modulo-sched.c: Fix comment typo.

gcc/
* modulo-sched.c: Fix comment typo.  Mention the possibility
of using scheduling windows of II+1 cycles.

From-SVN: r179788

c.opt: (fallow-parameterless-variadic-functions): New.

c-family/ChangeLog
2011-10-11  Tristan Gingold  <gingold@adacore.com>

        * c.opt: (fallow-parameterless-variadic-functions): New.

ChangeLog
2011-10-11  Tristan Gingold  <gingold@adacore.com>

        * doc/invoke.texi (C Dialect Options): Document
        -fallow-parameterless-variadic-functions.
        * c-parser.c (c_parser_parms_list_declarator): Handle it.

testsuite/ChangeLog
2011-10-11  Tristan Gingold  <gingold@adacore.com>

        * gcc.dg/va-arg-4.c: New test.
        * gcc.dg/va-arg-5.c: Ditto.

From-SVN: r179786

ChangeLog: Fix PR number.

2011-10-11  Tobias Burnus  <burnus@net-b.de>

        * gcc/fortran/ChangeLog: Fix PR number.
        * gcc/testsuite/ChangeLog: Ditto.

From-SVN: r179785

re PR c++/50660 (warning about pass NULL to non pointer argument happens twice)

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

PR c++/50660
* call.c (conversion_null_warnings): Don't look through references.

From-SVN: r179779

Daily bump.

From-SVN: r179778

target-supports.exp (check_effective_target_fd_truncate): Close and unlink test file before exit.

* lib/target-supports.exp (check_effective_target_fd_truncate):
Close and unlink test file before exit.

From-SVN: r179774

re PR c++/48665 (type of const member function)

PR c++/48665
* cp-demangle.c (d_cv_qualifiers): If qualifiers are applied to a
function type, change them to apply to the "this" parameter.
* testsuite/demangle-expected: Add test case.

From-SVN: r179772

posix95: Remove empty directory.

2011-10-10  Matthias Klose  <doko@ubuntu.com>

        * config/posix95: Remove empty directory.

From-SVN: r179771

re PR fortran/50564 (Front-end optimization - ICE with FORALL)

2011-10-10  Thomas Koenig  <tkoenig@gcc.gnu.org>

PR fortran/50564
* frontend-passes (forall_level):  New variable.
(cfe_register_funcs):  Don't register functions if we
are within a forall loop.
(optimize_namespace):  Set forall_level to 0 before entry.
(gfc_code_walker):  Increase/decrease forall_level.

2011-10-10  Thomas Koenig  <tkoenig@gcc.gnu.org>

PR fortran/50564
* gfortran.dg/forall_15.f90:  New test case.

From-SVN: r179770

re PR libstdc++/49818 (libsupc++ does not export __cxa_get_globals or related functions)

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

PR libstdc++/49818
* config/abi/pre/gnu.ver (CXXABI_1.3.6): Add symbols.
* testsuite/util/testsuite_abi.cc: Same.
* libsupc++/unwind-cxx.h: Move required eh API...
* libsupc++/cxxabi.h: ... to here. Add required forward declarations.
Use _GLIBCXX_NOTHROW.
* libsupc++/pure.cc (__cxa_deleted_virtual): Add.
* libsupc++/eh_alloc.cc: Use _GLIBCXX_NOTHROW.
* libsupc++/eh_catch.cc: Same.
* libsupc++/eh_globals.cc: Same.
* libsupc++/eh_type.cc: Same.

From-SVN: r179769

simulate-thread.gdb: Call wrappers for *other_threads() and *final_verify().

        * gcc.dg/simulate-thread/simulate-thread.gdb: Call
        wrappers for *other_threads() and *final_verify().
        * gcc.dg/simulate-thread/simulate-thread.h
        (simulate_thread_wrapper_other_threads): New.
        (simulate_thread_wrapper_final_verify): New.

Co-Authored-By: Andrew MacLeod <amacleod@redhat.com>
From-SVN: r179768

gcc-gdb-test.exp (gdb-test): Delete $cmd_file before return.

* lib/gcc-gdb-test.exp (gdb-test): Delete $cmd_file before return.

From-SVN: r179767

avr.c (avr_option_override): Set flag_omit_frame_pointer to 0 if frame pointer is needed for unwinding.

* config/avr/avr.c (avr_option_override): Set
flag_omit_frame_pointer to 0 if frame pointer is needed for
unwinding.

From-SVN: r179765

* ChangeLog: Add PR number.

From-SVN: r179764

re PR bootstrap/50665 (Bootstrap failure)

PR bootstrap/50665
* optabs.h (DOI_vec_perm): Rename from OTI_vec_perm.  Move from enum
optab_index to enum direct_optab_index.
(vec_perm_optab): Update.

From-SVN: r179763

* gcc.dg/graphite/id-pr46845.c: Include powerpc for warning options.

From-SVN: r179762

cris.c (cris_preferred_reload_class): New function.

* config/cris/cris.c (cris_preferred_reload_class): New function.
(TARGET_PREFERRED_RELOAD_CLASS): Define.
* config/cris/cris.h (PREFERRED_RELOAD_CLASS): Remove.

From-SVN: r179761

avr.md (*tablejump_rjmp): Change insn condition to !AVR_HAVE_JMP_CALL.

* config/avr/avr.md (*tablejump_rjmp): Change insn condition to
!AVR_HAVE_JMP_CALL.
(*tablejump_lib): Change insn condition to AVR_HAVE_JMP_CALL.
(*tablejump_enh, *tablejump): Remove insns.
* config/avr/libgcc.S (__tablejump__): Use RET instead of EIND +
EIJMP for indirect jump.  Use LPM Z+ where available.

From-SVN: r179760

* doc/md.texi (vec_perm_const): Fix typo in cindex.

