
	(gfc_check_sngl): New.
	* intrinsic.c (add_functions): Moved DFLOAT from aliasing DBLE
	to be a specific for REAL. Added check routines for FLOAT, DFLOAT
	and SNGL.
	* intrinsic.texi: Removed individual nodes of FLOAT, DFLOAT and SNGL,
	added them to the list of specifics of REAL instead.

2010-05-17  Janus Weil  <janus@gcc.gnu.org>

	PR fortran/43990
	* trans-expr.c (gfc_conv_structure): Remove unneeded and buggy code.
	This is now handled via 'gfc_class_null_initializer'.

2010-05-17  Janus Weil  <janus@gcc.gnu.org>

	* class.c (gfc_add_component_ref,gfc_class_null_initializer,
	gfc_build_class_symbol,add_proc_component,add_proc_comps, 
	add_procs_to_declared_vtab1,copy_vtab_proc_comps,
	add_procs_to_declared_vtab,add_generic_specifics, 
	add_generics_to_declared_vtab,gfc_find_derived_vtab,
	find_typebound_proc_uop,gfc_find_typebound_proc,
	gfc_find_typebound_user_op,gfc_find_typebound_intrinsic_op, 
	gfc_get_tbp_symtree): Moved here from other places.
	* expr.c (gfc_add_component_ref,gfc_class_null_initializer): Move to
	class.c.
	* gfortran.h (gfc_build_class_symbol,gfc_find_derived_vtab,
	gfc_find_typebound_proc,gfc_find_typebound_user_op,
	gfc_find_typebound_intrinsic_op,gfc_get_tbp_symtree,
	gfc_add_component_ref, gfc_class_null_initializer): Moved to class.c.
	* Make-lang.in: Add class.o.
	* symbol.c (gfc_build_class_symbol,add_proc_component,add_proc_comps,
	add_procs_to_declared_vtab1,copy_vtab_proc_comps,
	add_procs_to_declared_vtab,add_generic_specifics,
	add_generics_to_declared_vtab,gfc_find_derived_vtab,
	find_typebound_proc_uop,gfc_find_typebound_proc,
	gfc_find_typebound_user_op,gfc_find_typebound_intrinsic_op,
	gfc_get_tbp_symtree): Move to class.c.

2010-05-17  Nathan Froyd  <froydnj@codesourcery.com>

	* trans-types.c (gfc_init_types): Use build_function_type_list.
	(gfc_get_ppc_type): Likewise.
	* trans-decl.c (gfc_generate_constructors): Likewise.
	* f95-lang.c (build_builtin_fntypes): Likewise.
	(gfc_init_builtin_functions): Likewise.
	(DEF_FUNCTION_TYPE_0): Likewise.
	(DEF_FUNCTION_TYPE_1): Likewise.
	(DEF_FUNCTION_TYPE_2): Likewise.
	(DEF_FUNCTION_TYPE_3): Likewise.
	(DEF_FUNCTION_TYPE_4): Likewise.
	(DEF_FUNCTION_TYPE_5): Likewise.
	(DEF_FUNCTION_TYPE_6): Likewise.
	(DEF_FUNCTION_TYPE_7): Likewise.  Use ARG7.
	(DEF_FUNCTION_TYPE_VAR_0): Use build_varags_function_type_list.
 
2010-05-17  Nathan Froyd  <froydnj@codesourcery.com>

	* trans-array.c (gfc_trans_array_constructor_value): Use
	build_constructor instead of build_constructor_from_list.
	(gfc_build_constant_array_constructor): Likewise.
	* trans-decl.c (create_main_function): Likewise.
	* trans-stmt.c (gfc_trans_character_select): Likewise.

2010-05-17  Janus Weil  <janus@gcc.gnu.org>

	PR fortran/44044
	* resolve.c (resolve_fl_var_and_proc): Move error messages here from ...
	(resolve_fl_variable_derived): ... this place.
	(resolve_symbol): Make sure function symbols (and their result
	variables) are not resolved twice.

2010-05-16  Daniel Franke  <franke.daniel@gmail.com>

	PR fortran/35779
	* array.c (match_array_list): Revert change from 2010-05-13.

2010-05-16  Richard Guenther  <rguenther@suse.de>

	* trans-decl.c (module_htab_decls_hash): Revert last change.

2010-05-16  Richard Guenther  <rguenther@suse.de>

	* trans-decl.c (module_htab_decls_hash): Use IDENTIFIER_HASH_VALUE.

2010-05-16  Manuel López-Ibáñez  <manu@gcc.gnu.org>

	* options.c (set_Wall): Remove special logic for Wuninitialized
	without -O.

2010-05-15  Janus Weil  <janus@gcc.gnu.org>

	PR fortran/44154
	PR fortran/42647
	* trans-decl.c (gfc_trans_deferred_vars): Modify ordering of
	if branches.

2010-05-15  Janus Weil  <janus@gcc.gnu.org>

	PR fortran/43207
	PR fortran/43969
	* gfortran.h (gfc_class_null_initializer): New prototype.
	* expr.c (gfc_class_null_initializer): New function to build a NULL
	initializer for CLASS pointers.
	* symbol.c (gfc_build_class_symbol): Modify internal naming of class
	containers. Remove default NULL initialization of $data component.
	* trans.c (gfc_allocate_array_with_status): Fix wording of an error 
	message.
	* trans-expr.c (gfc_conv_initializer,gfc_trans_subcomponent_assign):
	Use new function 'gfc_class_null_initializer'.
	* trans-intrinsic.c (gfc_conv_allocated): Handle allocatable scalar
	class variables.

2010-05-14  Steven G. Kargl  <kargl@gcc.gnu.org>

	PR fortran/44135
	* fortran/interface.c (get_sym_storage_size): Use signed instead of
	unsigned mpz_get_?i routines.

2010-05-14  Jakub Jelinek  <jakub@redhat.com>

	* trans.c (trans_code): Set backend locus early.
	* trans-decl.c (gfc_get_fake_result_decl): Use source location
	of the function instead of current input_location.

2010-05-13  Daniel Franke  <franke.daniel@gmail.com>

	PR fortran/35779
	* intrinsic.c (gfc_init_expr): Renamed to gfc_init_expr_flag.
	Updated all usages.
	* expr.c (init_flag): Removed; use gfc_init_expr_flag everywhere.
	* array.c (match_array_list): Pass on gfc_init_expr_flag when matching
	iterators.

2010-05-13  Jakub Jelinek  <jakub@redhat.com>

	PR fortran/44036
	* openmp.c (resolve_omp_clauses): Allow procedure pointers in clause
	variable lists.
	* trans-openmp.c (gfc_omp_privatize_by_reference): Don't privatize
	by reference dummy procedures or non-dummy procedure pointers.
	(gfc_omp_predetermined_sharing): Return
	OMP_CLAUSE_DEFAULT_FIRSTPRIVATE for dummy procedures.

2010-05-11  Daniel Franke  <franke.daniel@gmail.com>

	PR fortran/43711
	* openmp.c (gfc_match_omp_taskwait): Report unexpected characters
	after OMP statement.
	(gfc_match_omp_critical): Likewise.
	(gfc_match_omp_flush): Likewise.
	(gfc_match_omp_workshare): Likewise.
	(gfc_match_omp_master): Likewise.
	(gfc_match_omp_ordered): Likewise.
	(gfc_match_omp_atomic): Likewise.
	(gfc_match_omp_barrier): Likewise.
	(gfc_match_omp_end_nowait): Likewise.

2010-05-11  Daniel Franke  <franke.daniel@gmail.com>

	PR fortran/31820
	* resolve.c (validate_case_label_expr): Removed FIXME.
	(resolve_select): Raise default warning on case labels out of range
	of the case expression.

2010-05-10  Daniel Franke  <franke.daniel@gmail.com>

	PR fortran/27866
	PR fortran/35003
	PR fortran/42809
	* intrinsic.c (gfc_convert_type_warn): Be more discriminative
	about conversion warnings.

2010-05-10  Janus Weil  <janus@gcc.gnu.org>

	PR fortran/44044
	* match.c (gfc_match_select_type): Move error message to
	resolve_select_type.
	* resolve.c (resolve_select_type): Error message moved here from
	gfc_match_select_type. Correctly set type of temporary.

2010-05-10  Richard Guenther  <rguenther@suse.de>

	* trans-decl.c (gfc_build_library_function_decl): Split out
	worker to ...
	(build_library_function_decl_1): ... this new function.
	Set a fnspec attribute if a specification was provided.
	(gfc_build_library_function_decl_with_spec): New function.
	(gfc_build_intrinsic_function_decls): Annotate internal_pack
	and internal_unpack.

2010-05-07  Daniel Franke  <franke.daniel@gmail.com>

	PR fortran/40728
	* intrinc.c (gfc_is_intrinsic): Do not prematurely mark symbol
	as external.

2010-05-07  Jason Merrill  <jason@redhat.com>

	* trans-expr.c (gfc_conv_procedure_call): Rename nullptr to null_ptr
	to avoid -Wc++-compat warning.

2010-05-06  Manuel López-Ibáñez  <manu@gcc.gnu.org>

	PR 40989
	* options.c (gfc_handle_option): Add argument kind.
	* gfortran.h (gfc_handle_option): Update declaration.

2010-05-06  Tobias Burnus  <burnus@net-b.de>

	PR fortran/43985
	* trans-types.c (gfc_sym_type): Mark Cray pointees as
	GFC_POINTER_TYPE_P.

