re PR rtl-optimization/49095 (Horrible code generation for trivial decrement with test)

PR rtl-optimization/49095
* config/i386/predicates.md (plusminuslogic_operator): New predicate.
* config/i386/i386.md: Add peepholes for mem {+,-,&,|,^}= x; mem != 0.

* gcc.target/i386/pr49095.c: New test.

From-SVN: r174413

re PR fortran/45786 (Relational operators .eq. and == are not recognized as equivalent)

2011-05-29  Thomas Koenig  <tkoenig@gcc.gnu.org>

PR fortran/45786
* interface.c (gfc_equivalent_op):  New function.
(gfc_check_interface):  Use gfc_equivalent_op instead
of switch statement.
* decl.c (access_attr_decl):  Also set access to an
equivalent operator.

2011-05-29  Thomas Koenig  <tkoenig@gcc.gnu.org>

PR fortran/45786
* gfortran.dg/operator_7.f90:  New test case.

From-SVN: r174412

re PR fortran/18918 (Eventually support Fortran 2008's coarrays [co-arrays])

2011-05-29  Tobias Burnus  <burnus@net-b.de>

        PR fortran/18918
        * interface.c (compare_parameter): Add check for passing coarray
        to allocatable noncoarray dummy.

2011-05-29  Tobias Burnus  <burnus@net-b.de>

        PR fortran/18918
        * gfortran.dg/coarray_24.f90: New.

From-SVN: r174411

re PR fortran/18918 (Eventually support Fortran 2008's coarrays [co-arrays])

2011-05-29  Tobias Burnus  <burnus@net-b.de>
            Richard Guenther  <rguenther@suse.de>

        PR fortran/18918
        * trans-types.c (gfc_get_nodesc_array_type): Don't mess with
        the type's TREE_TYPE.
        * trans-array.c (gfc_conv_array_ref): Use TYPE_MAIN_VARIANT.
        * trans.c (gfc_build_array_ref): Ditto.

2011-05-29  Tobias Burnus  <burnus@net-b.de>

        PR fortran/18918
        * gfortran.dg/coarray_23.f90: New.

Co-Authored-By: Richard Guenther <rguenther@suse.de>
From-SVN: r174410

Add PR target/43700 to an earlier changelog entry.

From-SVN: r174403

re PR target/43995 (internal compiler error: Segmentation fault on Mips64 crossbuild of ext2progs)

gcc/
PR target/43995
* config/mips/mips.c (mips_pic_call_symbol_from_set): Add a
recurse_p argument.  Only follow register copies if it is set,
and prevent mips_find_pic_call_symbol from recursing.
(mips_find_pic_call_symbol): Add a recurse_p argument.
Pass it to mips_pic_call_symbol_from_set.
(mips_annotate_pic_calls): Update accordingly.

From-SVN: r174402

emit-rtl.c (try_split): Use a loop to search for NOTE_INSN_CALL_ARG_LOCATIONs.

gcc/
* emit-rtl.c (try_split): Use a loop to search for
NOTE_INSN_CALL_ARG_LOCATIONs.

gcc/testsuite/
From Ryan Mansfield
* gcc.dg/pr48826.c: New test.

From-SVN: r174401

re PR tree-optimization/49217 (Wrong optimization of code)

2011-05-29  Richard Guenther  <rguenther@suse.de>

PR tree-optimization/49217
* ipa-pure-const.c (propagate_pure_const): Fix typos.

* gcc.dg/torture/pr49217.c: New testcase.

From-SVN: r174400

re PR testsuite/49222 (FAIL: gcc.dg/vect/pr49038.c (test for excess errors) on *-apple-darwin*)

PR testsuite/49222
* gcc.dg/vect/pr49038.c: Use MAP_ANON if MAP_ANONYMOUS is not defined.

From-SVN: r174398

lto-streamer-out.c (hash_string_slot_node): Hash string based on its length.

* lto-streamer-out.c (hash_string_slot_node): Hash string based on its
length.
(string_slot_free): Remove
(create_output_block): Initialize obstack.
(destroy_output_block): Free obstack.
(lto_string_index): Add PERSISTENT parameter; do not duplicate
the string unless it needs to be added into the hash.
(lto_output_string_with_length): Add persistent attribute;
handle NULL strings.
(lto_output_string): Add PERSISTENT parameter.
(output_string_cst, output_identifier): Simplify.
(lto_output_location_bitpack): Update.
(lto_output_builtin_tree): Update.
* lto-streamer.h (struct output_block): Add obstack.
(lto_output_string, lto_output_string_with_length): Remove declarations;
functions are static now.

From-SVN: r174397

PR 49214 fd_gets should return NULL if nothing was read

From-SVN: r174395

lto-streamer-out.c (pack_ts_fixed_cst_value_fields, [...]): Use enum and variable length i/o.

* lto-streamer-out.c (pack_ts_fixed_cst_value_fields,
pack_ts_decl_common_value_fields, pack_ts_decl_with_vis_value_fields,
pack_ts_function_decl_value_fields, lto_output_builtin_tree,
output_cfg, output_gimple_stmt): Use enum and variable length i/o.
* lto-streamer-in.c (input_cfg, input_gimple_stmt,
unpack_ts_fixed_cst_value_fields, unpack_ts_decl_common_value_fields,
unpack_ts_decl_with_vis_value_fields,
unpack_ts_type_common_value_fields, unpack_ts_block_value_fields,
lto_get_builtin_tree): Use enum and variable length i/o.
* basic-block.h (profile_status_d): Add PROFILE_LAST.
* lto-streamer.h (bp_pack_int_in_range, bp_unpack_int_in_range):
New functions.
(bp_pack_enum, bp_unpack_enum): New macros.

From-SVN: r174394

PR 19155 Check for strtod failure via endptr

From-SVN: r174393

boolean_subtype.adb: Rename to...

* gnat.dg/boolean_subtype.adb: Rename to...
* gnat.dg/boolean_subtype1.adb: ...this.