From-SVN: r179759

Fix a typo in x86 FMA.

gcc/

2011-10-10  Kirill Yukhin  <kirill.yukhin@intel.com>
    Yakovlev Vladimir  <vladimir.b.yakovlev@intel.com>

* config/i386/sse.md (fma_fnmsub_<mode>): Fix a typo.

gcc/testsuite/

2011-10-10  Kirill Yukhin  <kirill.yukhin@intel.com>
    Yakovlev Vladimir <vladimir.b.yakovlev@intel.com>

* gcc.target/i386/fma_1.h: New file.
* gcc.target/i386/fma_2.h: Likewise.
* gcc.target/i386/fma_3.h: Likewise.
* gcc.target/i386/fma_4.h: Likewise.
* gcc.target/i386/fma_5.h: Likewise.
* gcc.target/i386/fma_6.h: Likewise.
* gcc.target/i386/fma_double_1.c: Likewise.
* gcc.target/i386/fma_double_2.c: Likewise.
* gcc.target/i386/fma_double_3.c: Likewise.
* gcc.target/i386/fma_double_4.c: Likewise.
* gcc.target/i386/fma_double_5.c: Likewise.
* gcc.target/i386/fma_double_6.c: Likewise.
* gcc.target/i386/fma_float_1.c: Likewise.
* gcc.target/i386/fma_float_2.c: Likewise.
* gcc.target/i386/fma_float_3.c: Likewise.
* gcc.target/i386/fma_float_4.c: Likewise.
* gcc.target/i386/fma_float_5.c: Likewise.
* gcc.target/i386/fma_float_6.c: Likewise.
* gcc.target/i386/fma_main.h: Likewise.
* gcc.target/i386/fma_run_double_1.c: Likewise.
* gcc.target/i386/fma_run_double_2.c: Likewise.
* gcc.target/i386/fma_run_double_3.c: Likewise.
* gcc.target/i386/fma_run_double_4.c: Likewise.
* gcc.target/i386/fma_run_double_5.c: Likewise.
* gcc.target/i386/fma_run_double_6.c: Likewise.
* gcc.target/i386/fma_run_double_results_1.h: Likewise.
* gcc.target/i386/fma_run_double_results_2.h: Likewise.
* gcc.target/i386/fma_run_double_results_3.h: Likewise.
* gcc.target/i386/fma_run_double_results_4.h: Likewise.
* gcc.target/i386/fma_run_double_results_5.h: Likewise.
* gcc.target/i386/fma_run_double_results_6.h: Likewise.
* gcc.target/i386/fma_run_float_1.c: Likewise.
* gcc.target/i386/fma_run_float_2.c: Likewise.
* gcc.target/i386/fma_run_float_3.c: Likewise.
* gcc.target/i386/fma_run_float_4.c: Likewise.
* gcc.target/i386/fma_run_float_5.c: Likewise.
* gcc.target/i386/fma_run_float_6.c: Likewise.
* gcc.target/i386/fma_run_float_results_1.h: Likewise.
* gcc.target/i386/fma_run_float_results_2.h: Likewise.
* gcc.target/i386/fma_run_float_results_3.h: Likewise.
* gcc.target/i386/fma_run_float_results_4.h: Likewise.
* gcc.target/i386/fma_run_float_results_5.h: Likewise.
* gcc.target/i386/fma_run_float_results_6.h: Likewise.
* gcc.target/i386/l_fma_1.h: Likewise.
* gcc.target/i386/l_fma_2.h: Likewise.
* gcc.target/i386/l_fma_3.h: Likewise.
* gcc.target/i386/l_fma_4.h: Likewise.
* gcc.target/i386/l_fma_5.h: Likewise.
* gcc.target/i386/l_fma_6.h: Likewise.
* gcc.target/i386/l_fma_double_1.c: Likewise.
* gcc.target/i386/l_fma_double_2.c: Likewise.
* gcc.target/i386/l_fma_double_3.c: Likewise.
* gcc.target/i386/l_fma_double_4.c: Likewise.
* gcc.target/i386/l_fma_double_5.c: Likewise.
* gcc.target/i386/l_fma_double_6.c: Likewise.
* gcc.target/i386/l_fma_float_1.c: Likewise.
* gcc.target/i386/l_fma_float_2.c: Likewise.
* gcc.target/i386/l_fma_float_3.c: Likewise.
* gcc.target/i386/l_fma_float_4.c: Likewise.
* gcc.target/i386/l_fma_float_5.c: Likewise.
* gcc.target/i386/l_fma_float_6.c: Likewise.
* gcc.target/i386/l_fma_main.h: Likewise.
* gcc.target/i386/l_fma_run_double_1.c: Likewise.
* gcc.target/i386/l_fma_run_double_2.c: Likewise.
* gcc.target/i386/l_fma_run_double_3.c: Likewise.
* gcc.target/i386/l_fma_run_double_4.c: Likewise.
* gcc.target/i386/l_fma_run_double_5.c: Likewise.
* gcc.target/i386/l_fma_run_double_6.c: Likewise.
* gcc.target/i386/l_fma_run_float_1.c: Likewise.
* gcc.target/i386/l_fma_run_float_2.c: Likewise.
* gcc.target/i386/l_fma_run_float_3.c: Likewise.
* gcc.target/i386/l_fma_run_float_4.c: Likewise.
* gcc.target/i386/l_fma_run_float_5.c: Likewise.
* gcc.target/i386/l_fma_run_float_6.c: Likewise.

Co-Authored-By: Yakovlev Vladimir <vladimir.b.yakovlev@intel.com>
From-SVN: r179758

re PR tree-optimization/50389 (ICE: in execute_todo, at passes.c:1730 with -O -freorder-blocks -ftracer and __builtin___memcpy_chk())

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

PR middle-end/50389
* gimple-fold.c (gimplify_and_update_call_from_tree): Do not
mark symbols for renaming.  Append the VUSE to all statements
that possibly can have one.

* gcc.dg/torture/pr50389.c: New testcase.

From-SVN: r179757

ipa-split.c (pass_split_functions): Add verification TODOs.

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

* ipa-split.c (pass_split_functions): Add verification TODOs.
(pass_feedback_split_functions): Likewise.

From-SVN: r179756

re PR middle-end/50195 (Linking time error with -fast-math -O0)

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

PR middle-end/50195
* fold-const.c (fold_binary_loc): Canonicalize x*x to pow (x, 2)
only when optimizing.

