2011-10-11  Paolo Carlini  <paolo.carlini@oracle.com>

	PR c++/33067
	* c-family/c-pretty-print.c (pp_c_floating_constant): Output
	max_digits10 (in the ISO C++ WG N1822 sense) decimal digits.

From-SVN: r179797

	* gcc.target/i386/fma_double_1.c: Add -mfpmath=sse.
	* gcc.target/i386/fma_double_2.c: Ditto.
	* gcc.target/i386/fma_double_3.c: Ditto.
	* gcc.target/i386/fma_double_4.c: Ditto.
	* gcc.target/i386/fma_double_5.c: Ditto.
	* gcc.target/i386/fma_double_6.c: Ditto.
	* gcc.target/i386/fma_float_1.c: Ditto.
	* gcc.target/i386/fma_float_2.c: Ditto.
	* gcc.target/i386/fma_float_3.c: Ditto.
	* gcc.target/i386/fma_float_4.c: Ditto.
	* gcc.target/i386/fma_float_5.c: Ditto.
	* gcc.target/i386/fma_float_6.c: Ditto.
	* gcc.target/i386/l_fma_double_1.c: Ditto.
	* gcc.target/i386/l_fma_double_2.c: Ditto.
	* gcc.target/i386/l_fma_double_3.c: Ditto.
	* gcc.target/i386/l_fma_double_4.c: Ditto.
	* gcc.target/i386/l_fma_double_5.c: Ditto.
	* gcc.target/i386/l_fma_double_6.c: Ditto.
	* gcc.target/i386/l_fma_float_1.c: Ditto.
	* gcc.target/i386/l_fma_float_2.c: Ditto.
	* gcc.target/i386/l_fma_float_3.c: Ditto.
	* gcc.target/i386/l_fma_float_4.c: Ditto.
	* gcc.target/i386/l_fma_float_5.c: Ditto.
	* gcc.target/i386/l_fma_float_6.c: Ditto.
	* gcc.target/i386/l_fma_run_double_1.c: Ditto.
	* gcc.target/i386/l_fma_run_double_2.c: Ditto.
	* gcc.target/i386/l_fma_run_double_3.c: Ditto.
	* gcc.target/i386/l_fma_run_double_4.c: Ditto.
	* gcc.target/i386/l_fma_run_double_5.c: Ditto.
	* gcc.target/i386/l_fma_run_double_6.c: Ditto.
	* gcc.target/i386/l_fma_run_float_1.c: Ditto.
	* gcc.target/i386/l_fma_run_float_2.c: Ditto.
	* gcc.target/i386/l_fma_run_float_3.c: Ditto.
	* gcc.target/i386/l_fma_run_float_4.c: Ditto.
	* gcc.target/i386/l_fma_run_float_5.c: Ditto.
	* gcc.target/i386/l_fma_run_float_6.c: Ditto.

From-SVN: r179796

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

From-SVN: r179788

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

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

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

From-SVN: r179785

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

From-SVN: r179778

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

From-SVN: r179774

	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

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

        * config/posix95: Remove empty directory.

From-SVN: r179771

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

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

        * 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

	* 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

From-SVN: r179764

	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

From-SVN: r179762

	* 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

	* 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

From-SVN: r179759

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

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

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

        * 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

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

From-SVN: r179745

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

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

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

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

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

	* common/config/m32c: Remove empty directory.

From-SVN: r179740

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

From-SVN: r179739

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

From-SVN: r179737

From-SVN: r179735

/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

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

From-SVN: r179728