PR c++/48051
	* mangle.c (write_expression): Mangle BASELINK scope if
	BASELINK_QUALIFIED_P.
	* search.c (adjust_result_of_qualified_name_lookup): Set
	BASELINK_QUALIFIED_P.
	* tree.c (cp_tree_equal) [BASELINK]: Compare BASELINK_QUALIFIED_P.
	* parser.c (cp_parser_postfix_dot_deref_expression): Don't call
	adjust_result_of_qualified_name_lookup for non-qualified names.

From-SVN: r183133

	PR c++/51403
	* pt.c (unify): Handle error_mark_node.

From-SVN: r183132

From-SVN: r183130

	PR target/51756
	* config/avr/avr.c (avr_encode_section_info): Test for absence of
	DECL_EXTERNAL when checking for initializers of progmem variables.

From-SVN: r183129

        PR tree-optimization/51799
        * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
        that the last operation is a type demotion.

From-SVN: r183126

2012-01-12  Janne Blomqvist  <jb@gcc.gnu.org>

	* configure.ac: Remove check for fdopen.
	* runtime/backtrace.c (CAN_PIPE): Fix comment, remove check for
	fdopen.
	* configure: Regenerated.
	* config.h.in: Regenerated.

From-SVN: r183124

	* config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
	(x86_shift<mode>_adj_1): Remove operand constraint from operand 3.

From-SVN: r183123

2012-01-12  Janne Blomqvist  <jb@gcc.gnu.org>
	    Tobias Burnus  <burnus@net-b.de>

	PR libfortran/51803
	* runtime/main.c (store_exe_path): Avoid malloc if getcwd fails or
	is not available.

Co-Authored-By: Tobias Burnus <burnus@net-b.de>

From-SVN: r183122

2012-01-12  Dominique d'Humieres  <dominiq@lps.ens.fr>
            Tobias Burnus  <burnus@net-b.de>

        PR fortran/51057
        PR fortran/51616
        * lib/target-supports.exp
        (check_effective_target_fortran_largest_fp_has_sqrt): New.
        * gfortran.dg/quad_2.f90: Use it, add pattern for IBM's
        real(16).


Co-Authored-By: Tobias Burnus <burnus@net-b.de>

From-SVN: r183121

	PR c++/51565
	* call.c (standard_conversion): For ptrmemfuncs, compare the
	static_fn_types.

From-SVN: r183120

	* go-lang.c (go_langhook_init): Initialize void_list_node before
	calling go_create_gogo.

From-SVN: r183119

From-SVN: r183118

From-SVN: r183117

From-SVN: r183112

re PR bootstrap/51796 (internal compiler error: in distribute_notes, at combine.c:13285 for libgomp/alloc.c on m68k-linux)

	PR bootstrap/51796
	* combine.c (distribute_notes): If i3 is a noreturn call,
	allow old_size to be equal to args_size and make sure the
	noreturn call gets REG_ARGS_SIZE note.
	* expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
	on noreturn calls even when the delta is 0.

	* gcc.dg/pr51796.c: New test.

From-SVN: r183111

From-SVN: r183109

From-SVN: r183108

	PR c++/51818
	* mangle.c (find_substitution): A type is only a substitution
	match if we're looking for a type.
	(write_nested_name): Use decl_mangling_context.

From-SVN: r183107

From-SVN: r183106

	* gcov.c (STRING_SIZE): Remove.
	(generate_results): Erase annotations for source files with no
	coverage information.
	(read_line): New.
	(output_lines): Use it.

From-SVN: r183105

	* gimple.h (gimplify_body): Remove first argument.
	* gimplify.c (copy_if_shared): Add DATA argument.  Do not create the
	pointer set here, instead just pass DATA to walk_tree.
	(unshare_body): Remove BODY_P argument and adjust.  Create the pointer
	set here and invoke copy_if_shared on the size trees of DECL_RESULT.
	(unvisit_body): Likewise, but with unmark_visited.
	(gimplify_body): Remove BODY_P argument and adjust.
	(gimplify_function_tree): Adjust call to gimplify_body.
	* omp-low.c (finalize_task_copyfn): Likewise.

From-SVN: r183104

From-SVN: r183103

	* tree.h (build_function_decl_skip_args): Add boolean parameter.
	(build_function_type_skip_args): Delete.
	* tree.c (build_function_type_skip_args): Make static and add
	SKIP_RETURN parameter.  Fix thinko in the handling of variants.
	(build_function_decl_skip_args): Add SKIP_RETURN parameter and
	pass it to build_function_type_skip_args.
	* cgraph.h (cgraph_function_versioning): Add boolean parameter.
	(tree_function_versioning): Likewise.
	* cgraph.c (cgraph_create_virtual_clone): Adjust call to
	build_function_decl_skip_args.
	* cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
	and pass it to build_function_decl_skip_args/tree_function_versioning.
	(cgraph_materialize_clone): Adjust call to tree_function_versioning.
	* ipa-inline-transform.c (save_inline_function_body): Likewise.
	* trans-mem.c (ipa_tm_create_version): Likewise.
	* tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
	* tree-inline.c (declare_return_variable): Remove always-true test.
	(tree_function_versioning): Add SKIP_RETURN parameter.  If the function
	returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
	* ipa-split.c (split_function): Skip the return value for the split
	part if it doesn't return.

