compiler, runtime: Add explicit checks for zero and overflow division.

* lang.opt: Add -fgo-check-divide-zero and
-fgo-check-divide-overflow.
* gccgo.texi (Invoking gccgo): Document new options.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/branches/gcc-4_7-branch@186638 138bc75d-0d04-0410-961f-82ee72b054a4

net/http: Ignore sigaltstack when running strace in test.

Avoids bug in strace 4.5.20 on powerpc-unknown-linux-gnu.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/branches/gcc-4_7-branch@186636 138bc75d-0d04-0410-961f-82ee72b054a4

debug/dwarf: Fix address lookups for different types of lines.

This fixes the lookup when, e.g., discriminators force adding
new line arrays.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/branches/gcc-4_7-branch@186634 138bc75d-0d04-0410-961f-82ee72b054a4

runtime: Disable memory profiling in gc_test.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/branches/gcc-4_7-branch@186632 138bc75d-0d04-0410-961f-82ee72b054a4

* config/arm/arm.c (arm_print_operand): Fix invalid alignment
hints for 'A' operand types.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/branches/gcc-4_7-branch@186630 138bc75d-0d04-0410-961f-82ee72b054a4

struct siginfo vs. siginfo_t

Backport from trunk:

libgcc/
2012-04-20  Thomas Schwinge  <thomas@codesourcery.com>

* config/alpha/linux-unwind.h (alpha_fallback_frame_state): Use
siginfo_t instead of struct siginfo.
* config/bfin/linux-unwind.h (bfin_fallback_frame_state): Likewise.
* config/i386/linux-unwind.h (x86_fallback_frame_state): Likewise.
* config/ia64/linux-unwind.h (ia64_fallback_frame_state)
(ia64_handle_unwabi): Likewise.
* config/mips/linux-unwind.h (mips_fallback_frame_state): Likewise.
* config/pa/linux-unwind.h (pa32_fallback_frame_state): Likewise.
* config/sh/linux-unwind.h (shmedia_fallback_frame_state)
(sh_fallback_frame_state): Likewise.
* config/tilepro/linux-unwind.h (tile_fallback_frame_state): Likewise.
* config/xtensa/linux-unwind.h (xtensa_fallback_frame_state): Likewise.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/branches/gcc-4_7-branch@186611 138bc75d-0d04-0410-961f-82ee72b054a4

runtime: Ignore stack sizes when deciding when to GC.

Also allocate heap bitmaps bit in page size units and clear
context when putting G structures on free list.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/branches/gcc-4_7-branch@186608 138bc75d-0d04-0410-961f-82ee72b054a4

gotest: Don't get confused by data tables named Test on PPC.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/branches/gcc-4_7-branch@186606 138bc75d-0d04-0410-961f-82ee72b054a4

Daily bump.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/branches/gcc-4_7-branch@186603 138bc75d-0d04-0410-961f-82ee72b054a4

Backport from 2012-04-19 mainline r186588.
PR target/53033
* config/avr/avr.c (avr_out_load_psi): Fix assembler template for
the case *(X+const).

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/branches/gcc-4_7-branch@186589 138bc75d-0d04-0410-961f-82ee72b054a4

Daily bump.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/branches/gcc-4_7-branch@186583 138bc75d-0d04-0410-961f-82ee72b054a4

* config/alpha/sync.md (fetchop_name): Change ior attribute to "or".

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/branches/gcc-4_7-branch@186573 138bc75d-0d04-0410-961f-82ee72b054a4

Daily bump.

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/cp
2012-04-17  Paolo Carlini  <paolo.carlini@oracle.com>

PR c++/53003
* parser.c (cp_parser_member_declaration): Check that
initializer_token_start is non null before dereferencing it.

