thread.cc (execute_native_thread_routine): Do not swallow __forced_unwind exceptions.

* src/c++11/thread.cc (execute_native_thread_routine): Do not swallow
__forced_unwind exceptions.
* testsuite/30_threads/thread/native_handle/cancel.cc: New.

From-SVN: r194539

re PR middle-end/55709 (Infinite loop in pointer_set_insert compiling cp/pt.c)

PR middle-end/55709
Forward port from 4.7 branch:
2012-04-10  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>

PR middle-end/52894
* varasm.c (process_pending_assemble_externals): Set
pending_assemble_externals_processed true.
(assemble_external): Call assemble_external_real if the pending
assemble externals have been processed.

From-SVN: r194538

re PR fortran/55197 (Use statement for omp_lib causes ICE)

2012-12-16  Tobias Burnus  <burnus@net-b.de>

        PR fortran/55197
        * module.c (gfc_use_module): Free rename list only for
        internally generated intrinsic modules.

2012-12-16  Tobias Burnus  <burnus@net-b.de>

        PR fortran/55197
        * gfortran.dg/gomp/use_intrinsic_1.f90: New.

From-SVN: r194537

trans-intrinsic.c (conv_intrinsic_move_alloc): Set dynamic type of the FROM variable to the declared type.

2012-12-16  Tobias Burnus  <burnus@net-b.de>

        * trans-intrinsic.c (conv_intrinsic_move_alloc): Set dynamic
        type of the FROM variable to the declared type.

2012-12-16  Tobias Burnus  <burnus@net-b.de>

        * gfortran.dg/move_alloc_14.f90: New.

From-SVN: r194536

Adjust

From-SVN: r194533

re PR target/55673 (Reversed before/after handling in sparc_emit_membar_for_model)

PR target/55673
* config/sparc/sparc.c (sparc_emit_membar_for_model): Fix reversed
handling of before and after cases.
* config/sparc/sync.md (atomic_store): Fix pasto.

Co-Authored-By: Tomash Brechko <tomash.brechko@gmail.com>
From-SVN: r194531

re PR rtl-optimization/55630 (FAIL: g++.dg/pr48660.C -std=c++98 (internal compiler error))

PR rtl-optimization/55630
* expr.c (expand_assignment): Do not call copy_blkmode_to_reg to move
BLKmode return values to the return register.

From-SVN: r194530

configure.ac (ENABLE_GOLD): Consider *-*-gnu* targets ELF.

* configure.ac (ENABLE_GOLD): Consider *-*-gnu* targets ELF.
* configure: Regenerate.

From-SVN: r194529

Daily bump.

From-SVN: r194528

re PR fortran/55638 (Wrongly accepts INTENT + VALUE - and wrongly requires it for PURE)

2012-12-16  Tobias Burnus  <burnus@net-b.de>

        PR fortran/55638
        * resolve.c (resolve_formal_arglist): Allow VALUE without
        INTENT for ELEMENTAL procedures.

2012-12-16  Tobias Burnus  <burnus@net-b.de>

        PR fortran/55638
        * gfortran.dg/elemental_args_check_3.f90: Update dg-error.
        * gfortran.dg/elemental_args_check_7.f90: New.

From-SVN: r194525

* lib/scanasm.exp (get_ada_spec_filename): Use procedural form.

From-SVN: r194524

re PR ada/52735 (ICE in gnat_to_gnu_entity at gcc-interface/decl.c:4156)

PR ada/52735
* gnat.dg/nested_generic1.adb: New test.
* gnat.dg/nested_generic1_pkg.ad[sb]: New helper.

From-SVN: r194523

re PR ada/53766 (ICE in build_binary_op on Max_Size_In_Storage_Elements with -gnatp)

PR ada/53766
* gnat.dg/controlled7.ad[sb]: New test.

From-SVN: r194521

re PR ada/53996 (format string issue in gcc-interface/utils.c)

PR ada/53996
* gcc-interface/utils.c (gnat_type_for_size): Use %u in lieu of %d.

Co-Authored-By: Martin Ettl <ettl.martin@gmx.de>
From-SVN: r194520

re PR libmudflap/53952 (FAIL: libmudflap.c++/pass55-frag.cxx ( -O[123]) execution test)

PR libmudflap/53952
* expr.c (mem_ref_refers_to_non_mem_p): Factor out
implementation into...
(addr_expr_of_non_mem_decl_p_1): ... this new function.
(addr_expr_of_non_mem_decl_p): New.
* tree.h (addr_expr_of_non_mem_decl_p): Declare.
* tree-mudflap.c (mf_xform_derefs_1): Don't change MEM_REFs
and TARGET_MEM_REFs that have an ADDR_EXPR of a non-mem DECL
as base operand.

From-SVN: r194519

* mf-hooks1.c (free): Return on NULL before any logging.

From-SVN: r194518

re PR c++/55685 (ICE: canonical types differ for identical types)

PR c++/55685
* pt.c (tsubst_copy_and_build): Don't use SIZEOF_EXPR_TYPE_P in
templates.