2010-05-05  Daniel Franke  <franke.daniel@gmail.com>

	PR fortran/32331
	* resolve.c (traverse_data_list): Rephrase error message for
	non-constant bounds in data-implied-do.

2010-05-05  Daniel Franke  <franke.daniel@gmail.com>

	PR fortran/24978
	* gfortran.h: Removed repeat count from constructor, removed
	all usages.
	* data.h (gfc_assign_data_value_range): Changed return value from
	void to gfc_try.
	* data.c (gfc_assign_data_value): Add location to constructor element.
	(gfc_assign_data_value_range): Call gfc_assign_data_value()
	for each element in range. Return early if an error was generated.
	* resolve.c (check_data_variable): Stop early if range assignment
	generated an error.

2010-05-05  Janus Weil  <janus@gcc.gnu.org>

	PR fortran/43696
	* resolve.c (resolve_fl_derived): Some fixes for class variables.
	* symbol.c (gfc_build_class_symbol): Add separate class container for
	class pointers.

2010-05-03  Steven G. Kargl  <kargl@gcc.gnu.org>

	PR fortran/43592
	* fortran/parse.c (parse_interface): Do not dereference a NULL pointer.

2010-05-02  Tobias Burnus  <burnus@net-b.de>

	PR fortran/18918
	* intrinsic.c (add_functions): Fix GFC_STD and add gfc_resolve_ calls
	for lcobound, ucobound, image_index and this_image.
	* intrinsic.h (gfc_resolve_lcobound, gfc_resolve_this_image,
	gfc_resolve_image_index, gfc_resolve_ucobound): New prototypes.
	* iresolve.c (gfc_resolve_lcobound, gfc_resolve_this_image,
	gfc_resolve_image_index, gfc_resolve_ucobound, resolve_bound): New
	functions.
	(gfc_resolve_lbound, gfc_resolve_ubound): Use resolve_bound.

2010-04-30  Tobias Burnus  <burnus@net-b.de>

	PR fortran/18918
	PR fortran/43931
	*  trans-types.c (gfc_get_array_descriptor_base): Fix index
	calculation for array descriptor types.

2010-04-29  Janus Weil  <janus@gcc.gnu.org>

	PR fortran/43896
	* symbol.c (add_proc_component,copy_vtab_proc_comps): Remove
	initializers for PPC members of the vtabs.

2010-04-29  Janus Weil  <janus@gcc.gnu.org>

	PR fortran/42274
	* symbol.c (add_proc_component,add_proc_comps): Correctly set the 'ppc'
	attribute for all PPC members of the vtypes.
	(copy_vtab_proc_comps): Copy the correct interface.
	* trans.h (gfc_trans_assign_vtab_procs): Modified prototype.
	* trans-expr.c (gfc_trans_assign_vtab_procs): Pass the derived type as
	a dummy argument and make sure all PPC members of the vtab are
	initialized correctly.
	(gfc_conv_derived_to_class,gfc_trans_class_assign): Additional argument
	in call to gfc_trans_assign_vtab_procs.
	* trans-stmt.c (gfc_trans_allocate): Ditto.

2010-04-29  Paul Thomas  <pault@gcc.gnu.org>

	PR fortran/43326
	* resolve.c (resolve_typebound_function): Renamed
	resolve_class_compcall.Do all the detection of class references
	here.
	(resolve_typebound_subroutine): resolve_class_typebound_call
	renamed. Otherwise same as resolve_typebound_function.
	(gfc_resolve_expr): Call resolve_typebound_function.
	(resolve_code): Call resolve_typebound_subroutine.

2010-04-29  Janus Weil  <janus@gcc.gnu.org>

	PR fortran/43492
	* resolve.c (resolve_typebound_generic_call): For CLASS methods
	pass back the specific symtree name, rather than the target
	name.

2010-04-29  Paul Thomas  <pault@gcc.gnu.org>

	PR fortran/42353
	* resolve.c (resolve_structure_cons): Make the initializer of
	the vtab component 'extends' the same type as the component.

2010-04-29  Jerry DeLisle  <jvdelisle@gcc.gnu.org>

	PR fortran/42680
	* interface.c (check_interface1): Pass symbol name rather than NULL to
	gfc_compare_interfaces.(gfc_compare_interfaces): Add assert to
	trap MULL. (gfc_compare_derived_types): Revert previous change
	incorporated incorrectly during merge from trunk, r155778.
	* resolve.c (check_generic_tbp_ambiguity): Pass symbol name rather
	than NULL to gfc_compare_interfaces.
	* symbol.c (add_generic_specifics): Likewise.

2010-02-29  Janus Weil  <janus@gcc.gnu.org>

	PR fortran/42353
	* interface.c (gfc_compare_derived_types): Add condition for vtype.
	* symbol.c (gfc_find_derived_vtab): Sey access to private.
	(gfc_find_derived_vtab): Likewise.
	* module.c (ab_attribute): Add enumerator AB_VTAB.
	(mio_symbol_attribute): Use new attribute, AB_VTAB.
	(check_for_ambiguous): Likewise.

2010-04-29  Paul Thomas  <pault@gcc.gnu.org>
	    Janus Weil  <janus@gcc.gnu.org>

	PR fortran/41829
	* trans-expr.c (select_class_proc): Remove function.
	(conv_function_val): Delete reference to previous.
	(gfc_conv_derived_to_class): Add second argument to the call to
	gfc_find_derived_vtab.
	(gfc_conv_structure): Exclude proc_pointer components when
	accessing $data field of class objects.
	(gfc_trans_assign_vtab_procs): New function.
	(gfc_trans_class_assign): Add second argument to the call to
	gfc_find_derived_vtab.
	* symbol.c (gfc_build_class_symbol): Add delayed_vtab arg and
	implement holding off searching for the vptr derived type.
	(add_proc_component): New function.
	(add_proc_comps): New function.
	(add_procs_to_declared_vtab1): New function.
	(copy_vtab_proc_comps): New function.
	(add_procs_to_declared_vtab): New function.
	(void add_generic_specifics): New function.
	(add_generics_to_declared_vtab): New function.
	(gfc_find_derived_vtab): Add second argument to the call to
	gfc_find_derived_vtab. Add the calls to
	add_procs_to_declared_vtab and add_generics_to_declared_vtab.
	* decl.c (build_sym, build_struct): Use new arg in calls to
	gfc_build_class_symbol.
	* gfortran.h : Add vtype bitfield to symbol_attr. Remove the
	definition of struct gfc_class_esym_list. Modify prototypes
	of gfc_build_class_symbol and gfc_find_derived_vtab.
	* trans-stmt.c (gfc_trans_allocate): Add second argument to the
	call to gfc_find_derived_vtab.
	* module.c : Add the vtype attribute.
	* trans.h : Add prototype for gfc_trans_assign_vtab_procs.
	* resolve.c (resolve_typebound_generic_call): Add second arg
	to pass along the generic name for class methods.
	(resolve_typebound_call): The same.
	(resolve_compcall): Use the second arg to carry the generic
	name from the above. Remove the reference to class_esym.
	(check_members, check_class_members, resolve_class_esym,
	hash_value_expr): Remove functions.
	(resolve_class_compcall, resolve_class_typebound_call): Modify
	to use vtable rather than member by member calls.
	(gfc_resolve_expr): Modify second arg in call to
	resolve_compcall.
	(resolve_select_type): Add second arg in call to
	gfc_find_derived_vtab.
	(resolve_code): Add second arg in call resolve_typebound_call.
	(resolve_fl_derived): Exclude vtypes from check for late
	procedure definitions. Likewise for checking of explicit
	interface and checking of pass arg.
	* iresolve.c (gfc_resolve_extends_type_of): Add second arg in
	calls to gfc_find_derived_vtab.
	* match.c (select_type_set_tmp): Use new arg in call to
	gfc_build_class_symbol.
	* trans-decl.c (gfc_get_symbol_decl): Complete vtable if
	necessary.
	* parse.c (endType): Finish incomplete classes.

2010-04-28  Tobias Burnus  <burnus@net-b.de>

	PR fortran/18918
	PR fortran/43919
	* simplify.c (simplify_cobound): Handle scalar coarrays.

2010-04-27  Tobias Burnus  <burnus@net-b.de>

	* gfc-internals.texi: Update copyright year.
	* gfortran.texi: Ditto.
	* invoke.texi: Ditto.

2010-04-27  Tobias Burnus  <burnus@net-b.de>

	PR fortran/18918
	* resolve.c (resolve_allocate_expr): Allow array coarrays.
	* trans-types.h (gfc_get_array_type_bounds): Update prototype.
	* trans-types.c (gfc_get_array_type_bounds,
	gfc_get_array_descriptor_base): Add corank argument.
	* trans-array.c (gfc_array_init_size): Handle corank.
	(gfc_trans_create_temp_array, gfc_array_allocate,
	gfc_conv_expr_descriptor): Add corank argument to call.
	* trans-stmt.c (gfc_trans_pointer_assign_need_temp): Ditto.

2010-04-24  Steven G. Kargl  <kargl@gcc.gnu.org>

	PR fortran/30073
	PR fortran/43793
	* trans-array.c (gfc_trans_array_bound_check): Use TREE_CODE instead
	of mucking with a tree directly.

2010-04-24  Jerry DeLisle  <jvdelisle@gcc.gnu.org>

	PR fortran/43832
	* io.c (gfc_match_open): Remove branch to syntax error. Add call to
	gfc_error with new error message.