From-SVN: r174392

Daily bump.

From-SVN: r174391

re PR c++/46124 ([C++0x] ICE: tree check: expected var_decl or function_decl, have error_mark in cp_parser_lambda_declarator_opt, at cp/parser.c:7817 on invalid lambda function)

PR c++/46124
* parser.c (cp_parser_lambda_expression): Improve error recovery.
(cp_parser_lambda_declarator_opt): Likewise.  Return bool.

From-SVN: r174386

re PR c++/47277 ([C++0x] pseudo destructor code that cause an internal compiler error with std=gnu++0x)

PR c++/47277
* parser.c (cp_parser_pseudo_destructor_name): Commit to parse
after we see the ~.

From-SVN: r174385

pointer_to.cc: Fix.

2011-05-28  Jonathan Wakely  <jwakely.gcc@gmail.com>

* testsuite/20_util/pointer_traits/pointer_to.cc: Fix.

From-SVN: r174384

acinclude.m4: Define GLIBCXX_CHECK_GET_NPROCS and GLIBCXX_CHECK_SC_NPROCESSORS_ONLN.

2011-05-28  Jonathan Wakely  <jwakely.gcc@gmail.com>

* acinclude.m4: Define GLIBCXX_CHECK_GET_NPROCS and
GLIBCXX_CHECK_SC_NPROCESSORS_ONLN.
* configure.ac: Use them. Increase minor version.
* configure: Regenerate.
* config.h.in: Regenerate.
* include/std/thread (thread::hardware_concurrency): Remove inline
definition.
* src/thread.cc (thread::hardware_concurrency): Define.
* config/abi/pre/gnu.ver: Export new symbol @3.4.17
* testsuite/util/testsuite_abi.cc: Add new version.
* testsuite/lib/libstdc++.exp (check_v3_target_nprocs): Add.
* testsuite/lib/dg-options.exp (dg-require-nprocs): Add.
* testsuite/30_threads/thread/members/hardware_concurrency.cc: Use
dg-require-nprocs and verify hardware_concurrency returns non-zero.

From-SVN: r174383

genrecog.c: Remove redundant forward declarations.

gcc/
* genrecog.c: Remove redundant forward declarations.

From-SVN: r174382

pointer_to.cc: New.

2011-05-28  Jonathan Wakely  <jwakely.gcc@gmail.com>

* testsuite/20_util/pointer_traits/pointer_to.cc: New.

From-SVN: r174381

Makefile.am: Add new ptr_traits.h header.

2011-05-28  Jonathan Wakely  <jwakely.gcc@gmail.com>

* include/Makefile.am: Add new ptr_traits.h header.
* include/Makefile.in: Regenerate.
* include/bits/ptr_traits.h (pointer_traits): New.
* include/bits/allocator.h (allocator_traits): Add.
* include/ext/array_allocator.h (construct, destroy): Update C++0x
versions.
* include/ext/bitmap_allocator.h (construct, destroy): Likewise.
* include/ext/extptr_allocator.h (construct, destroy): Likewise.
* include/ext/malloc_allocator.h (construct, destroy): Likewise.
* include/ext/mt_allocator.h (construct, destroy): Likewise.
* include/ext/new_allocator.h (construct, destroy): Likewise.
* include/ext/pool_allocator.h (construct, destroy): Likewise.
* include/ext/throw_allocator.h (construct, destroy): Likewise.
* testsuite/20_util/allocator_traits/requirements/typedefs.cc: New.
* testsuite/20_util/allocator_traits/requirements/
explicit_instantiation.cc: New.
* testsuite/20_util/allocator_traits/members/max_size.cc: New.
* testsuite/20_util/allocator_traits/members/select.cc: New.
* testsuite/20_util/allocator_traits/members/construct.cc: New.
* testsuite/20_util/allocator_traits/members/allocate_hint.cc: New.
* testsuite/20_util/allocator_traits/members/destroy.cc: New.
* testsuite/20_util/pointer_traits/requirements/typedefs.cc: New.
* testsuite/20_util/pointer_traits/requirements/
explicit_instantiation.cc: New.

From-SVN: r174380

config.gcc: Deprecate mips*-*-openbsd*.

gcc/
* config.gcc: Deprecate mips*-*-openbsd*.

From-SVN: r174379

re PR bootstrap/49195 (Error building libgcc for powerpc64 since r174305)

gcc/
PR bootstrap/49195
* genrecog.c (add_to_sequence): Use XEXP rather than XVECEXP
for match_op_dup.

From-SVN: r174378

mangle.c (mangle_decl_string): Make sure we don't try to mangle templates.

* mangle.c (mangle_decl_string): Make sure we don't try to mangle
templates.

From-SVN: r174376

re PR c++/47049 ([C++0x] ICE in write_unnamed_type_name with lambda use)

PR c++/47049
* semantics.c (maybe_add_lambda_conv_op): Fix COMDAT sharing.
* decl.c (start_preparsed_function): Don't call comdat_linkage for
a template.

From-SVN: r174375

future (launch): Update enumerators and define operators required for bitmask type.

2011-05-28  Jonathan Wakely  <jwakely.gcc@gmail.com>

* include/std/future (launch): Update enumerators and define
operators required for bitmask type. Remove trailing whitespace.
* src/future.cc: Remove trailing whitespace.
* testsuite/30_threads/async/any.cc: Adjust.
* testsuite/30_threads/async/sync.cc: Adjust.
* testsuite/30_threads/async/launch.cc: New.

From-SVN: r174374

Daily bump.

From-SVN: r174373

future: Use noexcept.

2011-05-28  Jonathan Wakely  <jwakely.gcc@gmail.com>

* include/std/future: Use noexcept.
* src/future.cc: Likewise.

From-SVN: r174368

Change export code to use the backend interface.

* go-backend.c: Include "output.h".
(go_write_export_data): New function.
* go-c.h (go_write_export_data): Declare.
* Make-lang.in (go/go-backend.o): Depend on output.h.
(go/export.o): Depend on $(GO_C_H).  Do not depend on
$(MACHMODE_H), output.h, or $(TARGET_H).