/testsuite
2012-04-17  Paolo Carlini  <paolo.carlini@oracle.com>

PR c++/53003
* g++.dg/parse/crash59.C: New.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/branches/gcc-4_7-branch@186544 138bc75d-0d04-0410-961f-82ee72b054a4

PR target/53020
* config/i386/sync.md (atomic_<code><mode>): Rename to
atomic_<logic><mode>.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/branches/gcc-4_7-branch@186543 138bc75d-0d04-0410-961f-82ee72b054a4

PR c++/38543
* pt.c (determine_specialization): Instead of comparing the number
of parms, check that tsubst gives the right answer.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/branches/gcc-4_7-branch@186533 138bc75d-0d04-0410-961f-82ee72b054a4

PR c++/50830
* pt.c (convert_template_argument): Handle template template
argument packs.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/branches/gcc-4_7-branch@186532 138bc75d-0d04-0410-961f-82ee72b054a4

PR c++/50303
* pt.c (tsubst_pack_expansion): Use tsubst_expr for template
template parameters.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/branches/gcc-4_7-branch@186531 138bc75d-0d04-0410-961f-82ee72b054a4

2012-04-16  Bernhard Reutner-Fischer  <aldot@gcc.gnu.org>

PR bootstrap/52840
* src/Makefile.am (build-debug): Do not adjust vpath dir, remove
Makefile.tmp
* src/Makefile.in: Adjust as per above.

2012-04-16  Benjamin Kosnik  <bkoz@redhat.com>

PR libstdc++/52689
* libsupc++/Makefile.am (LTCXXCOMPILE, CXXLINK): Tweak.
* libsupc++/Makefile.in: Regenerated.
* src/Makefile.am (LTCXXCOMPILE, CXXLINK): Tweak.
(libstdc___la_SOURCES): Add in compatiblity files, with content
that varies with -DPIC.
* src/Makefile.in: Regenerated.
* src/c++11/Makefile.am (LTCXXCOMPILE, CXXLINK): Tweak.
* src/c++11/Makefile.in: Regenerated.
* src/c++11/compatibility-atomic-c++0x.cc: Guard with PIC.
* src/c++11/compatibility-c++0x.cc: Same.
* src/c++11/future.cc: Consolidate compatibility bits into..
* src/c++11/mutex.cc: Consolidate compatibility bits into..
* src/c++11/compatibility-thread-cxx0x.cc: ...here. New.
* src/c++98/Makefile.am (LTCXXCOMPILE, CXXLINK): Tweak.
* src/c++98/Makefile.in: Regenerated.
* src/c++98/compatibility-list-2.cc: Guard with PIC.
* src/c++98/compatibility.cc: Tweak comments.

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Daily bump.

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compiler: fix infinite recursion in string constant evaluation.

Fixes compilation of incorrect code:
    const f, g = g, f
    func S() []byte { return []byte(f) }

The problem was already handled for numerical constants.

Part of issue 3186 (go).

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/branches/gcc-4_7-branch@186512 138bc75d-0d04-0410-961f-82ee72b054a4

2012-04-16  Benjamin Kosnik  <bkoz@redhat.com>

    * include/ext/pb_ds/detail/pat_trie_/
    constructors_destructor_fn_imps.hpp: Increment after recursion.
    * include/ext/pb_ds/detail/pat_trie_/pat_trie_base.hpp: Convert
    node_type markup from brief.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/branches/gcc-4_7-branch@186510 138bc75d-0d04-0410-961f-82ee72b054a4

2012-04-16  Uros Bizjak  <ubizjak@gmail.com>

Backport from mainline
2012-04-12  Uros Bizjak  <ubizjak@gmail.com>

PR target/52932
* config/i386/avx2intrin.h (_mm256_permutevar8x32_ps): Change second
argument type to __m256i.  Update call to __builtin_ia32_permvarsf256.
* config/i386/sse.md (avx2_permvarv8sf): Change operand 1 to V8SI.
(avx2_permvarv8sf, avx2_permvarv8si): Switch operands 1 and 2.
* config/i386/i386.c (bdesc_args) <__builtin_ia32_permvarsf256>:
Update builtin type to V8SF_FTYPE_V8SF_V8SI.
(ix86_expand_vec_perm): Update calls to gen_avx2_permvarv8si and
gen_avx2_permvarv8sf.

testsuite/ChangeLog:

2012-04-16  Uros Bizjak  <ubizjak@gmail.com>

Backport from mainline
2012-04-12  Uros Bizjak  <ubizjak@gmail.com>

PR target/52932
* gcc.target/i386/avx2-vpermps-1.c (avx2_test): Use __m256i type for
second function argument.
* gcc.target/i386/avx2-vpermps-2.c (init_permps): Update declaration.
(calc_permps): Update declaration.  Calculate result correctly.
(avx2_test): Change src2 type to union256i_d.
* gcc.target/i386/avx2-vpermd-2.c (calc_permd): Calculate result
correctly.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/branches/gcc-4_7-branch@186500 138bc75d-0d04-0410-961f-82ee72b054a4

2012-04-16  Martin Jambor  <mjambor@suse.cz>

PR middle-end/52939
* gimple-fold.c (gimple_get_virt_method_for_binfo): Bail out if
fold_ctor_reference returns a zero constant.