2010-04-24  Paul Thomas  <pault@gcc.gnu.org>

	PR fortran/43841
	PR fortran/43843
	* trans-expr.c (gfc_conv_expr): Supply an address expression for
	GFC_SS_REFERENCE.
	(gfc_conv_expr_reference): Call gfc_conv_expr and return for
	GFC_SS_REFERENCE.
	* trans-array.c (gfc_add_loop_ss_code): Store the value rather
	than the address of a GFC_SS_REFERENCE.
	* trans.h : Change comment on GFC_SS_REFERENCE. 

2010-04-22  Richard Guenther  <rguenther@suse.de>

	PR fortran/43829
	* resolve.c (gfc_resolve_index): Wrap around ...
	(gfc_resolve_index_1): ... this.  Add parameter to allow
	any integer kind index type.
	(resolve_array_ref): Allow any integer kind for the start
	index of an array ref.

2010-04-21  Jakub Jelinek  <jakub@redhat.com>

	PR fortran/43836
	* f95-lang.c (gfc_define_builtin): Set TREE_NOTHROW on
	the decl.

2010-04-20  Harald Anlauf  <anlauf@gmx.de>

	* intrinsic.c (sort_actual): Remove 'is' in error message.

2010-04-20  Paul Thomas  <pault@gcc.gnu.org>

	PR fortran/43227
	* resolve.c (resolve_fl_derived): If a component character
	length has not been resolved, do so now.
	(resolve_symbol): The same as above for a symbol character
	length.
	* trans-decl.c (gfc_create_module_variable): A 'length' decl is
	not needed for a character valued, procedure pointer.

	PR fortran/43266
	* resolve.c (ensure_not_abstract_walker): If 'overriding' is
	not found, return FAILURE rather than ICEing.

2010-04-19  Jakub Jelinek  <jakub@redhat.com>

	PR fortran/43339
	* openmp.c (gfc_resolve_do_iterator): Only make iteration vars for
	sequential loops private in the innermost containing task region.

2010-04-18  Eric Botcazou  <ebotcazou@adacore.com>

	* f95-lang.c (gfc_init_decl_processing): Remove second argument in call
	to build_common_tree_nodes.

2010-04-17  Steven G. Kargl  <kargl@gcc.gnu.org>

	PR fortran/31538
	* fortran/trans-array.c (gfc_conv_ss_startstride): Remove the use of
	gfc_msg_bounds by using 'Array bound mismatch' directly.
	(gfc_trans_dummy_array_bias):  Remove the use of gfc_msg_bounds.  Reword
	error message to include the mismatch in the extent of array bound.
	* fortran/trans.c: Remove gfc_msg_bounds.  It is only used in one place.
	* fortran/trans.h: Remove extern definition of gfc_msg_bounds.

2010-04-17  Jerry DeLisle  <jvdelisle@gcc.gnu.org>

	* gfortran.texi: Update information on temporary file locations.

2010-04-16  Jakub Jelinek  <jakub@redhat.com>

	* trans-decl.c (gfc_build_qualified_array): Ensure
	ubound.N and lbound.N artificial variable names don't appear
	in debug info.

2010-04-15  Steven G. Kargl  <kargl@gcc.gnu.org>

	PR fortran/30073
	* trans-array.c (gfc_trans_array_bound_check): Eliminate a redundant
	block of code.  Set name to the variable associated with the descriptor.

2010-04-15  Jakub Jelinek  <jakub@redhat.com>

	* trans-decl.c (gfc_build_qualified_array): Clear DECL_IGNORED_P
	on VAR_DECL LBOUND and/or UBOUND, even for -O1.

2010-04-14  Steven G. Kargl  <kargl@gcc.gnu.org>

	* intrinsic.texi: Add the missing specific name of intrinsic
	procedure where the specific name is identical to the generic name.
	Fix inconsistent or mismatch in the argument names in intrinsic
	procedure descriptions.  Add the SCALAR allocatable description to
	ALLOCATED.

2010-04-14  Tobias Burnus  <burnus@net-b.de>

	PR fortran/18918
	* array.c (gfc_find_array_ref): Handle codimensions.
	(gfc_match_array_spec,gfc_match_array_ref): Use gfc_fatal_error.
	* check.c (is_coarray, dim_corank_check, gfc_check_lcobound,
	gfc_check_image_index, gfc_check_this_image, gfc_check_ucobound):
	New functions.
	* gfortran.h (gfc_isym_id): Add GFC_ISYM_IMAGE_INDEX,
	GFC_ISYM_LCOBOUND, GFC_ISYM_THIS_IMAGE,
	GFC_ISYM_UCOBOUND.
	* intrinsic.h (add_functions): Add this_image, image_index,
	lcobound and ucobound intrinsics.
	* intrinsic.c (gfc_check_lcobound,gfc_check_ucobound,
	gfc_check_image_index, gfc_check_this_image,
	gfc_simplify_image_index, gfc_simplify_lcobound,
	gfc_simplify_this_image, gfc_simplify_ucobound):
	New function prototypes.
	* intrinsic.texi (IMAGE_INDEX, LCOBOUND, THIS_IMAGE
	IMAGE_INDEX): Document new intrinsic functions.
	* match.c (gfc_match_critical, sync_statement): Make -fcoarray=none
	error fatal.
	* simplify.c (simplify_bound_dim): Handle coarrays.
	(simplify_bound): Update simplify_bound_dim call.
	(gfc_simplify_num_images): Add -fcoarray=none check.
	(simplify_cobound, gfc_simplify_lcobound, gfc_simplify_ucobound,
	gfc_simplify_ucobound, gfc_simplify_ucobound): New functions.

2010-04-14  Jerry DeLisle  <jvdelisle@gcc.gnu.org>

	PR fortran/43747
	* constructor.c: Fix typo in comment.
	* expr.c (find_array_section): Add check for max array limit.

2010-04-13  Iain Sandoe  <iains@gcc.gnu.org>

	PR bootstrap/31400
	* gfortranspec.c (lookup_option): Check for -static and return
	OPTION_static.
	(lang_specific_driver): Break when OPTION_static is discovered.

2010-04-12  Jerry DeLisle  <jvdelisle@gcc.gnu.org>

	* array.c (extract_element): Restore function from trunk.
	(gfc_get_array_element): Restore function from trunk.
	(gfc_expand_constructor): Restore check against
	flag_max_array_constructor.
	* constructor.c (node_copy_and_append): Delete unused.
	* gfortran.h: Delete comment and extra include.
	* constructor.h: Bump copyright and clean up TODO comments.
	* resolve.c: Whitespace.

2010-04-12  Daniel Franke  <franke.daniel@gmail.com>

	* simplify.c (compute_dot_product): Replaced usage of ADVANCE macro
	with direct access access to elements. Adjusted prototype, fixed all
	callers.
	(gfc_simplify_dot_product): Removed duplicate check for zero-sized
	array.
	(gfc_simplify_matmul): Removed usage of ADVANCE macro.
	(gfc_simplify_spread): Removed workaround, directly insert elements
	at a given array position.
	(gfc_simplify_transpose): Likewise.
	(gfc_simplify_pack): Replaced usage of ADVANCE macro with corresponding
	function calls.
	(gfc_simplify_unpack): Likewise.

2010-04-12  Daniel Franke  <franke.daniel@gmail.com>

	* simplify.c (only_convert_cmplx_boz): Renamed to ...
	(convert_boz): ... this and moved to start of file.
	(gfc_simplify_abs): Whitespace fix.
	(gfc_simplify_acos): Whitespace fix.
	(gfc_simplify_acosh): Whitespace fix.
	(gfc_simplify_aint): Whitespace fix.
	(gfc_simplify_dint): Whitespace fix.
	(gfc_simplify_anint): Whitespace fix.
	(gfc_simplify_and): Replaced if-gate by more common switch-over-type.
	(gfc_simplify_dnint): Whitespace fix.
	(gfc_simplify_asin): Whitespace fix.
	(gfc_simplify_asinh): Moved creation of result-expr out of switch.
	(gfc_simplify_atan): Likewise.
	(gfc_simplify_atanh): Whitespace fix.
	(gfc_simplify_atan2): Whitespace fix.
	(gfc_simplify_bessel_j0): Removed ATTRIBUTE_UNUSED.
	(gfc_simplify_bessel_j1): Likewise.
	(gfc_simplify_bessel_jn): Likewise.
	(gfc_simplify_bessel_y0): Likewise.
	(gfc_simplify_bessel_y1): Likewise.
	(gfc_simplify_bessel_yn): Likewise.
	(gfc_simplify_ceiling): Reorderd statements.
	(simplify_cmplx): Use convert_boz(), check for constant arguments.
	Whitespace fix.
	(gfc_simplify_cmplx): Use correct default kind. Removed check for
	constant arguments.
	(gfc_simplify_complex): Replaced if-gate. Removed check for
	constant arguments.
	(gfc_simplify_conjg): Whitespace fix.
	(gfc_simplify_cos): Whitespace fix.
	(gfc_simplify_cosh): Replaced if-gate by more common switch-over-type.
	(gfc_simplify_dcmplx): Removed check for constant arguments.
	(gfc_simplify_dble): Use convert_boz() and gfc_convert_constant().
	(gfc_simplify_digits): Whitespace fix.
	(gfc_simplify_dim): Whitespace fix.
	(gfc_simplify_dprod): Reordered statements.
	(gfc_simplify_erf): Whitespace fix.
	(gfc_simplify_erfc): Whitespace fix.
	(gfc_simplify_epsilon): Whitespace fix.
	(gfc_simplify_exp): Whitespace fix.
	(gfc_simplify_exponent): Use convert_boz().
	(gfc_simplify_floor): Reorderd statements.
	(gfc_simplify_gamma): Whitespace fix.
	(gfc_simplify_huge): Whitespace fix.
	(gfc_simplify_iand): Whitespace fix.
	(gfc_simplify_ieor): Whitespace fix.
	(simplify_intconv): Use gfc_convert_constant().
	(gfc_simplify_int): Use simplify_intconv().
	(gfc_simplify_int2): Reorderd statements.
	(gfc_simplify_idint): Reorderd statements.
	(gfc_simplify_ior): Whitespace fix.
	(gfc_simplify_ishftc): Removed duplicate type check.
	(gfc_simplify_len): Use range_check() instead of manual range check.
	(gfc_simplify_lgamma): Removed ATTRIBUTE_UNUSED. Whitespace fix.
	(gfc_simplify_log): Whitespace fix.
	(gfc_simplify_log10): Whitespace fix.
	(gfc_simplify_minval): Whitespace fix.
	(gfc_simplify_maxval): Whitespace fix.
	(gfc_simplify_mod): Whitespace fix.
	(gfc_simplify_modulo): Whitespace fix.
	(simplify_nint): Reorderd statements.
	(gfc_simplify_not): Whitespace fix.
	(gfc_simplify_or): Replaced if-gate by more common switch-over-type.
	(gfc_simplify_radix): Removed unused result-variable. Whitespace fix.
	(gfc_simplify_range): Removed unused result-variable. Whitespace fix.
	(gfc_simplify_real): Use convert_boz() and gfc_convert_constant().
	(gfc_simplify_realpart): Whitespace fix.
	(gfc_simplify_selected_char_kind): Removed unused result-variable.
	(gfc_simplify_selected_int_kind): Removed unused result-variable.
	(gfc_simplify_selected_real_kind): Removed unused result-variable.
	(gfc_simplify_sign): Whitespace fix.
	(gfc_simplify_sin): Whitespace fix.
	(gfc_simplify_sinh): Replaced if-gate by more common switch-over-type.
	(gfc_simplify_sqrt): Avoided goto by inlining check. Whitespace fix.
	(gfc_simplify_tan): Replaced if-gate by more common switch-over-type.
	(gfc_simplify_tanh): Replaced if-gate by more common switch-over-type.
	(gfc_simplify_xor): Replaced if-gate by more common switch-over-type.

