gcc/
	PR other/50659
	* doc/cppopts.texi: Use @smallexample/@end smallexample in
	documentation for -fdebug-cpp instead of @quotation/@end quotation
	that is not supported by contrib/texi2pod.pl.

From-SVN: r180250

	* ipa-inline.c (inline_small_functions): Always update all calles after
	inlining.

From-SVN: r180249

	* lto.c (node_cmp, varpool_node_cmp): New functions.
	(lto_balanced_map): Honnor -fno-toplevel-reorder of vars&functions.
	(cmp_partitions): Rename to ...
	(cmp_partitions_size): ... this one.
	(cmp_partitions_order): New function.
	(lto_wpa_write_files): Sort partitions by order when
	-fno-toplevel-reorder is used.

From-SVN: r180248

	PR bootstrap/50709
	* ipa-inline.c (inline_small_functions): Fix checking code to not make
	effect on fibheap stability.

From-SVN: r180247

	* gcc-interface/Make-lang.in (GNATLIBFLAGS, GNATLIBCFLAGS, THREAD_KIND,
	TRACE): Reintroduce.
	(ada/tracebak.o, ada/targext.o, ada/cio.o, ada/init.o,
	ada/initialize.o, ada/raise.o): Reintroduce explicit compilation rules.

From-SVN: r180246

	* lib/lto.exp (lto_init): Test slib lto and no-liker-plugin path.
	* lto/gcc-dg.exp (check_effective_target_lto): Likewise.
	* lto/c-torture.exp: Likewise.
	* execute/bultins/strstr-asm.c: Force fat LTO.
	* gcc.c-torture/compile/sync-1.c: Likewise.
	* gcc.c-torture/compile/sync-1.c: Likewise.
	* gcc.c-torture/compile/sync-3.c: Likewise.
	* gcc.dg/noncompile/invalid_asm.c: Likewise.
	* gcc.dg/noncompile/920507-1.c: Likewise.
	* gcc.dg/torture/pr36400.c: Likewise.
	* g++.dg/torture/pr34850.C: Likewise.

From-SVN: r180245

	gcc/
	* config/m68k/t-linux (M68K_MLIB_CPU): Add ColdFire CPUs.

From-SVN: r180244

	* gcc-interface/trans.c (lhs_or_actual_p): New predicate.
	(unchecked_conversion_nop): Use it.
	(gnat_to_gnu): Likewise.

From-SVN: r180243

back_end.adb (Call_Back_End): Pass the maximum logical line number instead of the maximum physical line...

	* back_end.adb (Call_Back_End): Pass the maximum logical line number
	instead of the maximum physical line number to gigi.
	* gcc-interface/trans.c (Sloc_to_locus): Cope with line zero.

From-SVN: r180242

2011-10-20  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>

       PR target/50106
       * config/arm/arm.c (thumb_unexpanded_epilogue): Handle return
	reg size from 1-3.

From-SVN: r180240

libcpp/

	* lex.c (_cpp_remaining_tokens_num_in_context): Fix computation of
	number of tokens.

From-SVN: r180239

tree-ssa-loop-im.c (stmt_cost): Add WIDEN_*, FMA_EXPR and rotates to the set of expensive operations.

2011-10-20  Richard Guenther  <rguenther@suse.de>

	* tree-ssa-loop-im.c (stmt_cost): Add WIDEN_*, FMA_EXPR
	and rotates to the set of expensive operations.

From-SVN: r180237

From-SVN: r180236

gcc/

	* config/sparc/sparc.c (sparc_expand_move): Use
	can_create_pseudo_p.
	(sparc_emit_set_const32): Likewise.
	(sparc_emit_set_const64_longway): Likewise.
	(sparc_emit_set_const64): Likewise.
	(sparc_legitimize_pic_address): Likewise.
	(memory_ok_for_ldd): Likewise.

From-SVN: r180235

profile.c (compute_branch_probabilities): Compute and dump the overlap between the static estimation and the...

2011-10-20  Dehao Chen  <dehao@google.com>

	* profile.c (compute_branch_probabilities): Compute and dump the
	overlap between the static estimation and the instrumentation profile.
	(OVERLAP_BASE): New macro.
	(compute_frequency_overlap): New function

From-SVN: r180233

From-SVN: r180232

/cp
2011-10-19  Paolo Carlini  <paolo.carlini@oracle.com>

	PR c++/13657
	* class.c (instantiate_type): Fix error message.