From-SVN: r194517

Daily bump.

From-SVN: r194515

re PR regression/55688 (FAIL: g++.dg/other/pr55650.C)

2012-12-14  Steve Ellcey  <sellcey@mips.com>

PR regression/55688
* g++.dg/other/pr55650.C: Add dg-require-profiling.

From-SVN: r194512

3.cc: Shrink memory usage under simulator.

2012-12-14  Steve Ellcey  <sellcey@mips.com>

* testsuite/21_strings/basic_string/append/wchar_t/3.cc: Shrink
memory usage under simulator.
* testsuite/21_strings/basic_string/cons/wchar_t/6.cc: Ditto.
* testsuite/21_strings/basic_string/inserters_extractors/wchar_t/10.cc:
Ditto.
* testsuite/21_strings/basic_string/inserters_extractors/wchar_t/11.cc:
Ditto.

From-SVN: r194510

re PR c++/42315 (ICE with invalid array initializer)

PR c++/42315
* decl.c (maybe_deduce_size_from_array_init): Don't change the
variable type.

From-SVN: r194509

* optabs.c (expand_atomic_store): Elide redundant model test.

From-SVN: r194504

re PR gcov-profile/55674 (>20%  size increase of lto/pgo binaries since r193747)

2012-12-14  Teresa Johnson  <tejohnson@google.com>

        PR gcov-profile/55674
* lto-cgraph.c (merge_profile_summaries): Set min correctly the
        first time we merge into a histogram entry.

From-SVN: r194502

compiler: Better error message for invalid shift operations.

From-SVN: r194501

re PR tree-optimization/55684 (ICE in remove_redundant_iv_tests, at tree-ssa-loop-ivcanon.c:559)

2012-12-14  Richard Biener  <rguenther@suse.de>

PR tree-optimization/55684
* tree-ssa-loop-ivcanon.c (remove_redundant_iv_tests): Handle
gracefully the case where we cannot compute the number of
iterations at an exit.

* gcc.dg/torture/pr55684.c: New testcase.

From-SVN: r194499

re PR tree-optimization/55687 (ICE in hide_evolution_in_other_loops_than_loop, at tree-chrec.c:716)

2012-12-14  Richard Biener  <rguenther@suse.de>

PR tree-optimization/55687
* tree-chrec.h (no_evolution_in_loop_p): Properly use
tree_contains_chrecs.

* gcc.dg/torture/pr55687.c: New testcase.

From-SVN: r194498

Daily bump.

From-SVN: r194495

compiler: Accept trailing comma after varargs parameter.

Also fix handling of interfaces seen only in a function or
method declaration.

From-SVN: r194492

re PR middle-end/55492 (__atomic_load doesn't match ACQUIRE memory model)

PR middle-end/55492

        * optabs.c (expand_atomic_load): Emit acquire barrier after the load.

From-SVN: r194490

18654.cc: Shrink memory usage under simulator.

2012-12-13  Steve Ellcey  <sellcey@mips.com>

* testsuite/21_strings/basic_string/capacity/char/18654.cc: Shrink
memory usage under simulator.
* testsuite/21_strings/basic_string/capacity/wchar_t/18654.cc: Ditto.
* testsuite/22_locale/collate/transform/char/28277.cc: Ditto.
* testsuite/22_locale/collate/transform/wchar_t/28277.cc: Ditto.

From-SVN: r194488

alpha: Consider barriers when placing nops after sibcalls

        * config/alpha/alpha.c (alpha_pad_function_end): Consider barriers
        when looking for NOTE_INSN_CALL_ARG_LOCATION.

From-SVN: r194484

re PR middle-end/53476 (FAIL: gcc.dg/attr-weakref-1.c)

2012-12-13  Richard Biener  <rguenther@suse.de>

PR middle-end/53476
* varpool.c (varpool_remove_unreferenced_decls): Revert to 4.7
behavior.

From-SVN: r194481

re PR c++/55652 (ICE (segfault) with templates and structs)

PR c++/55652
* typeck2.c (merge_exception_specifiers): Don't call operand_equal_p
if noex is NULL.

* g++.dg/cpp0x/noexcept19.C: New test.

From-SVN: r194479

unspecs.md: Add copyright notice.

2012-12-13  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

* config/arm/unspecs.md: Add copyright notice.

From-SVN: r194478

tree-ssa-threadedge.c (propagate_threaded_block_debug_into): Avoid -Wsign-compare warning.

* tree-ssa-threadedge.c (propagate_threaded_block_debug_into): Avoid
-Wsign-compare warning.

From-SVN: r194476

cbrtq.c (cbrtq): Use Q suffixed floating point constants instead of L suffixed ones.

* math/cbrtq.c (cbrtq): Use Q suffixed floating point constants
instead of L suffixed ones.
* math/fmaq.c (fmaq): Likewise.
* math/rintq.c (TWO112): Likewise.

From-SVN: r194475

fp16.c (__gnu_f2h_internal): Fix inaccuracy when aexp is 25.

