PR driver/44076
	* opts.h (struct cl_option): Add alias_arg, neg_alias_arg and
	alias_target fields.
	* opt-functions.awk (opt_sanitized_name): Don't handle
	finline-limit=, Wlarger-than= and ftemplate-depth= specially.
	* optc-gen.awk: Generate alias fields.
	* opth-gen.awk: Explicitly give values for OPT_* enum constants.
	Don't generate such constants for aliases.
	* opts-common.c (generate_canonical_option): New.
	(decode_cmdline_option): Handle aliases.  Use
	generate_canonical_option for known options instead of copying the
	input option text.
	* doc/options.texi (Alias): Document.
	* common.opt (W, Wlarger-than-, aux-info=, finline-limit-,
	fstack-check, specs): Mark as aliases.
	* gcc.c (driver_handle_option): Canonicalize -L options to joined
	arguments.
	(driver_handle_option): Don't handle OPT_specs.
	* opts.c (common_handle_option): Don't handle options marked as
	aliases.
	(enable_warning_as_error): Handle aliases.
	* stor-layout.c (layout_decl): Use OPT_Wlarger_than_ instead of
	OPT_Wlarger_than_eq.
	* tree-optimize.c (tree_rest_of_compilation): Use
	OPT_Wlarger_than_ instead of OPT_Wlarger_than_eq.

c-family:
	* c.opt (Wcomments, Werror-implicit-function-declaration,
	ftemplate-depth-, std=c89, std=c9x, std=gnu89, std=gnu9x,
	std=iso9899:1990, std=iso9899:1999, std=iso9899:199x): Mark as
	aliases.
	* c-common.c (option_codes): Use OPT_Wcomment instead of
	OPT_Wcomments.
	* c-opts.c (warning_as_error_callback, c_common_handle_option):
	Don't handle options marked as aliases.

java:
	* lang.opt (CLASSPATH, bootclasspath, classpath, encoding,
	fCLASSPATH=): Mark as Java options and as aliases.
	* jvspec.c (jvgenmain_spec): Don't handle -fCLASSPATH*.
	(lang_specific_driver): Don't handle options marked as aliases.
	* lang.c (java_handle_option): Don't handle OPT_fCLASSPATH_.

testsuite:
	* gcc.dg/cpp/warn-comments-3.c: New.  Based on warn-comments-2.c
	but using -Werror=comment.
	* gcc.dg/cpp/warn-comments.c, gcc.dg/cpp/warn-comments-2.c: Adjust
	expected error messages.

From-SVN: r163770

	* gcc.dg/stack-usage-1.c: Adjust on i386/Darwin.
	* gcc.target/i386/stack-usage-realign.c: Skip on i386/Darwin.

From-SVN: r163768

2010-09-02  Tobias Burnus  <burnus@net-b.de>

        PR fortran/45489
        * resolve.c (apply_default_init): Mark symbol as referenced,
        if it is initialized.
        (resolve_symbol): Change intialized check for BT_DERIVED such
        that also function results get initialized; remove now obsolete
        gfc_set_sym_referenced for BT_CLASS.

2010-09-02  Tobias Burnus  <burnus@net-b.de>

        PR fortran/45489
        * gfortran.dg/initialization_27.f90: New.

From-SVN: r163767

	* config/i386/i386.md (nonmemory_operand): New mode attribute.
	(push memory peephole2): Macroize peepholes using SWI mode iterator.
	(move immediate to memory peephole2): Macroize peepholes using
	SWI124 mode iterator.
	(non-pairable NOT peephole2): Macroize peepholes using SWI124
	mode iterator.
	(simple lea add peephole2): Macroize peepholes using SWI48
	mode iterator.
	(simple lea mult peephole2): Ditto.
	(imul by 3,5,9 to lea peephole2): Ditto.
	(mov $-1, reg peephole2): Macroize peepholes using SWI248
	mode iterator.
	(imul $32bit_imm,mem,reg peephole2): Ditto.
	(imul $8/16bit_imm,regmem,reg peephole2): Ditto.