/testsuite
2011-10-19  Paolo Carlini  <paolo.carlini@oracle.com>

	PR c++/13657
	* g++.dg/parse/error42.C: New.
	* g++.old-deja/g++.other/ptrmem7.C: Tweak dg-errors.

From-SVN: r180228

	PR c++/50793
	* tree.c (bot_manip): Propagate AGGR_INIT_ZERO_FIRST.

From-SVN: r180227

i386.c (expand_vec_perm_vpshufb2_vpermq_even_odd): Use d->op1 instead of d->op0 for the second vpshufb.

	* config/i386/i386.c (expand_vec_perm_vpshufb2_vpermq_even_odd): Use
	d->op1 instead of d->op0 for the second vpshufb.
	(expand_vec_perm_even_odd_1): For V8SImode fix vpshufd immediates.
	(ix86_expand_vec_perm_const): If mask indicates two operands are
	needed, but both are the same and expanding them as d.op0 == d.op1
	failed, retry with d.op0 != d.op1.
	(ix86_expand_vec_perm_builtin): Likewise.  Handle sorry printing
	also for d.nelt == 32.

	* gcc.dg/torture/vshuf-32.inc: Add interleave permutations.
	* gcc.dg/torture/vshuf-16.inc: Likewise.
	* gcc.dg/torture/vshuf-8.inc: Likewise.
	* gcc.dg/torture/vshuf-4.inc: Likewise.

From-SVN: r180212

2011-10-19  Ed Smith-Rowland  <3dw4rd@verizon.net>

	* include/tr2/bool_set (bool_set): New.
	* include/tr2/bool_set.tcc: New.
	* include/tr2/dynamic_bitset (dynamic_bitset): New.
	* include/tr2/ratio (kibi, mebi, gibi, tebi, pebi, exbi): New.
	* include/Makefile.am: Add files.
	* include/Makefile.in: Regenerate.

2011-10-19  Benjamin Kosnik  <bkoz@redhat.com>

	* doc/doxygen/user.cfg.in: Add tr2 files.
	* testsuite/tr2/headers/all.cc: New.
	* testsuite/tr2/headers/using_namespace_std_tr2.cc: New.

	* include/tr2/type_traits: Tweak.

From-SVN: r180211

2011-10-19  Janus Weil  <janus@gcc.gnu.org>

	PR fortran/47023
	* check.c (gfc_check_sizeof): Reject procedures as argument of SIZEOF.
	* intrinsinc.texi (SIZEOF): Document it.
	(STORAGE_SIZE): Fix special characters. Fix line breaks.

2011-10-19  Janus Weil  <janus@gcc.gnu.org>

	PR fortran/47023
	* gfortran.dg/sizeof_proc.f90: New.

From-SVN: r180210

struct-layout-1_generate.c: Also pass -mno-mmx -Wno-abi for i?86-*-mingw32* x86_64-*-mingw32* i?86-*-cygwin*.

	* g++.dg/compat/struct-layout-1_generate.c: Also pass -mno-mmx
	-Wno-abi for i?86-*-mingw32* x86_64-*-mingw32* i?86-*-cygwin*.

From-SVN: r180208

	PR testsuite/50796
	* gcc.dg/plugin/plugindir?.c Update dg_prune_output.

From-SVN: r180207

	PR c++/50787
	* g++.dg/init/ref20.C: New.

From-SVN: r180206

	PR middle-end/50754
	* cfgexpand.c (expand_debug_expr): Handle WIDEN_LSHIFT_EXPR, ignore
	VEC_PERM_EXPR.

From-SVN: r180201

        PR middle-end/50795
        * gcc.dg/tree-ssa/builtin-expect-1.c: Adjust test.
        * gcc.dg/tree-ssa/builtin-expect-2.c: Adjust test.
        * gcc.dg/tree-ssa/builtin-expect-3.c: Adjust test.
        * gcc.dg/tree-ssa/builtin-expect-4.c: Adjust test.
        * gcc.dg/tree-ssa/builtin-expect-5.c: Adjust test.