* testsuite/g++.dg/ipa/pr52939.C: New test.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/branches/gcc-4_7-branch@186489 138bc75d-0d04-0410-961f-82ee72b054a4

PR c++/52292
PR c++/52380
* pt.c (coerce_template_parms): Even if we aren't converting we
want to expand argument packs.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/branches/gcc-4_7-branch@186481 138bc75d-0d04-0410-961f-82ee72b054a4

Daily bump.

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2012-04-15  Fabien Chêne  <fabien@gcc.gnu.org>

    PR c++/52465
    * g++.dg/lookup/using52.C: New.

gcc/cp/ChangeLog

2012-04-15  Fabien Chêne  <fabien@gcc.gnu.org>

    PR c++/52465
    * parser.c (cp_parser_class_name): Call strip_using_decl and
    return the target decl.
    * name-lookup.c (strip_using_decl): Returns NULL_TREE if the decl
    to be stripped is NULL_TREE.
    (qualify_lookup): Call strip_using_decl and perform some checks on
    the target decl.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/branches/gcc-4_7-branch@186473 138bc75d-0d04-0410-961f-82ee72b054a4

2012-04-14  Paolo Carlini  <paolo.carlini@oracle.com>

PR libstdc++/52699
* include/bits/random.tcc (independent_bits_engine<>::operator()())
Avoid various overflows; use common_type on result_type and
_RandomNumberEngine::result_type; avoid floating point computations;
other smaller tweaks.

* include/bits/random.tcc (uniform_int_distribution<>::operator())
Use common_type; assume _UniformRandomNumberGenerator::result_type
unsigned; tidy.

* include/bits/stl_algobase.h (__lg(unsigned), __lg(unsigned long),
__lg(unsigned long long)): Add.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/branches/gcc-4_7-branch@186461 138bc75d-0d04-0410-961f-82ee72b054a4

Daily bump.

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Daily bump.

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PR c++/52824
* pt.c (any_pack_expanson_args_p): New.
(coerce_template_parms): Use it.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/branches/gcc-4_7-branch@186436 138bc75d-0d04-0410-961f-82ee72b054a4

PR c++/52906
* decl.c (check_tag_decl): Don't complain about attributes if we
don't even have a type.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/branches/gcc-4_7-branch@186435 138bc75d-0d04-0410-961f-82ee72b054a4

Define _ILP32 and __ILP32__ for x32

Backported from mainline
* config/i386/i386-c.c (ix86_target_macros): Define _ILP32
and __ILP32__ for x32.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/branches/gcc-4_7-branch@186430 138bc75d-0d04-0410-961f-82ee72b054a4

2012-04-13  Tom de Vries  <tom@codesourcery.com>

Backport from mainline r186419.

2012-04-13  Tom de Vries  <tom@codesourcery.com>

* gcc.dg/pr52734.c: New test.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/branches/gcc-4_7-branch@186425 138bc75d-0d04-0410-961f-82ee72b054a4

2012-04-13  Tom de Vries  <tom@codesourcery.com>

Backport from mainline r186418.

2012-04-13  Tom de Vries  <tom@codesourcery.com>

* tree-ssa-tail-merge.c (gsi_advance_bw_nondebug_nonlocal): Add
parameters vuse and vuse_escaped.
(find_duplicate): Init vuse1, vuse2 and vuse_escaped.  Pass to
gsi_advance_bw_nondebug_nonlocal.  Return if vuse_escaped and
vuse1 != vuse2.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/branches/gcc-4_7-branch@186424 138bc75d-0d04-0410-961f-82ee72b054a4

2012-04-13  Richard Guenther  <rguenther@suse.de>

PR tree-optimization/52969
* tree-if-conv.c (predicate_mem_writes): Properly gimplify
the condition for the COND_EXPR and handle predicate negation
by swapping the COND_EXPR arms.