From-SVN: r163766

2010-09-02  Marcus Shawcroft  <marcus.shawcroft@arm.com>

	* config/arm/predicates.md (arm_sync_memory_operand): New.
	* config/arm/sync.md (arm_sync_compare_and_swapsi): Change predicate
        to arm_sync_memory_operand and constraint to Q.
	(arm_sync_compare_and_swap<mode>): Likewise.
	(arm_sync_compare_and_swap<mode>): Likewise.
	(arm_sync_lock_test_and_setsi): Likewise.
	(arm_sync_lock_test_and_set<mode>): Likewise.
        (arm_sync_new_<sync_optab>si): Likewise.
        (arm_sync_new_nandsi): Likewise.
        (arm_sync_new_<sync_optab><mode>): Likewise.
        (arm_sync_new_nand<mode>): Likewise.
        (arm_sync_old_<sync_optab>si): Likewise.
        (arm_sync_old_nandsi): Likewise.
        (arm_sync_old_<sync_optab><mode>): Likewise.
        (arm_sync_old_nand<mode>): Likewise.

From-SVN: r163765

2010-09-02  Ian Bolton  <ian.bolton@arm.com>

        * tree-ssa-loop-prefetch.c: Fix comment at head of file.

From-SVN: r163764

2010-09-02  Marcus Shawcroft  <marcus.shawcroft@arm.com>

        * MAINTAINERS (Write After Approval): Add myself.

From-SVN: r163763

        * ira-color.c (SORTGT): New macro, helper for qsort callbacks.
        (allocno_priority_compare_func): Use it instead of a straight
        difference computation over priorities.

From-SVN: r163760

2010-09-02  Andi Kleen  <ak@linux.intel.com>

        * opts.c (common_handle_option): Fix OPT_fwhopr/fwhopr_* handling.

From-SVN: r163759

	* tree-vectorizer.h (get_later_stmt): New function.
	(vect_analyze_data_ref_dependences): Add argument.
	* tree-vect-loop.c (vect_analyze_loop): Update call to
	vect_analyze_data_ref_dependences.
	* tree-vect-data-refs.c (vect_drs_dependent_in_basic_block):
	New function.
	(vect_analyze_data_ref_dependence): Add argument for basic block
	dependencies. Check dependencies in basic block vectorization.
	(vect_analyze_data_ref_dependences): Add argument and update call to
	vect_analyze_data_ref_dependences.
	* tree-vect-slp.c (vect_find_last_store_in_slp_instance): New.
	(vect_bb_vectorizable_with_dependencies): New.
	(vect_slp_analyze_bb): Check dependencies in basic block.
	(vect_schedule_slp_instance): Insert stores before the last store in
	SLP instance.

From-SVN: r163757

	PR target/45476
	* config/i386/freebsd.h (LIBGCC2_HAS_TF_MODE,
	LIBGCC2_TF_CEXT, TF_SIZE): New defines.

From-SVN: r163756

From-SVN: r163753

re PR libstdc++/45488 (lower_bound doesn't really require the iterator parameters to be default constructible)

2010-09-01  Christopher Yeleighton  <giecrilj@stegny.2a.pl>
	    Paolo Carlini  <paolo.carlini@oracle.com>

	PR libstdc++/45488
	* include/bits/stl_algobase.h (lower_bound): Clean-up a tad, move
	two variables inside the main loop.
	* include/bits/stl_algo.h (lower_bound, upper_bound, equal_range):
	Likewise.

From-SVN: r163747

re PR libstdc++/45488 (lower_bound doesn't really require the iterator parameters to be default constructible)

2010-09-01  Christopher Yeleighton  <giecrilj@stegny.2a.pl>
	    Paolo Carlini  <paolo.carlini@oracle.com>

	PR libstdc++/45488
	* include/bits/stl_algobase.h (lower_bound): Clean-up a tad, move
	two variables inside the main loop.
	* include/bits/stl_algo.h (lower_bound, upper_bound, equal_range):
	Likewise.

From-SVN: r163746

2010-09-01  Steve Ellcey  <sje@cup.hp.com>

	* gfortran.dg/vect/fast-math-pr38969.f90: Skip if not vectorizing.

From-SVN: r163745

2010-09-01  Janus Weil  <janus@gcc.gnu.org>

	PR fortran/44541
	* class.c (gfc_find_derived_vtab): Add component '$def_init'.
	* resolve.c (resolve_allocate_expr): Defer handling of default
	initialization to 'gfc_trans_allocate'.
	(apply_default_init,resolve_symbol): Handle polymorphic dummies.
	(resolve_fl_derived): Suppress error messages for vtypes.
	* trans-stmt.c (gfc_trans_allocate): Handle initialization via
	polymorphic MOLD expression.
	* trans-expr.c (gfc_trans_class_init_assign): Now only used for
	dummy initialization.