From-SVN: r180200

	* regrename.h: New file.
	* regrename.c: Include it.  Also include "emit-rtl.h".
	(struct du_head, struct du_chain, du_head_p DEF_VEC and
	DEF_VEC_ALLOC_P): Move to regrename.h.
	(do_replace): Remove declaration.
	(insn_rr): New variable.
	(cur_operand): New static variable.
	(regrename_chain_from_id): Renamed from chain_from_id and no longer
	static.  All callers changed.
	(record_operand_use): New static function.
	(scan_rtx_reg): Use it.
	(find_best_rename_reg): New function, broken out of rename_chains.
	(rename_chains): Use it.  Don't update chain regno and nregs here, ...
	(regrename_do_replace): ... do it here instead.  Renamed from
	do_replace, and no longer static.  All callers changed.
	(regrename_analyze): No longer static.  New arg bb_mask.
	All callers changed.  If bb_mask is nonzero, use it to limit the
	number of basic blocks we analyze.  If we failed to analyze a block,
	clear insn operand data.
	(record_out_operands): New arg insn_info.  Update cur_operand if it is
	nonnull.
	(build_def_use): If insn_rr is nonnull, pass an insn_info to
	record_out_operands, and update cur_operand here as well.
	(regrename_init, regrename_finish): New functions.
	(regrename_optimize): Use them.
	* Makefile.in (regrename.o): Adjust dependencies.

From-SVN: r180198

re PR tree-optimization/50769 (ICE: in phi_alternatives_equal, at tree-cfgcleanup.c:355 with -O2 -fno-delete-null-pointer-checks -fno-guess-branch-probability -fipa-pta)

2011-10-19  Tom de Vries  <tom@codesourcery.com>

	PR tree-optimization/50769
	* tree-ssa-tail-merge.c (replace_block_by): Calculate phi_vuse2
	unconditionally.  Handle case that phi_vuse2 is not an SSA_NAME.  Add
	dummy argument .MEM to phi when increasing number of arguments of phi by
	redirecting edges to the block with phi.

From-SVN: r180197

	PR bootstrap/50777
	* configure.ac: Save and restore CXXFLAGS around
	gcc_AC_CHECK_DECLS uses.
	Check for madvise() declaration with g++ if --enable-build-with-cxx.
	* configure: Regenerate.
	* config.in: Regenerate.
	* ggc-page.c (USING_MADVISE): Also check HAVE_DECL_MADVISE.

