From-SVN: r182756

	* gcc.dg/tree-ssa/vrp47: Pass -march=i586 for ia32 target.

From-SVN: r182755

2011-12-31  Thomas König  <tkoenig@gcc.gnu.org>

	PR fortran/51502
	* expr.c (gfc_check_vardef_context):  When determining
	implicit pure status, also check for variable definition
	context.  Walk up namespaces until a procedure is
	found to reset the implict pure attribute.
	* resolve.c (gfc_implicit_pure):  Walk up namespaces
	until a procedure is found.

2011-12-31  Thomas König  <tkoenig@gcc.gnu.org>

	PR fortran/51502
	* lib/gcc-dg.exp (scan-module-absence):  New function.
	* gfortran.dg/implicit_pure_2.f90:  New test.

From-SVN: r182754

From-SVN: r182751

From-SVN: r182747

/c-family
2011-12-30  Paolo Carlini  <paolo.carlini@oracle.com>

	PR c++/51316
	* c-common.c (c_sizeof_or_alignof_type): In C++ allow for alignof
	of array types with an unknown bound.

/testsuite
2011-12-30  Paolo Carlini  <paolo.carlini@oracle.com>

	PR c++/51316
	* g++.dg/cpp0x/alignof4.C: New.

From-SVN: r182746

	* config/bfin/bfin.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST): Remove.
	* config/bfin/bfin-protos.h (bfin_register_move_cost,
	bfin_memory_move_cost): Remove.
	* config/bfin/bfin.c (bfin_register_move_cost,
	bfin_memory_move_cost): Make static. Change arguments type from
	enum reg_class to reg_class_t and from int to bool.
	(TARGET_REGISTER_MOVE_COST, TARGET_MEMORY_MOVE_COST): Define.

From-SVN: r182745

	* gcov.c (total_lines, total_executed): New global vars.
	(generate_results): Call executed_summary.
	(executed_summary): New function, broken out of ...
	(function_summary): ... here.  Call it.
	* coverage.c (coverage_finish): Also check for local_tick == -1.
	* gcov-dump (tag_function): Correct labelling typo.

From-SVN: r182744

	* libgcov.c (gcov_crc32): Remove global var.
	(free_fn_data): New function.
	(buffer_fn_data): Pass in filename, more robust error recovery.
	(crc32_unsigned): New function.
	(gcov_exit): More robust detection of new program. More robust
	error recovery.
	(__gcov_init): Do not update program's crc here.

From-SVN: r182743

	* doc/xml/manual/extensions.xml: Improve markup and note that some
	extensions are included in C++11.
	* doc/xml/manual/concurrency_extensions.xml: Likewise.

From-SVN: r182742

2011-12-30  Paolo Carlini  <paolo.carlini@oracle.com>

	PR libstdc++/51711
	* include/bits/regex.h (regex_replace): Fix thinko.
	* testsuite/28_regex/algorithms/regex_replace/char/51711.cc: New.
	* testsuite/28_regex/algorithms/regex_replace/wchar_t/51711.cc:
	Likewise.

From-SVN: r182740

From-SVN: r182738

hashtable_policy.h (struct _Ebo_helper<>): Don't use _N, badname on Solaris; minor stylistic changes.

2011-12-29  Paolo Carlini  <paolo.carlini@oracle.com>

	* include/bits/hashtable_policy.h (struct _Ebo_helper<>): Don't use
	_N, badname on Solaris; minor stylistic changes.

From-SVN: r182734

From-SVN: r182731

From-SVN: r182728

2011-12-29  François Dumont <fdumont@gcc.gnu.org>

	PR libstdc++/51608
	* include/bits/hashtable_policy.h (_Equal_helper<>): New, change the
	way the _Equal functor is used depending on whether hash code is
	cached or not.
	(_Ebo_helper<>): New helper type to introduce EBO when possible.
	(_Hash_code_base): Use _Ebo_helper to limit memory footprint. Move
	_Equal functor management...
	(_Hashtable_base): ...here, new, use _Equal_helper.
	(_Local_iterator_base<>, _Locale_iterator<>, _Locale_const_iterator<>):
	New, use _Hash_code_base, implementation of...
	* include/bits/hashtable.h (_Hashtable<>::local_iterator,
	_Hashtable<>::const_local_iterator): ...those. Add static assertions
	checking that some functors are empty depending on whether hash code
	is cache or not.
	(_Hashtable<>::_M_bucket_index): New overloads using current bucket
	count, use through out the _Hastable<> implementation.
	* include/bits/unordered_set.h (__unordered_set<>,
	__unordered_multiset<>): Cache hash code iff hash functor is not
	empty and not final.
	* include/bits/unordered_map.h (__unordered_map<>,
	__unordered_multimap<>): Likewise.
	* include/debug/unordered_map
	(unordered_map<>::_S_to_local, unordered_multimap<>::_S_to_local):
	Adapt to match new local iterator implementation.
	* include/debug/unordered_set (unordered_set<>::_S_to_local,
	unordered_multiset<>::_S_to_local): Likewise.
	* include/profile/unordered_map (unordered_map<>::_M_profile_destruct,
	unordered_multimap<>::_M_profile_destruct): Enhance thanks to usage of
	local iterators.
	* include/profile/unordered_set (unordered_set<>::_M_profile_destruct,
	unordered_multiset<>::_M_profile_destruct): Likewise.
	* testsuite_files/23_containers/unordered_set/instantiation_neg.cc:
	Fix error line.
	* testsuite_files/23_containers/unordered_set/final_hash.cc: New.
	* testsuite_files/23_containers/unordered_multiset/final_hash.cc: New.
	* testsuite_files/23_containers/unordered_map/final_hash.cc: New.
	* testsuite_files/23_containers/unordered_multimap/final_hash.cc: New.