2010-09-01  Janus Weil  <janus@gcc.gnu.org>

	PR fortran/44541
	* gfortran.dg/allocate_alloc_opt_10.f90: Extended.
	* gfortran.dg/class_dummy_1.f03: New.

From-SVN: r163744

re PR middle-end/45458 (ICE: in add_labels_and_missing_jumps, at bb-reorder.c:1306 with-fnon-call-exceptions -freorder-blocks-and-partition -fprofile-use)

	PR middle-end/45458
	* bb-reorder.c (add_labels_and_missing_jumps): Treat
	bbs ending with throwing insns like blocks ending with a call.
	(fix_up_fall_thru_edges): Likewise.

	* g++.dg/tree-prof/partition2.C: New test.

From-SVN: r163743

	* config/m32c/m32c-protos.h (m32c_function_arg): Delete.
	(m32c_function_arg_advance): Delete.
	* config/m32c/m32c.h (FUNCTION_ARG, FUNCTION_ARG_ADVANCE): Delete.
	* config/m32c/m32c.c (m32c_function_arg): Make static.  Adjust
	comments.  Take a const_tree and a bool.  Declare.
	(m32c_function_arg_advance): Likewise.
	(TARGET_FUNCTION_ARG, TARGET_FUNCTION_ARG_ADVANCE): Define.

From-SVN: r163742

        PR target/45476
        * config/i386/cygming.h (LIBGCC2_HAS_TF_MODE,
	LIBGCC2_TF_CEXT, TF_SIZE): Move from ...
        * config/i386/mingw32.h: ... here.

From-SVN: r163741

2010-09-01  Andi Kleen  <ak@linux.intel.com>

        PR lto/45475
        * lto-streamer-in.c (lto_input_ts_target_option): Add.
        (lto_input_tree_pointers): Call lto_input_ts_target_option.
        * lto-streamer-out: (lto_output_ts_target_option): Add.
        (lto_output_tree_pointers): Call lto_output_ts_target_option.

From-SVN: r163740

2010-09-01  Tobias Burnus  <burnus@net-b.de>

        * gfortran.texi (preprocessing): Update URL to COCO.

From-SVN: r163739

2010-09-01  Kai Tietz  <kai.tietz@onevision.com>

        PR/target 45452
        * config/i386/cygwin.h: Change order of specified import libraries.
        * config/i386/mingw32.h: Likewise.
        * config/i386/t-cygwin: Likewise.
        * config/i386/t-mingw32: Likewise.
        * config/i386/t-mingw-w32: Likewise.
        * config/i386/t-mingw-w64: Likewise.

From-SVN: r163738

2010-09-01  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>

	* config/arm/neon-schedgen.ml (core): New type.
	(allCores): List of supported cores.
	(availability_table): Add supported cores.
	(collate_bypasses): Accept core as a parameter.
	(worst_case_latencies_and_bypasses): Accept core as a
	 parameter.
	(emit_insn_reservations): Accept core as a parameter.
	Use tuneStr and coreStr to get tune attribute and prefix
	for functional units.
	(emit_bypasses): Accept core name and use it.
	(calculate_per_core_availability_table): New.
	(filter_core): New.
	(calculate_core_availability_table): New.
	(main): Use calculate_core_availablity_table.
	* config/arm/cortex-a8-neon.md: Update copyright year.
	Regenerated from ml file and merged in.
	(neon_mrrc, neon_mrc): Rename to cortex_a8_neon_mrrc and
	cortex_a8_neon_mrc.

From-SVN: r163737

2010-09-01  Ian Bolton  <ian.bolton@arm.com>

	* Makefile.in (tree-switch-conversion.o): Update dependencies.

From-SVN: r163735

2010-09-01  Ian Bolton  <ian.bolton@arm.com>

	* MAINTAINERS (Write After Approval): Add myself.

