* config/i386/predicates.md (call_register_no_elim_operand):
	New predicate.  Reject stack register as valid call operand
	for 32bit targets.
	(call_insn_operand): Use call_register_no_elim_operand.

From-SVN: r154178

From-SVN: r154177

2009-11-13  Paolo Carlini  <paolo.carlini@oracle.com>

	* include/bits/forward_list.h (forward_list<>::erase_after):
	Change signature per N2988, return void; simplify.
	(_Fwd_list_base<>::_M_erase_after): Likewise return void.
	(forward_list<>::~forward_list): Do not call _M_erase_after
	unnecessarily, the base class destructor already does it.
	(forward_list<>::splice_after(const_iterator position,
	forward_list&&, const_iterator i): Check position != i and
	position != ++i.
	* include/bits/forward_list.tcc (_Fwd_list_base<>::
	_M_erase_after(typename _Node_base::_Pointer): Simplify.
	(_Fwd_list_base<>::_M_erase_after(typename _Node_base::_Pointer,
	typename _Node_base::_Pointer): Fix (remove the correct range
	of element) and simplify (update __pos->_M_next at the end).
	* testsuite/23_containers/forward_list/modifiers/3.cc: Adjust
	and extend.
	* testsuite/23_containers/forward_list/ext_pointer/
	modifiers/3.cc: Likewise.
	* testsuite/23_containers/forward_list/requirements/dr438/
	assign_neg.cc: Tweak dg-error line numbers.
	* testsuite/23_containers/forward_list/requirements/dr438/
	insert_neg.cc: Likewise.
	* testsuite/23_containers/forward_list/requirements/dr438/
	constructor_1_neg.cc: Likewise.
	* testsuite/23_containers/forward_list/requirements/dr438/
	constructor_2_neg.cc: Likewise.

From-SVN: r154174

From-SVN: r154173

function.c (stack_protect_prologue): Don't bypass expand_expr for stack_protect_guard and guard_decl.

        * function.c (stack_protect_prologue): Don't bypass expand_expr
        for stack_protect_guard and guard_decl.
        (stack_protect_epilogue): Likewise.

From-SVN: r154168

	* ipa.c (function_and_variable_visibility): Clear COMDAT on functions
	when to PUBLIC is set.

From-SVN: r154167

	PR c++/27425
	PR c++/34274
	* pt.c (expand_template_argument_pack): Handle null arg gracefully.
	(convert_template_argument): Use %T for type.

From-SVN: r154164

	PR c++/29363
	* decl.c (create_implicit_typedef): Set TYPE_STUB_DECL here.
	(cxx_init_decl_processing): Not here.
	* name-lookup.c (pushtag): Or here.
	* pt.c (lookup_template_class): Or here.

From-SVN: r154163

	PR middle-end/42029
	* gimplify.c (gimplify_omp_atomic): Set DECL_GIMPLE_REG_P on
	tmp_load if needed.

	* libgomp.c/pr42029.c: New test.

From-SVN: r154161

2009-11-13  Uros Bizjak  <ubizjak@gmail.com>

	PR target/41900
	(*call_pop_1, *call_1, *call_value_pop_1, *call_value_1): Use "lsm"
	as operand 1 constraint.
	* config/i386/predicates.md (call_insn_operand): Depend on
	index_register_operand to avoid %esp register.

2009-11-13  Uros Bizjak  <ubizjak@gmail.com>

	Revert:
	2009-11-03  Uros Bizjak  <ubizjak@gmail.com>

	PR target/41900
	* config/i386/i386.h (ix86_arch_indices) <X86_ARCH_CALL_ESP>: New.
	(TARGET_CALL_ESP): New define.
	* config/i386/i386.c (initial_ix86_tune_features): Initialize
	X86_ARCH_CALL_ESP.
	* config/i386/i386.md (*call_pop_1_esp, *call_1_esp,
	*call_value_pop_1_esp, *call_value_1_esp): Rename from *call_pop_1,
	*call_1, *call_value_pop_1 and *call_value_1.  Depend on
	TARGET_CALL_ESP.
	(*call_pop_1, *call_1, *call_value_pop_1, *call_value_1):
	New patterns, use "lsm" as operand 1 constraint.
	* config/i386/predicates.md (call_insn_operand): Depend on
	index_register_operand for !TARGET_CALL_ESP to avoid %esp register.

