From-SVN: r120054

re PR fortran/30236 ([4.1 only]alternate-return subroutine in generic interface causes ice/segfault)

2006-12-19  Paul Thomas <pault@gcc.gnu.org>

	PR fortran/30236
	* interface.c (compare_interfaces): Handle NULL symbols.
	(count_types_test): Count NULL symbols, which correspond to
	alternate returns.

	(check_interface1): Change final argument from int to bool
	in the function and all references.

2006-12-19  Paul Thomas <pault@gcc.gnu.org>

	PR fortran/30236
	* gfortran.dg/altreturn_3.f90: New test.

	* gfortran.dg/char_result_12.f90: Fix comment typos.

From-SVN: r120052

2006-12-19  Paolo Bonzini  <bonzini@gnu.org>

	* configure.in: Remove "$build" case for powerpc-*-darwin* since
	it only affects bootstrap and could be tested on "$host" as well.
	* configure: Regenerate.
	* config/mh-ppc-darwin: Add to the stage1 cflags here.

From-SVN: r120049

2006-12-19  Paolo Bonzini  <bonzini@gnu.org>

	PR bootstrap/29544
	* Makefile.def (flags_to_pass): Add STAGE1_CHECKING.
	(bootstrap_stage): Add STAGE1_CHECKING to stage1 configure flags,
	move here comment from Makefile.tpl.
	* Makefile.tpl: Move some definitions higher in the file.
	(STAGE1_CHECKING): New.
	* configure.in: Add --enable-stage1-checking.
	* configure: Regenerate.
	* Makefile.in: Regenerate.

gcc:
2006-12-19  Paolo Bonzini  <bonzini@gnu.org>

	* gcc/Makefile.in (STAGE1_CHECKING): Rename to...
	(STAGE1_CHECKING_CFLAGS): ... this.

From-SVN: r120048

2006-12-19  Paolo Bonzini  <bonzini@gnu.org>

	* MAINTAINERS: Add myself as build system maintainer.

From-SVN: r120047

2006-12-18  Andrew Pinski  <pinskia@gmail.com>

        PR target/29779
        * config/rs6000/rs6000.c (altivec_init_builtins): Change to set
        READONLY on __builtin_altivec_mask_for_load instead of adding
        the attribute.

From-SVN: r120045

2006-12-18  Roger Sayle  <roger@eyesopen.com>
	    Eric Christopher  <echristo@apple.com>

	PR target/29302
	* real.c (real_maxval): Correctly handle IBM extended double format.


Co-Authored-By: Eric Christopher <echristo@apple.com>

From-SVN: r120040

	* gcc.dg/cpp/trad/include.c: #include stdlib.h instead of stdio.h,
	as newlib's stdio.h uses non-traditional cpp constructs.

From-SVN: r120038

	* expmed.c (expand_mult_const): Force operand to constant.
	* rs6000.c (rs6000_emit_set_const, rs6000_emit_set_long_const): Add
	copy_rtx to arguments.

From-SVN: r120037

From-SVN: r120036

* gfortran.dg/advance.f90: Renamed to advance_1.f90
* gfortran.dg/append-1.f90: Renamed to append_1.f90
* gfortran.dg/array-1.f90: Renamed to array_1.f90
* gfortran.dg/assign_4.f90: Renamed to assign_8.f90
* gfortran.dg/backspace.f: Renamed to backspace_1.f
* gfortran.dg/backspace.f90: Renamed to backspace_7.f90
* gfortran.dg/default_initialization.f: Renamed to default_initialization_1.f
* gfortran.dg/dollar_edit_descriptor-1.f: Renamed to dollar_edit_descriptor_1.f
* gfortran.dg/dollar_edit_descriptor-2.f: Renamed to dollar_edit_descriptor_2.f
* gfortran.dg/dollar_edit_descriptor-3.f: Renamed to dollar_edit_descriptor_3.f
* gfortran.dg/logint-1.f: Renamed to logint_1.f
* gfortran.dg/logint-2.f: Renamed to logint_2.f
* gfortran.dg/logint-3.f: Renamed to logint_3.f
* gfortran.dg/advance_1.f90: Renamed from advance.f90
* gfortran.dg/append_1.f90: Renamed from append-1.f90
* gfortran.dg/array_1.f90: Renamed from array-1.f90
* gfortran.dg/assign_8.f90: Renamed from assign_4.f90
* gfortran.dg/backspace_1.f: Renamed from backspace.f
* gfortran.dg/backspace_7.f90: Renamed from backspace.f90
* gfortran.dg/default_initialization_1.f: Renamed from default_initialization.f
* gfortran.dg/dollar_edit_descriptor_1.f: Renamed from dollar_edit_descriptor-1.f
* gfortran.dg/dollar_edit_descriptor_2.f: Renamed from dollar_edit_descriptor-2.f
* gfortran.dg/dollar_edit_descriptor_3.f: Renamed from dollar_edit_descriptor-3.f
* gfortran.dg/logint_1.f: Renamed from logint-1.f
* gfortran.dg/logint_2.f: Renamed from logint-2.f
* gfortran.dg/logint_3.f: Renamed from logint-3.f

From-SVN: r120035

2006-12-18  Bill Wendling  <wendling@apple.com>

       * g++.old-deja/g++.mike/p11144.C: Renamed id to ID because
       id is an OjbC keyword.