* config/arm/fp16.c (__gnu_f2h_internal): Fix inaccuracy when aexp
is 25.

From-SVN: r194474

re PR lto/55660 (ICE instead of some warning during lto build with supplied different options (-funsigned-char vs none))

2012-12-13  Richard Biener  <rguenther@suse.de>

PR lto/55660
* tree-streamer.c (record_common_node): Check that we are not
recursively pre-loading nodes we want to skip.  Handle
char_type_node appearing as part of va_list_type_node.

* gcc.dg/lto/pr55660_0.c: New testcase.
* gcc.dg/lto/pr55660_1.c: Likewise.

From-SVN: r194473

* Makefile.in: Fix bitmap.o dependencies.

From-SVN: r194472

re PR gcov-profile/55650 (Firefox profiledbuild:  libxul.so: cannot map zero-fill pages: Cannot allocate memory)

PR gcov-profile/55650
* coverage.c (coverage_obj_init): Return false if no functions
are being emitted.

* g++.dg/other/pr55650.C: New test.
* g++.dg/other/pr55650.cc: New file.

From-SVN: r194470

bitmap.c (struct bitmap_descriptor): Remove forward declaration.

* bitmap.c (struct bitmap_descriptor): Remove forward declaration.
(struct bitmap_head_def): Remove desc pointer.  Add descriptor_id
field.  Reorder fields for pointer alignment.
* bitmap.c: Include vec.h.
(struct bitmap_descriptor): Rename to bitmap_descriptor_d.
(bitmap_descriptor): New typedef, pointer to bitmap_descriptor_d.
Update all struct bitmap_descriptor references.
(next_bitmap_desc_id): New running index for bitmap desciptors.
(bitmap_descriptors): Vec of all bitmap descriptors by descriptor id.
(hash_descriptor, eq_descriptor): Update for struct bitmap_descriptor
change.
(bitmap_descriptor): Rename function to get_bitmap_descriptor.
Stuff newly allocated bitmap descriptor into bitmap_descriptors.
Set the bitmap descriptor id.
(bitmap_register): Lookup bitmap desciptor and store its ID in
the passed bitmap.
(register_overhead): Likewise.
(bitmap_find_bit): Lookup descriptor by id in bitmap_descriptors.
(print_statistics): Update for struct bitmap_descriptor change.

From-SVN: r194469

tree-ssa-pre.c (get_representative_for): Adjust dumping.

2012-12-13  Richard Biener  <rguenther@suse.de>

* tree-ssa-pre.c (get_representative_for): Adjust dumping.
Mark created SSA names for release.
(eliminate_bb): Insert only when expr is not NULL.

From-SVN: r194468

Daily bump.

From-SVN: r194466

runtime: Delete from a nil map is now a no-op.

From-SVN: r194462

re PR debug/55665 (Missing DW_TAG_lexical_block PC range)

PR debug/55665
* tree-inline.c (remap_decls): Change nonlocalized_list
to pointer to pointer to vector from pointer to vector.
(remap_block): Pass address of BLOCK_NONLOCALIZED_VARS.

* g++.dg/guality/pr55665.C: New test.

From-SVN: r194461

libgo: Update to current master library sources.

From-SVN: r194460

re PR sanitizer/55508 (many test cases fail using -fsanitize=address with internal compiler error: in expand_call_tm)

PR sanitizer/55508
* builtin-attrs.def (ATTR_TMPURE_NOTHROW_LEAF_LIST,
ATTR_TMPURE_NORETURN_NOTHROW_LEAF_LIST): New.
* asan.c (ATTR_TMPURE_NOTHROW_LEAF_LIST,
ATTR_TMPURE_NORETURN_NOTHROW_LEAF_LIST): Define.
* sanitizer.def: Make __asan_report_* and __asan_handle_no_return
builtins tm pure.

From-SVN: r194459

gcc-dg.exp (${tool}_load): Handle non-existing set_target_env_var the same as if it is empty list.

* lib/gcc-dg.exp (${tool}_load): Handle non-existing
set_target_env_var the same as if it is empty list.
(dg-set-target-env-var): Fix up error message.
(set-target-env-var): Record both preexisting env var values
as well as info that env wasn't set.
(restore-target-env-var): Iterate on reversed list, if second
sublist element is 1, setenv the env var to the third sublist
element, otherwise unsetenv it.
(gcc-dg-runtest): Don't initialize set_target_env_var.
(dg-test): Unset set_target_env_var if it was set.