* gcc.dg/torture/pr52969.c: New testcase.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/branches/gcc-4_7-branch@186417 138bc75d-0d04-0410-961f-82ee72b054a4

2012-04-13  Paolo Carlini  <paolo.carlini@oracle.com>

* include/debug/safe_iterator.h (_BeforeBeginHelper<>::
_S_Is_Beginnest): Add.
* include/debug/forward_list (_BeforeBeginHelper<>::
_S_Is_Beginnest): Likewise.
(_Safe_iterator<>::_M_is_beginnest): Add.
* include/debug/safe_iterator.tcc (_Safe_iterator<>::_M_valid_range):
Use the latter.
* testsuite/23_containers/forward_list/debug/splice_after.cc:
Add test.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/branches/gcc-4_7-branch@186412 138bc75d-0d04-0410-961f-82ee72b054a4

2012-04-13  Richard Guenther  <rguenther@suse.de>

PR c/52862
* convert.c (convert_to_pointer): Remove special-casing of
zero.

* gcc.dg/pr52862.c: New testcase.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/branches/gcc-4_7-branch@186409 138bc75d-0d04-0410-961f-82ee72b054a4

2012-04-12  Paolo Carlini  <paolo.carlini@oracle.com>

* include/bits/forward_list.h (splice_after(const_iterator,
forward_list&), splice_after(const_iterator, forward_list&,
consst_iterator), splice_after(const_iterator, forward_list&,
const_iterator, const_iterator), merge(forward_list&),
merge(forward_list&, _Comp)): Add per C++11 as published (and
LWG 1310).
* include/debug/forward_list: Adjust.

* include/bits/forward_list.h (splice_after(const_iterator,
forward_list&&, const_iterator)): Only declare.
(_M_transfer_after): Remove.
(_M_splice_after(const_iterator, forward_list&&)): Change signature.
(splice_after(const_iterator, forward_list&&, const_iterator,
const_iterator)): Use the latter.
* include/bits/forward_list.tcc (splice_after(const_iterator,
forward_list&&, const_iterator)): Define here.
(_M_splice_after): Define, use throughout.

* include/bits/forward_list.h (insert_after(const_iterator,
std::initializer_list<_Tp>)): Forward to insert_after(const_iterator,
_InputIterator, _InputIterator).
* include/bits/forward_list.tcc: Remove definition.

* testsuite/23_containers/forward_list/modifiers/6.cc: New.
* testsuite/23_containers/forward_list/operations/1.cc: Adjust.

* testsuite/23_containers/forward_list/requirements/dr438/
assign_neg.cc: Adjust dg-error line number.
* 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.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/branches/gcc-4_7-branch@186404 138bc75d-0d04-0410-961f-82ee72b054a4

Daily bump.

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Fix PR52822 (stable_partition move-assigns object to itself) by
scanning for the first value that doesn't match the predicate before
starting to rearrange values.

2012-04-03   Jeffrey Yasskin  <jyasskin@google.com>

PR libstdc++/52822
* include/bits/stl_algo.h (__find_if_not): Expose in
C++98 mode.
(__find_if_not_n): Like __find_if_not, but works on and updates a
counted range instead of a bounded range.
(stable_partition): Guarantee !__pred(*__first) in call to
__stable_partition_adaptive() or __inplace_stable_partition().
(__stable_partition_adaptive): Use new precondition to avoid
moving/copying objects onto themselves.  Guarantee new
precondition to recursive calls.
(__inplace_stable_partition): Use new precondition to simplify
base case, remove __last parameter.  Guarantee new precondition to
recursive calls.
* testsuite/25_algorithms/stable_partition/moveable.cc (test02):
Test a sequence that starts with a value matching the predicate.
* testsuite/25_algorithms/stable_partition/pr52822.cc:
Test vectors, which have a destructive self-move-assignment.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/branches/gcc-4_7-branch@186394 138bc75d-0d04-0410-961f-82ee72b054a4

[gcc]
2012-04-12  Michael Meissner  <meissner@linux.vnet.ibm.com>

Backport from mainline
2012-04-12  Michael Meissner  <meissner@linux.vnet.ibm.com>

PR target/52775
* config/rs6000/rs6000.h (TARGET_FCFID): Add TARGET_PPC_GPOPT to
the list of options to enable the FCFID instruction.
(TARGET_EXTRA_BUILTINS): Adjust comment.

