* opts.c (common_handle_option): Treat -Wstrict-overflow (with no
	argument) like -Wstrict-overflow=2.
	* doc/invoke.texi (Warning Options): Update documentation.

From-SVN: r122753

	* cuintp.c (UI_To_gnu): Use fold_buildN calls instead of calling
	fold with the result of buildN.
	* decl.c (gnat_to_gnu_entity): Likewise.
	* trans.c (Attribute_to_gnu, gnat_to_gnu, emit_check): Likewise.
	* utils.c (finish_record_type, merge_sizes, max_size, convert):
	Likewise.
	* utils2.c (gnat_truthvalue_conversion, compare_arrays,
	nonbinary_modular_operation, build_binary_op, build_unary_op,
	build_cond_expr): Likewise.

	* utils.c (convert): Use fold_build1 when casting values to void.
	* utils2.c (gnat_truthvalue_conversion): Use build_int_cst and
	fold_convert instead of convert when appropriate.

From-SVN: r122752

2007-03-09  Dirk Mueller  <dmueller@suse.de>

       PR c++/17946
       * doc/invoke.texi (-Wlogical-op): Document.
       * common.opt (-Wlogical-op): New.
       * c-common.h (warn_logical_operator): Declare.
       * c-common.c (warn_logical_operator): Define.
       * c-typeck.c (parser_build_binary_op): Call
       warn_logical_operator.

       * cp/call.c (build_new_op): Call warn_logical_operator.

       * testsuite/gcc.dg/Wlogical-op-1.c: New.
       * testsuite/g++.dg/warn/Wlogical-op-1.C: New.

From-SVN: r122751

* rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
* final.c (final_scan_insn): Test for non-"" file name.

From-SVN: r122750

	* doc/loop.texi: Document the Omega linear constraints solver.
	* doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
	omega-max-geqs, omega-max-eqs, omega-max-wild-cards, 
	omega-hash-table-size, omega-max-keys, and 
	omega-eliminate-redundant-constraints.
	* tree-pass.h (pass_check_data_deps): Declared.
	* omega.c: New.
	* omega.h: New.
	* timevar.def (TV_CHECK_DATA_DEPS): Declared.
	* tree-ssa-loop.c (check_data_deps, gate_check_data_deps, 
	pass_check_data_deps): New.
	* tree-data-ref.c (init_data_ref): Remove declaration.
	(dump_data_dependence_relation): Dump DDR_INNER_LOOP.
	(analyze_array): Renamed init_array_ref, move up initializations.
	(init_data_ref): Renamed init_pointer_ref.  Moved before its call.
	Removed arguments that are set to NULL.
	(analyze_indirect_ref): Correct indentation, correct call to 
	init_pointer_ref.
	(object_analysis): Call init_array_ref instead of analyze_array.
	(initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
	(access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
	of DR_ACCESS_FNS_ADDR.
	(init_omega_eq_with_af, omega_extract_distance_vectors, 
	omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
	ddr_consistent_p): New.
	(compute_affine_dependence): Check consistency of ddrs when 
	flag_check_data_deps is passed.
	(analyze_all_data_dependences): Uncomment.
	(tree_check_data_deps): New.
	* tree-data-ref.h: Include omega.h.
	(DR_ACCESS_FNS_ADDR): Removed.
	(data_dependence_relation): Add inner_loop.
	(DDR_INNER_LOOP): New.
	* common.opt (fcheck-data-deps): New.
	* tree-flow.h (tree_check_data_deps): Declare.
	* Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
	(OBJS-common): Depend on omega.o.
	(omega.o): Define.
	* passes.c (pass_check_data_deps): Scheduled.
	* params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS, 
	PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
	PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
	PARAM_VECT_MAX_VERSION_CHECKS,
	PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.

From-SVN: r122749

2007-03-09  Richard Guenther  <rguenther@suse.de>

	PR tree-optimization/30904
	PR middle-end/31058
	* tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
	the same way as *_DIV_EXPR.

	* gcc.dg/pr30904.c: Remove xfail.

From-SVN: r122748

From-SVN: r122746

2007-03-09  Gary Benson  <gbenson@redhat.com>
	    Chris Burdess  <dog@gnu.org>

	PR classpath/30831
	* gnu/xml/dom/ls/SAXEventSink.java: Only set extended document
	properties when reader is available.