* gcc.dg/builtins-47.c: Optimize.

From-SVN: r179752

gcc-simulate-thread.exp: New.

        * lib/gcc-simulate-thread.exp: New.
        * gcc.dg/simulate-thread/guality.h: New.
        * gcc.dg/simulate-thread/simulate-thread.h: New.
        * gcc.dg/simulate-thread/simulate-thread.exp: New.
        * gcc.dg/simulate-thread/simulate-thread.gdb: New.
        * gcc.dg/simulate-thread/README: New.
        * g++.dg/simulate-thread/guality.h: New.
        * g++.dg/simulate-thread/simulate-thread.h: New.
        * g++.dg/simulate-thread/simulate-thread.exp: New.
        * g++.dg/simulate-thread/simulate-thread.gdb: New.
        * c-c++-common/cxxbitfields-2.c: Remove.
        * c-c++-common/cxxbitfields.c: Remove.
        * c-c++-common/cxxbitfields-4.c: Remove.
        * c-c++-common/cxxbitfields-5.c: Remove.
        * c-c++-common/simulate-thread/bitfields-1.c: New.
        * c-c++-common/simulate-thread/bitfields-2.c: New.
        * c-c++-common/simulate-thread/bitfields-3.c: New.
        * c-c++-common/simulate-thread/bitfields-4.c: New.

From-SVN: r179751

re PR middle-end/49801 (df_live_verify_transfer_functions fails with to use of CC_REGNUM and checking enabled in rx backend)

PR middle-end/49801
* compare-elim.c (find_comparisons_in_bb): Use df_get_live_in and
df_get_live_out instead of accessing the bitmaps directly.
(execute_compare_elim_after_reload): Remove calls to df_set_flags,
df_live_add_problem and df_analyze.

From-SVN: r179749

re PR middle-end/50638 (emulated TLS fails)

        PR middle-end/50638
        * tree-emutls.c (gen_emutls_addr): Call add_referenced_var.

From-SVN: r179745

modulo-sched.c (ps_reg_move_info): Add num_consecutive_stages.

gcc/
* modulo-sched.c (ps_reg_move_info): Add num_consecutive_stages.
(SCHED_FIRST_REG_MOVE, SCHED_NREG_MOVES): Delete.
(node_sched_params): Remove first_reg_move and nreg_moves.
(ps_num_consecutive_stages, extend_node_sched_params): New functions.
(update_node_sched_params): Move up file.
(print_node_sched_params): Print the stage.  Don't dump info related
to first_reg_move and nreg_moves.
(set_columns_for_row): New function.
(set_columns_for_ps): Move up file and use set_columns_for_row.
(schedule_reg_move): New function.
(schedule_reg_moves): Call extend_node_sched_params and
schedule_reg_move.  Extend size of uses bitmap.  Initialize
num_consecutive_stages.  Return false if a move could not be
scheduled.
(apply_reg_moves): Don't emit moves here.
(permute_partial_schedule): Handle register moves.
(duplicate_insns_of_cycles): Remove for_prolog.  Emit moves according
to the same stage-count test as ddg nodes.
(generate_prolog_epilog): Update calls accordingly.
(sms_schedule): Allow move-scheduling to add a new first stage.

From-SVN: r179744

modulo-sched.c (ps_insn): Adjust comment.

gcc/
* modulo-sched.c (ps_insn): Adjust comment.
(ps_reg_move_info): New structure.
(partial_schedule): Add reg_moves field.
(SCHED_PARAMS): Use node_sched_param_vec instead of node_sched_params.
(node_sched_params): Turn first_reg_move into an identifier.
(ps_reg_move): New function.
(ps_rtl_insn): Cope with register moves.
(ps_first_note): Adjust comment and assert that the instruction
isn't a register move.
(node_sched_params): Replace with...
(node_sched_param_vec): ...this vector.
(set_node_sched_params): Adjust accordingly.
(print_node_sched_params): Take a partial schedule instead of a ddg.
Use ps_rtl_insn and ps_reg_move.
(generate_reg_moves): Rename to...
(schedule_reg_moves): ...this.  Remove rescan parameter.  Record each
move in the partial schedule, but don't emit it here.  Don't perform
register substitutions here either.
(apply_reg_moves): New function.
(duplicate_insns_of_cycles): Use register indices directly,
rather than finding instructions using PREV_INSN.  Use ps_reg_move.
(sms_schedule): Call schedule_reg_moves before committing to
a partial schedule.   Try the next ii if the schedule fails.
Use apply_reg_moves instead of generate_reg_moves.  Adjust
call to print_node_sched_params.  Free node_sched_param_vec
instead of node_sched_params.
(create_partial_schedule): Initialize reg_moves.
(free_partial_schedule): Free reg_moves.

From-SVN: r179743

modulo-sched.c (ps_insn): Replace node field with an identifier.

