2007-11-09  Richard Guenther  <rguenther@suse.de>

	* tree-flow.h (struct ptr_info_def): Make escape_mask a
	ENUM_BITFIELD.
	(struct ptr_info_def): Likewise.
	(enum escape_type): Also use bit zero.

From-SVN: r130041

re PR target/33604 (Revision 119502 causes significantly slower results with 4.3/4.4 compared to 4.2)

2007-11-09  Richard Guenther  <rguenther@suse.de>

	PR tree-optimization/33604
	* tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
	Disregard changes in CV qualifiers of pointed to types for
	forward propagating ADDR_EXPRs.
	* tree-ssa-ccp.c (fold_stmt_r): Preserve volatileness of the original
	expression.

	* g++.dg/tree-ssa/pr33604.C: New testcase.
	* gcc.dg/pr32721.c: Adjust pattern.

From-SVN: r130040

gcc/
	* dse.c (find_shift_sequence): Always choose an integer mode for
	new_mode.
	(replace_read): Require both the read and store mode to be
	integer ones.  Remove a then-redundant FLOAT_P check.

gcc/testsuite/
	* gcc.target/mips/dse-1.c: Disable.

From-SVN: r130039

From-SVN: r130033

2007-11-08  Richard Guenther  <rguenther@suse.de>

	* tree-dfa.c (remove_referenced_var): If removing a
	variable which has subvars, also remove those from
	the referenced vars.  Do not create a variable annotation.

From-SVN: r130030

	* config/xtensa/xtensa.c (xtensa_expand_prologue): Remove first
	argument for gen_entry calls.
	* config/xtensa/xtensa.md: Add new "entry" value to "type" attribute.
	(entry): Use the new attribute value.  Remove unused first operand.

From-SVN: r130029

From-SVN: r130027

From-SVN: r130026

gcc
	* c-parser.c (c_parser_translation_unit): Use location in error.
	(c_parser_external_declaration): Likewise.
	(c_parser_declaration_or_fndef): Likewise.
	(c_parser_enum_specifier): Likewise.
	(c_parser_struct_or_union_specifier): Likewise.
	(c_parser_struct_declaration): Likewise.
	(c_parser_typeof_specifier): Likewise.
	(c_parser_parms_list_declarator): Likewise.
	(c_parser_asm_string_literal): Likewise.
	(c_parser_braced_init): Likewise.
	(c_parser_initelt): Likewise.
	(c_parser_compound_statement_nostart): Likewise.
	(c_parser_statement_after_labels): Likewise.
	(c_parser_do_statement): Likewise.
	(c_parser_asm_statement): Likewise.
	(c_parser_conditional_expression): Likewise.
	(c_parser_unary_expression): Likewise.
	(c_parser_sizeof_expression): Likewise.
	(c_parser_postfix_expression): Likewise.
	(c_parser_postfix_expression_after_paren_type): Likewise.
	(c_parser_objc_class_instance_variables): Likewise.
	(c_parser_objc_method_definition): Likewise.
	(c_parser_objc_methodprotolist): Likewise.
	(c_parser_pragma): Likewise.
	(c_parser_omp_clause_num_threads): Likewise.
	(c_parser_omp_clause_schedule): Likewise.
	(c_parser_omp_all_clauses): Likewise.
	(c_parser_omp_sections_scope): Likewise.
	(c_parser_label): Use location of label, not colon.
gcc/testsuite
	* gcc.dg/empty-source-3.c: Update warning location.
	* gcc.dg/gomp/barrier-2.c: Likewise.
	* gcc.dg/label-decl-3.c: Likewise.
	* gcc.dg/label-decl-2.c: Likewise.
	* gcc.dg/empty-source-2.c: Likewise.

From-SVN: r130025

	PR target/33774
	* config/i386/cygming.h (BIGGEST_FIELD_ALIGNMENT): Define only if
	IN_TARGET_LIBS.

From-SVN: r130024

gcc/cp
2007-11-08  Andrew Pinski  <pinskia@gmail.com>
	PR c++/30297:
	* tree.c (decl_linkage): Fields have no linkage.
gcc/testsuite
	PR c++/30297:
	* g++.dg/inherit/pr30297.C: New file.

From-SVN: r130018

	-fno-common for cygwin and mingw32.

From-SVN: r130017

	PR fortran/33739
	* scanner.c (start_source_file, end_source_file,
	exit_remaining_files): New functions.
	(gfc_advance_line): Use the new functions.

From-SVN: r130016

From-SVN: r130015

	* MAINTAINERS (Write After Approval): Add myself.

From-SVN: r130008

2007-11-07  Kenneth Zadeck <zadeck@naturalbridge.com>

	PR middle-end/33826
	* ipa-pure-const (static_execute): Added code to keep recursive
	functions from being marked as pure or const.
	* ipa-utils (searchc): Fixed comment.
2007-11-08  Kenneth Zadeck <zadeck@naturalbridge.com>

	PR middle-end/33826
	* gcc.dg/pr33826.c: New.
	* gcc.dg/tree-ssa/20030714-1.c: Removed two tests that depend on 
	recursive functions being marked pure or const.