From-SVN: r163734

2010-09-01  Richard Guenther  <rguenther@suse.de>

	* alias.c (ao_ref_from_mem): Adjust.
	* builtins.c (get_object_alignment): Likewise.
	* cfgexpand.c (expand_debug_expr): Likewise.
	* gimple.c (get_base_address): Likewise.
	* tree-dfa.c (get_ref_base_and_extent): Likewise.
	(get_addr_base_and_unit_offset): Likewise.  Fix for
	both TMR_SYMBOL and TMR_BASE being set.
	* tree-eh.c (tree_could_trap_p): Likewise.
	* gimplify.c (gimplify_expr): Do not attempt to gimplify
	TMR_SYMBOL.  Always gimplify TMR_BASE.
	* tree-cfg.c (verify_types_in_gimple_reference): Verify
	TMR_BASE if there is a TMR_SYMBOL.
	* tree-pretty-print.c (dump_generic_node): Adjust.
	* tree-ssa-address.c (addr_for_mem_ref): Likewise.
	(tree_mem_ref_addr): Likewise.
	(create_mem_ref_raw): Likewise.
	(move_fixed_address_to_symbol): Likewise.
	(create_mem_ref): Likewise.
	(dump_mem_address): Likewise.
	* tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Adjust.
	Fix for both TMR_SYMBOL and TMR_BASE being set.
	(indirect_refs_may_alias_p): Likewise.
	* tree-ssa-operands.c (get_tmr_operands): Adjust.
	* tree.def (TARGET_MEM_REF): Adjust documentation.

From-SVN: r163733

	* config/i386/i386.h (enum ix86_tune_indices) <X86_TUNE_SINGLE_POP>:
	Rename from X86_TUNE_ADD_ESP_4.
	<IX86_TUNE_DOUBLE_POP>: Rename from X86_TUNE_ADD_ESP_8.
	<IX86_TUNE_SINGLE_PUSH>: Rename from X86_TUNE_SUB_ESP_4.
	<IX86_TUNE_DOUBLE_PUSH>: Rename from X86_TUNE_SUB_ESP_8.
	(TARGET_SINGLE_POP): Rename from TARGET_ADD_ESP_4.
	(TARGET_DOUBLE_POP): Rename from TARGET_ADD_ESP_8.
	(TARGET_SINGLE_PUSH): Rename from TARGET_SUB_ESP_4.
	(TARGET_DOUBLE_POP): Rename from TARGET_SUB_ESP_8.
	* config/i386/i386.c (initial_ix86_tune_features)
	<X86_TUNE_SINGLE_POP>: Invert members.
	<X86_TUNE_DOUBLE_POP>: Ditto.
	<X86_TUNE_SINGLE_PUSH>: Ditto.
	<X86_TUNE_DOUBLE_PUSH>: Ditto.
	* config/i386/i386.md (*pop<mode>1): Rename from pop<mode>1.
	No longer exported.
	(push peephole2 patterns): Macroize peepholes using P mode iterator.
	Adjust for renamed TARGET_{SINGLE,DOUBLE}_PUSH defines.
	(pop peephole2 patterns): Macroize peepholes using P mode iterator.
	Adjust for renamed TARGET_{SINGLE,DOUBLE}_POP defines.

From-SVN: r163732

	* gimplify.c (gimplify_init_constructor): Do not create a temporary for
	a volatile LHS if the constructor has only one element.

From-SVN: r163727

2010-09-01  Mikael Pettersson  <mikpe@it.uu.se>

       PR bootstrap/45321
       * tree.c (stdarg_p): Make fntype parameter const.
       * tree.h (stdarg_p): Likewise.
       (function_args_iterator): Remove unused fntype field.
       (function_args_iter_init): Do not initialize fntype
       field.  Make fntype parameter const.

From-SVN: r163726

bootstrap-lto.mk (STAGE2_CFLAGS, [...]): Change to -fwhopr=jobserver -fuse-linker-plugin -frandom-seed=1.

2010-09-01  Andi Kleen  <ak@linux.intel.com>

        * bootstrap-lto.mk (STAGE2_CFLAGS, STAGE3_CFLAGS): Change
        to -fwhopr=jobserver -fuse-linker-plugin -frandom-seed=1.

From-SVN: r163725

2010-09-01  Richard Guenther  <rguenther@suse.de>

	* tree-vrp.c (adjust_range_with_scev): Use number of iteration
	estimate.
	(vrp_visit_phi_node): Delay using SCEV till we balloon the
	range.
	(execute_vrp): Compute number of iteration estimates.
	* cfgloop.h (estimate_numbers_of_iterations_loop): Adjust prototype.
	* tree-flow.h (estimate_numbers_of_iterations): Likewise.
	* tree-data-ref.c (estimated_loop_iterations): Adjust.
	* tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop):
	Infer loop bounds from undefined behavior based on a new
	parameter.
	(estimate_numbers_of_iterations): Likewise.
	(scev_probably_wraps_p): Adjust.
	* tree-ssa-loop.c (tree_ssa_loop_bounds): Likewise.