gcc/
* modulo-sched.c (ps_insn): Replace node field with an identifier.
(SCHED_ASAP): Replace with..
(NODE_ASAP): ...this macro.
(SCHED_PARAMS): New macro.
(SCHED_TIME, SCHED_FIRST_REG_MOVE, SCHED_NREG_MOVES, SCHED_ROW)
(SCHED_STAGE, SCHED_COLUMN): Redefine using SCHED_PARAMS.
(node_sched_params): Remove asap.
(ps_rtl_insn, ps_first_note): New functions.
(set_node_sched_params): Use XCNEWVEC.  Don't copy across the
asap values.
(print_node_sched_params): Use SCHED_PARAMS and NODE_ASAP.
(generate_reg_moves): Pass ids to the SCHED_* macros.
(update_node_sched_params): Take a ps insn identifier rather than
a node as parameter.  Use ps_rtl_insn.
(set_columns_for_ps): Update for above field and SCHED_* macro changes.
(permute_partial_schedule): Use ps_rtl_insn and ps_first_note.
(optimize_sc): Update for above field and SCHED_* macro changes.
Update calls to try_scheduling_node_in_cycle and
update_node_sched_params.
(duplicate_insns_of_cycles): Adjust for above field and SCHED_*
macro changes.  Use ps_rtl_insn and ps_first_note.
(sms_schedule): Pass ids to the SCHED_* macros.
(get_sched_window): Adjust for above field and SCHED_* macro changes.
Use NODE_ASAP instead of SCHED_ASAP.
(try_scheduling_node_in_cycle): Remove node parameter.  Update
call to ps_add_node_check_conflicts.  Pass ids to the SCHED_*
macros.
(sms_schedule_by_order): Update call to try_scheduling_node_in_cycle.
(ps_insert_empty_row): Adjust for above field changes.
(compute_split_row): Use ids rather than nodes.
(verify_partial_schedule): Adjust for above field changes.
(print_partial_schedule): Use ps_rtl_insn.
(create_ps_insn): Take an id rather than a node.
(ps_insn_find_column): Adjust for above field changes.
Use ps_rtl_insn.
(ps_insn_advance_column): Adjust for above field changes.
(add_node_to_ps): Remove node parameter.  Update call to
create_ps_insn.
(ps_has_conflicts): Use ps_rtl_insn.
(ps_add_node_check_conflicts): Replace node parameter than an id.

From-SVN: r179742

modulo-sched.c (undo_replace_buff_elem): Delete.

gcc/
* modulo-sched.c (undo_replace_buff_elem): Delete.
(generate_reg_moves): Don't build and return an undo list.
(free_undo_replace_buff): Delete.
(sms_schedule): Adjust call to generate_reg_moves.
Don't call free_undo_replace_buff.

From-SVN: r179741

m32c: Remove empty directory.

2011-10-10  Matthias Klose <doko@ubuntu.com>

* common/config/m32c: Remove empty directory.

From-SVN: r179740

avr.md (*mulhi3_enh): Treat squaring smarter.

* config/avr/avr.md (*mulhi3_enh): Treat squaring smarter.

From-SVN: r179739

re PR target/50652 ([avr] Incorrect data start value for atmega164a)

PR target/50652
* config/avr/avr-mcus.def (AVR_MCU): Set .data_section_start of
atmega164a to 0x100.

From-SVN: r179737

Daily bump.

From-SVN: r179735

re PR c++/38980 (missing -Wformat warning on const char format string)

/cp
2011-10-09  Paolo Carlini  <paolo.carlini@oracle.com>

PR c++/38980
* init.c (constant_value_1): Add bool parameter.
(decl_constant_value_safe): Add.
(integral_constant_value): Adjust.
(decl_constant_value): Adjust.
* cp-tree.h (decl_constant_value_safe): Declare.
* typeck.c (decay_conversion): Use decl_constant_value_safe.
* call.c (convert_like_real): Likewise.

/testsuite
2011-10-09  Paolo Carlini  <paolo.carlini@oracle.com>

PR c++/38980
* g++.dg/warn/format5.C: New.

From-SVN: r179731

tree-ssa-forwprop.c (forward_propagate_into_comparison): Do not make the replacement if the conversion to the LHS type is not useless.

* tree-ssa-forwprop.c (forward_propagate_into_comparison): Do not make
the replacement if the conversion to the LHS type is not useless.

From-SVN: r179730

re PR fortran/45044 (Different named COMMON block size: No warning)

2011-10-09  Tobias Burnus  <burnus@net-b.de>

        PR fortran/45044
        * trans-common.c (translate_common): Fix -Walign-commons
        check.

2011-10-09  Tobias Burnus  <burnus@net-b.de>

        PR fortran/45044
        * gfortran.dg/common_14.f90: Compile with -Wno-align-commons.
        * gfortran.dg/common_16.f90: New.

From-SVN: r179729

Fix dead e-mail address in ChangeLogs

From-SVN: r179728

Fix bogus e-mail address in ChangeLogs

From-SVN: r179727

interface.c (check_dummy_characteristics): Count dimensions starting from one in diagnostic.

* interface.c (check_dummy_characteristics): Count dimensions starting
from one in diagnostic.

From-SVN: r179726

Make-lang.in (F95_PARSER_OBJS, [...]): Add dependency on iso-c-binding.def and iso-fortran-env.def.

2011-10-09  Tobias Burnus  <burnus@net-b.de>

        * Make-lang.in (F95_PARSER_OBJS, GFORTRAN_TRANS_DEPS): Add
        dependency on iso-c-binding.def and iso-fortran-env.def.
        * module.c (import_iso_c_binding_module): Add error when
        explicitly importing a nonstandard symbol; extend standard-
        depending loading.
        * iso-c-binding.def: Add c_float128 and c_float128_complex
        integer parameters (for -std=gnu).
        * intrinsic.texi (ISO_C_Binding): Document them.
        * symbol.c (generate_isocbinding_symbol): Change macros
        to ignore GFC_STD_* data.
        * trans-types.c (gfc_init_c_interop_kinds): Ditto; make
        nonstatic and renamed from "init_c_interop_kinds".
        (gfc_init_kinds): Don't call it
        * trans-types.h (gfc_init_c_interop_kinds): Add prototype.
        * f95-lang.c (gfc_init_decl_processing): Call it.

2011-10-09  Tobias Burnus  <burnus@net-b.de>

        * gfortran.dg/iso_c_binding_param_1.f90: New.
        * gfortran.dg/iso_c_binding_param_2.f90: New.
        * gfortran.dg/c_sizeof_2.f90: Update dg-error.

From-SVN: r179725

re PR tree-optimization/50635 (ICE on valid: segfault in vectorize_loops)

        PR tree-optimization/50635
        * tree-vect-patterns.c (vect_handle_widen_mult_by_const): Add
        DEF_STMT to the list of statements to be replaced by the
        pattern statements.
        (vect_handle_widen_mult_by_const): Don't check TYPE_OUT.

From-SVN: r179724

re PR fortran/50659 ([F03] ICE with PROCEDURE statement)

2011-10-09  Janus Weil  <janus@gcc.gnu.org>

PR fortran/50659
* expr.c (replace_symbol): Only do replacement if the symbol is a dummy.