[gcc/testsuite]
012-04-12  Michael Meissner  <meissner@linux.vnet.ibm.com>

Backport from mainline
2012-04-12  Michael Meissner  <meissner@linux.vnet.ibm.com>

PR target/52775
* gcc.target/powerpc/pr52775.c: New file.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/branches/gcc-4_7-branch@186392 138bc75d-0d04-0410-961f-82ee72b054a4

2012-04-12  Richard Guenther  <rguenther@suse.de>

PR tree-optimization/52943
* tree-chrec.h (chrec_is_positive): Remove.
* tree-scalar-evolution.c (chrec_is_positive): Move ...
* tree-data-ref.c (chrec_is_positive): ... here.  Make static.
Return false for a constant zero instead of negative.
(analyze_siv_subscript_cst_affine): Handle zero difference
in the initial condition explicitely.

* gcc.dg/torture/pr52943.c: New testcase.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/branches/gcc-4_7-branch@186377 138bc75d-0d04-0410-961f-82ee72b054a4

2012-04-12  Paolo Carlini  <paolo.carlini@oracle.com>

PR libstdc++/52942
* include/bits/stl_function.h (_Identity, _Select1st, _Select2nd):
In C++11 mode do not derive from std::unary_function.
* include/ext/functional (identity, select1st, select2nd): Adjust.
* testsuite/23_containers/unordered_map/requirements/52942.cc: New.
* testsuite/23_containers/unordered_set/requirements/52942.cc: Likewise.

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PR libstdc++/52924
* include/bits/shared_ptr_base.h (_Sp_counted_deleter): Add
user-defined destructor.
(_Sp_counted_inplace): Likewise.
* testsuite/20_util/shared_ptr/cons/52924.cc: New.
* testsuite/20_util/shared_ptr/cons/43820_neg.cc: Adjust dg-error
line numbers.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/branches/gcc-4_7-branch@186367 138bc75d-0d04-0410-961f-82ee72b054a4

* testsuite/performance/30_threads/future/polling.cc: Adjust.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/branches/gcc-4_7-branch@186360 138bc75d-0d04-0410-961f-82ee72b054a4

PR libstdc++/52591
* include/bits/stl_vector.h (vector::operator=(vector&&)): Dispatch
to _M_move_assign depending on whether allocator is moved.
(vector::_M_move_assign): Add overloaded functions.
* testsuite/23_containers/vector/52591.cc: New.
* testsuite/23_containers/vector/requirements/dr438/assign_neg.cc:
Adjust dg-error line number.
* testsuite/23_containers/vector/requirements/dr438/
        constructor_1_neg.cc: Likewise.
* testsuite/23_containers/vector/requirements/dr438/
        constructor_2_neg.cc: Likewise.
* testsuite/23_containers/vector/requirements/dr438/insert_neg.cc:
Likewise.

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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.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/branches/gcc-4_7-branch@186296 138bc75d-0d04-0410-961f-82ee72b054a4

Don't use CRLF endings.
* gcc.dg/tree-ssa/vrp59.c: Likewise.
* gcc.dg/tree-ssa/vrp60.c: Likewise.
* gnat.dg/aggr11.adb: Likewise.
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* g++.dg/cpp0x/udlit-raw-op.C: Don't use CRLF endings.
* gcc.dg/tree-ssa/vrp59.c: Likewise.
* gcc.dg/tree-ssa/vrp60.c: Likewise.

* gcc.dg/dll-8.c: Remove execute permissions.
* g++.dg/ext/dllexport5.C: Likewise.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/branches/gcc-4_7-branch@186264 138bc75d-0d04-0410-961f-82ee72b054a4

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2012-04-09  François Dumont  <fdumont@gcc.gnu.org>

PR libstdc++/52476
* include/bits/hashtable.h (_Hashtable<>::_M_rehash_aux): Add.
(_Hashtable<>::_M_rehash): Use the latter.
* testsuite/23_containers/unordered_multimap/insert/52476.cc: New.
* testsuite/23_containers/unordered_multiset/insert/52476.cc: New.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/branches/gcc-4_7-branch@186249 138bc75d-0d04-0410-961f-82ee72b054a4