2010-04-12  Daniel Franke  <franke.daniel@gmail.com>

	* gfortran.h (gfc_start_constructor): Removed.
	(gfc_get_array_element): Removed.
	* array.c (gfc_start_constructor): Removed, use gfc_get_array_expr 
	instead. Fixed all callers.
	(extract_element): Removed.
	(gfc_expand_constructor): Temporarily removed check for
	max-array-constructor. Will be re-introduced later if still required.
	(gfc_get_array_element): Removed, use gfc_constructor_lookup_expr
	instead. Fixed all callers.
	* expr.c (find_array_section): Replaced manual lookup of elements
	by gfc_constructor_lookup.

2010-04-12  Daniel Franke  <franke.daniel@gmail.com>

	* gfortran.h (gfc_get_null_expr): New prototype.
	(gfc_get_operator_expr): New prototype.
	(gfc_get_character_expr): New prototype.
	(gfc_get_iokind_expr): New prototype.
	* expr.c (gfc_get_null_expr): New.
	(gfc_get_character_expr): New.
	(gfc_get_iokind_expr): New.
	(gfc_get_operator_expr): Moved here from matchexp.c (build_node).
	* matchexp.c (build_node): Renamed and moved to
	expr.c (gfc_get_operator_expr). Reordered arguments to match 
	other functions. Fixed all callers.
	(gfc_get_parentheses): Use specific function to build expr.
	* array.c (gfc_match_array_constructor): Likewise.
	* arith.c (eval_intrinsic): Likewise.
	(gfc_hollerith2int): Likewise.
	(gfc_hollerith2real): Likewise.
	(gfc_hollerith2complex): Likewise.
	(gfc_hollerith2logical): Likewise.
	* data.c (create_character_intializer): Likewise.
	* decl.c (gfc_match_null): Likewise.
	(enum_initializer): Likewise.
	* io.c (gfc_match_format): Likewise.
	(match_io): Likewise.
	* match.c (gfc_match_nullify): Likewise.
	* primary.c (match_string_constant): Likewise.
	(match_logical_constant): Likewise.
	(build_actual_constructor): Likewise.
	* resolve.c (build_default_init_expr): Likewise.
	* symbol.c (generate_isocbinding_symbol): Likewise.
	(gfc_build_class_symbol): Likewise.
	(gfc_find_derived_vtab): Likewise.
	* simplify.c (simplify_achar_char): Likewise.
	(gfc_simplify_adjustl): Likewise.
	(gfc_simplify_adjustr): Likewise.
	(gfc_simplify_and): Likewise.
	(gfc_simplify_bit_size): Likewise.
	(gfc_simplify_is_iostat_end): Likewise.
	(gfc_simplify_is_iostat_eor): Likewise.
	(gfc_simplify_isnan): Likewise.
	(simplify_bound): Likewise.
	(gfc_simplify_leadz): Likewise.
	(gfc_simplify_len_trim): Likewise.
	(gfc_simplify_logical): Likewise.
	(gfc_simplify_maxexponent): Likewise.
	(gfc_simplify_minexponent): Likewise.
	(gfc_simplify_new_line): Likewise.
	(gfc_simplify_null): Likewise.
	(gfc_simplify_or): Likewise.
	(gfc_simplify_precision): Likewise.
	(gfc_simplify_repeat): Likewise.
	(gfc_simplify_scan): Likewise.
	(gfc_simplify_size): Likewise.
	(gfc_simplify_trailz): Likewise.
	(gfc_simplify_trim): Likewise.
	(gfc_simplify_verify): Likewise.
	(gfc_simplify_xor): Likewise.
	* trans-io.c (build_dt): Likewise.
	(gfc_new_nml_name_expr): Removed.

2010-04-12  Daniel Franke  <franke.daniel@gmail.com>

	* arith.h (gfc_constant_result): Removed prototype.
	* constructor.h (gfc_build_array_expr): Removed prototype.
	(gfc_build_structure_constructor_expr): Removed prototype.
	* gfortran.h (gfc_int_expr): Removed prototype.
	(gfc_logical_expr): Removed prototype.
	(gfc_get_array_expr): New prototype.
	(gfc_get_structure_constructor_expr): New prototype.
	(gfc_get_constant_expr): New prototype.
	(gfc_get_int_expr): New prototype.
	(gfc_get_logical_expr): New prototype.
	* arith.c (gfc_constant_result): Moved and renamed to
	expr.c (gfc_get_constant_expr). Fixed all callers.
	* constructor.c (gfc_build_array_expr): Moved and renamed to
	expr.c (gfc_get_array_expr). Split gfc_typespec argument to type
	and kind. Fixed all callers.
	(gfc_build_structure_constructor_expr): Moved and renamed to
	expr.c (gfc_get_structure_constructor_expr). Split gfc_typespec argument
	to type and kind. Fixed all callers.
	* expr.c (gfc_logical_expr): Renamed to ...
	(gfc_get_logical_expr): ... this. Added kind argument. Fixed all callers.
	(gfc_int_expr): Renamed to ...
	(gfc_get_int_expr): ... this. Added kind and where arguments. Fixed all
	callers.
	(gfc_get_constant_expr): New.
	(gfc_get_array_expr): New.
	(gfc_get_structure_constructor_expr): New.
	* simplify.c (int_expr_with_kind): Removed, callers use gfc_get_int_expr
	instead.