From-SVN: r182727

From-SVN: r182726

* config/microblaze/microblaze.md: Add expander for simple_return,
  return, add return_internal and simple_return_internal insns.

From-SVN: r182725

	PR libstdc++/51701
	* doc/xml/manual/extensions.xml (Input and Output): Remove reference
	to RWLock class.

From-SVN: r182724

	* config/sh/sh.h (BRANCH_COST): Use sh_branch_cost variable.
	* config/sh/sh.c (sh_option_override): Simplify sh_branch_cost
        expression.

From-SVN: r182723

        * g++.dg/abi/bitfield3.C: Make sure test runs
        for windows targets without activated ms-bitfields option.

From-SVN: r182722

       * g++.old-deja/g++.brendan/new3.C: Adjust test for mingw
       targets to use static-version.
       * g++.old-deja/g++.abi/cxa_vec.C: Likewise.
       * g++.old-deja/g++.abi/arraynew.C: Likewise.
       * g++.old-deja/g++.eh/new1.C: Likewise.
       * g++.old-deja/g++.eh/new2.C: Likewise.

From-SVN: r182721

2011-12-29  Thomas Koenig  <tkoenig@gcc.gnu.org>

	* dependency.c (gfc_dep_compare_functions):  Document
	new behavior for REALs and complex.  Add comment to cases
	where only INTEGERs are handled.  Compare REAL and COMPLEX
	constants, returning 0 and -2 only.  Add assert to make
	sure that only integer constants are compared.

2011-12-29  Thomas Koenig  <tkoenig@gcc.gnu.org>

	* gfortran.dg/function_optimize_9.f90:  New test.

From-SVN: r182720

From-SVN: r182719

From-SVN: r182717

From-SVN: r182713

gcc/testsuite/ChangeLog

2011-12-28  Fabien Chene  <fabien@gcc.gnu.org>

	PR c++/23211
	* g++.dg/template/using18.C: New.
	* g++.dg/template/using19.C: New.
	* g++.dg/template/nested3.C: Remove dg-message at instantiation.
	* g++.dg/template/crash13.C: Likewise.

gcc/cp/ChangeLog

2011-12-28  Fabien Chene  <fabien@gcc.gnu.org>

	PR c++/23211
	* name-lookup.c (do_class_using_decl): Use dependent_scope_p
	instead of dependent_type_p, to check that a non-dependent
	nested-name-specifier of a class-scope using declaration refers to
	a base, even if the current scope is dependent.
	* parser.c (cp_parser_using_declaration): Set
	USING_DECL_TYPENAME_P to 1 if the DECL is not null. Re-indent a
	'else' close to the prior modification.

From-SVN: r182711

From-SVN: r182710

re PR c++/51547 (auto, type deduction, reference collapsing and const: invalid initialization of reference of type 'const X&&' from expression of type 'const X')

2011-12-27  Paolo Carlini  <paolo.carlini@oracle.com>

	PR c++/51547
	* g++.dg/cpp0x/pr51547.C: New.

From-SVN: r182709

	* ChangeLog: Fix entry.

From-SVN: r182708

	* gcc.dg/torture/pr50396.c: Use dg-add-options ieee.

From-SVN: r182706

        PR tree-optimization/51684
        * tree-vect-slp.c (vect_schedule_slp_instance): Get gsi of
        original statement in case of a pattern.
        (vect_schedule_slp): Likewise.

From-SVN: r182705

	PR testsuite/50722
	* gcc.dg/pr49994-3.c: Skip on ia64-*-*-*, hppa*-*-* and *-*-hpux*.

From-SVN: r182704

From-SVN: r182703

From-SVN: r182702

go-gcc.cc (Gcc_backend::set_placeholder_struct_type): Use build_distinct_type_copy rather than build_variant_type_copy.

	* go-gcc.cc (Gcc_backend::set_placeholder_struct_type): Use
	build_distinct_type_copy rather than build_variant_type_copy.
	(Gcc_backend::set_placeholder_array_type): Likewise.
	(Gcc_backend::named_type): Add special handling for builtin
	basic types.

From-SVN: r182698

From-SVN: r182697

From-SVN: r182696

re PR c++/51547 (auto, type deduction, reference collapsing and const: invalid initialization of reference of type 'const X&&' from expression of type 'const X')

2011-12-27  Paolo Carlini  <paolo.carlini@oracle.com>

	PR c++/51547
	* g++.dg/cpp0x/pr51547.C: New.

From-SVN: r182695

	PR rtl-optimization/51667
	* ree.c (insn_merge_code): Delete.
	(is_insn_merge_attempted): Likewise.
	(get_insn_status): Likewise.
	(set_insn_status): Likewise.
	(struct ext_cand): Add CODE and MODE fields.
	(combine_set_extend): Rename to...
	(combine_set_extension): ...this.  Use above fields and tidy up.
	(transform_ifelse): Likewise.
	(get_defs): Return the chain of definitions.
	(is_this_a_cmove): Merge into...
	(is_cond_copy_insn): ...this.  Return bool.
	(make_defs_and_copies_lists): Adjust calls to get_defs and simplify.
	(merge_def_and_ext): Adjust call to combine_set_extend.
	(combine_reaching_defs): Remove calls to {g|s}et_insn_status.
	(struct extend_info): Rename to...
	(struct re_info): ...this.  Add DEF_MAP field.
	(add_ext_candidate): Merge into...
	(add_removable_extension): ...this.  Adjust calls to get_defs.  Ensure
	reaching definitions are associated with only one kind of extension.
	(find_removable_extensions): Create and destroy the definition map.
	(find_and_remove_re): Return void.  Change 'long' variables to 'int'.
	Do not deal with is_insn_merge_attempted.

From-SVN: r182694