From-SVN: r174366

thread (this_thread::sleep_until): Move after sleep_for.

2011-05-27  Jonathan Wakely  <jwakely.gcc@gmail.com>

* include/std/thread (this_thread::sleep_until): Move after sleep_for.

From-SVN: r174365

re PR fortran/18918 (Eventually support Fortran 2008's coarrays [co-arrays])

2011-05-27  Tobias Burnus  <burnus@net-b.de>

        PR fortran/18918
        * check.c (gfc_check_associated, gfc_check_null): Add coindexed
        * check.
        * match.c (gfc_match_nullify): Ditto.
        * resolve.c (resolve_deallocate_expr): Ditto.
        * trans-types.c (gfc_get_nodesc_array_type): Don't set
        * restricted
        for nonpointers.

2011-05-27  Tobias Burnus  <burnus@net-b.de>

        PR fortran/18918
        * gfortran.dg/coarray_22.f90: New.

From-SVN: r174364

re PR other/48981 (bootstrap-lto -O3 produces miscompiled, broken gcc)

2011-05-27  Andrew Pinski  <pinskia@gmail.com>

PR middle-end/48981
* gengtype.c (vec_prefix_type): New function.
(note_def_vec): Use vec_prefix_type and change the length
attribute to be based on the prefix.
* vec.c: Include coretypes.h before vec.h.
(struct vec_prefix): Remove.
(vec_gc_p_reserve): Change the offsetof to sizeof.
(vec_gc_p_reserve_exact): Likewise.
(vec_heap_p_reserve): Likewise.
(vec_heap_p_reserve_exact): Likewise.
(vec_stack_o_reserve_1): Copy from +1 instead of from vec.
(vec_stack_p_reserve): Change the offsetof to sizeof.
(vec_stack_p_reserve_exact): Likewise.
* vec.h (struct vec_prefix): New struct definition.
(VEC_T(T,B)): Use vec_prefix instead of having num/alloc fields.
(VEC_T_GTY(T,B)): Likewise.
(DEF_VEC_FUNC_P(T)): Use prefix field.
(DEF_VEC_NONALLOC_FUNCS_O(T,A)): Likewise.
(DEF_VEC_NONALLOC_FUNCS_I(T,A)): Likewise.

From-SVN: r174359

re PR tree-optimization/46728 (GCC does not generate fmadd for pow (x, 0.75)+y on powerpc)

2011-05-27  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>

PR tree-optimization/46728
* gcc.target/powerpc/pr46728-1.c: New.
* gcc.target/powerpc/pr46728-2.c: New.
* gcc.target/powerpc/pr46728-3.c: New.
* gcc.target/powerpc/pr46728-4.c: New.
* gcc.target/powerpc/pr46728-5.c: New.
* gcc.dg/pr46728-6.c: New.
* gcc.target/powerpc/pr46728-7.c: New.
* gcc.target/powerpc/pr46728-8.c: New.
* gcc.dg/pr46728-9.c: New.
* gcc.target/powerpc/pr46728-10.c: New.
* gcc.target/powerpc/pr46728-11.c: New.
* gcc.dg/pr46728-12.c: New.
* gcc.target/powerpc/pr46728-13.c: New.
* gcc.target/powerpc/pr46728-14.c: New.
* gcc.target/powerpc/pr46728-15.c: New.
* gcc.target/powerpc/pr46728-16.c: New.

From-SVN: r174358

re PR c++/47132 ([C++0x] decltype can't deduce some operator return types when defining an auto function's return)

PR c++/47132
* mangle.c (write_expression): Handle MODOP_EXPR.

From-SVN: r174357

re PR c++/49176 ([c++0x] valid code rejected with "error: uninitialized const")

PR c++/49176
* g++.dg/template/const5.C: New.

From-SVN: r174356

re PR c++/47277 ([C++0x] pseudo destructor code that cause an internal compiler error with std=gnu++0x)

PR c++/47277
* parser.c (cp_parser_unqualified_id): Don't check
constructor_name_p for enums.

From-SVN: r174355

re PR c++/47687 ([C++0x] Crash on a lambda returning a lambda (using std::function))

PR c++/47687
* pt.c (dependent_type_p_r): Avoid infinite recursion.

From-SVN: r174354

re PR c++/48284 ([C++0x] incorrect printing of decltype operand in diagnostic)

PR c++/48284
* error.c (dump_expr) [COMPONENT_REF]: Use pp_cxx_dot
with INDIRECT_REF of REFERENCE_TYPE.

From-SVN: r174353

re PR c++/49181 ([C++0x] Error reporting routines re-entered)

PR c++/49181
* pt.c (get_mostly_instantiated_function_type): Use push_access_scope.

From-SVN: r174352

re PR c++/49165 (ICE on for-loop/throw combination)

PR c++/49165
* c-common.c (c_common_truthvalue_conversion) <case COND_EXPR>: For
C++ don't call c_common_truthvalue_conversion on void type arms.

* g++.dg/eh/cond6.C: New test.

From-SVN: r174350

re PR tree-optimization/46728 (GCC does not generate fmadd for pow (x, 0.75)+y on powerpc)

2011-05-27  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>

PR tree-optimization/46728
* tree-ssa-math-opts.c (powi_as_mults_1): Add gimple_set_location.
(powi_as_mults): Add gimple_set_location.
(build_and_insert_call): New.
(gimple_expand_builtin_pow): Add handling for pow(x,y) when y is
0.5, 0.25, 0.75, 1./3., or 1./6.

