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Author SHA1 Message Date
Eric Christopher
7a292b24d6 darwin.h: Update copyright. 
2007-01-15  Eric Christopher  <echristo@apple.com>

	    * config/darwin.h: Update copyright.
	    (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
	    (LINK_COMMAND_SPEC): Add -u.
	    (LINK_SPEC): Fix umbrella for above.

From-SVN: r120815
 2007-01-16 02:05:47 +00:00
GCC Administrator
1926dfcb36 Daily bump. 
From-SVN: r120813
 2007-01-16 00:17:32 +00:00
Ian Lance Taylor
6ae39fd99e type_traits.h: Fix __glibcxx_max macro. 
2007-01-15  Ian Lance Taylor  <iant@google.com>
	    Paolo Carlini  <pcarlini@suse.de>

	* include/ext/type_traits.h: Fix __glibcxx_max macro.
	* include/std/limits: Likewise.

Co-Authored-By: Paolo Carlini <pcarlini@suse.de>

From-SVN: r120808
 2007-01-16 00:01:24 +00:00
Joseph Myers
af7a7593fa op-common.h, op-4.h: Update from glibc CVS. 
* config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
	glibc CVS.

From-SVN: r120806
 2007-01-15 23:56:32 +00:00
Keith Seitz
e9d59899de natVMVirtualMachine.cc (suspendThread): Use java.lang.StringBuilder instead of java.lang.StringBuffer. 
* gnu/classpath/jdwp/natVMVirtualMachine.cc (suspendThread): Use
        java.lang.StringBuilder instead of java.lang.StringBuffer.
        (resumeThread): Likewise.

From-SVN: r120805
 2007-01-15 23:38:35 +00:00
Tom Tromey
b7e8993880 lang.c (dump_compound_expr): Removed case. 
* lang.c (dump_compound_expr) <EXPR_WITH_FILE_LOCATION>: Removed
	case.
	* java-gimplify.c (java_gimplify_expr) <EXPR_WITH_FILE_LOCATION>:
	Removed case.
	* java-tree.h (EXPR_WFL_EMIT_LINE_NOTE): Removed.
	(EXPR_WFL_NODE): Likewise.
	(EXPR_WFL_LINECOL): Likewise.
	(EXPR_WFL_FILENAME): Likewise.
	(EXPR_WFL_LINENO): Likewise.
	(build_expr_wfl, expr_add_location): Don't declare.
	(build_unknown_wfl): Removed.
	(EXPR_WFL_FILENAME_NODE): Removed.
	(EXPR_WFL_COLNO): Removed.
	(EXPR_WFL_SET_LINECOL): Removed.
	(DECL_FUNCTION_WFL): Removed.
	(DECL_FIELD_FINAL_WFL): Removed.
	(struct lang_decl_func) <wfl>: Removed field.
	<called_constructor>: Likewise.
	<inner_access>: Likewise.
	(struct lang_decl_var) <wfl>: Removed field.
	(DECL_CONSTRUCTOR_CALLS): Removed.
	(DECL_FUNCTION_ACCESS_DECL): Likewise.
	(DECL_FUNCTION_INNER_ACCESS): Likewise.
	(DECL_SPECIFIC_COUNT): Likewise.
	* java-tree.def (EXPR_WITH_FILE_LOCATION): Removed.
	* expr.c (build_expr_wfl): Removed.
	(expr_add_location): Likewise.

From-SVN: r120804
 2007-01-15 22:43:45 +00:00
Dale Johannesen
c98e044dce loop-3.c: Disable with -fpic or -fPIC. 
2007-01-15  Dale Johannesen  <dalej@apple.com>

        * gcc.dg/tree-ssa/loop-3.c:  Disable with -fpic or -fPIC.

From-SVN: r120803
 2007-01-15 22:09:01 +00:00
Tom Tromey
694032374b sourcebuild.texi (libgcj Tests): Don't mention jacks. 
gcc
	* doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
	* doc/install.texi (Testing): Don't mention jacks.
	(Configuration): Document --enable-java-maintainer-mode.  Move
	--with-java-home to libgcj-specific section.  Document
	--with-ecj-jar.
	(Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
contrib
	* download_ecj: New file.

From-SVN: r120802
 2007-01-15 21:49:31 +00:00
Andreas Tobler
52bdc5310c os_dep.c (defined(MPROTECT_VDB) && defined(DARWIN)): Adjust mail reference. 
2007-01-15  Andreas Tobler  <a.tobler@schweiz.org>

	* os_dep.c (defined(MPROTECT_VDB) && defined(DARWIN)): Adjust mail
	reference.
	(catch_exception_raise): Fix typo in the I386 exc_state.