* g++.dg/asan/deep-tail-call-1.C: Whitespace fixes.  Don't rely
on argc being one.
* g++.dg/asan/interception-malloc-test-1.C: Only run on linux.
Whitespace fixes.  Avoid unnecessary * sizeof(char).
* g++.dg/asan/deep-thread-stack-1.C: Add -lasan -lpthread to
dg-options.  Whitespace fixes.
* g++.dg/asan/deep-stack-uaf-1.C: Skip for -flto.  Whitespace fixes.
* g++.dg/asan/interception-test-1.C: Whitespace fixes.
* g++.dg/asan/interception-failure-test-1.C: Whitespace fixes.
Avoid unnecessary * sizeof(char).  Remove // CHECK: comment.
* g++.dg/asan/default-options-1.C: Whitespace fixes.
* g++.dg/asan/symbolize-callback-1.C: Whitespace fixes.  Make
first __asan_symbolize argument unnamed.  Avoid unnecessary
* sizeof(char).
* g++.dg/asan/large-func-test-1.C: Whitespace fixes.  Don't rely
on argc being one.  Allow both _Znwj and _Znwm as operator new.
Ignore everything in the backtrace above operator new.  Fix up
dg-output regexps.
* c-c++-common/asan/null-deref-1.c: Add -fno-omit-frame-pointer
and for x86 -mno-omit-leaf-frame-pointer.  Fix up dg-output regexps.
* c-c++-common/asan/clone-test-1.c: Whitespace fixes.  Return non-zero
on failures.  Avoid pointless PASS dg-output check. Remove bogus
dg-shouldfail.
* c-c++-common/asan/sanity-check-pure-c-1.c: Fix up dg-output regexps.
Avoid unnecessary * sizeof(char).
* c-c++-common/asan/heap-overflow-1.c: Fix up dg-output regexps.
Don't rely on argc being one.
* c-c++-common/asan/sleep-before-dying-1.c: Whitespace fixes.
Avoid unnecessary * sizeof(char).
* c-c++-common/asan/rlimit-mmap-test-1.c: Whitespace fixes.
* c-c++-common/asan/stack-overflow-1.c: Fix up dg-output regexps.
* c-c++-common/asan/global-overflow-1.c: Add -fno-builtin-memset.
Fix up dg-output regexps.
* c-c++-common/asan/strncpy-overflow-1.c: Fix up dg-output regexps.
* c-c++-common/asan/memcmp-1.c: Don't rely on argc being one.
* c-c++-common/asan/use-after-free-1.c: Fix up dg-output regexps.
* c-c++-common/asan/swapcontext-test-1.c: Don't rely on argc being
one.
* c-c++-common/asan/force-inline-opt0-1.c: Remove dg-skip-if.
* c-c++-common/asan/strip-path-prefix-1.c: Whitespace fixes.
Avoid unnecessary * sizeof(char).

2012-12-12  Wei Mi  <wmi@google.com>

* lib/target-supports.exp (check_effective_target_dlopen,
check_effective_target_clone, check_effective_target_setrlimit,
check_effective_target_swapcontext): New procedures.
* lib/gcc-dg.exp (${tool}_load): Handle dg-set-target-env-var.
(dg-set-target-env-var, set-target-env-var,
restore-target-env-var): New procedures.
(gcc-dg-runtest): Set set_target_env_var.
* g++.dg/asan/symbolize-callback-1.C: New test.
* g++.dg/asan/shared-lib-test-1-so.cc: New file.
* g++.dg/asan/deep-tail-call-1.C: New test.
* g++.dg/asan/default-options-1.C: New test.
* g++.dg/asan/interception-test-1.C: New test.
* g++.dg/asan/dlclose-test-1-so.cc: New file.
* g++.dg/asan/deep-thread-stack-1.C: New test.
* g++.dg/asan/interception-malloc-test-1.C: New test.
* g++.dg/asan/deep-stack-uaf-1.C: New test.
* g++.dg/asan/large-func-test-1.C: New test.
* g++.dg/asan/interception-failure-test-1.C: New test.
* c-c++-common/asan/strip-path-prefix-1.c: New test.
* c-c++-common/asan/force-inline-opt0-1.c: New test.
* c-c++-common/asan/swapcontext-test-1.c: New test.
* c-c++-common/asan/null-deref-1.c: New test.
* c-c++-common/asan/global-overflow-1.c: New test.
* c-c++-common/asan/strncpy-overflow-1.c: New test.
* c-c++-common/asan/rlimit-mmap-test-1.c: New test.
* c-c++-common/asan/stack-overflow-1.c: New test.
* c-c++-common/asan/use-after-free-1.c: New test.
* c-c++-common/asan/sanity-check-pure-c-1.c: New test.
* c-c++-common/asan/clone-test-1.c: New test.
* c-c++-common/asan/heap-overflow-1.c: New test.
* c-c++-common/asan/sleep-before-dying-1.c: New test.

From-SVN: r194458

documentation_hacking.xml: Fix validation issue.

2012-12-12  Benjamin Kosnik  <bkoz@redhat.com>

* doc/xml/manual/documentation_hacking.xml: Fix validation issue.

From-SVN: r194455

pr55150-2.c: Add pic support check.

2012-12-12  Steve Ellcey  <sellcey@mips.com>

* gcc.dg/pr55150-2.c: Add pic support check.
* gcc.dg/lto/pr54709_0.c: Ditto.

From-SVN: r194454

mips.c (mips_option_override): Set mips_dbx_regno entries to IGNORED_DWARF_REGNUM by default.