2010-04-12  Daniel Franke  <franke.daniel@gmail.com>

	* constructor.h: New.
	* constructor.c: New.
	* Make-lang.in: Add new files to F95_PARSER_OBJS.
	* arith.c (reducy_unary): Use constructor API.
	(reduce_binary_ac): Likewise.
	(reduce_binary_ca): Likewise.
	(reduce_binary_aa): Likewise.
	* check.c (gfc_check_pack): Likewise.
	(gfc_check_reshape): Likewise.
	(gfc_check_unpack): Likewise.
	* decl.c (add_init_expr_to_sym): Likewise.
	(build_struct): Likewise.
	* dependency.c (gfc_check_dependency): Likewise.
	(contains_forall_index_p): Likewise.
	* dump-parse-tree.c (show_constructor): Likewise.
	* expr.c (free_expr0): Likewise.
	(gfc_copy_expr): Likewise.
	(gfc_is_constant_expr): Likewise.
	(simplify_constructor): Likewise.
	(find_array_element): Likewise.
	(find_component_ref): Likewise.
	(find_array_section): Likewise.
	(find_substring_ref): Likewise.
	(simplify_const_ref): Likewise.
	(scalarize_intrinsic_call): Likewise.
	(check_alloc_comp_init): Likewise.
	(gfc_default_initializer): Likewise.
	(gfc_traverse_expr): Likewise.
	* iresolve.c (check_charlen_present): Likewise.
	(gfc_resolve_reshape): Likewise.
	(gfc_resolve_transfer): Likewise.
	* module.c (mio_constructor): Likewise.
	* primary.c (build_actual_constructor): Likewise.
	(gfc_match_structure_constructor): Likewise.
	* resolve.c (resolve_structure_cons): Likewise.
	* simplify.c (is_constant_array_expr): Likewise.
	(init_result_expr): Likewise.
	(transformational_result): Likewise.
	(simplify_transformation_to_scalar): Likewise.
	(simplify_transformation_to_array): Likewise.
	(gfc_simplify_dot_product): Likewise.
	(simplify_bound): Likewise.
	(simplify_matmul): Likewise.
	(simplify_minval_maxval): Likewise.
	(gfc_simplify_pack): Likewise.
	(gfc_simplify_reshape): Likewise.
	(gfc_simplify_shape): Likewise.
	(gfc_simplify_spread): Likewise.
	(gfc_simplify_transpose): Likewise.
	(gfc_simplify_unpack): Likewise.q
	(gfc_convert_constant): Likewise.
	(gfc_convert_char_constant): Likewise.
	* target-memory.c (size_array): Likewise.
	(encode_array): Likewise.
	(encode_derived): Likewise.
	(interpret_array): Likewise.
	(gfc_interpret_derived): Likewise.
	(expr_to_char): Likewise.
	(gfc_merge_initializers): Likewise.
	* trans-array.c (gfc_get_array_constructor_size): Likewise.
	(gfc_trans_array_constructor_value): Likewise.
	(get_array_ctor_strlen): Likewise.
	(gfc_constant_array_constructor_p): Likewise.
	(gfc_build_constant_array_constructor): Likewise.
	(gfc_trans_array_constructor): Likewise.
	(gfc_conv_array_initializer): Likewise.
	* trans-decl.c (check_constant_initializer): Likewise.
	* trans-expr.c (flatten_array_ctors_without_strlen): Likewise.
	(gfc_apply_interface_mapping_to_cons): Likewise.
	(gfc_trans_structure_assign): Likewise.
	(gfc_conv_structure): Likewise.
	* array.c (check_duplicate_iterator): Likewise.
	(match_array_list): Likewise.
	(match_array_cons_element): Likewise.
	(gfc_match_array_constructor): Likewise.
	(check_constructor_type): Likewise.
	(check_constructor): Likewise.
	(expand): Likewise.
	(expand_constructor): Likewise.
	(extract_element): Likewise.
	(gfc_expanded_ac): Likewise.
	(resolve_array_list): Likewise.
	(gfc_resolve_character_array_constructor): Likewise.
	(copy_iterator): Renamed to ...
	(gfc_copy_iterator): ... this.
	(gfc_append_constructor): Removed.
	(gfc_insert_constructor): Removed unused function.
	(gfc_get_constructor): Removed.
	(gfc_free_constructor): Removed.
	(qgfc_copy_constructor): Removed.
	* gfortran.h (struct gfc_expr): Removed member 'con_by_offset'.
	Removed all references. Replaced constructor list by splay-tree.
	(struct gfc_constructor): Removed member 'next', moved 'offset' from
	the inner struct, added member 'base'.
	(gfc_append_constructor): Removed prototype.
	(gfc_insert_constructor): Removed prototype.
	(gfc_get_constructor): Removed prototype.
	(gfc_free_constructor): Removed prototype.
	(qgfc_copy_constructor): Removed prototype.
	(gfc_copy_iterator): New prototype.
	* trans-array.h (gfc_constant_array_constructor_p): Adjusted prototype.

2010-04-10  Tobias Burnus  <burnus@net-b.de>

	PR fortran/43591
	* expr.c (gfc_is_constant_expr, gfc_traverse_expr): Handle
	proc-pointers and type-bound procedures.
	(gfc_specification_expr): Check proc-pointers for pureness.

2010-04-09  Iain Sandoe  <iains@gcc.gnu.org>

	PR bootstrap/43684
	* gfortranspec.c (lang_specific_driver): Do not expose vars 
	only used by HAVE_LD_STATIC_DYNAMIC targets unless compiling
	for such.

2010-04-09  Tobias Burnus  <burnus@net-b.de>

	PR fortran/18918
	* decl.c (variable_decl, match_attr_spec): Fix setting the array
	spec.
	* array.c (match_subscript,gfc_match_array_ref): Add coarray support.
	* data.c (gfc_assign_data_value): Ditto.
	* expr.c (gfc_check_pointer_assign): Add check for coarray constraint.
	(gfc_traverse_expr): Traverse also through codimension expressions.
	(gfc_is_coindexed, gfc_has_ultimate_allocatable,
	gfc_has_ultimate_pointer): New functions.
	* gfortran.h (gfc_array_ref_dimen_type): Add DIMEN_STAR for coarrays.
	(gfc_array_ref): Add codimen.
	(gfc_array_ref): Add in_allocate.
	(gfc_is_coindexed, gfc_has_ultimate_allocatable,
	gfc_has_ultimate_pointer): Add prototypes.
	* interface.c (compare_parameter, compare_actual_formal,
	check_intents): Add coarray constraints.
	* match.c (gfc_match_iterator): Add coarray constraint.
	* match.h (gfc_match_array_ref): Update interface.
	* primary.c (gfc_match_varspec): Handle codimensions.
	* resolve.c (coarray_alloc, inquiry_argument): New static variables.
	(check_class_members): Return gfc_try instead for error recovery.
	(resolve_typebound_function,resolve_typebound_subroutine,
	check_members): Handle return value of check_class_members.
	(resolve_structure_cons, resolve_actual_arglist, resolve_function,
	check_dimension, compare_spec_to_ref, resolve_array_ref,
	resolve_ref, resolve_variable, gfc_resolve_expr, conformable_arrays,
	resolve_allocate_expr, resolve_ordinary_assign): Add coarray
	support.
	* trans-array.c (gfc_conv_array_ref, gfc_walk_variable_expr):
	Skip over coarray refs.
	(gfc_array_allocate) Add support for references containing coindexes.
	* trans-expr.c (gfc_add_interface_mapping): Copy coarray attribute.
	(gfc_map_intrinsic_function): Ignore codimensions.

2010-04-08  Bud Davis  <bdavis9659@sbcglobal.net>

	PR fortran/28039
	* io.c (check_format_string):  Added check for additional non 
	blank characters after the format string was successfully 
	parsed.
	* io.c (check_format): Changed the error messages for positive
	int required and period required to drop through the error logic
	and report with gfc_error instead of gfc_error_now.  Corrected
	format postion for hollerith strings.

2010-04-08  Tobias Burnus  <burnus@net-b.de>

	* module.c (use_iso_fortran_env_module): Fix standard check.

2010-04-07  Jakub Jelinek  <jakub@redhat.com>

	* parse.c (parse_derived, parse_enum): Avoid set but not used
	warning.

2010-04-07  Janne Blomqvist  <jb@gcc.gnu.org>

	PR fortran/40539
	* gfortran.texi: Add section about representation of
	LOGICAL variables.

2010-04-07  Simon Baldwin  <simonb@google.com>

	* cpp.c (cb_cpp_error): Add warning reason argument, set a value
	for diagnostic_override_option_index if CPP_W_WARNING_DIRECTIVE.

2010-04-07  Richard Guenther  <rguenther@suse.de>

	* options.c (gfc_init_options): Do not set.

2010-04-06  Tobias Burnus  <burnus@net-b.de>

	PR fortran/18918
	* array.c (gfc_match_array_spec): Add error for -fcoarray=none.
	* match.c (gfc_match_critical, sync_statement): Ditto.
	* gfortran.h (gfc_fcoarray): New enum.
	(gfc_option_t): Use it.
	* lang.opt (fcoarray): Add new flag.
	* invoke.texi (fcoarray): Document it.
	* options.c (gfc_init_options,gfc_handle_option): Handle -fcoarray=.
	(gfc_handle_coarray_option): New function.

2010-04-06  Tobias Burnus  <burnus@net-b.de>

	PR fortran/18918
	* gfortran.h (gfc_array_spec): Add cotype.
	* array.c (gfc_match_array_spec,gfc_set_array_spec): Use it
	and defer error diagnostic.
	* resolve.c (resolve_fl_derived): Add missing check.
	(resolve_symbol): Add cotype/type check.
	* parse.c (parse_derived): Fix setting of coarray_comp.

2010-04-06  Tobias Burnus  <burnus@net-b.de>

	PR fortran/18918
	* array.c (gfc_free_array_spec,gfc_resolve_array_spec,
	match_array_element_spec,gfc_copy_array_spec,
	gfc_compare_array_spec): Include corank.
	(match_array_element_spec,gfc_set_array_spec): Support codimension.
	* decl.c (build_sym,build_struct,variable_decl,
	match_attr_spec,attr_decl1,cray_pointer_decl,
	gfc_match_volatile): Add codimension.
	(gfc_match_codimension): New function.
	* dump-parse-tree.c (show_array_spec,show_attr): Support codimension.
	* gfortran.h (symbol_attribute,gfc_array_spec): Ditto.
	(gfc_add_codimension): New function prototype.
	* match.h (gfc_match_codimension): New function prototype.
	(gfc_match_array_spec): Update prototype
	* match.c (gfc_match_common): Update gfc_match_array_spec call.
	* module.c (MOD_VERSION): Bump.
	(mio_symbol_attribute): Support coarray attributes.
	(mio_array_spec): Add corank support.
	* parse.c (decode_specification_statement,decode_statement,
	parse_derived): Add coarray support.
	* resolve.c (resolve_formal_arglist, was_declared,
	is_non_constant_shape_array, resolve_fl_variable,
	resolve_fl_derived, resolve_symbol): Add coarray support.
	* symbol.c (check_conflict, gfc_add_volatile, gfc_copy_attr,
	gfc_build_class_symbol): Add coarray support.
	(gfc_add_codimension): New function.