From-SVN: r174349

re PR fortran/48820 (TR 29113: Implement parts needed for MPI 3)

2011-05-27  Tobias Burnus  <burnus@net-b.de>

        PR fortran/48820
        * gfortran.h (gfc_isym_id): Add GFC_ISYM_RANK.
        * intrinsic.c (add_functions): Add rank intrinsic.
        (gfc_check_intrinsic_standard): Handle GFC_STD_F2008_TR.
        * intrinsic.h (gfc_simplify_rank, gfc_check_rank): Add
        * prototypes.
        * simplify.c (gfc_simplify_rank): New function.
        * intrinsic.texi (RANK): Add description for rank intrinsic.
        * check.c (gfc_check_rank): New function.

2011-05-27  Tobias Burnus  <burnus@net-b.de>

        PR fortran/48820
        * gfortran.dg/rank_3.f90: New.
        * gfortran.dg/rank_4.f90: New.

From-SVN: r174348

* MAINTAINERS (Write After Approval): Update my email address.

From-SVN: r174347

contrib.texi: Update copyright years.

2011-05-27  Alexander Monakov  <amonakov@ispras.ru>

* doc/contrib.texi: Update copyright years.
(Contributors): Add Zdenek Sojka.

From-SVN: r174344

move TS_STATEMENT_LIST to be a substructure of TS_TYPED

move TS_STATEMENT_LIST to be a substructure of TS_TYPED
gcc/
* c-decl.c (c_push_function_context): Copy the current statement
list stack.
(add_stmt): Check building_stmt_list_p and push_stmt if necessary.
(finish_struct): Call building_stmt_list_p instead of checking
cur_stmt_list.
* c-parser.c (c_parser_postfix_expression): Likewise.
* c-typeck.c (c_end_compound_stmt): Likewise.
* print-tree.c (print_node) [STATEMENT_LIST]: Don't print TREE_CHAIN.
* tree-iterator.c (stmt_list_cache): Change to a VEC.
(alloc_stmt_list): Adjust for stmt_list_cache's new type.
(free_stmt_list): Likewise.
* tree.h (struct tree_statement_list): Include typed_tree instead
of tree_common.
* tree.c (initialize_tree_contains_struct): Mark TS_STATEMENT_LIST
as TS_TYPED instead of TS_COMMON.

gcc/c-family/
* c-common.h (struct stmt_tree_s) [x_cur_stmt_list]: Change to a VEC.
(stmt_list_stack): Define.
(cur_stmt_list): Adjust for new type of x_cur_stmt_list.
* c-semantics.c (push_stmt_list, pop_stmt_list): Likewise.

gcc/cp/
* cp-tree.h (building_stmt_tree): Delete.
* decl.c (save_function_data): Tweak initializer for x_cur_stmt_list.
(build_aggr_init_full_exprs): Call building_stmt_list_p
instead of building_stmt_tree.
(initialize_local_var): Likewise.
(finish_function): Likewise.
* decl2.c (finish_anon_union): Likewise.
* init.c (begin_init_stmts): Likewise.
(finish_init_stmts): Likewise.
(expand_aggr_init_1): Likewise.
* name-lookup.c (do_local_using_decl): Likewise.
(do_namespace_alias): Likewise.
(do_using_directive): Likewise.
(cp_emit_debug_info_for_using): Likewise.
* semantics.c (add_stmt): Assert that stmt_list_stack is non-empty.

From-SVN: r174343

re PR libstdc++/49187 (parallel mode compilation broken - unqualified lookup? (bisected))

2011-05-27  Paolo Carlini  <paolo.carlini@oracle.com>

PR libstdc++/49187
* include/parallel/losertree.h: Add missing using declarations
of _Base::_M_comp.
* include/parallel/algobase.h: Include <parallel/algorithmfwd.h>.
* include/parallel/multiway_merge.h: Include <parallel/
multiseq_selection.h>, forward declare __merge_advance.
* include/parallel/multiseq_selection.h: Don't include <parallel/
sort.h> here.
* include/ext/pb_ds/detail/thin_heap_/erase_fn_imps.hpp: Fix
qualification of upper_bound.

* testsuite/ext/pb_ds/regression/tree_no_data_map_rand_debug.cc:
Use dg-require-debug-mode.
* testsuite/ext/pb_ds/regression/tree_data_map_rand_debug.cc:
Likewise.
* testsuite/ext/pb_ds/regression/priority_queue_rand_debug.cc:
Likewise.
* testsuite/ext/pb_ds/regression/trie_no_data_map_rand_debug.cc:
Likewise.
* testsuite/ext/pb_ds/regression/trie_data_map_rand_debug.cc:
Likewise.
* testsuite/ext/pb_ds/regression/list_update_no_data_map_rand_debug.cc:
Likewise.
* testsuite/ext/pb_ds/regression/list_update_data_map_rand_debug.cc:
Likewise.
* testsuite/ext/pb_ds/regression/hash_no_data_map_rand_debug.cc:
Likewise.
* testsuite/ext/pb_ds/regression/hash_data_map_rand_debug.cc:
Likewise.

* include/parallel/algo.h: Minor uglification fixes.

From-SVN: r174342

tree-ssa-pr43411.C: Rename function to be inlined and replace dump search.

* g++.dg/tree-ssa-pr43411.C: Rename function to be inlined and
replace dump search.

From-SVN: r174341

configure.ac (gcc_cv_as_ix86_tlsgdplt): Check for @tlsgdplt

2011-05-27  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
    Uros Bizjak <ubizjak@gmail.com>

* configure.ac (gcc_cv_as_ix86_tlsgdplt): Check for @tlsgdplt
(HAVE_AS_IX86_TLSGDPTL): Define.
(gcc_cv_as_ix86_tlsldmplt): Check for @tlsldmplt.
(HAVE_AS_IX86_TLSLDMPLT): Define.
* configure: Regenerate.
* config.in: Regenerate.
* config/i386/i386.c (ix86_print_operand): Handle code 'p'.
* config/i386/i386.md (*tls_global_dynamic_32_gnu): If
TARGET_SUN_TLS, use @tlsgdplt or @plt.
(*tls_global_dynamic_64): Use @plt if TARGET_SUN_TLS.
(*tls_local_dynamic_base_32_gnu): If TARGET_SUN_TLS, use
@tlsldmplt or @plt.
(*tls_local_dynamic_base_64): Use @plt if TARGET_SUN_TLS.

