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.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@174343 138bc75d-0d04-0410-961f-82ee72b054a4

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.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@174342 138bc75d-0d04-0410-961f-82ee72b054a4

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

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@174341 138bc75d-0d04-0410-961f-82ee72b054a4

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.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@174340 138bc75d-0d04-0410-961f-82ee72b054a4

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

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@174338 138bc75d-0d04-0410-961f-82ee72b054a4

/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.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@174337 138bc75d-0d04-0410-961f-82ee72b054a4

* 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.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@174336 138bc75d-0d04-0410-961f-82ee72b054a4

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

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

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@174335 138bc75d-0d04-0410-961f-82ee72b054a4

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

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

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@174334 138bc75d-0d04-0410-961f-82ee72b054a4

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);

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@174331 138bc75d-0d04-0410-961f-82ee72b054a4

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.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@174330 138bc75d-0d04-0410-961f-82ee72b054a4

* 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.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@174327 138bc75d-0d04-0410-961f-82ee72b054a4

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.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@174326 138bc75d-0d04-0410-961f-82ee72b054a4

* 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.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@174325 138bc75d-0d04-0410-961f-82ee72b054a4

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

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@174322 138bc75d-0d04-0410-961f-82ee72b054a4

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.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@174321 138bc75d-0d04-0410-961f-82ee72b054a4

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.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@174319 138bc75d-0d04-0410-961f-82ee72b054a4

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

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@174318 138bc75d-0d04-0410-961f-82ee72b054a4

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.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@174317 138bc75d-0d04-0410-961f-82ee72b054a4

Daily bump.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@174315 138bc75d-0d04-0410-961f-82ee72b054a4

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

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@174310 138bc75d-0d04-0410-961f-82ee72b054a4

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.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@174309 138bc75d-0d04-0410-961f-82ee72b054a4

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.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@174307 138bc75d-0d04-0410-961f-82ee72b054a4

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.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@174305 138bc75d-0d04-0410-961f-82ee72b054a4

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

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@174303 138bc75d-0d04-0410-961f-82ee72b054a4

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.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@174302 138bc75d-0d04-0410-961f-82ee72b054a4

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.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@174301 138bc75d-0d04-0410-961f-82ee72b054a4

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.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@174300 138bc75d-0d04-0410-961f-82ee72b054a4

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

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

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@174296 138bc75d-0d04-0410-961f-82ee72b054a4

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.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@174295 138bc75d-0d04-0410-961f-82ee72b054a4

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

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@174292 138bc75d-0d04-0410-961f-82ee72b054a4

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

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

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@174290 138bc75d-0d04-0410-961f-82ee72b054a4

fix pr marker

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@174288 138bc75d-0d04-0410-961f-82ee72b054a4

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.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@174286 138bc75d-0d04-0410-961f-82ee72b054a4

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.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@174285 138bc75d-0d04-0410-961f-82ee72b054a4

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

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@174284 138bc75d-0d04-0410-961f-82ee72b054a4

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.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@174282 138bc75d-0d04-0410-961f-82ee72b054a4

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

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@174279 138bc75d-0d04-0410-961f-82ee72b054a4

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

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@174277 138bc75d-0d04-0410-961f-82ee72b054a4

Fixed one of my last ChangeLog entries

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@174276 138bc75d-0d04-0410-961f-82ee72b054a4

 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".

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@174275 138bc75d-0d04-0410-961f-82ee72b054a4

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.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@174273 138bc75d-0d04-0410-961f-82ee72b054a4

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

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@174271 138bc75d-0d04-0410-961f-82ee72b054a4

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.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@174270 138bc75d-0d04-0410-961f-82ee72b054a4

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.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@174269 138bc75d-0d04-0410-961f-82ee72b054a4

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.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@174268 138bc75d-0d04-0410-961f-82ee72b054a4

Remove conflict marker

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@174267 138bc75d-0d04-0410-961f-82ee72b054a4

Fix generation of vorn and vbic for Neon.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@174266 138bc75d-0d04-0410-961f-82ee72b054a4

    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.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@174265 138bc75d-0d04-0410-961f-82ee72b054a4

Adjust gcc/testsuite/ChangeLog

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@174264 138bc75d-0d04-0410-961f-82ee72b054a4

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.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@174263 138bc75d-0d04-0410-961f-82ee72b054a4

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

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@174262 138bc75d-0d04-0410-961f-82ee72b054a4

fix pr marker

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@174259 138bc75d-0d04-0410-961f-82ee72b054a4