2010-04-06  Tobias Burnus  <burnus@net-b.de>

	PR fortran/18918
	* iso-fortran-env.def: Add the integer parameters atomic_int_kind,
	atomic_logical_kind, iostat_inquire_internal_unit, stat_locked,
	stat_locked_other_image, stat_stopped_image and stat_unlocked of
	Fortran 2008.
	* intrinsic.texi (iso_fortran_env): Ditto.
	* libgfortran.h (libgfortran_stat_codes): New enum.
	* module.c (use_iso_fortran_env_module): Honour -std= when loading
	constants from the intrinsic module.

2010-04-06  Tobias Burnus  <burnus@net-b.de>

	PR fortran/39997
	* intrinsic.c (add_functions): Add num_images.
	* decl.c (gfc_match_end): Handle END CRITICAL.
	* intrinsic.h (gfc_simplify_num_images): Add prototype.
	* dump-parse-tree.c (show_code_node): Dump CRITICAL, ERROR STOP,
	and SYNC.
	* gfortran.h (gfc_statement): Add enum items for those.
	(gfc_exec_op) Ditto.
	(gfc_isym_id): Add num_images.
	* trans-stmt.c (gfc_trans_stop): Handle ERROR STOP.
	(gfc_trans_sync,gfc_trans_critical): New functions.
	* trans-stmt.h (gfc_trans_stop,gfc_trans_sync,
	gfc_trans_critical): Add/update prototypes.
	* trans.c (gfc_trans_code): Handle CRITICAL, ERROR STOP,
	and SYNC statements.
	* trans.h (gfor_fndecl_error_stop_string) Add variable.
	* resolve.c (resolve_sync): Add function.
	(gfc_resolve_blocks): Handle CRITICAL.
	(resolve_code): Handle CRITICAL, ERROR STOP,
	(resolve_branch): Add CRITICAL constraint check.
	and SYNC statements.
	* st.c (gfc_free_statement): Add new statements.
	* trans-decl.c (gfor_fndecl_error_stop_string): Global variable.
	(gfc_build_builtin_function_decls): Initialize it.
	* match.c (gfc_match_if): Handle ERROR STOP and SYNC.
	(gfc_match_critical, gfc_match_error_stop, sync_statement,
	gfc_match_sync_all, gfc_match_sync_images, gfc_match_sync_memory):
	New functions.
	(match_exit_cycle): Handle CRITICAL constraint.
	(gfc_match_stopcode): Handle ERROR STOP.
	* match.h (gfc_match_critical, gfc_match_error_stop,
	gfc_match_sync_all, gfc_match_sync_images,
	gfc_match_sync_memory): Add prototype.
	* parse.c (decode_statement, gfc_ascii_statement,
	parse_executable): Handle new statements.
	(parse_critical_block): New function.
	* parse.h (gfc_compile_state): Add COMP_CRITICAL.
	* intrinsic.texi (num_images): Document new function.
	* simplify.c (gfc_simplify_num_images): Add function.

2010-04-06  Tobias Burnus  <burnus@net-b.de>

	PR fortran/43178
	* trans-array.c (gfc_conv_expr_descriptor): Update
	gfc_trans_scalar_assign call.
	(has_default_initializer): New function.
	(gfc_trans_deferred_array): Nullify less often.
	* trans-expr.c (gfc_conv_subref_array_arg,
	gfc_trans_subcomponent_assign): Update call to
	gfc_trans_scalar_assign.
	(gfc_trans_scalar_assign): Add parameter and pass it on.
	(gfc_trans_assignment_1): Optionally, do not dealloc before
	assignment.
	* trans-openmp.c (gfc_trans_omp_array_reduction): Update
	call to gfc_trans_scalar_assign.
	* trans-decl.c (gfc_get_symbol_decl): Do not always apply
	initializer to static variables.
	(gfc_init_default_dt): Add dealloc parameter and pass it on.
	* trans-stmt.c (forall_make_variable_temp,
	generate_loop_for_temp_to_lhs, generate_loop_for_rhs_to_temp,
	gfc_trans_forall_1, gfc_trans_where_assign, gfc_trans_where_3
	gfc_trans_allocate): Update gfc_trans_assignment call.
	* trans.h (gfc_trans_scalar_assign, gfc_init_default_dt,
	gfc_init_default_dt, gfc_trans_assignment): Add bool dealloc
	parameter to prototype.

2010-03-31  Paul Thomas  <pault@gcc.gnu.org>

	* ioparm.def : Update copyright.
	* lang.opt : ditto
	* trans-array.c : ditto
	* trans-array.h : ditto
	* expr.c: ditto
	* trans-types.c: ditto
	* dependency.c : ditto
	* gfortran.h : ditto
	* options.c : ditto
	* trans-io.c : ditto
	* trans-intrinsic.c : ditto
	* libgfortran.h : ditto
	* invoke.texi : ditto
	* intrinsic.texi : ditto
	* trans.c : ditto
	* trans.h : ditto
	* intrinsic.c : ditto
	* interface.c : ditto
	* iresolve.c : ditto
	* trans-stmt.c : ditto
	* trans-stmt.h : ditto
	* parse,c : ditto
	* match.h : ditto
	* error.c : ditto

2010-03-20  Paul Thomas  <pault@gcc.gnu.org>

	PR fortran/43450
	* trans-decl.c (gfc_create_module_variable): With -fwhole-file
	do not assert the context of derived types.

2010-03-20  Jerry DeLisle  <jvdelisle@gcc.gnu.org>

	PR fortran/43409
	* ioparm.def: Change inquire size variable to type pointer to
	GFC_IO_INT type.

2010-03-18  Paul Thomas  <pault@gcc.gnu.org>

	PR fortran/43039
	* trans-expr.c (conv_parent_component_references): Ensure that
	'dt' has a backend_decl.

	PR fortran/43043
	* trans-expr.c (gfc_conv_structure): Ensure that the derived
	type has a backend_decl.

	PR fortran/43044
	* resolve.c (resolve_global_procedure): Check that the 'cl'
	structure is not NULL.

2010-03-18  Shujing Zhao  <pearly.zhao@oracle.com>

	* lang.opt (-ffixed-line-length-, ffree-line-length-): Remove
	redundant tab.

2010-03-17  Tobias Burnus  <burnus@net-b.de>

	PR fortran/43331
	* trans-array.c (gfc_conv_array_index_offset,gfc_conv_array_ref,
	gfc_conv_ss_startstride): Remove no-longer-needed cp_was_assumed
	check.
	* decl.c (gfc_match_derived_decl): Don't mark assumed-size Cray
	pointees as having explizit size.
	* expr.c (gfc_check_assign): Remove now unreachable Cray pointee
	check.
	* trans-types.c (gfc_is_nodesc_array): Add cp_was_assumed to assert.
	(gfc_sym_type): Don't mark Cray pointees as restricted pointers.
	* resolve.c (resolve_symbol): Handle cp_was_assumed.
	* trans-decl.c (gfc_trans_deferred_vars): Ditto.
	(gfc_finish_var_decl): Don't mark Cray pointees as restricted
	pointers.

2010-03-14  Tobias Burnus  <burnus@net-b.de>

	PR fortran/43362
	* resolve.c (resolve_structure_cons): Add missing PURE constraint.
	(resolve_ordinary_assign): Add check to avoid segfault.

2010-03-12  Paul Thomas  <pault@gcc.gnu.org>

	PR fortran/43291
	PR fortran/43326
	* resolve.c (resolve_compcall): Add new boolean dummy argument
	'class_members'. Only resolve expression at end if false.
	Remove redundant, static variable 'class_object'.
	(check_class_members): Add extra argument to call of
	resolve_compcall.
	(resolve_typebound_function): Renamed resolve_class_compcall.
	Do all the detection of class references here. Correct calls to
	resolve_compcall for extra argument.
	(resolve_typebound_subroutine): resolve_class_typebound_call
	renamed. Otherwise same as resolve_typebound_function.
	(gfc_resolve_expr): Call resolve_typebound_function.
	(resolve_code): Call resolve_typebound_subroutine.

2010-03-10  Tobias Burnus  <burnus@net-b.de

	PR fortran/43303
	* symbol.c (get_iso_c_sym): Set sym->result.

2010-03-08  Janus Weil  <janus@gcc.gnu.org>

	PR fortran/43256
	* resolve.c (resolve_compcall): Don't set 'value.function.name' here
	for TBPs, otherwise they will not be resolved properly.
	(resolve_function): Use 'value.function.esym' instead of
	'value.function.name' to check if we're dealing with a TBP.
	(check_class_members): Set correct type of passed object for all TBPs,
	not only generic ones, except if the type is abstract.

2010-03-04  Janus Weil  <janus@gcc.gnu.org>

	PR fortran/43244
	* decl.c (gfc_match_final_decl): Make sure variable names starting with
	'final...' are not misinterpreted as FINAL statements.

2010-03-03  Paul Thomas  <pault@gcc.gnu.org>

	PR fortran/43243
	* trans-array.c (gfc_conv_array_parameter): Contiguous refs to
	allocatable ultimate components do not need temporaries, whilst
	ultimate pointer components do.

2010-03-03  Janus Weil  <janus@gcc.gnu.org>

	PR fortran/43169
	* resolve.c (resolve_code): Correctly set gfc_current_ns for
	EXEC_SELECT_TYPE.
	(gfc_impure_variable): Make it work with sub-namespaces (BLOCK etc).
	(gfc_pure): Ditto.

2010-03-02  Paul Thomas  <pault@gcc.gnu.org>

	PR fortran/43180
	* trans-array.c (gfc_conv_array_parameter): A full array of
	derived type need not be restricted to a symbol without an
	array spec to use the call to gfc_conv_expr_descriptor.

	PR fortran/43173
	* trans-array.c (gfc_conv_array_parameter): Contiguous refs to
	allocatable arrays do not need temporaries.