From-SVN: r120033

From-SVN: r120029

From-SVN: r120020

From-SVN: r120019

	* gcc.dg/torture/builtin-pow-mpfr-1.c: New test.

From-SVN: r120018

From-SVN: r120016

	* doc/invoke.texi (Debugging Options): Document -g0.
	* config/darwin.h (LINK_COMMAND_SPEC): Replace -gnone with -g0.
	* config/darwin9.h (LINK_COMMAND_SPEC): Likewise.

From-SVN: r120013

./:	* c.opt (Wmissing-declarations): Add C++ and ObjC++.
	* doc/invoke.texi (Warning Options): -Wmissing-declarations now
	works for C++.
cp/:
	* decl.c (start_preparsed_function): Add support for
	-Wmissing-declarations.
testsuite:
	* g++.dg/warn/Wmissing-declarations-1.C: New test.

From-SVN: r120012

	* trans-array.c (gfc_conv_array_index_offset): Avoid multiplying
	index by one, or adding zero to it.

From-SVN: r120011

2006-12-18  Andrew MacLeod  <amacleod@redhat.com>

	* tree-ssa-operands.h (struct vdef_optype_d): Rename to voptype_d.
	(struct vuse_optype_d): Delete.
	(SSA_OPERAND_MEMORY_SIZE): Delete.
	(struct ssa_operand_memory_d): Change mem array to size one.
	(NUM_VOP_FREE_BUCKETS): Define.
	(free_vuses, free_vdefs): Replace with vop_free_buckets array.
	(vdef_ops, vuse_ops, struct ssa_operand_iterator_d): Use voptype_d type.
	* tree-pretty-print.c (dump_vops): Use voptype_d type.
	* tree-ssa-operands.c (vop_free_bucket_size): New.  Number of operands
	which fit into a chunk of memory from a specific bucket.
	(vop_free_bucket_index): New.  Find correct size memory bucket.
	(init_vop_buckets): New.  Initialize VOP free memory buckets.
	(add_vop_to_freelist): New.  Add a VOP to the correct free list.
	(ssa_operand_mem_size): New.  Current size of an operand memory chunk.
	(init_ssa_operands): Initialize operand memory and free lists.
	(fini_ssa_operands): Remove references to free_vuses and free_vdefs.
	(ssa_operand_alloc): Use graduated size memory allocation.
	(APPEND_OP_AFTER, MOVE_HEAD_AFTER, MOVE_HEAD_TO_FREELIST, 
	INITIALIZE_USE): Remove.
	(alloc_vop): New.  Allocate a virtual operand.
	(alloc_vdef, alloc_vuse): Delete.
	(add_def_op, add_use_op): Directly setup pointers.
	(add_vop): New.  Add a virtual operand.
	(add_vuse_op, add_vdef_op): Call add_vop.
	(realloc_vop): New.  Reallocate a virtual operand.
	(realloc_vdef, realloc_vuse): Call realloc_vop.
	(finalize_ssa_def_ops): Delete.  Move content to finalize_ssa_defs.
	(finalize_ssa_defs): Optimize for common case, remove code based on
	sorted pointers which was a waste of time.
	(finalize_ssa_use_ops): Delete.  Move content to finalize_ssa_uses.
	(finalize_ssa_uses): Update last pointer.
	(finalize_ssa_vdef_ops): Delete.  Move content to finalize_ssa_vdefs.
	(finalize_ssa_vdefs, finalize_ssa_vuse_ops): Use voptype_d and
	directly manipulate pointers.
	(copy_virtual_operands): Use voptype_d, and no need to update pointers.

From-SVN: r120009

2006-12-18  Adam Megacz <megacz@cs.berkeley.edu>

        * Makefile.am: remove @X_CFLAGS@ from AM_CXXFLAGS; it causes
        -I/usr/include to wind up in cross-builds
        * configure: Regenerate.

From-SVN: r120006

rs6000.md (*movdf_hardfloat32): Use %X format to determine if memory operand is an indexed address or not.