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

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@174258 138bc75d-0d04-0410-961f-82ee72b054a4

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

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@174257 138bc75d-0d04-0410-961f-82ee72b054a4

PR c++/49156
* error.c (dump_template_bindings): Set processing_template_decl
for a partial instantiation.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@174256 138bc75d-0d04-0410-961f-82ee72b054a4

PR c++/45401
* decl.c (grokdeclarator): Don't change type when adding rvalue ref
to another reference type.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@174255 138bc75d-0d04-0410-961f-82ee72b054a4

2011-05-25  Paolo Carlini  <paolo.carlini@oracle.com>

* include/bits/stl_queue.h: Use noexcept per the FDIS.
* include/bits/stl_stack.h: Likewise.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@174254 138bc75d-0d04-0410-961f-82ee72b054a4

* godump.c (go_format_type): Check for invalid type names, pointer
target types, and struct field types.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@174253 138bc75d-0d04-0410-961f-82ee72b054a4

Daily bump.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@174252 138bc75d-0d04-0410-961f-82ee72b054a4

2011-05-25  Paolo Carlini  <paolo.carlini@oracle.com>

* config/abi/pre/gnu.ver: Correct last change, export instead
at the existing @3.4.16.
* configure.ac: Revert last change.
* testsuite/util/testsuite_abi.cc: Likewise.
* configure: Regenerate.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@174246 138bc75d-0d04-0410-961f-82ee72b054a4

2011-05-26  Jonathan Wakely  <jwakely.gcc@gmail.com>

* doc/xml/manual/documentation_hacking.xml: Minor corrections.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@174245 138bc75d-0d04-0410-961f-82ee72b054a4

2011-05-26  Jonathan Wakely  <jwakely.gcc@gmail.com>

* include/std/mutex: Add doxygen comments.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@174244 138bc75d-0d04-0410-961f-82ee72b054a4

2011-05-25  Paolo Carlini  <paolo.carlini@oracle.com>

* config/abi/pre/gnu.ver: Export recently added  basic_streambuf
and basic_stringbuf symbols @3.4.17.
* configure.ac: Update.
* testsuite/util/testsuite_abi.cc: Likewise.
* configure: Regenerate.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@174242 138bc75d-0d04-0410-961f-82ee72b054a4

2011-05-26  Jonathan Wakely  <jwakely.gcc@gmail.com>

* libsupc++/guard.cc: Fix comments.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@174241 138bc75d-0d04-0410-961f-82ee72b054a4

PR libstdc++/49060
* include/backward/hashtable.h (hashtable::erase): Don't crash if
erasing first and another element with a reference to the other
element.
* testsuite/backward/hash_set/49060.cc: New.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@174240 138bc75d-0d04-0410-961f-82ee72b054a4

Fixed typo in last ChangeLog entry

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@174238 138bc75d-0d04-0410-961f-82ee72b054a4

PR c++/44311
* decl.c (case_conversion): New.
(finish_case_label): Use it.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@174231 138bc75d-0d04-0410-961f-82ee72b054a4

* print-tree.c (print_node): Only look at TREE_TYPE if TS_TYPED.
* cp/ptree.c (cxx_print_xnode): Handle ARGUMENT_PACK_SELECT.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@174230 138bc75d-0d04-0410-961f-82ee72b054a4

PR c++/45698
* pt.c (dependent_template_arg_p): See through ARGUMENT_PACK_SELECT.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@174229 138bc75d-0d04-0410-961f-82ee72b054a4

PR c++/46145
* decl.c (grokdeclarator): Complain about auto typedef.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@174228 138bc75d-0d04-0410-961f-82ee72b054a4

PR c++/46245
* decl.c (grokdeclarator): Complain later for auto parameter.
* pt.c (splice_late_return_type): Handle use in a template
type-parameter.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@174227 138bc75d-0d04-0410-961f-82ee72b054a4

PR c++/46696
* typeck.c (cp_build_modify_expr): Check DECL_DEFAULTED_FN.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@174226 138bc75d-0d04-0410-961f-82ee72b054a4

PR c++/47184
* parser.c (cp_parser_parameter_declaration): Recognize
list-initialization.
(cp_parser_direct_declarator): Check for the closing
paren before parsing definitely.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@174225 138bc75d-0d04-0410-961f-82ee72b054a4

* config/i386/sse.md (*<sse>_maskcmp<mode>3_comm): New pattern.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@174224 138bc75d-0d04-0410-961f-82ee72b054a4

Put back "register_operand" check in 32bit QI ext patterns.