2012-12-12  Steve Ellcey  <sellcey@mips.com>

* config/mips/mips.c (mips_option_override): Set
mips_dbx_regno entries to IGNORED_DWARF_REGNUM by default.

From-SVN: r194453

Restore AM_MAKEFLAGS in libsanitizer

* Makefile.am (AM_MAKEFLAGS): Restored.
* asan/Makefile.am: Likewise.
* interception/Makefile.am: Likewise.
* sanitizer_common/Makefile.am: Likewise.
* tsan/Makefile.am: Likewise.
* Makefile.in: Regenerated.
* asan/Makefile.in: Likewise.
* interception/Makefile.in: Likewise.
* sanitizer_common/Makefile.in: Likewise.
* tsan/Makefile.in: Likewise.

From-SVN: r194452

Restore MAKEOVERRIDES in libsanitizer

* Makefile.am (MAKEOVERRIDES): Restored.
* asan/Makefile.am: Likewise.
* interception/Makefile.am: Likewise.
* sanitizer_common/Makefile.am: Likewise.
* tsan/Makefile.am: Likewise.
* Makefile.in: Regenerated.
* asan/Makefile.in: Likewise.
* interception/Makefile.in: Likewise.
* sanitizer_common/Makefile.in: Likewise.
* tsan/Makefile.in: Likewise.

From-SVN: r194450

Sync config.sub with src

2012-12-12  Jan-Benedict Glaw  <jbglaw@lug-owl.de>

* config.sub: Merge from config repo.

From-SVN: r194449

Use libstdc++-raw-cxx.m4 in libjava

config/

* libstdc++-raw-cxx.m4 (GCC_LIBSTDCXX_RAW_CXX_FLAGS): Also
AC_SUBST LIBSTDCXX_RAW_CXX_LDFLAGS.

libjava/

* Makefile.am (lib_gnu_awt_xlib_la_CPPFLAGS): Use
$(LIBSTDCXX_RAW_CXX_CXXLAGS).
(lib_gnu_awt_xlib_la_LDFLAGS): Use $(LIBSTDCXX_RAW_CXX_LDLAGS).
* configure.ac (GCC_LIBSTDCXX_RAW_CXX_FLAGS): New.
* aclocal.m4: Regenerated.
* Makefile.in:Likewise.
* configure: Likewise.

libsanitizer/

* asan/Makefile.am (libasan_la_LIBADD): Use $(LIBSTDCXX_RAW_CXX_LDLAGS).
* tsan/Makefile.am (libtsan_la_LIBADD): Likewise.
* Makefile.in: Regenerated.
* configure: Likewise.
* asan/Makefile.in: Likewise.
* interception/Makefile.in: Likewise.
* sanitizer_common/Makefile.in: Likewise.
* tsan/Makefile.in: Likewise.

From-SVN: r194448

Remove AM_MAKEFLAGS/MAKEOVERRIDES from libsanitizer

* Makefile.am (AM_MAKEFLAGS): Removed.
(MAKEOVERRIDES): Likewise.
* asan/Makefile.am: Likewise.
* interception/Makefile.am: Likewise.
* sanitizer_common/Makefile.am: Likewise.
* tsan/Makefile.am: Likewise.
* Makefile.in: Regenerated.
* asan/Makefile.in: Likewise.
* interception/Makefile.in: Likewise.
* sanitizer_common/Makefile.in: Likewise.
* tsan/Makefile.in: Likewise.

From-SVN: r194447

graph.c: Include sbitmap.h and cfgloop.h.

* graph.c: Include sbitmap.h and cfgloop.h.
(draw_cfg_nodes_no_loops): New function to dump basic blocks in
topological order if the function does not have a loop tree.
Handle unreachable blocks also.
(draw_cfg_nodes_for_loop): New function to dump basic blocks in
one loop tree node as a named cluster of nodes.
(draw_cfg_nodes): New function to draw all CFG nodes.
(draw_cfg_edges): New function to draw all CFG edges.
(print_graph_cfg): Simplify using the new functions.
* Makefile.in (graph.o): Fix dependencies.

From-SVN: r194446

dumpfile.h (enum tree_dump_index): Remove TDI_vcg.

* dumpfile.h (enum tree_dump_index): Remove TDI_vcg.
* dumpfile.c (dump_files[]): Remove entry for TDI_vcg.
* tree-cfg.c (gimple_cfg2vcg): Remove.
(build_gimple_cfg): Don't call it.
* doc/invoke.texi (-fdump-tree-vcg): Remove documentation.
Correct GraphViz documentation, it does handle multiple functions
in a single dump.

From-SVN: r194445

re PR middle-end/55481 (-O2 generates a wrong-code infinite loop in C++Benchmark's simple_types_constant_folding int8 xor test)

2012-12-12  Zdenek Dvorak  <ook@ucw.cz>

PR tree-optimization/55481
* tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Fall
back to general rewriting if we cannot leave an original biv
definition alone.

* gcc.dg/torture/pr55481.c: New testcase.