Co-Authored-By: Chris Burdess <dog@gnu.org>

From-SVN: r122743

* rtl.def (ASM_INPUT): Add location.
* rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
(ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
(decode_asm_operands): Add loc operand.
(gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
* stmt.c (expand_asm): Rename to...
(expand_asm_loc): ... this.  Add locus argument.  Pass it on to
gen_rtx_ASM_INPUT_loc.
(expand_asm_expr): Adjust.
* recog.c (decode_asm_operands): Add loc operand.
(check_asm_operands, extract_insn): Adjust.
* reload1.c (maybe_fix_stack_asms): Likewise.
* final.c (asm_insn_count): Likewise.
(final_scan_insn): Output # line before and after asm.

From-SVN: r122742

2007-03-09  Daniel Berlin  <dberlin@dberlin.org>

	* tree-ssa-structalias.c (variable_info): Remove
	finished_solution.
	(new_var_info): Ditto.
	(shared_bitmap_info_t): New structure.
	(shared_bitmap_table): New variable.
	(shared_bitmap_hash): New function.
	(shared_bitmap_eq): Ditto
	(shared_bitmap_lookup): Ditto.
	(shared_bitmap_add): Ditto.
	(merge_smts_into): Change to take bitmap directly.
	(find_what_p_points_to): Rewrite to use shared bitmap hashtable.
	(init_alias_vars): Init shared bitmap hashtable.
	(delete_points_to_sets): Delete shared bitmap hashtable.
	* tree-ssa-operands.c (add_virtual_operand): Partially revert the
	is_aliased removal as a change that was still necessary was
	deleted.

From-SVN: r122741

        * config/i386/i386.h (override_options): Conditionally disable
	x86_sahf for 64bit targets only.

From-SVN: r122740

2007-03-08  Andrew Pinski  <andrew_pinski@playstation.sony.com>

        PR C/31072
        * c-decl.c (merge_decls): Don't call make_var_volatile.
        * varasm.c (make_var_volatile): Remove.
        * output.h (make_var_volatile): Remove.

2007-03-08  Andrew Pinski  <andrew_pinski@playstation.sony.com>

        PR C/31072
        * gcc.c-torture/execute/pr31072.c: New test.

From-SVN: r122736

From-SVN: r122734

* intrinsic.texi: (ICHAR) Improve internal I/O note.
(ACHAR): Reference it.
(CHAR): Reference it.
(IACHAR): Reference it.

From-SVN: r122729

* intrinsic.texi: (LINK) Document function form.
(RENAME): Likewise.
(SYMLNK): Likewise.
(SYSTEM): Likewise.
(UNLINK): Likewise.

From-SVN: r122728

* intrinsic.texi: minor typo fixes, removed prologue.
(FSEEK): moved to correct place in alphabetical order.

From-SVN: r122726

re PR tree-optimization/31085 (internal compiler error: in create_mem_ref, at tree-ssa-address.c:606)

	PR tree-optimization/31085
	* tree-ssa-address.c (create_mem_ref): Fix test of type of base.

From-SVN: r122724

	* decContext.c, decContext.h, decDPD.h, decimal128.c,
	decimal128.h, decimal32.c, decimal32.h, decimal64.c, decimal64.h,
	decLibrary.c, decNumber.c, decNumber.h, decNumberLocal.h,
	decRound.c, decRound.h, decUtility.c, decUtility.h: Add
	libgcc-style license exception clause.

From-SVN: r122722

2007-03-08  Daniel Franke  <franke.daniel@gmail.com>

        PR fortran/30947
        * intrinsics/signal.c (alarm_sub_int): Avoid SEGFAULT with
        integer arguments.

From-SVN: r122716

2007-03-08  Daniel Franke  <franke.daniel@gmail.com>

	PR fortran/30947
	* check.c (gfc_check_alarm_sub): Added check for default integer 
	kind of status argument.
	* iresolve.c (gfc_resolve_alarm_sub): Removed conversion of 
	status argument.
	* intrinsic.texi (ALARM): Extended documentation.

From-SVN: r122715

	* builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
	llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
	ATTR_CONST_NOTHROW_LIST.
	
	* fold-const.c (tree_expr_nonnegative_warnv_p): Handle
	FIX_TRUNC_EXPR.

testsuite:
	* gcc.dg/builtins-55.c: Test *lceil* and *lfloor*.
	* gcc.dg/torture/builtin-attr-1.c: Likewise.
	* gcc.dg/torture/builtin-convert-1.c: Likewise.  Also test *lrint* and *lround*.
	* gcc.dg/torture/builtin-convert-2.c: Test ceil->lceil and floor->lfloor.
	* gcc.dg/torture/builtin-convert-3.c: Test *lceil* and *lfloor*.
	* gcc.dg/torture/builtin-integral-1.c: Likewise.
	* gcc.dg/torture/builtin-minmax-1.c: Likewise.  Also test *lrint*
	and *lround*.  Correct macro names.
	* gcc.dg/torture/builtin-nonneg-1.c: Test *lceil* and *lfloor*.
	* gcc.dg/torture/builtin-rounding-1.c: Likewise.