Co-Authored-By: Uros Bizjak <ubizjak@gmail.com>
From-SVN: r174340

bit_packed_array5.ads: Move dg directive to...

* gnat.dg/bit_packed_array5.ads: Move dg directive to...
* gnat.dg/bit_packed_array5.adb: ...here.

From-SVN: r174338

re PR c++/42056 (ICE with invalid use of auto in template)

/cp
2011-05-27  Paolo Carlini  <paolo.carlini@oracle.com>

PR c++/42056
* typeck2.c (build_functional_cast): Complain early for invalid uses
of 'auto' and set type to error_mark_node.

/testsuite
2011-05-27  Paolo Carlini  <paolo.carlini@oracle.com>

PR c++/42056
* testsuite/g++.dg/cpp0x/auto25.C: New.

From-SVN: r174337

sched-int.h (struct _haifa_deps_insn_data): New members cond and reverse_cond.

* sched-int.h (struct _haifa_deps_insn_data): New members cond
and reverse_cond.
(INSN_COND, INSN_REVERSE_COND): New macros.
* sched-deps.c (deps_analyze_insn): Call sched_get_condition_with_rev
once.
(sched_get_condition_with_rev): Cache the results, and look them up
if possible.
(sched_analyze_insn): Destroy INSN_COND of previous insns if they
are clobbered by the current insn.
* target.def (exposed_pipline): New sched data hook.
* doc/tm.texi.in: TARGET_SCHED_EXPOSED_PIPELINE: Add hook.
* doc/tm.texi: Regenerate.

From-SVN: r174336

920711-1.x: Add -fwrapv.

2011-05-27  Richard Guenther  <rguenther@suse.de>

* gcc.c-torture/execute/920711-1.x: Add -fwrapv.

From-SVN: r174335

920612-1.x: Add -fwrapv.

2011-05-27  Richard Guenther  <rguenther@suse.de>

* gcc.c-torture/execute/920612-1.x: Add -fwrapv.

From-SVN: r174334

Index...

Index: gcc/ChangeLog
===================================================================
--- gcc/ChangeLog (revision 174330)
+++ gcc/ChangeLog (working copy)
@@ -1,3 +1,9 @@
+2011-05-27  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
+
+ PR tree-optimization/49170
+ * tree-ssa-math-opts.c (execute_cse_sincos):  Add checks for
+ sincos or cexp.
+
 2011-05-27  Richard Guenther  <rguenther@suse.de>

  PR middle-end/49189
Index: gcc/tree-ssa-math-opts.c
===================================================================
--- gcc/tree-ssa-math-opts.c (revision 174330)
+++ gcc/tree-ssa-math-opts.c (working copy)
@@ -1093,6 +1093,10 @@ execute_cse_sincos (void)
  CASE_FLT_FN (BUILT_IN_COS):
  CASE_FLT_FN (BUILT_IN_SIN):
  CASE_FLT_FN (BUILT_IN_CEXPI):
+   /* Make sure we have either sincos or cexp.  */
+   if (!TARGET_HAS_SINCOS && !TARGET_C99_FUNCTIONS)
+     break;
+
    arg = gimple_call_arg (stmt, 0);
    if (TREE_CODE (arg) == SSA_NAME)
      cfg_changed |= execute_cse_sincos_1 (arg);

From-SVN: r174331

re PR middle-end/49189 (infinite recursion in constant folder)

2011-05-27  Richard Guenther  <rguenther@suse.de>

PR middle-end/49189
* fold-const.c (fold_unary_loc): Do not re-fold folding conversions
of comparisons.

* gnat.dg/bit_packed_array5.adb: New testcase.
* gnat.dg/bit_packed_array5.ads: Likewise.

From-SVN: r174330

haifa-sched.c (sched_scan_info): Remove.

* haifa-sched.c (sched_scan_info): Remove.
(schedule_block): Call sched_extend_luids rather than sched_init_luids
with NULL args.
(extend_bb, init_bb, extend_insn, init_insn, init_insns_in_bb):
Remove functions.
(sched_scan): Remove.
(sched_extend_luids): Renamed from luids_extend_insn and no longer
static.  All callers changed.
(sched_init_insn_luid): Renamed from luids_init_insn and no longer
static.  All callers changed.
(sched_init_luids): Remove all arguments except the first.  All
callers changed.  Don't use sched_scan.
(haifa_init_h_i_d): Likewise.
(haifa_init_insn): Call sched_extend_luids and sched_init_insn_luid
manually rather than using sched_init_luids.  Likewise with
extend_h_i_d, init_h_i_d and haifa_init_h_i_d.
* sel-sched.c (sel_region_target_finish): Call sched_extend_luids
rather than sched_init_luids with NULL args.
* sel-sched-ir.c (new_insns): Remove variable.
(sched_scan): New static function, previously in haifa-sched.c.  Remove
all arguments but the first two; all callers changed.
(sel_init_new_insn): Call sched_extend_luids and sched_init_insn_luid
rather than sched_init_luids.
(sel_init_bbs): Remove second argument.  All callers changed.
(sel_add_bb): Call sched_extend_luids rather than sched_init_luids
with NULL arguments.
(create_insn_rtx_from_pattern): Likewise.
* sel-sched-ir.h (sel_init_bbs): Adjust declaration.
* sched-int.h (sched_init_luids, haifa_init_h_i_d): Likewise.
(sched_init_insn_luid, sched_extend_luids): Declare.
(sched_scan_info_def, sched_scan_info, sched_scan): Remove
declarations.

From-SVN: r174327

re PR middle-end/49177 (FAIL: gcc.dg/vect/fast-math-ifcvt-1.c)

2011-05-27  Richard Guenther  <rguenther@suse.de>

PR middle-end/49177
* fold-const.c (fold_unary_loc): Fold (T)(A CMP B) to
A CMP B ? (T) true : (T) false for non-integral types T again.