2011-10-09  Janus Weil  <janus@gcc.gnu.org>

PR fortran/50659
* gfortran.dg/proc_decl_27.f90: New.

From-SVN: r179723

system.h: Commit forgotten hunk in previous patch.

* system.h: Commit forgotten hunk in previous patch.
(OUTPUT_ADDR_CONST_EXTRA): Poison.

From-SVN: r179722

In libobjc/: 2011-10-09 Nicola Pero <nicola.pero@meta-innovation.com>

In libobjc/:
2011-10-09  Nicola Pero  <nicola.pero@meta-innovation.com>

PR libobjc/49883
* init.c (__objc_exec_class): Work around a bug in clang's code
generation.  Clang sets the class->info field to values different
from 0x1 or 0x2 (the only allowed values in the traditional GNU
Objective-C runtime ABI) to store some additional information, but
this breaks backwards compatibility.  Wipe out all the bits in the
fields other than the first two upon loading a class.

2011-10-09  Nicola Pero  <nicola.pero@meta-innovation.com>

* class.c (objc_lookup_class): Added back for compatibility with
clang which seems to emit calls to it.

From-SVN: r179721

pt.c (reregister_specialization): Use htab_find instead of htab_find_slot with INSERT.

* pt.c (reregister_specialization): Use htab_find instead of
htab_find_slot with INSERT.
(maybe_process_partial_specialization, lookup_template_class_1): Change
slot variable type to void ** to avoid aliasing problems.
(register_specialization): Likewise.  Use slot != NULL instead of
more expensive !optimize_specialization_lookup_p (tmpl) test.

Co-Authored-By: Diego Novillo <dnovillo@google.com>
From-SVN: r179719

re PR c++/34927 (Duplicate error message about abstract class)

2011-10-08  Paolo Carlini  <paolo.carlini@oracle.com>

PR c++/34927
* typeck2.c (abstract_virtuals_error_sfinae): Don't produce duplicate
inform messages in case of cloned destructor.

From-SVN: r179718

Daily bump.

From-SVN: r179717

Fix ChangeLog format for revision 177233.

From-SVN: r179712

In libobjc/: 2011-10-08 Richard Frith-Macdonald <rfm@gnu.org> Nicola Pero <nicola.pero@meta-innovation.com>

In libobjc/:
2011-10-08  Richard Frith-Macdonald <rfm@gnu.org>
            Nicola Pero  <nicola.pero@meta-innovation.com>

PR libobjc/50428
* sendmsg.c (__objc_send_initialize): If a class does not have an
+initialize method, search for an +initialize method in the
superclass and in the ancestor classes and execute the first one
that is found.  This makes the GNU runtime behave in the same way
as the Apple/NeXT runtime with respect to +initialize methods and
subclassing.

In gcc/:
2011-10-08  Nicola Pero  <nicola.pero@meta-innovation.com>

PR libobjc/50428
* doc/objc.texi (Garbage Collection): Updated example to protect
+initialize against execution in subclasses.

In gcc/testsuite/:
2011-10-08  Nicola Pero  <nicola.pero@meta-innovation.com>

PR libobjc/50428
* objc/execute/initialize-1.m: New test.

From-SVN: r179711

re PR fortran/47844 (Array stride ignored for pointer-valued function results)

2011-10-08  Paul Thomas  <pault@gcc.gnu.org>

PR fortran/47844
* trans-array.c (gfc_conv_array_index_offset): Use descriptor
stride for pointer function results.

2011-10-08  Paul Thomas  <pault@gcc.gnu.org>

PR fortran/47844
* gfortran.dg/pointer_function_result_1.f90 : New test.

From-SVN: r179710

Daily bump.

From-SVN: r179707

* generic-morestack-thread.c: #include <errno.h>.

From-SVN: r179703

re PR target/46093 (code compiled with -fsplit-stack crashes when passing large struct)

PR target/46093
* generic-morestack.c (__generic_morestack): Make sure the segment
is large enough for both the stack frame and the copied
parameters.

From-SVN: r179702

Rename vshuffle/vec_shuffle to vec_perm.

        * doc/extend.texi (__builtin_shuffle): Improve the description to
        include the modulus of the selector.  Mention OpenCL.
        * doc/md.texi (vec_perm, vec_perm_const): Document named patterns.

        * tree.def (VEC_PERM_EXPR): Rename from VEC_SHUFFLE_EXPR.
        * genopinit.c (optabs): Rename vshuffle to vec_perm.
        * c-typeck.c (c_build_vec_perm_expr): Rename from
        c_build_vec_shuffle_expr.  Update for name changes.
        * optabs.c (expand_vec_perm_expr_p): Rename from
        expand_vec_shuffle_expr_p.
        (expand_vec_perm_expr): Rename from expand_vec_shuffle_expr.
        * optabs.h (OTI_vec_perm): Rename from DOI_vshuffle.
        (vec_perm_optab): Rename from vshuffle_optab.
        * expr.c, gimple-pretty-print.c, gimple.c, gimplify.c,
        c-tree.h, c-parser.c, tree-cfg.c, tree-inline.c, tree-pretty-print.c,
        tree-ssa-operands.c, tree-vect-generic.c: Update for name changes.

        * config/i386/i386.c (ix86_expand_vec_perm): Rename from
        ix86_expand_vshuffle.
        * config/i386/i386-protos.h: Update.
        * config/i386/sse.md (VEC_PERM_AVX2): Rename from VSHUFFLE_AVX2.
        (vec_perm<VEC_PERM_AVX2>): Rename from vshuffle<VSHUFFLE_AVX2>.

From-SVN: r179701

i386: Fixup last pblendw change.

Missed changing one predicate to AVX2.  Add parenthesis
to avoid bootstrap -Werror.

From-SVN: r179700

i386: Fix representation of 256-bit vpblendw.

From-SVN: r179697

trans-array.c (gfc_conv_expr_descriptor): Remove trailing whitespace.

* trans-array.c (gfc_conv_expr_descriptor): Remove trailing whitespace.

From-SVN: r179695

trans-array.c (gfc_conv_ss_startstride): Merge two switch cases.