* lib/target-supports.exp (check_effective_target_sparc_v9): New.
(check_effective_target_sync_long_long): Add SPARC case.
(check_effective_target_sync_long_long_runtime): Likewise.
(check_effective_target_sync_int_long): Adjust SPARC case.
(check_effective_target_sync_char_short): Likewise.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/branches/gcc-4_7-branch@186242 138bc75d-0d04-0410-961f-82ee72b054a4

PR target/52717
* config/sparc/sparc.c (sparc_file_end): Set TREE_PUBLIC explicitly on
the DECL generated for the special GOT helper.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/branches/gcc-4_7-branch@186238 138bc75d-0d04-0410-961f-82ee72b054a4

2012-04-09  Terry Guo  <terry.guo@arm.com>

        Backport from mainline
        2012-03-28  Terry Guo  <terry.guo@arm.com>

        * testsuite/Makefile.am (TEST_GCC_EXEC_PREFIX): New.
        * testsuite/Makefile.in: Regenerated.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/branches/gcc-4_7-branch@186236 138bc75d-0d04-0410-961f-82ee72b054a4

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* es.po: Update.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/branches/gcc-4_7-branch@186218 138bc75d-0d04-0410-961f-82ee72b054a4

2012-04-07  Thomas Koenig  <tkoenig@gcc.gnu.org>

PR fortran/52893
Backport from trunk
* frontend-passes.c:  Keep track of wether we are in an implicit
DO loop; do not do function elimination if we are.

2012-04-07  Thomas Koenig  <tkoenig@gcc.gnu.org>

PR fortran/52893
Backport from trunk
* gfortran.dg/function_optimize_11.f90:  New test.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/branches/gcc-4_7-branch@186215 138bc75d-0d04-0410-961f-82ee72b054a4

2012-04-07  Thomas Koenig  <tkoenig@gcc.gnu.org>

PR fortran/52668
Backport from trunk
* module.c:  Only mark symbols as use_only if they have been
imported via an only list.

2012-04-07  Thomas Koenig  <tkoenig@gcc.gnu.org>

PR fortran/52668
Backport from trunk
* gfortran.dg/use_only_6.f90: New test.

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PR testsuite/50722
* gcc.dg/pr49994-3.c: Use -w to squelch non-portable warnings.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/branches/gcc-4_7-branch@186197 138bc75d-0d04-0410-961f-82ee72b054a4

Rename some internal atomic macros to have a less generic prefix.

2012-04-06  Walter Lee  <walt@tilera.com>

Backport from mainline
2012-03-07  Walter Lee  <walt@tilera.com>

* config/tilepro/atomic.c: Rename "atomic_" prefix to
"arch_atomic_".
(atomic_xor): Rename and move definition to
config/tilepro/atomic.h.
(atomic_nand): Ditto.
* config/tilepro/atomic.h: Rename "atomic_" prefix to
"arch_atomic_".
(arch_atomic_xor): Move from config/tilepro/atomic.c.
(arch_atomic_nand): Ditto.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/branches/gcc-4_7-branch@186196 138bc75d-0d04-0410-961f-82ee72b054a4

Fix an unwinding bug for functions with dynamic stack frames.

2012-04-06  Walter Lee  <walt@tilera.com>

Backport from mainline
2012-03-07  Walter Lee  <walt@tilera.com>

* config/tilegx/tilegx.c (tilegx_expand_prologue): Don't generate
REG_CFA_* notes for the stack pointer.
(tilegx_expand_epilogue): Restore stack pointer by adjusting it by
EH_RETURN_STACKADJ_RTX.
* config/tilepro/tilepro.c (tilepro_expand_prologue): Don't
generate REG_CFA_* notes for the stack pointer.
(tilepro_expand_epilogue): Restore stack pointer by adjusting it
by EH_RETURN_STACKADJ_RTX.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/branches/gcc-4_7-branch@186195 138bc75d-0d04-0410-961f-82ee72b054a4

PR c++/52596
* tree.c (lvalue_kind): Treat a deferred access control SCOPE_REF
as an lvalue.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/branches/gcc-4_7-branch@186188 138bc75d-0d04-0410-961f-82ee72b054a4

gcc/
2012-04-04  Matt Turner  <mattst88@gmail.com>

* doc/install.texi: Correct typo "-mno-lsc" -> "-mno-llsc".