2010-03-01  Tobias Burnus  <burnus@net-b.de>

	PR fortran/43199
	* resolve.c (find_array_spec): Handle REF_COMPONENT with
	CLASS components.

2010-02-28  Tobias Burnus  <burnus@net-b.de>

	PR fortran/43205
	* trans-expr.c (is_zero_initializer_p): Move up in the file.
	(gfc_conv_initializer): Handle zero initializer as special case.

2010-02-27  Tobias Burnus  <burnus@net-b.de>

	PR fortran/43185
	* resolve.c (resolve_fl_variable_derived): Imply SAVE
	for module variables for Fortran 2008.

2010-02-25  Jakub Jelinek  <jakub@redhat.com>

	PR debug/43166
	* trans-common.c (build_common_decl): Also update DECL_MODE,
	and DECL_SIZE when encountering a larger common block and call
	layout_decl.

2010-02-24  Tobias Burnus  <burnus@net-b.de>

	PR fortran/43042
	* trans-expr.c (gfc_conv_initializer): Call directly
	gfc_conv_constant for C_NULL_(FUN)PTR.

2010-02-22  Paul Thomas  <pault@gcc.gnu.org>

	PR fortran/43072
	* dependency.c (gfc_full_array_ref_p): Check for contiguous by
	checking the rest of the dimensions for elements.

2010-02-21  Tobias Burnus  <burnus@net-b.de>

	PR fortran/35259
	* gfortran.h (gfc_option_t): New flag -fprotect-parens.
	* lang.opt: Ditto.
	* option.c (gfc_init_options,gfc_handle_option): Ditto.
	* trans-expr.c (gfc_conv_expr_op): Use the flag.
	* invoke.texi: Document new -fno-protect-parens flag.

2010-02-20  Paul Thomas  <pault@gcc.gnu.org>

	PR fortran/36932
	PR fortran/36933
	PR fortran/43072
	PR fortran/43111
	* dependency.c (gfc_check_argument_var_dependency): Use enum
	value instead of arithmetic vaue for 'elemental'.
	(check_data_pointer_types): New function.
	(gfc_check_dependency): Call check_data_pointer_types.
	* trans-array.h : Change fourth argument of
	gfc_conv_array_parameter to boolean.
	* trans-array.c (gfc_conv_array_parameter): A contiguous array
	can be a dummy but it must not be assumed shape or deferred.
	Change fourth argument to boolean. Array constructor exprs will
	always be contiguous and do not need packing and unpacking.
	* trans-expr.c (gfc_conv_procedure_call): Clean up some white
	space and change fourth argument of gfc_conv_array_parameter
	to boolean.
	(gfc_trans_arrayfunc_assign): Change fourth argument of
	gfc_conv_array_parameter to boolean.
	* trans-io.c (gfc_convert_array_to_string): The same.
	* trans-intrinsic.c (gfc_conv_intrinsic_loc): The same.

2010-02-20  Tobias Burnus  <burnus@net-b.de>

	PR fortran/42958
	* libgfortran.h: Add GFC_RTCHECK_MEM.
	* invoke.texi (-fcheck=): Document -fcheck=mem.
	* tranc.c (gfc_call_malloc): Remove negative-size run-time error
	and enable malloc-success check only with -fcheck=mem.
	* option.c (gfc_handle_runtime_check_option): Add -fcheck=mem.

2010-02-16  Tobias Burnus  <burnus@net-b.de>

	PR fortran/43040
	* gfortran.h (gfc_isym_id): Rename GFS_ISYM_GAMMA to GFS_ISYM_TGAMMA.
	* intrinsic.c (add_functions): Ditto.
	* iresolve.c (gfc_resolve_gamma): Call tgamma instead of gamma.
	* mathbuiltins.def: Use TGAMMA instead of GAMMA with "tgamma".

2010-02-14  Jerry DeLisle  <jvdelisle@gcc.gnu.org>

	PR fortran/32382
	* trans-stmt.h: Add prototype for gfc_trans_code_cond. Add tree cond to
	gfc_trans_do prototype.
	* trans-stmt.c (gfc_trans_simple_do): Add optional argument to pass in
	a loop exit condition.  If exit condition is given, build the loop exit
	code, checking IO results of implied do loops in READ and WRITE.
	(gfc_trans_do): Likewise.
	* trans.c (trans_code): New static work function, previously
	gfc_trans_code. Passes exit condition to gfc_trans_do.
	(gfc_trans_code): Calls trans_code with NULL_TREE condition.
	(gfc_trans_code_cond): Calls trans_code with loop exit condition.
	* trans-io.c (build_dt): Build an exit condition to allow checking IO
	result status bits in the dtparm structure. Use this condition in call
	to gfc_trans_code_cond.

2010-02-13  Paul Thomas  <pault@gcc.gnu.org>

	PR fortran/41113
	PR fortran/41117
	* trans-array.c (gfc_conv_array_parameter): Use
	gfc_full_array_ref_p to detect full and contiguous variable
	arrays. Full array components and contiguous arrays do not need
	internal_pack and internal_unpack.

2010-02-11  Jakub Jelinek  <jakub@redhat.com>

	PR fortran/43030
	* resolve.c (gfc_resolve_dim_arg): Call gfc_clear_ts.

	PR fortran/43029
	* decl.c (enumerator_decl): Don't call gfc_free_enum_history
	here.
	(gfc_match_enumerator_def): But here whenever enumerator_decl returns
	MATCH_ERROR.

2010-02-10  Joost VandeVondele <jv244@cam.ac.uk>
	    Tobias Burnus <burnus@net-b.de>

	PR fortran/40823
	* decl.c (gfc_match_subroutine): Explicitly set sym->declared_at.

2010-02-10  Tobias Burnus  <burnus@net-b.de>

	PR fortran/43015
	* trans-decl.c (gfc_generate_function_code): Only check
	actual-vs.-dummy character bounds if not bind(C).

2010-02-10  Jakub Jelinek  <jakub@redhat.com>

	PR fortran/42309
	* trans-expr.c (gfc_conv_subref_array_arg): Avoid accessing
	info->dimen after info has been freed.

2010-02-09  Jerry DeLisle  <jvdelisle@gcc.gnu.org>

	PR fortran/42999
	* array.c (gfc_constant_ac): Do not prevent expansion of constructors
	with iterators.

2010-02-09  Jakub Jelinek  <jakub@redhat.com>

	* module.c (fix_mio_expr): Declare sym.

2010-02-09  Paul Thomas  <pault@gcc.gnu.org>

	PR fortran/41869
	* module.c (fix_mio_expr): Fix for private generic procedures.

2010-02-09  Daniel Kraft  <d@domob.eu>

	PR fortran/39171
	* resolve.c (resolve_charlen): Change warning about negative CHARACTER
	length to be correct and issue only with -Wsurprising.
	* invoke.texi (Wsurprising): Mention this new warning that is
	turned on by -Wsurprising.

2010-02-09  Daniel Kraft  <d@domob.eu>

	PR fortran/41507
	* intrinsic.texi (MAXVAL): Remove wrong claim that array argument
	can be CHARACTER type.
	(MINVAL), (MAXLOC), (MINLOC): Ditto.

2010-02-05  Paul Thomas  <pault@gcc.gnu.org>

	PR fortran/42309
	* trans-expr.c (gfc_conv_subref_array_arg): Add new argument
	'formal_ptr'. If this is true, give returned descriptor unity
	lbounds, in all dimensions, and the appropriate offset.
	(gfc_conv_procedure_call); If formal is a pointer, set the last
	argument of gfc_conv_subref_array_arg to true.
	* trans.h : Add last argument for gfc_conv_subref_array_arg.
	* trans-io.c (set_internal_unit, gfc_trans_transfer): Set the
	new arg of gfc_conv_subref_array_arg to false.
	* trans-stmt.c (forall_make_variable_temp): The same.

2010-02-03  Tobias Burnus  <burnus@net-b.de>

	PR fortran/42936
	* interface.c (compare_parameter): Disable rank-checking
	for NULL().

2010-02-02  Tobias Burnus  <burnus@net-b.de>

	PR fortran/42650
	* parse.c (decode_specification_statement): Use sym->result not sym.

2010-02-01  Tobias Burnus  <burnus@net-b.de>

	PR fortran/42922
	* decl.c (variable_decl): Allow default initializer in
	TYPE declarations in PURE functions.

2010-01-31  Janus Weil  <janus@gcc.gnu.org>

	PR fortran/42888
	* resolve.c (resolve_allocate_expr): Move default initialization code
	here from gfc_trans_allocate.
	* trans.c (gfc_trans_code): Call gfc_trans_class_assign also for
	EXEC_INIT_ASSIGN.
	* trans-expr.c (gfc_trans_class_assign): Handle default initialization
	of CLASS variables via memcpy.
	* trans-stmt.c (gfc_trans_allocate): Move default initialization code
	to resolve_allocate_expr.

2010-01-31  Paul Thomas  <pault@gcc.gnu.org>

	PR fortran/38324
	* expr.c (gfc_get_full_arrayspec_from_expr): New function.
	* gfortran.h : Add prototype for above.
	* trans-expr.c (gfc_trans_alloc_subarray_assign): New function.
	(gfc_trans_subcomponent_assign): Call new function to replace
	the code to deal with allocatable components.
	* trans-intrinsic.c (gfc_conv_intrinsic_bound): Call
	gfc_get_full_arrayspec_from_expr to replace existing code.

2010-01-25  Tobias Burnus  <burnus@net-b.de>

	PR fortran/42858
	* array.c (gfc_array_dimen_size): Fix intrinsic procedure
	check.