	* gcc.dg/vect/vect-outer-fir.c: Adjust.
	* gcc.dg/tree-ssa/vrp54.c: New testcase.
	* gcc.c-torture/execute/20100827-1.c: Likewise.

From-SVN: r163724

	* trans-intrinsic.c (gfc_build_intrinsic_lib_fndecls): Resize
	array quad_decls. Remove unnecessary assignment.

From-SVN: r163723

        * config/stormy16/stormy16.c: Use REG_P, MEM_P and CONST_INT_P
        where appropriate.
        (xstormy16_legitimate_address_p): Use true and false instead of 1
        and 0.
        (xstormy16_expand_prologue): Delete unused local variable 'insn'.
        (xstormy16_function_arg): Use FIRST_ARGUMENT_REGNUM in place of
        magic constant 2.
        (xstormy16_expand_call): Fix comment at start of function.

From-SVN: r163722

	* trans-expr.c (gfc_conv_power_op): Handle floating-point types
	other than long double.
	* mathbuiltins.def: Add builtins from the POW and CPOW family.
	* trans.h (gfc_builtin_decl_for_float_kind): New prototype.
	* trans-intrinsic.c (gfc_builtin_decl_for_float_kind): Add gfc_
	prefix to function name.
	(gfc_build_intrinsic_lib_fndecls): Add cpow prototype.
	(gfc_conv_intrinsic_aint): Use gfc_builtin_decl_for_float_kind
	function name.
	(gfc_conv_intrinsic_exponent): Likewise.
	(gfc_conv_intrinsic_abs): Likewise.
	(gfc_conv_intrinsic_mod): Likewise.
	(gfc_conv_intrinsic_sign): Likewise.
	(gfc_conv_intrinsic_arith): Likewise.
	(gfc_conv_intrinsic_fraction): Likewise.
	(gfc_conv_intrinsic_nearest): Likewise.
	(gfc_conv_intrinsic_spacing): Likewise.
	(gfc_conv_intrinsic_rrspacing): Likewise.
	(gfc_conv_intrinsic_scale): Likewise.
	(gfc_conv_intrinsic_set_exponent): Likewise.

From-SVN: r163721

        * config/rx/rx.c (rx_expand_prologue): Do not adjust frame size
        when pushing accumulator register.
        (rx_get_stack_layout): Always save call clobbered registers inside
        interrupt handlers.
        * config/rx/rx-modes.def: Fix descriptive comment at start of file.

From-SVN: r163720

	* intrinsic.c: Add EXECUTE_COMMAND_LINE intrinsic.
	* intrinsic.h (gfc_resolve_execute_command_line): New function.
	* iresolve.c (gfc_resolve_execute_command_line): New function.
	* gfortran.h (GFC_ISYM_EXECUTE_COMMAND_LINE): New value.
	* intrinsic.texi: Document EXECUTE_COMMAND_LINE.

	* intrinsics/execute_command_line.c: New file.
	* gfortran.map (_gfortran_execute_command_line_i4,
	_gfortran_execute_command_line_i8): New symbols.
	* Makefile.am: Add new file intrinsics/execute_command_line.c.
	* Makefile.in: Regenerated.

	* gfortran.dg/execute_command_line_1.f90: New test.

From-SVN: r163719

config.gcc (i[34567]86-*-freebsd*, [...]): Add i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.

gcc/ChangeLog:

	* config.gcc (i[34567]86-*-freebsd*, x86_64-*-freebsd*): Add
	i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.

	* libgcc-std.ver (GCC_4.6.0): Define version.

libgcc/ChangeLog:

	* config.host (i[34567]86-*-freebsd*, x86_64-*-freebsd*): Add
	i386/t-freebsd to tmake_file.
	* config/i386/t-freebsd: New file.
	* config/i386/libgcc-bsd.ver: New file.

From-SVN: r163718

From-SVN: r163717

From-SVN: r163712

	PR preprocessor/45457
	* expr.c (parse_defined): Call pfile->cb.user_builtin_macro hook if
	needed.
	* directives.c (do_ifdef, do_ifndef): Likewise.

	* c-c++-common/cpp/pr45457.c: New test.

From-SVN: r163705