From-SVN: r122713

2007-03-08  Daniel Franke  <franke.daniel@gmail.com>

	* intrinsic.texi (GERROR, ISATTY, TTYNAM): New.
	(ABORT, FLUSH, FNUM, IRAND, MALLOC, SIGNAL, SRAND): Fixed typo.
	* intrinsic.c (add_subroutines): Adjusted dummy argument names 
	of GERROR and TTYNAM.

From-SVN: r122712

	* doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.

From-SVN: r122710

	PR 31013
	* gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
	is declared.
	* config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
	passed, use shared libgcc.

From-SVN: r122709

tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt instead of calling build2 with a GIMPLE_MODIFY_STMT.


	* tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
	instead of calling build2 with a GIMPLE_MODIFY_STMT.
	(honor_protect_cleanup_actions, lower_try_finally_switch):
	Likewise.
	* tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
	ifc_temp_var): Likewise.
	* tree-inline.c (setup_one_parameter): Likewise.
	* tree-mudflap.c (mf_decl_cache_locals,
	mf_build_check_statement_for): Likewise.
	* tree-nested.c (init_tmp_var, save_tmp_var,
	finalize_nesting_tree_1): Likewise.
	* tree-outof-ssa.c (insert_copy_on_edge,
	insert_backedge_copies): Likewise.
	* tree-profile.c (tree_gen_edge_profiler,
	tree_gen_ic_profiler): Likewise.
	* tree-scalar-evolution.c (scev_const_prop): Likewise.
	* tree-sra.c (sra_build_assignment): Likewise.
	* tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
	* tree-ssa-math-opts.c (insert_reciprocals,
	execute_cse_sincos_1): Likewise.
	* tree-tailcall.c (adjust_accumulator_values,
	adjust_return_value): Likewise.
	* tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
	* tree-vect-transform.c (vect_create_data_ref_ptr,
	bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
	vect_create_epilog_for_reduction, vectorizable_reduction,
	vectorizable_call, vectorizable_conversion,
	vectorizable_assignment, vectorizable_operation,
	vectorizable_type_demotion, vect_gen_widened_results_half,
	vect_permute_store_chain, vectorizable_store,
	vect_setup_realignment, vect_permute_load_chain,
	vectorizable_load, vectorizable_condition,
	vect_create_cond_for_align_checks): Likewise.
	* tree-vrp.c (build_assert_expr_for): Likewise.

From-SVN: r122707

./:	* tree-vrp.c: Include "intl.h".
	(usable_range_p): New static function.
	(compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
	overflowed values, juts set *strict_overflow_p.
	(compare_values): Only return -2 if one of the operands is not a
	constant.
	(compare_ranges): Call usable_range_p.
	(compare_range_with_value): Likewise.
	(vrp_evaluate_conditional_warnv): Rename from
	vrp_evaluate_conditional.  Make static.  Change all callers.
	(vrp_evaluate_conditional): New function.
	(simplify_div_or_mod_using_ranges): Issue warning about reliance
	on signed overflow.
	(simplify_abs_using_ranges): Likewise.
	(simplify_stmt_for_jump_threading): Add within_stmt parameter.
	* tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
	within_stmt parameter.
	* tree-ssa-propagate.c (fold_predicate_in): Update call to
	vrp_evaluate_conditional.
	* tree-ssa-threadedge.c
	(record_temporary_equivalences_from_stmts_at_dest): Change
	simplify parameter to take a second tree parameter.
	(simplify_control_stmt_condition): Likewise.
	(thread_across_edge): Likewise.
	* tree-flow.h (vrp_evaluate_conditional): Update declaration.
	(thread_across_edge): Likewise.
	* gcc/Makefile.in (tree-vrp.o): Depend upon intl.h.
testsuite/:
	* gcc.dg/no-strict-overflow-5.c: New test.
	* gcc.dg/no-strict-overflow-6.c: New test.
	* gcc.dg/Wstrict-overflow-11.c: New test.
	* gcc.dg/Wstrict-overflow-12.c: New test.
	* gcc.dg/Wstrict-overflow-13.c: New test.
	* gcc.dg/Wstrict-overflow-14.c: New test.
	* gcc.dg/Wstrict-overflow-15.c: New test.