* trans-array.c (gfc_conv_ss_startstride): Merge two switch cases.

From-SVN: r179694

trans-array.c (gfc_conv_section_startstride): Remove coarray argument.

* trans-array.c (gfc_conv_section_startstride): Remove coarray argument.
Remove conditions on coarray.
(gfc_conv_ss_startstride): Update call to gfc_conv_section_startstride.
(gfc_conv_expr_descriptor): Ditto. Add assertions before the call.

From-SVN: r179693

trans-array.c (gfc_conv_section_startstride): Remove coarray_last argument.

* trans-array.c (gfc_conv_section_startstride): Remove coarray_last
argument. Remove condition on coarray_last.
(gfc_conv_ss_startstride): Update call to gfc_conv_section_startstride.
(gfc_conv_expr_descriptor): Ditto.

From-SVN: r179692

trans-array.c (gfc_walk_variable_expr): Remove scalar coarray handling.

* trans-array.c (gfc_walk_variable_expr): Remove scalar coarray
handling.  Don't reset array ref's corank and codimensions' types
in the full array ref case.  Update loop upper limit.
Remove DIMEN_THIS_IMAGE case.  Remove unnecessary conditions.

From-SVN: r179691

trans.h (gfc_ss_info): Remove codimen field.

* trans.h (gfc_ss_info): Remove codimen field.
* trans-array.c (gfc_get_array_ss): Don't set codimen field.
(gfc_trans_create_temp_array): Don't set descriptor's cobounds.
(gfc_trans_constant_array_constructor): Update loop upper limit.
(gfc_conv_ss_startstride): Don't set codimen field.
Don't get descriptor's cobounds.
(gfc_walk_variable_expr): Update dimension index.
* trans-intrinsic.c (trans_this_image, trans_image_index,
conv_intrinsic_cobound): Don't set codimen field

From-SVN: r179690

trans.h (gfc_loopinfo): Remove codimen field.

* trans.h (gfc_loopinfo): Remove codimen field.
* trans-array.c (gfc_set_vector_loop_bounds,
gfc_trans_scalarizing_loops, gfc_conv_loop_setup): Update loop upper
limit.
(gfc_set_loop_bounds_from_array_spec): Ditto. Remove skip on last
codimension.
(gfc_start_scalarized_body): Update loop lower limit.
(gfc_conv_ss_startstride): Don't set loop's codimen field.
(gfc_conv_loop_setup): Remove unnecessary condition.
(gfc_conv_expr_descriptor): Don't use loop's codimen field as corank.

From-SVN: r179689

trans.h (gfc_ss): Remove data.temp.codimen field.

* trans.h (gfc_ss): Remove data.temp.codimen field.
* trans-array.c (gfc_conv_resolve_dependencies,
gfc_conv_expr_descriptor): Don't set temp's codimen field.

From-SVN: r179686

resolve.c (resolve_array_ref): Set array_ref's dimen field (and the associated dimen_type) in the full array...

* resolve.c (resolve_array_ref): Set array_ref's dimen field (and the
associated dimen_type) in the full array ref case.

From-SVN: r179685

trans-intrinsic.c (walk_coarray): New function.

* trans-intrinsic.c (walk_coarray): New function.
(convert_element_to_coarray_ref): Move code to walk_coarray. Remove.
(trans-this_image, trans_image_index, conv_intrinsic_cobound):
Use walk_coarray.

From-SVN: r179684

trans-array.c (gfc_conv_expr_descriptor): Add out-of-the-scalarizer cobounds evaluation.

* trans-array.c (gfc_conv_expr_descriptor): Add out-of-the-scalarizer
cobounds evaluation.

From-SVN: r179683

trans-array.c (gfc_conv_ss_startstride): Support zero rank loop.

* trans-array.c (gfc_conv_ss_startstride): Support zero rank loop.

From-SVN: r179682

trans-array.c (gfc_conv_section_startstride): Move code to evaluate_bound.

* trans-array.c (gfc_conv_section_startstride): Move code to
evaluate_bound.  Use evaluate_bound.
(evaluate_bound): New function.

From-SVN: r179681

trans-array.c (gfc_conv_section_startstride): Update assertion to also accept coarrays.

* trans-array.c (gfc_conv_section_startstride): Update assertion to
also accept coarrays.

From-SVN: r179680

trans-array.c (gfc_conv_section_startstride): Factor common array ref references.

* trans-array.c (gfc_conv_section_startstride): Factor common
array ref references.

From-SVN: r179679

trans-array.c (gfc_conv_expr_descriptor): Use codim instead of loop.codimen as argument to gfc_get_array_type_bounds.

* trans-array.c (gfc_conv_expr_descriptor): Use codim instead of
loop.codimen as argument to gfc_get_array_type_bounds.

From-SVN: r179677

trans-array.h (struct gfc_se): New flag want_coarray.

* trans-array.h (struct gfc_se): New flag want_coarray.
* trans-intrinsic.c (trans_this_image, trans_image_index,
conv_intrinsic_cobound): Set want_coarray.
* trans_array.c (gfc_conv_expr_descriptor): Evaluate codimension
earlier and without relying on the scalarizer.

From-SVN: r179676

expr.c (gfc_get_corank): Return 0 if input expression is not a coarray.

* expr.c (gfc_get_corank): Return 0 if input expression is not a
coarray.

From-SVN: r179675

trans-array.c (gfc_conv_expr_descriptor): Simplify coarray descriptor setup code.

* trans-array.c (gfc_conv_expr_descriptor): Simplify coarray
descriptor setup code.

From-SVN: r179674

resolve.c (compare_spec_to_ref): Move coarray ref initialization code...

* resolve.c (compare_spec_to_ref): Move coarray ref initialization
code...
(resolve_array_ref): ... here.

From-SVN: r179672

check.c (is_coarray): Remove.

* check.c (is_coarray): Remove.
(coarray_check): Use gfc_is_coarray.

From-SVN: r179671

Delete incorrect representations of avx2 shifts.