From-SVN: r194444

mmapio.c: Define MAP_FAILED if not defined.

* mmapio.c: Define MAP_FAILED if not defined.

From-SVN: r194443

re PR target/55659 ([SH] Build failure with ICE in dwarf2out_var_location, at dwarf2out.c:20748)

PR target/55659
Revert
2012-12-11  Jakub Jelinek  <jakub@redhat.com>

PR middle-end/43631
* var-tracking.c (emit_note_insn_var_location): If insn is followed
by BARRIER, put note after the BARRIER.
(next_non_note_insn_var_location): Skip over BARRIERs.
(emit_notes_in_bb): If call is followed by BARRIER, put note after
the BARRIER.

2012-12-06  Jakub Jelinek  <jakub@redhat.com>

PR middle-end/43631
* var-tracking.c (emit_note_insn_var_location, emit_notes_in_bb):
Clear BLOCK_FOR_INSN on notes emitted in between basic blocks,
don't adjust BB_END when inserting note after BB_END of some bb.

From-SVN: r194442

re PR middle-end/52640 (performance bottleneck: gcc/tree.c;value_member)

PR middle-end/52640
* varasm.c (pending_assemble_externals_set): New pointer set.
(process_pending_assemble_externals): Destroy the pointer set.
(assemble_external): See if decl is in pending_assemble_externals_set,
and add it to pending_assemble_externals if necessary.
(init_varasm_once): Allocate pending_assemble_externals_set.

* gcc.c-torture/compile/limits-externdecl.c: New test.

Co-Authored-By: Jakub Jelinek <jakub@redhat.com>
From-SVN: r194441

fast-math-pr38968.f90: Decrease n from 2000 to 400.

* gfortran.dg/vect/fast-math-pr38968.f90: Decrease n
from 2000 to 400.

From-SVN: r194440

re PR libgcc/55451 (FAIL: gcc.dg/fixed-point/unary.c)

PR libgcc/55451
* fixed-bit.c (FIXED_SSADD, FIXED_SSSUB, FIXED_SSNEG): Avoid
undefined signed overflows.

From-SVN: r194439

re PR fortran/55633 (FAIL: gfortran.dg/g77/f90-intrinsic-bit.f  -Os  execution test)

PR fortran/55633
* tree-ssa-loop-niter.c (discover_iteration_bound_by_body_walk):
Ignore bounds on which bound += double_int_one overflowed.

* gcc.dg/torture/pr55633.c: New test.

From-SVN: r194438

re PR tree-optimization/55079 (false positive -Warray-bounds (also seen at -O3 bootstrap))

PR tree-optimization/55079
* gcc.dg/tree-ssa/ssa-pre-1.c: Adjust.

From-SVN: r194437

Daily bump.

From-SVN: r194435

re PR c++/54883 (Name mangling of types in an unnamed namespace)

PR c++/54883
* decl2.c (min_vis_r): Handle anon visibility for enums.

From-SVN: r194430

re PR libstdc++/55631 (Several ext/ headers can not be #included on their own)

PR libstdc++/55631
* include/ext/alloc_traits.h: Include missing header.
* include/ext/pointer.h: Likewise.
* include/ext/string_conversions.h: Require C++11.
* libsupc++/initializer_list: Reindent.

From-SVN: r194429

Add --with-build-config=bootstrap-asan support

* Makefile.def (target_modules): Add bootstrap=true and
raw_cxx=true to libsanitizer.
* configure.ac (bootstrap_target_libs): Add libsanitizer.
* Makefile.in: Regenerated.
* configure: Likewise.

From-SVN: r194425

Add libstdc++-raw-cxx.m4 and use it in libsanitizer

config/

PR sanitizer/55533
* libstdc++-raw-cxx.m4: New file.

libsanitizer/

PR sanitizer/55533
* Makefile.am (AM_MAKEFLAGS): Remove CC and CXX.
* configure.ac (GCC_LIBSTDCXX_RAW_CXX_FLAGS): New.
* asan/Makefile.am (AM_CXXFLAGS): Add $(LIBSTDCXX_RAW_CXX_CXXFLAGS).
(AM_MAKEFLAGS): Remove CC and CXX.
* interception/Makefile.am: Likewise.
* sanitizer_common/Makefile.am: Likewise.
* tsan/Makefile.am: Likewise.
* Makefile.in: Regenerated.
* aclocal.m4: Likewise.
* configure: Likewise.
* asan/Makefile.in: Likewise.
* interception/Makefile.in: Likewise.
* sanitizer_common/Makefile.in: Likewise.
* tsan/Makefile.in: Likewise.

From-SVN: r194424

re PR c++/53094 (constexpr vector subscripting)

2012-12-11  Marc Glisse  <marc.glisse@inria.fr>

PR c++/53094
cp/
* tree.c (cp_tree_equal): Handle VECTOR_CST.
* semantics.c (cxx_eval_bare_aggregate): Protect a dereference.
Handle VECTOR_CST.
testsuite/
* g++.dg/cpp0x/constexpr-53094-1.C: New testcase.
* g++.dg/cpp0x/constexpr-53094-2.C: Likewise.
* g++.dg/cpp0x/constexpr-53094-3.C: Likewise.