	* config/rs6000/rs6000.md (*movdf_hardfloat32): Use %X format to
	determine if memory operand is an indexed address or not.

From-SVN: r120003

From-SVN: r120000

cselib.c (struct cselib_val_struct): Make val_rtx its own field, remove the union that contained it.

	* cselib.c (struct cselib_val_struct): Make val_rtx its
	own field, remove the union that contained it.
	* cselib.c: Update accordingly where necessary.

From-SVN: r119994

	* cse.c (have_eh_succ_edges): New function.
	(cse_insn): Don't remove dead EH edges here
	(cse_extended_basic_block): Do it here.
	(rest_of_handle_cse, rest_of_handle_cse2): Don't assert
	that we have removed all dead edges.

From-SVN: r119993

	* gcc.c-torture/compile/pr27528.c: Use empty templates.

From-SVN: r119991

2006-12-17  Roger Sayle  <roger@eyesopen.com>
	    Steven G. Kargl  <kargl@gcc.gnu.org>

	PR fortran/30207
	* dependency.c (gfc_full_array_ref_p): New function to test whether
	the given array ref specifies the entire array.
	(gfc_dep_resolver): Use gfc_full_array_ref_p to analyze AR_FULL
	array refs against AR_SECTION array refs, and vice versa.
	* dependency.h (gfc_full_array_ref_p): Prototype here.
	* trans-array.c (gfc_conv_expr_descriptor): Use gfc_full_array_ref_p.

	* gfortran.fortran-torture/execute/where21.f90: New test.

From-SVN: r119990

2006-12-17  Tobias Burnus  <burnus@net-b.de>

    * intrinsics/associated.c: Check for associated(NULL,NULL).

2006-12-17  Tobias Burnus  <burnus@net-b.de>

    * gfortran.dg/associated_2.f90: Add test for associated(NULL,NULL).

From-SVN: r119989

2006-12-17  Matthias Klose  <doko@debian.org>

        PR libstdc++/11953
        * gcc/config/mips/linux.h (SUBTARGET_CPP_SPEC): Extend.

From-SVN: r119986

	* cse.c (cse_find_path): Don't wrap a gcc_assert in ENABLE_CHECKING.
	(cse_extended_basic_block): When truncating a path while processing
	it, make sure to clear the visited bit on the basic blocks in the
	truncated part of the path.
	(cse_main): Use reverse completion order, not DFS order, to walk
	the CFG.
	(gate_handle_cse): Revert erroneous commit of a counter.

From-SVN: r119985

	* cse.c (this_insn_cc0, this_insn_cc0_mode): New global
	variables, moved out from cse_insn.
	(prev_insn): Remove this global variable).
	(new_basic_block): Don't set it.
	(cse_insn): Idem. Also, move code to delete unused CC0-setter
	insns and code to set prev_insn_cc0 and prev_insn_cc0_mode
	from here...
	(cse_extended_basic_block): ...to here.  Do not clear
	prev_insn_cc0 until after recording equivalences from jumps.

From-SVN: r119984

* gfortran.texi: Added TeX support for document parts;
rearranged existing text into "About GNU Fortran",
"Invoking GNU Fortran", and "Language Reference" parts.

From-SVN: r119981

From-SVN: r119979

From-SVN: r119977

2006-12-16  Andreas Tobler  <a.tobler@schweiz.org>

	* passes.c (verify_curr_properties): Define only for ENABLE_CHECKING.

From-SVN: r119971

	* omp-low.c (expand_omp_parallel): Set function properties.
	* function.h (struct function): Add curr_properties and last_verified.
	* passes.c (register_dump_files): Do not set TODO_set_props for the
	first pass
	(init_optimization_passes): Set it here; reorder initialization so the
	dump files appear in more logical order.
	(last_verified, curr_properties): Kill.
	(do_per_function): New function.
	(execute_function_todo): Break out from ...
	(execute_todo): ... here; handle per-function flags.
	(clear_last_verified, verify_curr_properties,
	update_properties_after_pass): New functions.
	(execute_one_pass): Handle per-function properties.
	(execute_ipa_pass_list): Use do_per_function; sanity check that cfun
	and current_function_decls are cleared out.
	* ipa-cp.c (constant_val_insert): Clear cfun/current_function_decl
	after use.

From-SVN: r119966

2006-12-16  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
	
	* docs/html/27_io/howto.html: Fix typos.
	* docs/html/24_iterators/howto.html: Likewise.
	* docs/html/18_support/howto.html: Likewise.
	* docs/html/21_strings/howto.html: Likewise.
	* docs/html/ext/howto.html: Likewise.
	* docs/html/ext/ballocator_doc.html: Likewise.
	* docs/html/17_intro/porting-howto.xml: Likewise.
	* docs/html/17_intro/howto.html: Likewise.
	* docs/html/22_locale/howto.html: Likewise.
	* docs/html/faq/index.html: Likewise.
	* docs/doxygen/tables.html: Likewise.