2010-01-24  Paul Thomas  <pault@gcc.gnu.org>

	PR fortran/41044
	PR fortran/41167
	* expr.c (remove_subobject_ref): If the constructor is NULL use
	the expression as the source.
	(simplify_const_ref): Change the type of expression if
	there are component references.  Allow for substring to be at
	the end of an arbitrarily long chain of references.  If an
	element is found that is not in an EXPR_ARRAY, assume that this
	is scalar initialization of array. Call remove_subobject_ref in
	this case with NULL second argument.

2010-01-24  Tobias Burnus  <burnus@net-b.de>

	PR fortran/39304
	* array.c (gfc_array_dimen_size): Use correct specific
	function in the check.

2010-01-21  Paul Thomas  <pault@gcc.gnu.org>

	PR fortran/42736
	* trans-stmt.c (gfc_conv_elemental_dependencies): If temporary
	is required, turn any trailing array elements after a range
	into ranges so that offsets can be calculated.

2010-01-20  Joern Rennecke  <amylaar@spamcop.net>

	* module.c (mio_f2k_derived): Use enumerator as initializer of
	enum variable.

	PR bootstrap/42812
	* gfortran.h  (struct gfc_namespace) <resolved>: Change to signed
	bitfield of width 2.

2010-01-19  Janus Weil  <janus@gcc.gnu.org>

	PR fortran/42804
	* resolve.c (extract_compcall_passed_object): Set locus for
	passed-object argument.
	(extract_ppc_passed_object): Set locus and correctly remove PPC
	reference.

2010-01-19  Paul Thomas  <pault@gcc.gnu.org>

	PR fortran/42783
	* trans-decl.c (add_argument_checking): Do not use the backend
	decl directly to test for the presence of an optional dummy
	argument.  Use gfc_conv_expr_present, remembering to set the
	symbol referenced.

	PR fortran/42772
	* trans-decl.c (gfc_generate_function_code): Small white space
	changes. If 'recurcheckvar' is NULL do not try to reset it.

2010-01-19  Janus Weil  <janus@gcc.gnu.org>

	PR fortran/42545
	* resolve.c (resolve_fl_derived): Set the accessibility of the parent
	component for extended types.
	* symbol.c (gfc_find_component): Remove a wrongly-worded error message
	and take care of parent component accessibility.

2010-01-17  Janus Weil  <janus@gcc.gnu.org>

	PR fortran/42677
	* gfortran.h (symbol_attribute): Remove 'ambiguous_interfaces'.
	* interface.c (check_interface1): Move a warning message here from
	resolve_fl_procedure.
	(check_sym_interfaces): Removed 'attr.ambiguous_interfaces'.
	* module.c (read_module): Remove call to gfc_check_interfaces, since
	this comes too early here.
	* resolve.c (resolve_fl_procedure): Move warning message to
	check_interface1.

2010-01-14 Jerry DeLisle <jvdelisle@gcc.gnu.org>

	PR fortran/42684
	* interface.c (check_interface1): Pass symbol name rather than NULL to
	gfc_compare_interfaces.	(gfc_compare_interfaces): Add assert to
	trap MULL.
	* resolve.c (check_generic_tbp_ambiguity): Pass symbol name rather
	than NULL to gfc_compare_interfaces.

2010-01-14  Paul Thomas  <pault@gcc.gnu.org>

	PR fortran/41478
	* trans-array.c (duplicate_allocatable):  Static version of
	gfc_duplicate_allocatable with provision to handle scalar
	components. New boolean argument to switch off call to malloc
	if true.
	(gfc_duplicate_allocatable): New function to call above with
	new argument false.
	(gfc_copy_allocatable_data): New function to call above with
	new argument true.
	(structure_alloc_comps): Do not apply indirect reference to
	scalar pointers. Add new section to copy allocatable components
	of arrays. Extend copying of allocatable components to include
	scalars.
	(gfc_copy_only_alloc_comp): New function to copy allocatable
	component derived types, without allocating the base structure.
	* trans-array.h : Add primitive for gfc_copy_allocatable_data.
	Add primitive for gfc_copy_only_alloc_comp.
	* trans-expr.c (gfc_conv_procedure_call): After calls to
	transformational functions with results that are derived types
	with allocatable components, copy the components in the result.
	(gfc_trans_arrayfunc_assign): Deallocate allocatable components
	of lhs derived types before allocation.
	
2010-01-14  Paul Thomas  <pault@gcc.gnu.org>

	PR fortran/42481
	* module.c (load_generic_interfaces): If a procedure that is
	use associated but not generic is given an interface that
	includes itself, then make it generic.

2010-01-11  Joseph Myers  <joseph@codesourcery.com>
	    Shujing Zhao  <pearly.zhao@oracle.com>

	PR translation/42469
	* lang.opt (fblas-matmul-limit=, finit-character=, finit-integer=,
	finit-logical=, finit-real=, fmax-array-constructor=): Use tab
	character between option name and help text.

2010-01-09 Jerry DeLisle <jvdelisle@gcc.gnu.org>

	PR fortran/20923
	PR fortran/32489
	* trans-array.c (gfc_conv_array_initializer): Change call to
	gfc_error_now to call to gfc_fatal_error.
	* array.c (count_elements): Whitespace. (extract_element): Whitespace.
	(is_constant_element): Changed name from constant_element.
	(gfc_constant_ac): Only use expand_construuctor for expression
	types of EXPR_ARRAY.  If expression type is EXPR_CONSTANT, no need to
	call gfc_is_constant_expr.
	* expr.c (gfc_reduce_init_expr): Adjust conditionals and delete error
	message.
	* resolve.c (gfc_is_expandable_expr): New function that determiners if
	array expressions should have their constructors expanded.
	(gfc_resolve_expr): Use new function to determine whether or not to call
	gfc_expand_constructor.

2010-01-09  Tobias Burnus  <burnus@net-b.de>

	PR fortran/41298
	* trans-expr.c (gfc_trans_structure_assign): Handle
	c_null_(fun)ptr.
	* symbol.c (gen_special_c_interop_ptr): Add NULL_EXPR
	to the constructor for c_null_(fun)ptr.
	* resolve.c (resolve_structure_cons): Add special case
	for c_null_(fun)ptr.

2010-01-09  Jakub Jelinek  <jakub@redhat.com>

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

2010-01-08  Tobias Burnus  <burnus@net-b.de>

	PR/fortran 25829
	* symbol.c (check_conflict, gfc_copy_attr): Add
	ASYNCHRONOUS support.
	(gfc_add_asynchronous): New function.
	* decl.c (match_attr_spec): Add ASYNCHRONOUS support.
	(gfc_match_asynchronous): New function.
	* dump-parse-tree.c (show_attr): Add ASYNCHRONOUS support.
	* gfortran.h (symbol_attribute): New ASYNCHRONOUS bit.
	(gfc_add_asynchronous): New Prototype.
	* module.c (ab_attribute, mio_symbol_attribute): Add
	ASYNCHRONOUS support.
	* resolve.c (was_declared): Ditto.
	* match.h (gfc_match_asynchronous): New prototype.
	* parse.c (decode_specification_statement,decode_statement):
	Add ASYNCHRONOUS support.

2010-01-07  Tobias Burnus  <burnus@net-b.de>

	PR fortran/42597
	* trans-decl.c (get_proc_pointer_decl): Fix call to
	gfc_conv_initializer for array-valued proc-pointer funcs.

2010-01-07  Tobias Burnus  <burnus@net-b.de>

	PR fortran/41872
	* trans-decl.c (gfc_trans_deferred_vars): Don't initialize
	allocatable scalars with SAVE attribute.

2010-01-05  Tobias Burnus  <burnus@net-b.de>

	PR fortran/42517
	* options.c (gfc_post_options): Set -frecursion
	when -fopenmp is used.

2010-01-05  Tobias Burnus  <burnus@net-b.de>

	PR fortran/41872
	* trans-expr.c (gfc_conv_procedure_call): Nullify
	return value for allocatable-scalar character functions.

2010-01-04  Tobias Burnus  <burnus@net-b.de>

	PR fortran/36161
	* error.c (error_printf, gfc_warning, gfc_notify_std,
	gfc_warning_now, gfc_error, gfc_error_now,
	gfc_fatal_error): Change argument name from nocmsgid to
	gmsgid to enable (x)gettext's % checking.

2010-01-04  Tobias Burnus  <burnus@net-b.de>
	
	* trans-decl.c (gfc_trans_deferred_vars): Fix spelling.

2010-01-04  Tobias Burnus  <burnus@net-b.de>

	PR fortran/41872
	* trans-expr.c (gfc_conv_procedure_call): Add indirect ref
	for functions returning allocatable scalars.
	* trans-stmt.c (gfc_trans_allocate): Emmit error when
	reallocating an allocatable scalar.
	* trans.c (gfc_allocate_with_status): Fix pseudocode syntax
	in comment.
	* trans-decl.c (gfc_trans_deferred_vars): Nullify local
	allocatable scalars.
	(gfc_generate_function_code): Nullify result variable for
	allocatable scalars.
	
	PR fortran/40849
	* module.c (gfc_use_module): Fix warning string to allow
	for translation.

	PR fortran/42517
	* invoke.texi (-fcheck=recursion): Mention that the checking
	is also disabled for -frecursive.
	* trans-decl.c (gfc_generate_function_code): Disable
	-fcheck=recursion when -frecursive is used.

	* intrinsic.texi (iso_c_binding): Improve wording.

\f
Copyright (C) 2010 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.