From-SVN: r194421

re PR c++/55643 ([C++11] incorrect  "warning: variable ‘myVar’ set but not used" with an "enum class"-typed variable is casted to double for the use)

PR c++/55643
* expr.c (mark_exp_read): Handle FLOAT_EXPR similarly to NOP_EXPR.

* g++.dg/warn/Wunused-var-19.C: New test.

From-SVN: r194415

* g++.dg/asan/asan_test.C: Link -lasan before -lpthread.

From-SVN: r194414

re PR bootstrap/54926 (Bootstrap comparison failure for various files in libbacktrace)

PR bootstrap/54926
* Makefile.am (AM_CFLAGS): Remove -frandom-seed=$@.
* configure.ac: If --with-target-subdir, add -frandom-seed=$@
to EXTRA_FLAGS unconditionally, otherwise check whether the compiler
accepts it.
* Makefile.in: Regenerated.
* configure: Regenerated.

From-SVN: r194412

re PR target/54121 (ICE at extract_insn, at recog.c:2123 with -fprofile-generate)

PR target/54121
* config/sparc/sparc.md (tldo_stb_sp32): Fix pasto.
(tldo_stb_sp64): Likewise.
(tldo_sth_sp32): Likewise.
(tldo_sth_sp64): Likewise.
(tldo_stw_sp32): Likewise.
(tldo_stw_sp64): Likewise.
(tldo_stx_sp64): Likewise.

From-SVN: r194410

re PR c++/54416 (ICE (segv) in codegen)

PR c++/54416
* pt.c (maybe_process_partial_specialization): Don't accept
definition of a specialization without the appropriate header.

From-SVN: r194408

* pt.c (maybe_process_partial_specialization): Handle aliases first.

From-SVN: r194407

re PR rtl-optimization/55193 (ICE in in simplify_const_unary_operation, at simplify-rtx.c:1659)

PR rtl-optimization/55193
* lra-constraints.c (loc_equivalence_callback): New function.
(lra_constraints): Call simplify_replace_fn_rtx instead of
loc_equivalence_change_p on DEBUG_INSNs.

From-SVN: r194405

re PR c++/55619 (Chromium build fails with: error: memory input is not directly addressable)

PR c++/55619
* semantics.c (finish_asm_stmt): Don't call decay_conversion
on input operands that can be only in memory.

* g++.dg/ext/asm12.C: New test.

From-SVN: r194404

re PR tree-optimization/54570 (FAIL: gcc.dg/builtin-object-size-8.c execution test)

PR tree-optimization/54570
* gcc.dg/builtin-object-size-8.c: Xfail.
* gcc.dg/builtin-object-size-13.c: New test.

From-SVN: r194401

re PR target/55642 (Invalid thumb code generated ("thumb conditional instruction should be in IT block"))

gcc/ChangeLog

2012-12-11  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

PR target/55642
* config/arm/thumb2.md (*thumb2_abssi2):
Set ce_count attribute to 2.
(*thumb2_neg_abssi2): Likewise.

gcc/testsuite/ChangeLog

2012-12-11  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
PR target/55642
* gcc.target/arm/pr55642.c: New testcase.

From-SVN: r194398

varasm.c (get_variable_section): Don't return lcomm_section for asan_protect_global decls.

* varasm.c (get_variable_section): Don't return lcomm_section
for asan_protect_global decls.
* asan.c (asan_protect_global): Only avoid public common variables.
Don't call get_variable_section here.

From-SVN: r194393

re PR middle-end/43631 (var-tracking inserts notes with non-NULL BLOCK_FOR_INSN in between basic blocks)

PR middle-end/43631
PR bootstrap/55615
* var-tracking.c (emit_note_insn_var_location): If insn is followed
by BARRIER, put note after the BARRIER.
(next_non_note_insn_var_location): Skip over BARRIERs.
(emit_notes_in_bb): If call is followed by BARRIER, put note after
the BARRIER.

* g++.dg/other/pr43631.C: New test.

From-SVN: r194392

sanitizer.def: Add comment about importance of ordering of BUILT_IN_ASAN_REPORT* builtins.

* sanitizer.def: Add comment about importance of ordering of
BUILT_IN_ASAN_REPORT* builtins.
* cfgcleanup.c (old_insns_match_p): Don't cross-jump __asan_report_*
builtins.

From-SVN: r194391

sanitizer.def (BUILT_IN_ASAN_HANDLE_NO_RETURN): New builtin.

* sanitizer.def (BUILT_IN_ASAN_HANDLE_NO_RETURN): New builtin.
* asan.c (instrument_builtin_call): Change is_gimple_builtin_call
gcc_assert to gcc_checking_assert.
(maybe_instrument_call): Imit __builtin___asan_handle_no_return ()
before noreturn calls other than __builtin_trap () and
__builtin_unreachable ().

* c-c++-common/asan/clone-test-1.c: Remove bogus dg-shouldfail.