From-SVN: r120801
 2007-01-15 22:24:42 +01:00
Thomas Koenig
bc31cbf4a5 string_0xfe_0xff_1.f90: Use char instead of achar for 0xff to avoid the "Extended ASCII not... 
2007-01-15  Thomas Koenig  <Thomas.Koenig@online.de>

       * gfortran.dg/string_0xfe_0xff_1.f90:  Use char instead
       of achar for 0xff to avoid the "Extended ASCII not
       implemented" error message.

From-SVN: r120800
 2007-01-15 17:39:28 +00:00
Paolo Carlini
226d4e9482 valarray (valarray<>::cshift): Fix typo. 
2007-01-15  Paolo Carlini  <pcarlini@suse.de>

	* include/std/valarray (valarray<>::cshift): Fix typo.

From-SVN: r120798
 2007-01-15 16:45:01 +00:00
Jan Hubicka
7665f023e8 tree-ssa-dce.c (DCE_TODOs): New. 
* tree-ssa-dce.c (DCE_TODOs): New.
	(propagate_necessity): Return if something changed.
	(eliminate_unnecessary_stmts): Likewise.
	(perform_tree_ssa_dce): Return TODO flags when needed.
	(pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.

From-SVN: r120797
 2007-01-15 15:44:51 +00:00
Gary Benson
0122c9e791 MappedByteBuffer.java: Removed. 
2007-01-15  Gary Benson  <gbenson@redhat.com>

	* java/nio/MappedByteBuffer.java: Removed.
	* sources.am, Makefile.in: Rebuilt.

From-SVN: r120793
 2007-01-15 12:45:35 +00:00
Uros Bizjak
0ac45694f3 i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3. 
* config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
	(fyl2x_extend<mode>xf3_i387): New insn pattern.
	(log<mode>2): Rename from logsf2 and logdf2 and macroize insn
	insn patterns using X87MODEF12 mode macro.  Extend operand 1
	to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
	(log10<mode>2): Ditto.
	(log2<mode>2): Ditto.
	(log1p<mode>2): Ditto.
	(logb<mode>2): Ditto.
	(fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
	(fyl2xp1_extend<mode>xf3_i387): New insn pattern.
	(*fxtractxf3_i387): Rename from *fxtractxf3.
	(fxtract_extend<mode>xf3_i387): New insn pattern.
	(ilogbsi2): Use match_dup 3, not match_operand:XF 3.

	* config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
	and gen_fyl2xxf3_i387().

From-SVN: r120792
 2007-01-15 13:35:30 +01:00
Gary Benson
a5c0f6fe87 URLClassLoader.java: Removed. 
2007-01-15  Gary Benson  <gbenson@redhat.com>

	* java/net/URLClassLoader.java: Removed.
	* gnu/java/net/loader/Load_gcjlib.java: New file.
	* gnu/gcj/runtime/BootClassLoader.java: Ensure core
	URL handler is present in static executables.
	* sources.am, Makefile.in: Rebuilt.

From-SVN: r120791
 2007-01-15 10:25:38 +00:00
Paul Thomas
9ebe2d22e7 re PR fortran/28172 ([4.2 and 4.1 only] alternate return in contained procedure segfaults) 
2007-01-15  Paul Thomas  <pault@gcc.gnu.org>

	PR fortran/28172
	* trans-stmt.c (gfc_trans_call): If it does not have one, get
	a backend_decl for an alternate return.

	PR fortran/29389
	* resolve.c (pure_function): Statement functions are pure. Note
	that this will have to recurse to comply fully with F95.

	PR fortran/29712
	* resolve.c (resolve_function): Only a reference to the final
	dimension of an assumed size array is an error in an inquiry
	function.

	PR fortran/30283
	* resolve.c (resolve_function): Make sure that the function
	expression has a type.

2007-01-15  Paul Thomas  <pault@gcc.gnu.org>

	PR fortran/28172
	* gfortran.dg/altreturn_4.f90: New test.

	PR fortran/29389
	* gfortran.dg/stfunc_4.f90: New test.

	PR fortran/29712
	* gfortran.dg/bound_2.f90: Reinstate commented out line.
	* gfortran.dg/initialization_1.f90: Change warning.

	PR fortran/30283
	* gfortran.dg/specification_type_resolution_2.f90: New test.

From-SVN: r120790
 2007-01-15 08:16:17 +00:00
GCC Administrator
32d6b8aef4 Daily bump. 
From-SVN: r120788
 2007-01-15 00:17:43 +00:00
Daniel Franke
7c2b7f4582 libgomp.texi: Document implementation specific default values of environment variables. 
2007-01-14  Daniel Franke  <franke.daniel@gmail.com>

        * libgomp.texi: Document implementation specific default values of
        environment variables.