2011-05-25  H.J. Lu  <hongjiu.lu@intel.com>

* config/i386/i386.md (*movqi_extv_1)): Put back
"register_operand" check in "type" calculation.
(*movqi_extzv_2): Likewise.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@174223 138bc75d-0d04-0410-961f-82ee72b054a4

In libobjc/:
2011-05-25  Richard Frith-Macdonald <rfm@gnu.org>
    David Ayers  <ayers@fsfe.org>

PR libobjc/38037
* sendmsg.c: Include objc/hash.h.
(get_implementation): New function, mostly with code from get_imp
updated to support the new +initialize dispatch table logic.
(get_imp): Use get_implementation.
(__objc_responds_to): Updated to support the new +initialize
dispatch table logic.
(class_respondsToSelector): Likewise.
(objc_msg_lookup): Use get_implementation.
(__objc_init_install_dtable): Removed.
(__objc_install_methods_in_dtable): Updated arguments.
(__objc_install_dispatch_table_for_class): Renamed to
__objc_install_dtable_for_class and updated to support the new
+initialize dispatch table logic.
(__objc_update_dispatch_table_for_class): Updated to support the
new +initialize dispatch table logic.
(__objc_forward): Call get_implementation instead of get_imp.
(prepared_dtable_table): New.
(__objc_prepare_dtable_for_class): New.
(__objc_prepared_dtable_for_class): New.
(__objc_get_prepared_imp): New.
(__objc_install_prepared_dtable_for_class): New.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@174221 138bc75d-0d04-0410-961f-82ee72b054a4

2011-05-25  Paolo Carlini  <paolo.carlini@oracle.com>

* include/bits/random.h (random_device::min, max): Specify constexpr.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@174219 138bc75d-0d04-0410-961f-82ee72b054a4

* c-common.c (def_fn_type): Remove extra va_end.

* gcc-interface/utils.c (def_fn_type): Remove extra va_end.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@174218 138bc75d-0d04-0410-961f-82ee72b054a4

Update pause intrinsic.

2011-05-25  H.J. Lu  <hongjiu.lu@intel.com>

* doc/extend.texi (X86 Built-in Functions): Update pause
intrinsic.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@174217 138bc75d-0d04-0410-961f-82ee72b054a4

PR bootstrap/49160
* libgcc2.h (__powisf2, __powidf2, __powitf2, __powixf2,
__mulsc3, __muldc3, __mulxc3, __multc3, __divsc3, __divdc3,
__divxc3, __divtc3): Wrap definitions in #ifndef.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@174216 138bc75d-0d04-0410-961f-82ee72b054a4

* gcc.target/arm/fp16-compile-none-1.c: Update expected error.
* g++.dg/abi/packed1.C: Suppress warning.
* g++.dg/warn/Wunused-parm-3.C: Likewise.
* g++.dg/template/stdarg1.C: Likewise.
* g++.dg/other/packed1.C: Remove arm from xfail list.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@174213 138bc75d-0d04-0410-961f-82ee72b054a4

Replace q_regs_operand with QIreg_operand in QI ext patterns.

2011-05-25  H.J. Lu  <hongjiu.lu@intel.com>

PR target/49142
* config/i386/i386.md (*movqi_extv_1_rex64): Remove
"register_operand" check and replace q_regs_operand with
QIreg_operand in "type" calculation.
(*movqi_extv_1): Likewise.
(*movqi_extzv_2_rex64): Likewise.
(*movqi_extzv_2): Likewise.

* config/i386/predicates.md (QIreg_operand): New.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@174211 138bc75d-0d04-0410-961f-82ee72b054a4

2011-05-25  Richard Guenther  <rguenther@suse.de>

* tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Fix
type-based offset disambiguation, streamline MEM_REF and
TARGET_MEM_REF handling.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@174206 138bc75d-0d04-0410-961f-82ee72b054a4

PR c++/48935
* parser.c (cp_parser_constructor_declarator_p): Don't check
constructor_name_p for enums.
(cp_parser_diagnose_invalid_type_name): Correct error message.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@174205 138bc75d-0d04-0410-961f-82ee72b054a4

PR c++/45418
* init.c (perform_member_init): Handle list-initialization
of array of non-trivial class type.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@174204 138bc75d-0d04-0410-961f-82ee72b054a4