From-SVN: r130006

	* common.opt (fshow-column): Default to 0.
	* configure: Rebuilt.
	* configure.ac (--enable-mapped-location): Default to 'yes'.

From-SVN: r130005

2007-11-08  Paolo Carlini  <pcarlini@suse.de>

	* config/io/basic_file_stdio.cc (fopen_mode): Add modes missing
	per DR 596.
	* testsuite/27_io/basic_filebuf/open/char/4.cc: Extend.
	* include/std/fstream: Update comment preceding open.
	* docs/html/ext/howto.html: Update.

From-SVN: r130004

	PR fortran/34028
	* trans-intrinsic.c (gfc_conv_intrinsic_ishft): Use correct type.

From-SVN: r130003

2007-11-08  Tobias Burnus  <burnus@net-b.de>

        PR fortran/33917
        * interface.c (check_sym_interfaces): Disallow PROCEDURE-declared
        procedures for MODULE PROCEDURE.
        * decl.c (match_procedure_in_interface): Do not mark as procedure.

2007-11-08  Tobias Burnus  <burnus@net-b.de>

        PR fortran/33917
        * gfortran.dg/proc_decl_5.f90: New.
        * gfortran.dg/proc_decl_6.f90: New.

From-SVN: r130002

2007-11-08  Paolo Carlini  <pcarlini@suse.de>

	* include/std/type_traits (__decay_selector<_Up, false, false>):
	Change according to DR 705.
	* include/bits/stl_pair.h (make_pair(_T1&&, _T2&&)): Change
	according to DR 706.
	* include/tr1_impl/tuple: Tweak.

From-SVN: r130001

2007-11-07  Kenneth Zadeck <zadeck@naturalbridge.com>

	 * common.opt: Add pointer to doc/options.texi.
	 * doc/invoke.texi (-fdse, -fdce, -fauto-inc-dec, -fipa-pure-const,
	 -fipa-reference): Add or correct doc.  Sorted options list for -Os
	 -O, -O2.

From-SVN: r130000

  PR target/16350
* config.gcc: For arm*b-* define TARGET_BIG_ENDIAN_DEFAULT.
* config/arm/linux-elf.h (TARGET_ENDIAN_DEFAULT): Define based on TARGET_BIG_ENDIAN_DEFAULT.
   Use for MULTILIB_DEFAULTS.
   (TARGET_DEFAULT): Set according to TARGET_ENDIAN_DEFAULT.
   (LINUX_TARGET_LINK_SPEC): Pass -mlittle-endian on to the assembler.
* config/arm/linux-eabi.h (TARGET_LINKER_EMULATION): Set according to TARGET_BIG_ENDIAN_DEFAULT.
   (SUBTARGET_EXTRA_LINK_SPEC): Likewise.
* gcc/config/arm/bpabi.h (TARGET_DEFAULT_MASK): Set according to TARGET_BIG_ENDIAN_DEFAULT.

From-SVN: r129999

	PR tree-optimization/32575
	* gcc.c-torture/execute/20071108-1.c: New test.

From-SVN: r129998

	* class.c (build_ctor_vtbl_group): Lay out the new type and decl.

	* g++.dg/opt/anchor1.C: New.

From-SVN: r129997

2007-11-08  Paolo Carlini  <pcarlini@suse.de>

	* include/debug/vector (push_back, emplace): Fix signature typo.

From-SVN: r129996

2007-11-08  Paolo Carlini  <pcarlini@suse.de>

	* include/bits/locale_facets.h (ctype<char>::taple, classic_table):
	Implement trivial resolution of DR 695 [Ready].
	* testsuite/22_locale/ctype/dr695.cc: New.
	* docs/html/ext/howto.html: Update.

From-SVN: r129995

2007-11-08  Paolo Carlini  <pcarlini@suse.de>

	* docs/html/ext/lwg-active.html: Update to Revision R52.
	* docs/html/ext/lwg-closed.html: Likewise.
	* docs/html/ext/lwg-defects.html: Likewise.
	* docs/html/ext/howto.html: Adjust.

From-SVN: r129994

2007-11-07  Paolo Carlini  <pcarlini@suse.de>

	* include/tr1_impl/complex (fabs): In C++0x mode adjust
	return type per DR 595 [Ready].

From-SVN: r129983

	* tree.h (struct tree_struct_field_tag): Move field
	in_nested_struct ...
	(struct tree_memory_tag): ... here.