From-SVN: r122706

        * config/i386/i386.h (TARGET_SAHF): New define.
        * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
        Also enable for m_K8, m_AMDFAM10 and m_CORE2.
        (x86_sahf): New global variable.
        (override_options): Add PTA_NO_SAHF to pta_flags enum.  Recode
        pta_flags masks using shifts.  Add PTA_NO_SAHF to x86_64 and
        nocona processor flags.  Set x86_sahf when PTA_NO_SAHF is not set
        in processor flags.  Do not unconditionally disable TARGET_USE_SAHF
        for 64-bit.
        (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
        (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
        when expanding fcomi/sahf based tests.
        (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
        expanding sahf based alternative. Emit sahf based sequence when
        optimizing for code size.
        * config/i386/i386.md (x86_sahf_1): Do not disable for
        TARGET_64BIT, enable for TARGET_SAHF.

From-SVN: r122705

gcc/testsuite/
	* gcc.c-torture/execute/strcmp-1.x: New file.  XFAIL execution
	for VxWorks kernel mode.
	* gcc.c-torture/execute/strncmp-1.x: Likewise.

From-SVN: r122703

gcc/testsuite/
	* gcc.c-torture/execute/ieee/hugeval.x: XFAIL for VxWorks kernel
	mode.

From-SVN: r122702

gcc/testsuite/
	* gcc.c-torture/execute/builtins/memmove-lib.c: Include lib/bzero.c
	and lib/bfill.c on VxWorks targets.
	* gcc.c-torture/execute/builtins/memmove-2-lib.c: Likewise.
	* gcc.c-torture/execute/builtins/strchr-lib.c: Include lib/bzero.c,
	lib/bfill.c and lib/memmove.c on VxWorks targets.
	* gcc.c-torture/execute/builtins/strrchr-lib.c: Likewise.
	* gcc.c-torture/execute/builtins/memops-asm-lib.c: Include lib/bfill.c
	on VxWorks targets.
	* gcc.c-torture/execute/builtins/lib/bzero.c: New file.
	* gcc.c-torture/execute/builtins/lib/bfill.c: Likewise.

From-SVN: r122701

2007-03-08  Gary Benson  <gbenson@redhat.com>

	PR classpath/30983:
	* gnu/xml/dom/ls/DomLSParser.java (getInputSource):
	Do not use the entity resolver to resolve the top-level document.

From-SVN: r122700

2007-07-08  Tobias Burnus  <burnus@net-b.de>

       * module.c (gfc_match_use): Support renaming of operators
       in USE statements.
       * gfortran.texi (Fortran 2003 Status): Document support of
       renaming of operators.

2007-03-08  Tobias Burnus  <burnus@net-b.de>

       * gfortran.dg/use_5.f90: New test.
       * gfortran.dg/use_6.f90: Ditto.
       * gfortran.dg/use_7.f90: Ditto.

From-SVN: r122699

2007-03-08  Tobias Burnus  <burnus@net-b.de>

	PR fortran/30973
	* module.c (read_module): Always import module name as symbol.
	(gfc_match_use): Disallow module name in the only clause of
	a use statement.

2007-03-08  Tobias Burnus  <burnus@net-b.de>

	PR fortran/30973
	* gfortran.dg/use_4.f90: New test.
	* gfortran.dg/used_dummy_types_7.f90: Correct ambiguous symbol.

From-SVN: r122696

From-SVN: r122693

* src/powerpc/ffi.c (flush_icache): Fix left-over from previous
patch.
(ffi_prep_closure_loc): Remove unneeded casts.  Add needed ones.

From-SVN: r122692

spurious whitespace from error message.

From-SVN: r122690

2007-03-08 Paul Thomas <pault@gcc.gnu.org>

	PR fortran/31011
	* expr.c (find_array_section): Correct arithmetic for section
	size.

2007-03-08 Paul Thomas <pault@gcc.gnu.org>

	PR fortran/31011
	* gfortran.dg/parameter_array_section_2.f90: New test.

From-SVN: r122689

	PR c++/30852
	* c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.

	* semantics.c (finish_offsetof): Handle COMPOUND_EXPR.

	* g++.dg/ext/offsetof1.C: Add cases with volatile.

From-SVN: r122686

	PR c++/30534
	* pt.c (any_template_arguments_need_structural_equality_p):
	Robustify.

	* g++.dg/template/arg5.C: New test.

From-SVN: r122685

gcc/ChangeLog:
* c-decl.c (grokdeclarator): Disable warnings for anonymous
bitfields.
* tree-sra.c (instantiate_element): Propagate disabled warnings
from the element itself to the created variable.
gcc/cp/ChangeLog:
* decl.c (grokdeclarator): Disable warnings for anonymous
bitfields.

From-SVN: r122684