From-SVN: r180195

PR debug/49310
* var-tracking.c (loc_exp_dep, onepart_aux): New structs.
(variable_part): Replace offset with union.
(enum onepart_enum, onepart_enum_t): New.
(variable_def): Drop cur_loc_changed, add onepart.
(value_chain_def, const_value_chain): Remove.
(VAR_PART_OFFSET, VAR_LOC_1PAUX): New macros, with checking.
(VAR_LOC_DEP_LST, VAR_LOC_DEP_LSTP): New macros.
(VAR_LOC_FROM, VAR_LOC_DEPTH, VAR_LOC_DEP_VEC): Likewise.
(value_chain_pool, value_chains): Remove.
(dropped_values): New.
(struct parm_reg): Only if HAVE_window_save.
(vt_stack_adjustments): Don't record register arguments.
(dv_as_rtx): New.
(dv_onepart_p): Return a onepart_enum_t.
(onepart_pool): New.
(dv_pool): Remove.
(dv_from_rtx): New.
(variable_htab_free): Release onepart aux data.  Reset flags.
(value_chain_htab_hash, value_chain_htab_eq): Remove.
(unshare_variable): Use onepart field.  Propagate onepart aux
data or offset.  Drop cur_loc_changed.
(val_store): Cope with NULL insn.  Rephrase dump output.  Check
for unsuitable locs.  Add FIXME on using cselib locs.
(val_reset): Remove FIXME of unfounded concerns.
(val_resolve): Check for unsuitable locs.  Add FIXME on using
cselib locs.
(variable_union): Use onepart field, adjust access to offset.
(NO_LOC_P): New.
(VALUE_CHANGED, DECL_CHANGED): Update doc.
(set_dv_changed): Clear NO_LOC_P when changed.
(find_loc_in_1pdv): Use onepart field.
(intersect_loc_chains): Likewise.
(unsuitable_loc): New.
(loc_cmp): Keep ENTRY_VALUEs at the end of the loc list.
(add_value_chain, add_value_chains): Remove.
(add_cselib_value_chains, remove_value_chain): Likewise.
(remove_value_chains, remove_cselib_value_chains): Likewise.
(canonicalize_loc_order_check): Use onepart.  Drop cur_loc_changed.
(canonicalize_values_star, canonicalize_vars_star): Use onepart.
(variable_merge_over_cur): Likewise.  Adjust access to offset.
Drop cur_loc_changed.
(variable_merge_over_src): Use onepart field.
(remove_duplicate_values): Likewise.
(variable_post_merge_new_vals): Likewise.
(find_mem_expr_in_1pdv): Likewise.
(dataflow_set_preserve_mem_locs): Likewise.  Drop cur_loc_changed
and value chains.
(dataflow_set_remove_mem_locs): Likewise.  Use VAR_LOC_FROM.
(variable_different_p): Use onepart field.  Move onepart test out
of the loop.
(argument_reg_set): Drop.
(add_uses, add_stores): Preserve but do not record in dynamic
tables equivalences for ENTRY_VALUEs and CFA_based addresses.
Avoid unsuitable address expressions.
(EXPR_DEPTH): Unlimit.
(EXPR_USE_DEPTH): Repurpose PARAM_MAX_VARTRACK_EXPR_DEPTH.
(prepare_call_arguments): Use DECL_RTL_IF_SET.
(dump_var): Adjust access to offset.
(variable_from_dropped, recover_dropped_1paux): New.
(variable_was_changed): Drop cur_loc_changed.  Use onepart.
Preserve onepart aux in empty_var.  Recover empty_var and onepart
aux from dropped_values.
(find_variable_location_part): Special-case onepart.  Adjust
access to offset.
(set_slot_part): Use onepart.  Drop cur_loc_changed.  Adjust
access to offset.  Initialize onepaux.  Drop value chains.
(delete_slot_part): Drop value chains.  Use VAR_LOC_FROM.
(VEC (variable, heap), VEC (rtx, stack)): Define.
(expand_loc_callback_data): Drop dummy, cur_loc_changed,
ignore_cur_loc.  Add expanding, pending, depth.
(loc_exp_dep_alloc, loc_exp_dep_clear): New.
(loc_exp_dep_insert, loc_exp_dep_set): New.
(notify_dependents_of_resolved_value): New.
(update_depth, vt_expand_var_loc_chain): New.
(vt_expand_loc_callback): Revamped.
(resolve_expansions_pending_recursion): New.
(INIT_ELCD, FINI_ELCD): New.
(vt_expand_loc): Use the new macros above.  Drop ignore_cur_loc
parameter, adjust all callers.
(vt_expand_loc_dummy): Drop.
(vt_expand_1pvar): New.
(emit_note_insn_var_location): Operate on non-debug decls only.
Revamp multi-part cur_loc recomputation and one-part expansion.
Drop cur_loc_changed.  Adjust access to offset.
(VEC (variable, heap)): Drop.
(changed_variables_stack, changed_values_stack): Drop.
(check_changed_vars_0, check_changed_vars_1): Remove.
(check_changed_vars_2, check_changed_vars_3): Remove.
(values_to_stack, remove_value_from_changed_variables): New.
(notify_dependents_of_changed_value, process_changed_values): New.
(emit_notes_for_changes): Revamp onepart updates.
(emit_notes_for_differences_1): Use onepart.  Drop cur_loc_changed
and value chains.  Propagate onepaux.  Recover empty_var and onepaux
from dropped_values.
(emit_notes_for_differences_2): Drop value chains.
(emit_notes_in_bb): Adjust.
(vt_emit_notes): Drop value chains, changed_variables_stack.
Initialize and release dropped_values.
(create_entry_value): Revamp.
(vt_add_function_parameter): Use new interface.
(note_register_arguments): Remove.
(vt_initialize): Drop value chains and register arguments.
(vt_finalize): Drop value chains.  Release windowed_parm_regs only
if HAVE_window_save.
* rtl.h: Document various pass-local uses of RTL flags.
* tree.h (DECL_RTL_KNOWN_SET): New.
* doc/invoke.texi (param max-vartrack-expr-depth): Update
description and default.