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/branches/gcc-4_7-branch@186180 138bc75d-0d04-0410-961f-82ee72b054a4

* config/ia64/ia64.c (ia64_load_pair_ok): Return 0 if the second member
of the destination isn't also a FP_REGS register.

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syscall: Add more constants.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/branches/gcc-4_7-branch@186145 138bc75d-0d04-0410-961f-82ee72b054a4

Use long long in gtm_jmpbuf for x86-64

2012-04-04  H.J. Lu  <hongjiu.lu@intel.com>

Backported from mainline
2012-04-04  H.J. Lu  <hongjiu.lu@intel.com>

PR libitm/52854
* config/x86/target.h (gtm_jmpbuf): Replace long with long long
for x86-64.

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syscall, net: Fix GNU/Linux netlink code for big-endian systems.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/branches/gcc-4_7-branch@186124 138bc75d-0d04-0410-961f-82ee72b054a4

PR c++/52796
* pt.c (tsubst_initializer_list): A pack expansion with no elements
means value-initialization.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/branches/gcc-4_7-branch@186121 138bc75d-0d04-0410-961f-82ee72b054a4

mksysinfo.sh: Add some more networking constants.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/branches/gcc-4_7-branch@186115 138bc75d-0d04-0410-961f-82ee72b054a4

gotest: Fix finding functions on PPC.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/branches/gcc-4_7-branch@186113 138bc75d-0d04-0410-961f-82ee72b054a4

2012-04-03  Richard Guenther  <rguenther@suse.de>

Backport from mainline
2012-03-02  Richard Guenther  <rguenther@suse.de>

PR tree-optimization/52406
* tree-data-ref.h: Update documentation about DR_BASE_OBJECT.
(struct indices): Add unconstrained_base member.
(struct dr_alias): Remove unused vops member.
(DR_UNCONSTRAINED_BASE): New define.
* tree-data-ref.c (dr_analyze_indices): For COMPONENT_REFs
add indices to allow their disambiguation.  Make DR_BASE_OBJECT
be an artificial access that covers the whole indexed object,
or mark it with DR_UNCONSTRAINED_BASE if we cannot do so.  Canonicalize
plain decl base-objects to their MEM_REF variant.
(dr_may_alias_p): When the base-object of either data reference
has unknown size use only points-to information.
(compute_affine_dependence): Make dumps easier to read and
more verbose.
* tree-vect-data-ref.c (vector_alignment_reachable_p): Use
DR_REF when looking for packed references.
(vect_supportable_dr_alignment): Likewise.

* gcc.dg/torture/pr52406.c: New testcase.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/branches/gcc-4_7-branch@186108 138bc75d-0d04-0410-961f-82ee72b054a4

2012-04-03  Richard Guenther  <rguenther@suse.de>

Backport from mainline
2012-03-15  Richard Guenther  <rguenther@suse.de>

PR middle-end/52580
* tree-data-ref.c (subscript_dependence_tester_1): Check
all dimensions for non-conflicting access functions.

* gfortran.dg/vect/pr52580.f: New testcase.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/branches/gcc-4_7-branch@186107 138bc75d-0d04-0410-961f-82ee72b054a4

2012-04-03  Richard Guenther  <rguenther@suse.de>

Backport from mainline
2012-03-06  Richard Guenther  <rguenther@suse.de>

PR middle-end/52493
* tree-ssa-alias.c (ptr_derefs_may_alias_p): Robustify.

* gcc.dg/torture/pr52493.c: New testcase.

2012-03-23  Richard Guenther  <rguenther@suse.de>

PR tree-optimization/52678
* tree-vectorizer.h (struct _stmt_vec_info): Add
loop_phi_evolution_part member.
(STMT_VINFO_LOOP_PHI_EVOLUTION_PART): New define.
* tree-vect-loop.c (vect_analyze_scalar_cycles_1): Initialize
STMT_VINFO_LOOP_PHI_EVOLUTION_PART.
* tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
Use the cached evolution part and the PHI nodes value from
the loop preheader edge instead of re-analyzing the evolution.

* gfortran.dg/pr52678.f: New testcase.