From-SVN: r154160

From-SVN: r154159

	PR debug/26965
	* dwarf2out.c (gen_variable_die): Don't worry about DECL_COMDAT.
	Don't emit a second declaration at any scope.

From-SVN: r154157

From-SVN: r154154

2009-11-13  Paolo Carlini  <paolo.carlini@oracle.com>

	* include/std/algorithm: Include <utility>, per UK-300.
	* include/bits/stl_algobase.h: Don't do it here.

From-SVN: r154152

	PR c++/35075
	* pt.c (convert_nontype_argument): Give helpful error about
	reference variable argument to reference template parameter.

From-SVN: r154151

	PR c++/21008, DR 515
	* semantics.c (finish_non_static_data_member): Don't check
	derivation in a template.

From-SVN: r154150

	PR c++/11987
	* parser.c (cp_parser_direct_declarator): Give helpful error about
	trying to define member of a dependent typedef.
	* pt.c (resolve_typename_type): Don't resolve a typedef typename.
	* tree.c (typedef_variant_p): New.
	* cp-tree.h: Declare it.

From-SVN: r154149

        PR rtl-optimization/41697
        * sel-sched-ir.c (fallthru_bb_of_jump): Bail out when a block with
        a conditional jump has a single successor.

From-SVN: r154148

2009-11-13  Andrey Belevantsev  <abel@ispras.ru>

        * sched-deps.c (init_deps): New parameter lazy_reg_last.  Don't
        allocate reg_last when in case lazy_reg_last is true.
        (init_deps_reg_last): New.
        (free_deps): When max_reg is 0, this context is already freed.
        * sched-int.h (init_deps_reg_last): Export.
        (init_deps): Update prototype.
        * sched-ebb.c (schedule_ebb): Update the call to init_deps.
        * sched-rgn.c (sched_rgn_compute_dependencies): Likewise.
        * ddg.c (build_intra_loop_deps): Likewise.
        * sel-sched-ir.c (copy_deps_context, create_deps_context,
        reset_deps_context, deps_init_id): Likewise.
        (init_first_time_insn_data): Lazy allocate INSN_DEPS_CONTEXT.
        (free_data_for_scheduled_insn): New, break down from ...
        (free_first_time_insn_data): ... here.
        (has_dependence_p): Allocate reg_last now, when it is needed.
        (extend_insn_data): When maximal LUID is big enough, allocate
        per-insn data in smaller chunks.
        * sel-sched-ir.h (free_data_for_scheduled_insn): Export.
        * sel-sched.c (update_seqnos_and_stage): Free INSN_DEPS_CONTEXT
        in scheduled insn.

From-SVN: r154147

re PR testsuite/42001 (LTO tests fail with non multilib targets (but still not --disable-multilib ))

	PR testsuite/42001
	* g++.dg/lto/lto.exp: Pass no-mathlib to lto_init.  Call
	lto_finish at the end.
	* gfortran.dg/lto/lto.exp: Ditto.

From-SVN: r154145

	* config/i386/i386.md (call_value): Fix comment.
	(sibcall_value): Ditto.

From-SVN: r154143

From-SVN: r154142

	* config/i386/linux-unwind.h (x86_frob_update_context): New function.
	(MD_FROB_UPDATE_CONTEXT): Define.

From-SVN: r154141

2009-11-12  Paolo Carlini  <paolo.carlini@oracle.com>

	* include/std/type_traits (declval): Add, per DR 1255.
	(__is_convertible_helper, common_type): Use it.
	* include/bits/move.h: Mention std::declval.
	* testsuite/20_util/declval/requirements/1.cc: New.
	* testsuite/20_util/declval/requirements/1_neg.cc: Likewise.
	* testsuite/20_util/common_type/requirements/typedefs-2.cc: Likewise.
	* testsuite/20_util/common_type/requirements/
	explicit_instantiation.cc: Extend.
	* testsuite/20_util/make_signed/requirements/typedefs_neg.cc: Adjust
	dg-error line numbers.
	* testsuite/20_util/make_unsigned/requirements/typedefs_neg.cc:
	Likewise.

From-SVN: r154140

	PR c++/27078
	* parser.c (cp_parser_primary_expression): Don't give a duplicate
	ambiguity error.

From-SVN: r154139

From-SVN: r154138

	PR c++/39560
	* decl2.c (build_anon_union_vars): Set DECL_ARTIFICIAL.