From-SVN: r119964

2006-12-16  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>

	PR middle-end/7651
	* c.opt (Wempty-body): New.
	* doc/invoke.texi (Wempty-body): Document it.
	(Wextra): Enabled by -Wextra.
	* c-opts.c (c_common_post_options): Enabled by -Wextra.
	* c-common.c (empty_body_warning): Replace Wextra with Wempty-body.
	* c-parser.c (c_parser_c99_block_statement): Likewise.
testsuite/
	* gcc.dg/20001116-1.c: Replace -Wextra with -Wempty-body.
	* gcc.dg/if-empty-1.c: Likewise.
	* gcc.dg/pr23165.c: Likewise.
	* g++.dg/warn/empty-body.C: Likewise.

From-SVN: r119963

2006-12-16  Simon Martin  <simartin@users.sourceforge.net>

	PR c++/29475
	* cp-tree.h (struct deferred_access_check): New structure to represent a
	deferred access check. It replaces the previous representation as a tree.
	(get_deferred_access_checks): Return a vector of struct
	deferred_access_check instead of a tree list.
	(perform_access_checks): Take a vector of struct deferred_access_check
	instead of a tree list.
	* semantics.c (struct deferred_access): Store the deferred access checks
	as a vector of struct deferred_access_check instead of a tree list.
	(push_deferring_access_checks): Handle the change in struct
	deferred_access.
	(get_deferred_access_checks): Likewise.
	(pop_to_parent_deferring_access_checks): Likewise.
	(perform_or_defer_access_check): Likewise.
	(perform_access_checks): Take a vector of struct deferred_access_check
	instead of a tree list.
	* parser.c (struct tree_check): New structure to store various data
	associated with a CPP_NESTED_NAME_SPECIFIER or CPP_TEMPLATE_ID token.
	(struct cp_token): Changed the value field to be a union with a pointer to
	a struct tree_check for CPP_NESTED_NAME_SPECIFIER or CPP_TEMPLATE_ID
	tokens and a tree field for all other tokens.
	(eof_token): Adjusted due to the change in struct cp_token.
	(cp_lexer_get_preprocessor_token): Likewise.
	(cp_lexer_purge_token): Likewise.
	(cp_lexer_purge_tokens_after): Likewise.
	(cp_lexer_print_token): Likewise.
	(cp_parser_error): Likewise.
	(cp_parser_identifier): Likewise.
	(cp_parser_string_literal): Likewise.
	(cp_parser_primary_expression): Likewise.
	(cp_parser_unqualified_id): Likewise.
	(cp_parser_parenthesized_expression_list): Likewise.
	(cp_parser_storage_class_specifier_opt): Likewise.
	(cp_parser_function_specifier_opt): Likewise.
	(cp_parser_type_specifier): Likewise.
	(cp_parser_simple_type_specifier): Likewise.
	(cp_parser_initializer_list): Likewise.
	(cp_parser_member_specification_opt): Likewise.
	(cp_parser_attribute_list): Likewise.
	(cp_parser_objc_expression): Likewise.
	(cp_parser_objc_protocol_qualifiers): Likewise.
	(cp_parser_objc_selector): Likewise.
	(cp_parser_objc_declaration): Likewise.
	(cp_parser_objc_statement): Likewise.
	(cp_parser_omp_clause_name): Likewise.
	(cp_parser_omp_clause_default): Likewise.
	(cp_parser_omp_clause_schedule): Likewise.
	(cp_parser_omp_parallel): Likewise.
	(cp_parser_initial_pragma): Likewise.
	(pragma_lex): Likewise.
	(cp_parser_pre_parsed_nested_name_specifier): Likewise.
	(cp_parser_nested_name_specifier_opt): Likewise.
	Use cp_token::u::tree_check_value to save the token's value, the
	associated deferred checks and its qualifying scope.
	(cp_parser_template_id): Likewise.
	(cp_parser_template_declaration_after_export): Adjusted the call to
	get_deferred_access_checks.
	(cp_parser_init_declarator): Take the access checks as a vector of struct
	deferred_access_check instead of a tree list.
	(cp_parser_single_declaration): Likewise.
	(cp_parser_perform_template_parameter_access_checks): Likewise.
	(cp_parser_simple_declaration): Adjusted the call to
	cp_parser_init_declarator.
	(cp_parser_explicit_specialization): Adjusted the call to
	cp_parser_single_declaration.

From-SVN: r119961