2012-03-26  Richard Guenther  <rguenther@suse.de>

PR tree-optimization/52701
* tree-vect-loop.c (vect_analyze_scalar_cycles_1): Always
compute and set the evolution part of PHI nodes.

* gfortran.dg/pr52701.f90: New testcase.

2012-03-30  Richard Guenther  <rguenther@suse.de>

PR tree-optimization/52754
* tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
propagate arbitrary addresses into really plain dereferences.

* gcc.target/i386/pr52754.c: New testcase.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/branches/gcc-4_7-branch@186105 138bc75d-0d04-0410-961f-82ee72b054a4

PR tree-optimization/52835
* tree-data-ref.c (build_rdg): Return NULL if
compute_data_dependences_for_loop failed.

* gfortran.dg/pr52835.f90: New test.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/branches/gcc-4_7-branch@186103 138bc75d-0d04-0410-961f-82ee72b054a4

Daily bump.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/branches/gcc-4_7-branch@186096 138bc75d-0d04-0410-961f-82ee72b054a4

Update x32 rt_sigreturn syscall number to 0x40000201

2012-04-02  H.J. Lu  <hongjiu.lu@intel.com>

Backported from mainline
2012-04-02  H.J. Lu  <hongjiu.lu@intel.com>

* config/i386/linux-unwind.h (RT_SIGRETURN_SYSCALL): Update x32
system call number.

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Daily bump.

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Daily bump.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/branches/gcc-4_7-branch@186053 138bc75d-0d04-0410-961f-82ee72b054a4

* tree-cfg.c (call_can_make_abnormal_goto): New predicate.
(stmt_can_make_abnormal_goto): Use it.
(is_ctrl_altering_stmt): Likewise.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/branches/gcc-4_7-branch@186048 138bc75d-0d04-0410-961f-82ee72b054a4

* config/ia64/unwind-ia64.c (uw_install_context): Manually save LC
if it hasn't been previously saved.

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Revert
2012-03-25  Eric Botcazou  <ebotcazou@adacore.com>

* gcc-interface/decl.c (SS_MARK_NAME): New define.
(gnat_to_gnu_entity) <E_Function>: Prepend leaf attribute on entities
whose name is SS_MARK_NAME.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/branches/gcc-4_7-branch@186039 138bc75d-0d04-0410-961f-82ee72b054a4

2012-03-31  Martin Jambor  <mjambor@suse.cz>

* tree-ssa-ccp.c (insert_clobbers_for_var): Do not assert that there
is a builtin_stack_save in a dominating BB.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/branches/gcc-4_7-branch@186037 138bc75d-0d04-0410-961f-82ee72b054a4

2012-03-30  Jeffrey Yasskin  <jyasskin@gcc.gnu.org>
    Paolo Carlini  <paolo.carlini@oracle.com>

PR libstdc++/52799
* include/bits/deque.tcc (emplace): Fix thinko, replace push_front
-> emplace_front, and likewise for *_back.
* testsuite/23_containers/deque/modifiers/emplace/52799.cc: New.
* testsuite/23_containers/list/modifiers/emplace/52799.cc: Likewise.
* testsuite/23_containers/vector/modifiers/emplace/52799.cc: Likewise.

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Daily bump.

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libgo: Update to weekly.2012-03-27 aka go1 release.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/branches/gcc-4_7-branch@186030 138bc75d-0d04-0410-961f-82ee72b054a4

File removed in weekly.2012-03-22 release.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/branches/gcc-4_7-branch@186027 138bc75d-0d04-0410-961f-82ee72b054a4

libgo: Update to weekly.2012-03-22.

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libgo: Update to weekly.2012-03-13.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/branches/gcc-4_7-branch@186022 138bc75d-0d04-0410-961f-82ee72b054a4

syscall: Convert errno to error after Exitsyscall.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/branches/gcc-4_7-branch@186021 138bc75d-0d04-0410-961f-82ee72b054a4

PR libgfortran/52758
* intrinsics/chmod.c (chmod_func): Remove out-of-bounds
initialization of rwxXstugo.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/branches/gcc-4_7-branch@186014 138bc75d-0d04-0410-961f-82ee72b054a4

compiler: Fix order of evaluation of struct composite literals.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/branches/gcc-4_7-branch@185991 138bc75d-0d04-0410-961f-82ee72b054a4