From-SVN: r194390

re PR other/54324 (GCC install document does not list minimum required g++ version)

2012-12-11  Richard Biener  <rguenther@suse.de>

PR other/54324
* doc/install.texi (Tools/packages necessary for building GCC):
State ISO C++98 host compiler requirement.  Increment minimum
GCC version required for building all languages for a cross-compiler
to 3.4 or later.

From-SVN: r194389

re PR tree-optimization/55079 (false positive -Warray-bounds (also seen at -O3 bootstrap))

2012-12-11  Richard Biener  <rguenther@suse.de>

PR tree-optimization/55079
* tree-vrp.c (extract_range_from_binary_expr_1): Handle MAX/MIN_EXPR
for more cases.
(register_edge_assert_for_2): Register asserts for post-in/decrement
tests.
(check_array_ref): Dump what expression we emit array bound
warnings for.
(search_for_addr_array): Likewise.

* gcc.dg/Warray-bounds-9.c: New testcase.
* gcc.dg/Warray-bounds-10.c: Likewise.
* gcc.dg/tree-ssa/ssa-pre-1.c: Adjust.

From-SVN: r194388

tree-ssa-loop-ivopts.c (prepare_decl_rtl): Generate RTL only for a DECL which HAS_RTL_P.

* tree-ssa-loop-ivopts.c (prepare_decl_rtl) <ADDR_EXPR>: Generate RTL
only for a DECL which HAS_RTL_P.

From-SVN: r194387

* ChangeLog: Fix whitespace.

From-SVN: r194386

predicates.md ("execute_operation"): New predicate.

2012-12-11  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>

* config/s390/predicates.md ("execute_operation"): New predicate.
* config/s390/s390.md ("*execute_rl", "*execute"): Use the new
predicate.

From-SVN: r194385

* gcc-interface/Make-lang.in (RTS_DIR): Define only if Ada is enabled.

From-SVN: r194384

Makefile.am (xml_sources_manual): Add policy_data_structures_biblio.xml.

2012-12-10  Benjamin Kosnik  <bkoz@redhat.com>

* doc/Makefile.am (xml_sources_manual): Add
policy_data_structures_biblio.xml.
(${docbook_outdir}/latex): Add.
(doc-xml-validate-docbook): Split into..
(doc-xml-validate-dtd-db):... this for DTD.
(doc-xml-validate-rng-db):... this for Relax NG.
(doc-pdf-docbook-dirs): Add.
(doc-pdf-docbook-pre): Add.
* doc/xml/manual/build_hacking.xml: Add literal markup.
* doc/xml/manual/documentation_hacking.xml: Clean whitespace in
<filename> markup. Add notes about debugging the generation process.
* doc/xml/manual/policy_data_structures.xml: Split biblio into...
* doc/xml/manual/policy_data_structures_biblio.xml: ... this. New.
* doc/xml/manual/test_policy_data_structures.xml: Fixup <filename>
markup.

From-SVN: r194379

Daily bump.

From-SVN: r194378

re PR fortran/52909 ([F03] Procedure pointers not private to modules)

2012-12-10  Janus Weil  <janus@gcc.gnu.org>

PR fortran/52909
* trans-decl.c (get_proc_pointer_decl): Apply name mangling.

2012-12-10  Janus Weil  <janus@gcc.gnu.org>

PR fortran/52909
* gfortran.dg/proc_ptr_39.f90: New test case.

From-SVN: r194375

Enable push/pop for latest x86 CPUs

From-SVN: r194374

gnu-user.h (NO_SHARED_SPECS): Add space before option.

2012-12-10  Steve Ellcey  <sellcey@mips.com>

* config/mips/gnu-user.h (NO_SHARED_SPECS): Add space before option.

From-SVN: r194373

re PR target/54061 (gcc.c-torture/compile/mipscop-*.c ICEs with -g)

2012-12-10  Steve Ellcey  <sellcey@mips.com>

PR target/54061
rtl.h (IGNORED_DWARF_REGNUM): New.
* dwarf2out.c (reg_loc_descriptor): Check for IGNORED_DWARF_REGNUM.
(mem_loc_descriptor): Ditto.
* config/mips/mips.h (ALL_COP_REG_FIRST): New.
(ALL_COP_REG_LAST): New.
(ALL_COP_REG_NUM): Redefine using above macros.
* config/mips/mips.c (mips_option_override): Set mips_dbx_regno
coprocessor entries to IGNORED_DWARF_REGNUM.

From-SVN: r194372

octeon-bbit-2.c: Restructure loops so that no code duplication is required.

gcc/testsuite/
* gcc.target/mips/octeon-bbit-2.c: Restructure loops so that no
code duplication is required.  Allow BNE to appear.

From-SVN: r194370

Make-lang.in (cp/typeck.o): Add dependency on $(PARAMS_H).

* Make-lang.in (cp/typeck.o): Add dependency on $(PARAMS_H).
(cp/name-lookup.o): Likewise.

From-SVN: r194369