From-SVN: r154133

	* config/sparc/linux-unwind.h (sparc64_fallback_frame_state): Tidy.
	Do not schedule an %sp restore.  Compensate for RETURN_ADDR_OFFSET.
	(sparc_fallback_frame_state): Tidy.  Compensate for RETURN_ADDR_OFFSET.
ada/
	* init.c (GNU/Linux Section): Enable for all architectures.

From-SVN: r154132

re PR c++/37037 (ICE on template class member function definition after explicit template class instantation)

	PR c++/37037
	* decl.c (grokdeclarator): Don't generate a void PARM_DECL.

From-SVN: r154131

re PR c++/42013 (cv-qualification of conditional expression type depending on the value of its first expression?!?)

	PR c++/42013
	* call.c (build_conditional_expr): Check specifically for folding
	to CALL_EXPR rather than TREE_SIDE_EFFECTS.

From-SVN: r154129

ipa.c (function_and_variable_visibility): Fix my accidentail commit and clear DECL_COMMON on localized declarations.


	* ipa.c (function_and_variable_visibility): Fix my accidentail commit and
	clear DECL_COMMON on localized declarations.

From-SVN: r154128

From-SVN: r154127

2009-11-12  Paolo Carlini  <paolo.carlini@oracle.com>

	* include/bits/stl_algobase.h: Include the full <utility>, per
	UK-300.
	* include/bits/stl_algo.h: Tweak includes.

From-SVN: r154126

	* typeck.c (cv_qualified_p): New fn.
	(decay_conversion): Use it.
	* cp-tree.h: Declare it.
	* tree.c (rvalue): Use it and cv_unqualified.
	* init.c (build_aggr_init): Likewise.

From-SVN: r154125

re PR c++/42013 (cv-qualification of conditional expression type depending on the value of its first expression?!?)

	PR c++/42013
	* call.c (build_conditional_expr): Don't fold a TREE_SIDE_EFFECTS
	COND_EXPR in unevaluated context.

From-SVN: r154124

	PR rtl-opt/38582
	* regrename.c (struct du_head): New structure; some elements moved
	from...
	(struct du_chain): ... this one.
	(open_chains, closed_chains): Now of type struct du_head *.
	(do_replace): Accept du_head argument, not du_chain.  All callers
	changed.  Modified code to match new data structures.
	(build_def_use): Return a list of du_head structures.  Modified code
	to match new data structures.
	(dump_def_use_chain): Accept du_head argument, not du_chain.  All
	callers changed.  Modified code to match new data structures.
	(merge_overlapping_regs): Accept du_head argument, not du_chain.  All
	callers changed.  Modified code to match new data structures.
	(scan_rtx_reg): Change type of this_regno and this_nregs to unsigned.
	Allocate a du_head structure as well as a du_chain when creating a
	new chain.  Modified other code to match new data structures.

From-SVN: r154123

	* cgraph.h (varpool_node_name): Declare.
	* cgraphunit.c (process_function_and_variable_attributes): Set force_output
	flag on used variables.
	* ipa.c (function_and_variable_visibility): Dump externally visible and needed
	variables.
	* varpool.c (varpool_node_name): Export.
	(decide_is_variable_needed): Check COMDAT for externally visible vars;
	ignore needed flag.

From-SVN: r154121

2009-11-12  Rafael Avila de Espindola  <espindola@google.com>

	* lto-plugin.c (write_resolution): Assume resolution_file is set.
	Print the symbol name.
	(all_symbols_read_handler): Create a resolution file.
	Pass it to gcc.
	(cleanup_handler): Remove the resolution file.
	(process_option): Drop the -resolution option.

2009-11-12  Rafael Avila de Espindola  <espindola@google.com>

	* lang.opt (fresolution): Renamed from resolution.
	* lto-lang.c (lto_handle_option): Handle new option name.
	* lto.c (lto_resolution_read): Add more checks. Discard rest of line.

From-SVN: r154118

2009-11-12  Tobias Burnus  <burnus@net-b.de>

        * intrinsic.texi (XOR): Refer also to .NEQV.
        (ISO_FORTRAN_ENV): State which parameters are F2008.

From-SVN: r154117

	PR middle-end/41930
	* simplify-rtx.c (simplify_replace_fn_rtx) <case 'e'>: Skip
	processing if XEXP (x, i) is NULL.

From-SVN: r154116