From-SVN: r174326

lto-streamer-out.c (lto_string_index): break out from...; offset by 1 so 0 means NULL string.

* lto-streamer-out.c (lto_string_index): break out from...; offset by 1
so 0 means NULL string.
(lto_output_string_with_length): ... here.
(lto_output_string, output_string_cst, output_identifier): Update handling
of NULL strings.
(lto_output_location_bitpack): New function.
(lto_output_location): Use it.
(lto_output_tree_ref): Use output_record_start.
(pack_ts_type_common_value_fields): Pack aliagn & alias set in var len values.
* lto-streamer-in.c (string_for_index): Break out from ...; offset values by 1.
(input_string_internal): ... here;
(input_string_cst, input_identifier, lto_input_string): Update handling of
NULL strings.
(lto_input_location_bitpack): New function
(lto_input_location): Use it.
(unpack_ts_type_common_value_fields): Pack align & alias in var len values.
* lto-streamer.h (bp_pack_val_len_unsigned, bp_pack_val_len_int,
bp_unpack_val_len_unsigned, bp_unpack_val_len_int): Declare.
(bp_pack_value): Sanity check the value range.
* lto-section-in.c (bp_unpack_val_len_unsigned, bp_unpack_val_len_int):
New functions.
* lto-section-out.h (bp_pack_val_len_unsigned, bp_pack_val_len_int):
New functions.

From-SVN: r174325

picochip.c (reorder_var_tracking_notes): Drop call_arg_location instructions down the floor.

        * config/picochip/picochip.c (reorder_var_tracking_notes): Drop
        call_arg_location instructions down the floor.

From-SVN: r174322

re PR bootstrap/49173 (No rule to make target `../../../../work/libgcc/../gcc/libgcc-std.ver', needed by `libgcc.map'.)

PR bootstrap/49173
* config/t-slibgcc-darwin (SHLIB_MAPFILES): Look for
libgcc-std.ver in the build directory.
* config/s390/t-linux (SHLIB_MAPFILES): Likewise.
* config/sh/t-linux (SHLIB_MAPFILES): Likewise.

From-SVN: r174321

re PR c++/47721 ([C++0x] Updated friendship rules?)

PR c++/47721
* parser.c (cp_parser_member_declaration): Allow friend T.
* friend.c (make_friend_class): Ignore non-classes.
* pt.c (instantiate_class_template_1): Handle TEMPLATE_TYPE_PARM.

From-SVN: r174319

DR 1004

DR 1004
* pt.c (convert_template_argument): Don't complain about using
injected-class-name as template template argument.

From-SVN: r174318

re PR c++/47956 ([C++0x] gcc accepts static data member declaration with initializer for non-const literal type if type-specifier is auto)

PR c++/47956
* decl.c (check_static_variable_definition): Now static.
(cp_finish_decl): Call it here.
(grokdeclarator): Not here.
* pt.c (instantiate_class_template_1): Or here.
* cp-tree.h: Don't declare it.

From-SVN: r174317

Daily bump.

From-SVN: r174315

* gcc.dg/march.c: Ignore a note for some targets.

From-SVN: r174310

re PR rtl-optimization/49154 (build fails on cris-elf in libgcc: ICE in setup_pressure_classes, at ira.c:902)

2011-05-26  Vladimir Makarov  <vmakarov@redhat.com>

PR rtl-optimization/49154
* ira.c (setup_pressure_classes): Process class without sublcasses
as a candidate for pressure classes.

From-SVN: r174309

detect C++ errors to fix 2288 and 18770

detect C++ errors to fix 2288 and 18770
gcc/cp/
PR c++/2288
PR c++/18770
* name-lookup.h (enum scope_kind): Add sk_cond.
* name-lookup.c (pushdecl_maybe_friend): Get scope of shadowed local.
Detect and report error for redeclaration from for-init or if
or switch condition.
(begin_scope): Handle sk_cond.
* semantics.c (begin_if_stmt): Use sk_cond.
(begin switch_stmt): Ditto.
gcc/testsuite/
PR c++/2288
PR c++/18770
* g++.old-deja/g++.jason/cond.C: Remove xfails.
* g++.dg/parse/pr18770.C: New test.
* g++.dg/cpp0x/range-for5.C: Add dg-error marker.

Co-Authored-By: Nathan Froyd <froydnj@codesourcery.com>
From-SVN: r174307

re PR rtl-optimization/48575 (RTL vector patterns are limited to 26 elements)

gcc/
PR rtl-optimization/48575
* genrecog.c (position_type): New enum.
(position): New structure.
(decision): Use position structure instead of a string.
(root_pos, peep2_insn_pos_list): New variables.
(next_position, compare_positions): New functions.
(new_decision): Use position structures instead of strings.
(maybe_both_true): Likewise.
(change_state): Likewise.
(write_tree): Likewise.
(make_insn_sequence): Likewise.

From-SVN: r174305

re PR c++/48211 ([C++0x] Segment Fault When Compiling)

PR c++/48211
* name-lookup.h (cp_class_binding): Make base a pointer.
* name-lookup.c (new_class_binding): Adjust.
(poplevel_class): Adjust.

From-SVN: r174303

[multiple changes]

2011-05-26  Paul Thomas  <pault@gcc.gnu.org>
    Thomas Koenig  <tkoenig@gcc.gnu.org>

PR fortran/48955
* trans-expr.c (gfc_trans_assignment_1): GFC_REVERSE_NOT_SET
changed to GFC_ENABLE_REVERSE.
* trans-array.c (gfc_init_loopinfo): GFC_CANNOT_REVERSE changed
to GFC_INHIBIT_REVERSE.
* gfortran.h : Enum gfc_reverse is now GFC_ENABLE_REVERSE,
GFC_FORWARD_SET, GFC_REVERSE_SET and GFC_INHIBIT_REVERSE.
* dependency.c (gfc_dep_resolver): Change names for elements of
gfc_reverse as necessary. Change the logic so that forward
dependences are remembered as well as backward ones. When both
have appeared, force a temporary.