PR c++/45080
* pt.c (instantiate_class_template_1): Call maybe_add_lambda_conv_op.
* semantics.c (lambda_function): Check COMPLETE_OR_OPEN_TYPE_P.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@174203 138bc75d-0d04-0410-961f-82ee72b054a4

2011-05-25  Paolo Carlini  <paolo.carlini@oracle.com>

* include/std/thread: Use noexcept throughout per the FDIS.
* include/std/mutex: Likewise.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@174202 138bc75d-0d04-0410-961f-82ee72b054a4

PR c++/48292
* pt.c (tsubst_decl) [PARM_DECL]: Handle partial instantiation of
function parameter pack.
(tsubst_pack_expansion): Likewise.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@174201 138bc75d-0d04-0410-961f-82ee72b054a4

* cp-objcp-common.c (cp_common_init_ts): TYPE_ARGUMENT_PACK has
TS_COMMON.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@174200 138bc75d-0d04-0410-961f-82ee72b054a4

Remove spurious ChangeLog entry

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@174198 138bc75d-0d04-0410-961f-82ee72b054a4

Implement x86 pause intrinsic.

gcc/

2011-05-25  H.J. Lu  <hongjiu.lu@intel.com>

* config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_PAUSE.
(bdesc_special_args): Add pause intrinsic.

* config/i386/i386.md (UNSPEC_PAUSE): New.
(pause): Likewise.
(*pause): Likewise.
* config/i386/ia32intrin.h (__pause): Likewise.

* doc/extend.texi (X86 Built-in Functions): Add documentation for
pause intrinsic.

gcc/testsuite/

2011-05-25  H.J. Lu  <hongjiu.lu@intel.com>

 * gcc.target/i386/pause-1.c: New.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@174197 138bc75d-0d04-0410-961f-82ee72b054a4

2011-05-25  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>

PR tree-optimization/46728
* tree-ssa-math-opts.c (gimple_expand_builtin_pow): New.
(execute_cse_sincos): Add switch case for BUILT_IN_POW.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@174196 138bc75d-0d04-0410-961f-82ee72b054a4

move TS_EXP to be a substructure of TS_TYPED
gcc/
* tree.h (struct tree_exp): Inherit from struct tree_typed.
* tree.c (initialize_tree_contains_struct): Mark TS_EXP as TS_TYPED
instead of TS_COMMON.

gcc/lto/
* lto.c (lto_ft_typed): New function.
(lto_ft_common): Call it.
(lto_ft_constructor): Likewise.
(lto_ft_expr): Likewise.
(lto_fixup_prevailing_decls): Check for TS_COMMON before accessing
TREE_CHAIN.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@174192 138bc75d-0d04-0410-961f-82ee72b054a4

gcc/
* libgcc2.h (__NW, __NDW): Define using a __gnu_ prefix if
LIBGCC2_GNU_PREFIX is defined.
(__N): New macro.
(__powisf2, __powidf2, __powitf2, __powixf2, __bswapsi2, __bswapdi2,
__mulsc3, __muldc3, __mulxc3, __multc3, __divsc3, __divdc3, __divxc3,
__divtc3, __udiv_w_sdiv, __clear_cache, __enable_execute_stack,
__clz_tab): Define using __N.
(__absvsi2, __negvsi2, __addvsi3, __subvsi3, __mulvsi3): Likewise if
COMPAT_SIMODE_TRAPPING_ARITHMETIC.
* target.def (libfunc_gnu_prefix): New hook.
* doc/tm.texi.in (LIBGCC2_GNU_PREFIX): Document.
(TARGET_LIBFUNC_GNU_PREFIX): Add hook.
* doc/tm.texi: Regenerate.
* system.h (LIBGCC2_GNU_PREFIX): Poison.
* optabs.c (gen_libfunc): Take the libfunc_gnu_prefix hook into
account.
(gen_interclass_conv_libfunc, gen_intraclass_conv_libfunc): Likewise.
(init_optabs): Likewise for the bswap libfuncs.
* tree.c (build_common_builtin_nodes): Likewise for complex multiply
and divide.
* config/t-slibgcc-elf-ver (SHLIB_MAPFILES): Use $$(libgcc_objdir).
* config/t-slibgcc-sld (SHLIB_MAPFILES): Likewise.
* libgcc-std.ver: Remove.
* Makefile.in (srcdirify): Handle $$(libgcc_objdir).
* config/frv/t-linux (SHLIB_MAPFILES): Use $$(libgcc_objdir) for
libgcc-std.ver.
* config/i386/t-linux (SHLIB_MAPFILES): Likewise.
* config/mips/t-slibgcc-irix (SHLIB_MAPFILES): Likewise.
* config/rs6000/t-aix43 (SHLIB_MAPFILES): Likewise.
* config/rs6000/t-aix52 (SHLIB_MAPFILES): Likewise.
* config/sparc/t-linux (SHLIB_MAPFILES): Likewise.
* config/i386/t-linux (SHLIB_MAPFILES): Likewise.
* config/i386/t-linux (SHLIB_MAPFILES): Likewise.
* config/fixed-bit.h (FIXED_OP): Define differently depending on
LIBGCC2_GNU_PREFIX. All uses changed not to pass leading underscores.
(FIXED_CONVERT_OP, FIXED_CONVERT_OP2): Likewise.