* config/i386/i386.c (bdesc_args): Update code for
__builtin_ia32_palignr256.  Change type of __builtin_ia32_pslldqi256,
and __builtin_ia32_psrldqi256 to V4DI_FTYPE_V4DI_INT_CONVERT.
(ix86_expand_args_builtin): Handle V4DI_FTYPE_V4DI_INT_CONVERT.
* config/i386/sse.md (mode iterator V16): Add V2TI.
(mode iterator SSESCALARMODE): Use V2TI not V4DI.
(mode attr ssse3_avx2): Add V2TI.
(avx2_lshrqv4di3, avx2_lshlqv4di3): Remove.

From-SVN: r179668

Fix VIS3 assembler check and conditionalize testsuite on VIS3 support.

gcc/

PR 50655
* configure.ac: Add .register directives to VIS3 test.
* configure: Regenerate.

gcc/testsuite/

PR 50655
* gcc.target/sparc/sparc.exp: Add vis3 target test.
* gcc.target/sparc/cmask.c: Use it.
* gcc.target/sparc/fhalve.c: Likewise.
* gcc.target/sparc/fnegop.c: Likewise.
* gcc.target/sparc/fpadds.c: Likewise.
* gcc.target/sparc/fshift.c: Likewise.
* gcc.target/sparc/fucmp.c: Likewise.
* gcc.target/sparc/lzd.c: Likewise.
* gcc.target/sparc/vis3misc.c: Likewise.
* gcc.target/sparc/xmul.c: Likewise.

From-SVN: r179667

Fix avx256 test cases for AVX2.

From-SVN: r179666

testsuite_allocator.h (uneq_allocator): Add propagate_on_container_swap typedef for C++0x testing.

2011-10-07  Jonathan Wakely  <jwakely.gcc@gmail.com>

* testsuite/util/testsuite_allocator.h (uneq_allocator): Add
propagate_on_container_swap typedef for C++0x testing.

From-SVN: r179665

* config.gcc (x86_64-*): Add core-avx-i, core-avx2 for with_cpu.

From-SVN: r179664

re PR other/49752 (Non-existing struct `tree_type' in fold_checksum_tree in fold-const.c, can't build with `--enable-checking=fold')

PR 49752
        * fold-const.c (fold_checksum_tree): Remove out-of-date assert.

From-SVN: r179663

predicates.md (shift_amount_operand): Remove constant range check.

2011-10-07  Andrew Stubbs  <ams@codesourcery.com>

gcc/
* config/arm/predicates.md (shift_amount_operand): Remove constant
range check.
(shift_operator): Check range of constants for all shift operators.

gcc/testsuite/
* gcc.dg/pr50193-1.c: New file.
* gcc.target/arm/shiftable.c: New file.

From-SVN: r179662

predicates.md (shift_amount_operand): Remove constant range check.

2011-10-07  Andrew Stubbs  <ams@codesourcery.com>

gcc/
* config/arm/predicates.md (shift_amount_operand): Remove constant
range check.
(shift_operator): Check range of constants for all shift operators.

gcc/testsuite/
* gcc.dg/pr50193-1.c: New file.
* gcc.target/arm/shiftable.c: New file.

From-SVN: r179661

re PR fortran/50625 ([OOP] ALLOCATABLE attribute lost for module CLASS variables)

2011-10-07  Janus Weil  <janus@gcc.gnu.org>

PR fortran/50625
* class.c (gfc_build_class_symbol): Fix whitespace.
* module.c (mio_symbol): Set 'class_ok' attribute.
* trans-decl.c (gfc_get_symbol_decl): Make sure the backend_decl has
been built for class symbols.

2011-10-07  Janus Weil  <janus@gcc.gnu.org>

PR fortran/50625
* gfortran.dg/class_46.f03: New.

From-SVN: r179660

pr47276.c (ASMNAME, [...]): Define.

        * gcc.dg/pr47276.c (ASMNAME, ASMNAME2, STRING): Define.
        (__EI___vsyslog_chk, __EI_syslog, __EI_vsyslog): Use ASMNAME.
        (syslog, vsyslog, __vsyslog_chk): Likewise.

        * gcc.dg/lto/20081222_1.c (ASMNAME, ASMNAME2, STRING): Define.
        (x, EXT_x): Use ASMNAME.

        * gcc.dg/torture/pr48044.c (ASMNAME, ASMNAME2, STRING): Define.
        (a, c): Use ASMNAME.

From-SVN: r179659

s390.c (s390_emit_tls_call_insn): Remove assertion.

2011-10-07  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>

* config/s390/s390.c (s390_emit_tls_call_insn): Remove assertion.
Load GOT pointer for non-pic builds.
(s390_load_got): Replace pic_offset_table_rtx with hardcoded r12.
(s390_emit_call): Likewise.

From-SVN: r179658

re PR middle-end/50527 (inconsistent vla align)

2011-10-07  Tom de Vries  <tom@codesourcery.com>

PR middle-end/50527
* gcc.dg/pr50527.c: New test.

From-SVN: r179656

re PR middle-end/50527 (inconsistent vla align)