2011-05-26  Thomas Koenig  <tkoenig@gcc.gnu.org>

PR fortran/48955
* gfortran.dg/dependency_40.f90 : New test.

From-SVN: r174302

re PR fortran/18918 (Eventually support Fortran 2008's coarrays [co-arrays])

2011-05-26  Tobias Burnus  <burnus@net-b.de>

        PR fortran/18918
        * trans-array.c (gfc_conv_array_ref): Handle pointer coarrays.
        * trans-decl.c (has_coarray_vars, caf_init_block,
        gfor_fndecl_caf_register): New file-global variables.
        (gfc_finish_var_decl): Make sure that coarrays in main are static.
        (gfc_build_qualified_array): Generate coarray token variable.
        (gfc_get_symbol_decl): Don't use a static initializer for coarrays.
        (gfc_build_builtin_function_decls): Set gfor_fndecl_caf_register.
        (gfc_trans_deferred_vars, gfc_emit_parameter_debug_info): Skip for
        static coarrays.
        (generate_local_decl): Check for local coarrays.
        (create_main_function): SYNC ALL before calling MAIN.
        (generate_coarray_sym_init): Register static coarray.
        (generate_coarray_init): Generate CAF registering constructor
        function.
        (gfc_generate_function_code): Call it, if needed, do not create
        cgraph twice.
        (gfc_generate_module_vars, gfc_process_block_locals): Call
        generate_coarray_init.
        * trans-types.c (gfc_get_nodesc_array_type): Generate pointers
        * for
        -fcoarray=lib.
        * trans.h (gfor_fndecl_caf_register): New variable.
        (lang_type): New element caf_token.
        (GFC_TYPE_ARRAY_CAF_TOKEN): New macro.

2011-05-26  Tobias Burnus  <burnus@net-b.de>

        PR fortran/18918
        * gfortran.dg/coarray/registering_1.f90: New.

From-SVN: r174301

make TS_BLOCK a substructure of TS_BASE

make TS_BLOCK a substructure of TS_BASE
gcc/
* tree.c (initialize_tree_contains_struct): Mark TS_BLOCK as
TS_BASE instead of TS_COMMON.
(find_decls_types_r): Check for TS_TYPED structure before looking at
TREE_TYPE.
* tree.h (struct tree_block): Inherit from tree_base, not tree_common.
Add chain field.
(BLOCK_CHAIN): Use new chain field.

gcc/c-family/
* c-common.c (warning_candidate_p): Check for BLOCKs.

gcc/java/
* decl.c (poplevel): Don't access TREE_TYPE of BLOCKs.
* expr.c (build_jni_stub): Likewise.

From-SVN: r174300

lto.c (uniquify_nodes): Fix bug in one of the previous changes.

2011-05-26  Richard Guenther  <rguenther@suse.de>

lto/
* lto.c (uniquify_nodes): Fix bug in one of the previous changes.

From-SVN: r174296

list.cc: Use noexcept per the FDIS.

2011-05-26  Paolo Carlini  <paolo.carlini@oracle.com>

* src/list.cc: Use noexcept per the FDIS.
* src/compatibility-list-2.cc: Likewise.
* include/debug/set.h: Likewise.
* include/debug/unordered_map: Likewise.
* include/debug/multiset.h: Likewise.
* include/debug/forward_list: Likewise.
* include/debug/unordered_set: Likewise.
* include/debug/vector: Likewise.
* include/debug/map.h: Likewise.
* include/debug/deque: Likewise.
* include/debug/list: Likewise.
* include/debug/multimap.h: Likewise.
* include/profile/set.h: Likewise.
* include/profile/unordered_map: Likewise.
* include/profile/multiset.h: Likewise.
* include/profile/forward_list: Likewise.
* include/profile/vector: Likewise.
* include/profile/unordered_set: Likewise.
* include/profile/map.h: Likewise.
* include/profile/deque: Likewise.
* include/profile/list: Likewise.
* include/profile/multimap.h: Likewise.
* include/bits/hashtable.h: Likewise.
* include/bits/stl_list.h: Likewise.
* include/bits/stl_map.h: Likewise.
* include/bits/hashtable_policy.h: Likewise.
* include/bits/stl_set.h: Likewise.
* include/bits/forward_list.h: Likewise.
* include/bits/stl_multimap.h: Likewise.
* include/bits/stl_vector.h: Likewise.
* include/bits/stl_deque.h: Likewise.
* include/bits/stl_multiset.h: Likewise.
* include/bits/stl_bvector.h: Likewise.
* include/bits/stl_tree.h: Likewise.

From-SVN: r174295

rs6000.c (rs6000_register_move_cost): Make LR/CTR moves expensive on Power7 also.

        * config/rs6000/rs6000.c (rs6000_register_move_cost): Make LR/CTR
        moves expensive on Power7 also.

From-SVN: r174292

fold-const.c (fold_unary_loc): Remove bogus code.

2011-05-26  Richard Guenther  <rguenther@suse.de>

* fold-const.c (fold_unary_loc): Remove bogus code.

From-SVN: r174290

fix pr marker

From-SVN: r174288

make TS_IDENTIFIER be a substructure of TS_TYPED

make TS_IDENTIFIER be a substructure of TS_TYPED
gcc/
* tree.h (struct tree_identifier): Inherit from tree_typed, not
tree_common.
(HT_IDENT_TO_GCC_IDENT): Adjust for said change.
* tree.c (initialize_tree_contains_struct): Mark TS_IDENTIFIER as
TS_BASE instead of TS_COMMON.
* varasm.c (assemble_name): Remove assert.

gcc/c-family/
* c-common.h (struct c_common_identifier): Inherit from tree_typed,
not tree_common.