From-SVN: r180194

re PR target/50447 ([avr] Better support of AND, OR, XOR and PLUS with constant integers for 16- and 32-bit values)

	PR target/50447
	* config/avr/avr.md (cc): New alternative out_plus_noclobber.
	(adjust_len): Ditto.
	(addhi3): Don't pipe through short; use gen_int_mode instead.
	Prior to reload, expand to gen_addhi3_clobber.
	(*addhi3): Use avr_out_plus_noclobber if applicable, use
	out_plus_noclobber in cc and adjust_len attribute.
	(addhi3_clobber): 2 new RTL peepholes.
	(addhi3_clobber): New insn.
	* config/avr/avr-protos.h: (avr_out_plus_noclobber): New prototype.
	* config/avr/avr.c (avr_out_plus_noclobber): New function.
	(notice_update_cc): Handle CC_OUT_PLUS_NOCLOBBER.
	(avr_out_plus_1): Tweak if only MSB is +/-1 and other bytes are 0.
	Set cc0 to set_zn for adiw on 16-bit values.
	(adjust_insn_length): Handle ADJUST_LEN_OUT_PLUS_NOCLOBBER.
	(expand_epilogue): No need to add 0 to frame_pointer_rtx.

From-SVN: r180193

re PR tree-optimization/50780 (ICE: verify_gimple failed: invalid operands in ternary operation with -ftree-vectorize -fnon-call-exceptions)

2011-10-19  Richard Guenther  <rguenther@suse.de>

	PR middle-end/50780
	* tree-ssa-forwprop.c (forward_propagate_into_cond): Verify
	the condition is properly gimple before using it.
	* tree-eh (stmt_could_throw_1_p): Properly extract the
	operation type from comparisons.

From-SVN: r180192

2011-10-19  Roland Stigge  <stigge@antcom.de>  

	PR translation/48638
	* plugin.c (add_new_plugin): Fix typo in fatal_error message.

2011-10-19  Roland Stigge  <stigge@antcom.de>  

	PR translation/49517
	* config/rx/rx.c (rx_print_operand): Fix typo in warning message.

/cp
2011-10-19  Roland Stigge  <stigge@antcom.de>

	PR translation/49704    
	* semantics.c (potential_constant_expression_1): Use "AST" instead of
	"ast" in sorry message.

From-SVN: r180188

2011-10-19  Richard Guenther  <rguenther@suse.de>

	PR middle-end/50768
	* gimple-fold.c (gimplify_and_update_call_from_tree): Rewrite.

	* gcc.dg/torture/pr50768.c: New testcase.

From-SVN: r180187

2011-10-19  Andrey Belevantsev  <abel@ispras.ru>

	PR rtl-optimization/50340
	* sel-sched-ir.c (update_target_availability): LHS register
	availability is not known if the unavailable LHS of the other
	expression is a different register.

	* gcc.dg/pr50340.c: New.

From-SVN: r180186

2011-10-19  Paolo Carlini  <paolo.carlini@oracle.com>

	PR c++/38761
	PR c++/40872
	* decl.c (duplicate_decls, make_typename_type, grokdeclarator): Use
	G_() in error message strings to facilitate translation.
	* semantics.c (finish_id_expression): Likewise.
	* parser.c (cp_parser_nested_name_specifier_opt,
	cp_parser_parameter_declaration): Likewise.

From-SVN: r180185

re PR target/50310 (ICE: in gen_vcondv2div2df, at config/i386/sse.md:1435 with -O -ftree-vectorize and __builtin_isunordered())

	PR target/50310
	* config/spu/spu.c (spu_emit_vector_compare): Support unordered
	floating-point comparisons.

From-SVN: r180184

From-SVN: r180182

	* cgraphunit.c (handle_alias_pairs): Also handle wekref with destination
	declared.
	(output_weakrefs): New function.
	* varpool.c (varpool_create_variable_alias): Handle external aliases.

From-SVN: r180181

	* dwarf2out.c (loc_descriptor): For SUBREG pass SUBREG_REG's mode as
	second argument instead of mode.

From-SVN: r180178