2011-10-07  Tom de Vries  <tom@codesourcery.com>

PR middle-end/50527
* tree.c (build_common_builtin_nodes): Add local_define_builtin for
BUILT_IN_ALLOCA_WITH_ALIGN.  Mark that BUILT_IN_ALLOCA_WITH_ALIGN can
throw.
* builtins.c (expand_builtin_alloca): Handle BUILT_IN_ALLOCA_WITH_ALIGN
arglist.  Set align for BUILT_IN_ALLOCA_WITH_ALIGN.
(expand_builtin): Handle BUILT_IN_ALLOCA_WITH_ALIGN.
(is_inexpensive_builtin): Handle BUILT_IN_ALLOCA_WITH_ALIGN.
* tree-ssa-ccp.c (evaluate_stmt): Set align for
BUILT_IN_ALLOCA_WITH_ALIGN.
(fold_builtin_alloca_for_var): Rename to ...
(fold_builtin_alloca_with_align): Set DECL_ALIGN from 2nd
BUILT_IN_ALLOCA_WITH_ALIGN argument.
(ccp_fold_stmt): Try folding BUILT_IN_ALLOCA_WITH_ALIGN using
fold_builtin_alloca_with_align.
(optimize_stack_restore): Handle BUILT_IN_ALLOCA_WITH_ALIGN.
* builtins.def (BUILT_IN_ALLOCA_WITH_ALIGN): Declare using
DEF_BUILTIN_STUB.
* ipa-pure-const.c (special_builtin_state): Handle
BUILT_IN_ALLOCA_WITH_ALIGN.
* tree-ssa-alias.c (ref_maybe_used_by_call_p_1)
(call_may_clobber_ref_p_1): Same.
* function.c (gimplify_parameters): Lower vla to
BUILT_IN_ALLOCA_WITH_ALIGN.
* gimplify.c (gimplify_vla_decl): Same.
* cfgexpand.c (expand_call_stmt): Handle BUILT_IN_ALLOCA_WITH_ALIGN.
* tree-mudflap.c (mf_xform_statements): Same.
* tree-ssa-dce.c (mark_stmt_if_obviously_necessary)
(mark_all_reaching_defs_necessary_1, propagate_necessity): Same.
* varasm.c (incorporeal_function_p): Same.
* tree-object-size.c (alloc_object_size): Same.
* gimple.c (gimple_build_call_from_tree): Same.

From-SVN: r179655

function.c (frame_required_for_rtx): Remove function.

* function.c (frame_required_for_rtx): Remove function.
(requires_stack_frame_p): New arg set_up_by_prologue.  All callers
changed.  Compute a set of mentioned registers and compare against
the new arg rather than calling frame_required_for_rtx.
(thread_prologue_and_epilogue_insns): Compute the set_up_by_prologue
reg set.  Convert the unconverted_simple_returns mechanism to store
jump insns rather than their basic blocks.  Also check the
orig_entry_edge destination for new blocks.

From-SVN: r179654

re PR middle-end/50650 (ICE in vect_is_simple_use_1, at tree-vect-stmts.c:5689)

PR tree-optimization/50650
* tree-vect-patterns.c (vect_recog_mixed_size_cond_pattern): Don't
call vect_is_simple_cond here, instead fail if cond_expr isn't
COMPARISON_CLASS_P or if get_vectype_for_scalar_type returns NULL
for cond_expr's first operand.
* tree-vect-stmts.c (vect_is_simple_cond): Static again.
* tree-vectorizer.h (vect_is_simple_cond): Remove prototype.

* gcc.c-torture/compile/pr50650.c: New test.

From-SVN: r179653

re PR lto/50492 (Ada bootstrap failure --with-build-config=bootstrap-lto)

PR lto/50492
* gcc-interface/gigi.h (gnat_pushdecl): Adjust comment.
* gcc-interface/utils.c (global_context): New variable.
(gnat_pushdecl): Initialize it and set it as the DECL_CONTEXT of DECLs
that are either public external or at top level.  Use "No" macro.
(end_subprog_body): Call decl_function_context.
(rest_of_subprog_body_compilation): Likewise.

From-SVN: r179652

Disable ABI warnings for gcc.c-torture/execute/vector-compare-2.c (PR tree-optimization/50575)

PR tree-optimization/50575
* gcc.c-torture/execute/vector-compare-2.x: New file.

From-SVN: r179651

gigi.h (gnat_useless_type_conversion): Declare.

* gcc-interface/gigi.h (gnat_useless_type_conversion): Declare.
(rest_of_subprog_body_compilation): Likewise.
* gcc-interface/decl.c (gnat_to_gnu_entity) <E_Variable>: For renaming,
test for useless conversions by means of gnat_useless_type_conversion.
* gcc-interface/trans.c: Include bitmap.h and cgraph.h.
(language_function): Add named_ret_val and other_ret_val.
(f_named_ret_val): New macro.
(f_other_ret_val): Likewise.
(gigi): Call rest_of_subprog_body_compilation.
(struct nrv_data): New structure.
(is_nrv_p): New predicate.
(prune_nrv_r): New helper function.
(prune_nrv_in_block): New function.
(finalize_nrv_r): New helper function.
(finalize_nrv): New function.
(return_value_ok_for_nrv_p): New predicate.
(build_return_expr): If optimization is enabled, record candidates for
the Named Return Value optimization.
(build_function_stub): Call rest_of_subprog_body_compilation.
(Subprogram_Body_to_gnu): If optimization is enabled and there are
candidates, finalize the Named Return Value optimization.
Call rest_of_subprog_body_compilation.
(call_to_gnu): At the end, if a return value is needed, simplify the
result before wrapping it up in a COMPOUND_EXPR.
* gcc-interface/utils.c (end_subprog_body): Split into...
(rest_of_subprog_body_compilation): ...this.  New function.
(gnat_useless_type_conversion): Likewise.

From-SVN: r179650

Don't XFAIL gcc.dg/uninit-B.c etc. (PR middle-end/50125)

PR middle-end/50125
* gcc.dg/uninit-B.c (baz): Remove xfail *-*-*.
* gcc.dg/uninit-pr19430.c (main): Remove xfail *-*-*.
(bar3): Likewise.

From-SVN: r179649

re PR testsuite/50637 (gcc.dg/vect/vect-align-2.c is invalid (FAILs with -O2 -flto -fpeel-loops))

2011-10-07  Richard Guenther  <rguenther@suse.de>

PR testsuite/50637
* gcc.dg/vect/vect-align-2.c: Increase array size.

From-SVN: r179648

s390.md (DWH, dwh): New mode macros.

2011-10-07  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>

* config/s390/s390.md (DWH, dwh): New mode macros.
("umulsidi3"): Extend to support "umulditi3" as well.

From-SVN: r179647

re PR target/50603 ([x32] Unnecessary lea)

PR target/50603
* config/i386/i386.c (ix86_fixup_binary_operands): Force src2 of
integer PLUS RTX to a register to improve address combine.

testsuite/ChangeLog:

PR target/50603
* gcc.target/i386/pr50603.c: New test.

From-SVN: r179646