libgcc/
* libgcc-std.ver.in: New file.
* Makefile.in (LIBGCC_VER_GNU_PREFIX, LIBGCC_VER_SYMBOLS_PREFIX): New
variables.
(libgcc-std.ver): New rule.
* config/t-gnu-prefix: New file.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@174187 138bc75d-0d04-0410-961f-82ee72b054a4

* lto-streamer-out.c (output_record_start): Use lto_output_enum
(lto_output_tree): Use output_record_start.
* lto-streamer-in.c (input_record_start): Use lto_input_enum
(lto_get_pickled_tree): Use input_record_start.
* lto-section-in.c (lto_section_overrun): Turn into fatal error.
(lto_value_range_error): New function.
* lto-streamer.h (lto_value_range_error): Declare.
(lto_output_int_in_range, lto_input_int_in_range): New functions.
(lto_output_enum, lto_input_enum): New macros.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@174186 138bc75d-0d04-0410-961f-82ee72b054a4

2011-05-25  Kai Tietz  <ktietz@redhat.com>

        * adaint.c (__gnat_to_canonical_file_list_next): Use array
        initialization instead of const/none-const pointer assignment.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@174185 138bc75d-0d04-0410-961f-82ee72b054a4

* common.opt (flag_stack_usage_info): New variable.
(-Wstack-usage): New option.
* doc/invoke.texi (Warning options): Document -Wstack-usage.
* opts.c (common_handle_option) <OPT_Wstack_usage_>: New case.
<OPT_fstack_usage>: Likewise.
* toplev.c (output_stack_usage): Handle -Wstack-usage.
* calls.c (expand_call): Test flag_stack_usage_info variable instead
of flag_stack_usage.
(emit_library_call_value_1): Likewise.
* explow.c (allocate_dynamic_stack_space): Likewise.
* function.c (instantiate_virtual_regs ): Likewise.
(prepare_function_start): Likewise.
(rest_of_handle_thread_prologue_and_epilogue): Likewise.
* config/alpha/alpha.c (alpha_expand_prologue): Likewise.
* config/arm/arm.c (arm_expand_prologue): Likewise.
(thumb1_expand_prologue): Likewise.
* config/avr/avr.c (expand_prologue): Likewise.
* config/i386/i386.c (ix86_expand_prologue): Likewise.
* config/ia64/ia64.c (ia64_expand_prologue): Likewise.
* config/m68k/m68k.c (m68k_expand_prologue): Likewise.
* config/mips/mips.c (mips_expand_prologue): Likewise.
* config/pa/pa.c (hppa_expand_prologue): Likewise.
* config/rs6000/rs6000.c (rs6000_emit_prologue): Likewise.
* config/s390/s390.c (s390_emit_prologue): Likewise.
* config/sh/sh.c (sh_expand_prologue): Likewise.
* config/sparc/sparc.c (sparc_expand_prologue): Likewise.
* config/spu/spu.c (spu_expand_prologue): Likewise.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@174182 138bc75d-0d04-0410-961f-82ee72b054a4

2011-05-25  Richard Guenther  <rguenther@suse.de>

* gimple.c (iterative_hash_canonical_type): Skip non-FIELD_DECLs.
(gimple_canonical_types_compatible_p): Likewise.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@174181 138bc75d-0d04-0410-961f-82ee72b054a4

2011-05-25  Jan Hubicka  <jh@suse.cz>

PR middle-end/49062
* ipa.c (function_and_variable_visibility): Only add to same
comdat group list if DECL_ONE_ONLY.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@174180 138bc75d-0d04-0410-961f-82ee72b054a4