From-SVN: r129982

From-SVN: r129980

include:
2007-11-07  Joseph Myers  <joseph@codesourcery.com>
	    Daniel Jacobowitz  <dan@codesourcery.com>

	* floatformat.h (struct floatformat): Add split_half field.
	(floatformat_ibm_long_double): New.

libiberty:
2007-11-07  Joseph Myers  <joseph@codesourcery.com>
	    Daniel Jacobowitz  <dan@codesourcery.com>

	* floatformat.c (mant_bits_set): New.
	(floatformat_to_double): Use it.  Note no special handling of
	split formats.
	(floatformat_from_double): Note no special handing of split
	formats.
	(floatformat_ibm_long_double_is_valid,
	floatformat_ibm_long_double): New.
	(floatformat_ieee_single_big, floatformat_ieee_single_little,
	floatformat_ieee_double_big, floatformat_ieee_double_little,
	floatformat_ieee_double_littlebyte_bigword, floatformat_vax_f,
	floatformat_vax_d, floatformat_vax_g, floatformat_i387_ext,
	floatformat_m68881_ext, floatformat_i960_ext,
	floatformat_m88110_ext, floatformat_m88110_harris_ext,
	floatformat_arm_ext_big, floatformat_arm_ext_littlebyte_bigword,
	floatformat_ia64_spill_big, floatformat_ia64_spill_little,
	floatformat_ia64_quad_big, floatformat_ia64_quad_little): Update
	for addition of split_half field.

Co-Authored-By: Daniel Jacobowitz <dan@codesourcery.com>

From-SVN: r129977

	PR 33870
	* tree.h (struct tree_struct_field_tag): Add field in_nested_struct.
	(SFT_IN_NESTED_STRUCT): Define.
	* tree-dfa.c (dump_subvars_for): Show offset of each
	sub-var.
	* tree-flow.h (struct fieldoff): Add field in_nested_struct.
	* tree-ssa-structalias.c (struct variable_info): Likewise.
	(push_fields_onto_fieldstack): If OFFSET is positive,
	set in_nested_struct.
	(create_variable_info_for): Copy setting of
	in_nested_struct from the field offset object.
	(set_uids_in_ptset): Set SFT_IN_NESTED_STRUCT from the
	variable info object.
	* tree-ssa-operands.c (add_vars_for_offset): If VAR
	belongs to a nested structure, adjust OFFSET by
	SFT_OFFSET(VAR).

testsuite/ChangeLog

	* gcc.c-torture/execute/pr33870.x: Remove.

From-SVN: r129976

2007-11-07  Douglas Gregor  <doug.gregor@gmail.com>

	PR c++/33045
	PR c++/33837
	PR c++/33838
	* semantics.c (finish_decltype_type): See through INDIRECT_REFs.
	Be careful with ERROR_MARK_NODEs.
	* parser.c (cp_parser_check_access_in_redeclaration): Handle NULL
	argument.
	
2007-11-07  Douglas Gregor  <doug.gregor@gmail.com>

	PR c++/33045
	PR c++/33837
	PR c++/33838
	* g++.dg/cpp0x/decltype-33837.C: New.
	* g++.dg/cpp0x/decltype-refbug.C: New.
	* g++.dg/cpp0x/decltype-33838.C: New.

From-SVN: r129975

	PR java/34019:
	* gcj.texi (Input Options): Add missing noun.

From-SVN: r129974

	PR rtl-optimization/33737
	* cfgcleanup.c (try_crossjump_to_edge): Add count and frequency of
	target block after computing the probabilities of outgoing edges.
	Cap the frequency to BB_FREQ_MAX.
	* tree-ssa-threadupdate.c (redirect_edges): Also adjust count and
	frequency of the basic block if it has been reused.

From-SVN: r129973

	PR rtl-optimization/33822
	* rtl.h (REG_OFFSET): Fix comment.
	* var-tracking.c (INT_MEM_OFFSET): New macro.
	(var_mem_set): Use it.
	(var_mem_delete_and_set): Likewise.
	(var_mem_delete): Likewise.
	(same_variable_part_p): Likewise.
	(vt_get_decl_and_offset): Likewise.
	(offset_valid_for_tracked_p): New predicate.
	(count_uses): Do not track locations with invalid offsets.
	(add_uses): Likewise.
	(add_stores): Likewise.

From-SVN: r129970

	* Makefile.in (tree-ssa-structalias.o): Depend on $(FUNCTION_H)
	(BASIC_BLOCK_H): Add vec.h, $(FUNCTION_H).

From-SVN: r129969

	PR c++/33501
	* call.c (build_over_call): Don't check TREE_ADDRESSABLE
	on incomplete type.

	* g++.dg/warn/incomplete2.C: New test.
	* g++.dg/template/incomplete4.C: New test.
	* g++.dg/template/incomplete5.C: New test.

From-SVN: r129968

        * modulo-sched.c (sms_order_nodes, permute_partial_schedule,
        generate_prolog_epilog, duplicate_insns_of_cycles): Fix prototypes.
        (calculate_order_params, sms_order_nodes): New parameter pmax_asap.
        Save calculated max_asap in it.
        (sms_schedule): Calculate maxii using max_asap.


Co-Authored-By: Andrey Belevantsev <abel@ispras.ru>

From-SVN: r129966