From-SVN: r174286

re PR c++/48424 (C++0x parameter packs expansion problem)

PR c++/48424
* decl.c (grokparms): Function parameter packs don't need to
go at the end.
* pt.c (type_unification_real): But they aren't deduced otherwise.

From-SVN: r174285

Makefile.in (srcdirify): Change order so that libgcc_objdir is substituted first.

* Makefile.in (srcdirify): Change order so that libgcc_objdir is
substituted first.
* libgcc-std.ver: Delete file.

From-SVN: r174284

re PR tree-optimization/48702 (optimization regression with gcc-4.6 on x86_64-unknown-linux-gnu)

2011-05-26  Richard Guenther  <rguenther@suse.de>

PR tree-optimization/48702
* tree-ssa-address.c (create_mem_ref_raw): Create MEM_REFs
only when we know the base address is within bounds.
* tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Do not
assume the base address of TARGET_MEM_REFs is in bounds.

* gcc.dg/torture/pr48702.c: New testcase.

From-SVN: r174282

re PR target/49099 (sparc.c:‘sparc_solaris_elf_asm_named_section’ declared ‘static’ but never defined)

PR target/49099
* config/sparc/sparc.c (sparc_solaris_elf_asm_named_section): Wrap
declaration in TARGET_SOLARIS.

From-SVN: r174279

picochip.md (cbranchhi4): No :CC for match_operator.

        * config/picochip/picochip.md (cbranchhi4): No :CC for match_operator.
          The instruction is then expanded explicitly.
        (supported_compare): Callable instruction.
        (compare): Likewise.

From-SVN: r174277

Fixed one of my last ChangeLog entries

From-SVN: r174276

tree-prof.exp: Check for -fprofile-generate support.

 gcov-profile/48845
* g++.dg/tree-prof/tree-prof.exp: Check for -fprofile-generate
support.
* gcc.dg/matrix/matrix.exp: Likewise.
* gcc.dg/tree-prof/tree-prof.exp: Likewise.
* lib/target-supports-dg.exp (dg-require-profiling): Don't pass
line number to check_profiling_available.
* lib/target-supports.exp (check_profiling_available): Account for
this.
Require TLS runtime support with -fprofile-generate.
* lib/profopt.exp (profopt-execute): Add TLS options for
-fprofile-generate.
* gcc.dg/pr47793.c: Add dg-require-profiling "-fprofile-generate".

From-SVN: r174275

re PR c++/49165 (ICE on for-loop/throw combination)

PR c++/49165
* gimplify.c (shortcut_cond_r): Don't special case
COND_EXPRs if they have void type on one of their arms.

* g++.dg/eh/cond5.C: New test.

From-SVN: r174273

haifa-sched.c (schedule-block): Reorder the inner scheduling loop to reduce duplication...

* haifa-sched.c (schedule-block): Reorder the inner scheduling loop
to reduce duplication, and to achieve a slightly more logical order
of operations.

From-SVN: r174271

re PR tree-optimization/49161 (Fix VRP on switch stmts)

PR tree-optimization/49161
* tree-vrp.c (struct case_info): New type.
(compare_case_labels): Sort case_info structs instead of
trees, and not primarily by CASE_LABEL uids but by
label_for_block indexes.
(find_switch_asserts): Put case labels into struct case_info
array instead of TREE_VEC, adjust sorting, compare label_for_block
values instead of CASE_LABELs.

* gcc.c-torture/execute/pr49161.c: New test.

From-SVN: r174270

In libobjc/: 2011-05-26 Nicola Pero <nicola.pero@meta-innovation.com>

In libobjc/:
2011-05-26  Nicola Pero  <nicola.pero@meta-innovation.com>

* sendmsg.c: Reindented part of the file.  No non-trivial changes
in code.

From-SVN: r174269

In libobjc/: 2011-05-26 Nicola Pero <nicola.pero@meta-innovation.com>

In libobjc/:
2011-05-26  Nicola Pero  <nicola.pero@meta-innovation.com>

* sendmsg.c (__objc_install_dtable_for_class): Use objc_getClass,
not objc_lookupClass.

From-SVN: r174268

Remove conflict marker

From-SVN: r174267

Fix generation of vorn and vbic for Neon.

From-SVN: r174266

re PR tree-optimization/49038 (-ftree-vectorise introduces reads past end of array)

        PR tree-optimization/49038
        * tree-vect-loop-manip.c (vect_generate_tmps_on_preheader):
        Ensure at least one epilogue iteration if required by data
        accesses with gaps.
        * tree-vectorizer.h (struct _loop_vec_info): Add new field
        to mark loops that require peeling for gaps.
        * tree-vect-loop.c (new_loop_vec_info): Initialize new field.
        (vect_get_known_peeling_cost): Take peeling for gaps into
        account.
        (vect_transform_loop): Generate epilogue if required by data
        access with gaps.
        * tree-vect-data-refs.c (vect_analyze_group_access): Mark the
        loop as requiring an epilogue if there are gaps in the end of
        the strided group.

From-SVN: r174265

Adjust gcc/testsuite/ChangeLog

From-SVN: r174264

pr25811-2.C: New.

2011-05-26  Fabien Chene  <fabien@gcc.gnu.org>
* g++.dg/init/pr25811-2.C: New.
* g++.dg/init/pr25811-3.C: New.
* g++.dg/init/pr25811-4.C: New.

From-SVN: r174263

godump.c (go_format_type): Output the first field with a usable Go type, if any.

* godump.c (go_format_type): Output the first field with a usable
Go type, if any.

From-SVN: r174262

fix pr marker

From-SVN: r174259

re PR c++/48536 ([C++0x] Automatic Enumerator Incrementation is not compliant with Clause 7.2/5)

PR c++/48536
* decl.c (build_enumerator): If incremented enumerator won't fit in
previous integral type, find one it will fit in.

From-SVN: r174258

re PR c++/48599 ([C++0x] no diagnostic for invalid use of auto with array declarator)

PR c++/48599
* decl.c (create_array_type_for_decl): Complain about array of auto.

From-SVN: r174257