From-SVN: r183102

re PR tree-optimization/49642 (constant part of a macro not optimized away as expected due to splitter)

gcc:

2012-01-11  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>

	PR tree-optimization/49642
	* ipa-split.c (forbidden_dominators): New variable.
	(check_forbidden_calls): New function.
	(dominated_by_forbidden): Likewise.
	(consider_split): Check for forbidden dominators.
	(execute_split_functions): Initialize and free forbidden
	dominators info; call check_forbidden_calls.

gcc/testsuite:

2012-01-11  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>

	PR tree-optimization/49642
	* gcc.dg/tree-ssa/pr49642-1.c: New test.
	* gcc.dg/tree-ssa/pr49642-2.c: New test.

From-SVN: r183101

From-SVN: r183100

	PR c++/51613
	* pt.c (resolve_overloaded_unification): Compare types with
	same_type_p, not decls_match.

From-SVN: r183099

From-SVN: r183098

From-SVN: r183097

re PR rtl-optimization/57105 (ICE: in add_insn_before_nobb, at emit-rtl.c:3883 with -Os -fselective-scheduling2 -g)

2012-01-11  Bruce Korb <bkorb@gnu.org>
	    Steven G. Kargl  <kargl@gcc.gnu.org>
	    Andreas Tobler  <andreast@fgznet.ch>

	PR bootstrap/57105
	PR preprocessor/51776
	* inclhack.def (cdef_cplusplus): Add a replacement for [[noreturn]].
	* fixincl.x: Regenerate.
	* tests/base/sys/cdefs.h: Update.

	* genfixes: Remove the 'Ver.' from the version check.


Co-Authored-By: Andreas Tobler <andreast@fgznet.ch>
Co-Authored-By: Steven G. Kargl <kargl@gcc.gnu.org>

From-SVN: r183096

	* gcc/config/arm/arm.md (mov_notscc): Use MVN for false condition.
	* gcc/testsuite/gcc.c-torture/execute/20120110-1.c: New testcase.

From-SVN: r183095

2012-01-11  Tobias Burnus  <burnus@net-b.de>

        * runtime/main.c (store_exe_path): Fix absolute path
        detection for Windows.

From-SVN: r183094

From-SVN: r183093

2012-01-11  Richard Guenther  <rguenther@suse.de>

	* doc/extend.texi (malloc attribute): Adjust according to
	implementation.

From-SVN: r183092

2012-01-11  Janne Blomqvist  <jb@gcc.gnu.org>
            Mike Stump  <mikestump@comcast.net>
	PR libfortran/51803
	* runtime/main.c (store_exe_path): Handle getcwd failure and lack
	of the function better.

Co-Authored-By: Mike Stump <mikestump@comcast.net>

From-SVN: r183090

	* go-gcc.cc (Gcc_backend::type_size): New function.
	(Gcc_backend::type_alignment): New function.
	(Gcc_backend::type_field_alignment): New function.
	(Gcc_backend::type_field_offset): New function.
	* go-backend.c (go_type_alignment): Remove.
	* go-c.h (go_type_alignment): Don't declare.

From-SVN: r183089

	PR c++/51614
	* class.c (build_base_path): Diagnose ambiguous base.

From-SVN: r183088

From-SVN: r183087

From-SVN: r183085

	* cp-demangle.c (d_print_comp) [DEMANGLE_COMPONENT_OPERATOR]:
	Omit a trailing space in the operator name.

From-SVN: r183072

        PR middle-end/51516
        * trans-mem.c (get_cg_data): Traverse aliases if requested.
        (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
        (ipa_tm_note_irrevocable): Same.
        (ipa_tm_scan_irr_block): Same.
        (ipa_tm_decrement_clone_counts): Same.
        (ipa_tm_scan_irr_function): Same.
        (ipa_tm_create_version_alias): Same.
        (ipa_tm_create_version): Same.
        (ipa_tm_transform_calls_redirect): Same.
        (ipa_tm_transform_calls): Same.
        (ipa_tm_transform_transaction): Same.
        (ipa_tm_execute): Same.


Co-Authored-By: Patrick Marlier <patrick.marlier@gmail.com>

From-SVN: r183070