From-SVN: r120783
 2007-01-14 15:16:57 -05:00
Zdenek Dvorak
b4c1c7e3bd loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement. 
* loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
	* cfgloopmanip.c (fix_loop_placement): Made static.  Use
	get_loop_exit_edges.  Changed return type to bool.
	* cfgloop.h (fix_loop_placement): Declaration removed.

From-SVN: r120782
 2007-01-14 20:07:42 +00:00
Jan Hubicka
cd9ae11c1a * gcc.dg/tree-prof/stringop-1.c: Update pattern for memcpy folding. 
From-SVN: r120781
 2007-01-14 20:07:33 +00:00
Jan Hubicka
fb3c516f3f vrp11.c: Fix thinkos in my last patch. 
* gcc.dg/tree-ssa/vrp11.c: Fix thinkos in my last patch.
	* gcc.dg/always_inline3.c: Update for pre-inline tail recursion
	elimination.

From-SVN: r120779
 2007-01-14 18:33:37 +00:00
Paolo Carlini
30beae0c6e stl_algobase.h (fill_n(char*, _Size, const signed char&)): Fix signature. 
2007-01-14  Paolo Carlini  <pcarlini@suse.de>

	* include/bits/stl_algobase.h (fill_n(char*, _Size,
	const signed char&)): Fix signature.
	* testsuite/25_algorithms/fill/3.cc: New.

From-SVN: r120778
 2007-01-14 18:29:58 +00:00
Jan Hubicka
4f69811862 always_inline3.c: Update for pre-inline tail recursion elimination. 
* gcc.dg/always_inline3.c: Update for pre-inline tail recursion
	elimination.

From-SVN: r120777
 2007-01-14 18:23:31 +00:00
H.J. Lu
ad70396480 Put back removed entries. 
From-SVN: r120774
 2007-01-14 08:16:07 -08:00
H.J. Lu
76b972d63c ld-symbolic.m4: New. 
config/

2007-01-14  H.J. Lu  <hongjiu.lu@intel.com>

	* ld-symbolic.m4: New.

libjava/

2007-01-14  H.J. Lu  <hongjiu.lu@intel.com>

	* Makefile.am (libgcj_la_LDFLAGS): Add
	$(LIBGCJ_LD_SYMBOLIC_FUNCTIONS).
	(libgcj_tools_la_LDFLAGS): Likewise.
	(libgcj_bc_la_LDFLAGS): Likewise.
	* Makefile.in: Regenerated.

	* configure.ac: Use ACX_PROG_LD_GNU_SYMBOLIC.  Set
	LIBGCJ_LD_SYMBOLIC_FUNCTIONS to $SYMBOLIC_LDFLAGS.  Set
	libgcj_ld_symbolic to $SYMBOLIC_LDFLAGS if it isn't set.
	Substitute LIBGCJ_LD_SYMBOLIC_FUNCTIONS.
	* configure: Regenerated.
	* aclocal.m4: Likewise.
	* gcj/Makefile.in: Likewise.
	* include/Makefile.in: Likewise.
	* testsuite/Makefile.in: Likewise.

From-SVN: r120773
 2007-01-14 07:38:18 -08:00
Paul Thomas
c89686a895 re PR fortran/30410 (Host association bug w/ EXTERNAL) 
2007-01-14  Paul Thomas  <pault@gcc.gnu.org>

	PR fortran/30410
	* trans-decl.c (gfc_sym_mangled_function_id): Module, external
	symbols must not have the module name prepended.

2007-01-14  Paul Thomas  <pault@gcc.gnu.org>

	PR fortran/30410
	* gfortran.dg/external_procedures_2.f90: New test.

From-SVN: r120771
 2007-01-14 14:43:08 +00:00
Dorit Nuzman
acdc40dfd2 param.h (MIN_VECT_LOOP_BOUND): New. 
* param.h (MIN_VECT_LOOP_BOUND): New.
        * params.def (MIN_VECT_LOOP_BOUND): New.
        * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
        argument - minimum threshold for number of iterations.
        * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
        argument to declaration.
        * tree-vect-analyze.c (vect_analyze_operations): Check value of
        MIN_VECT_LOOP_BOUND.
        * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
        slpeel_tree_peel_loop_to_edge with additional argument.
        (vect_do_peeling_for_alignment): Likewise.
        * doc/invoke.texi (min-vect-loop-bound): Document new param option.

From-SVN: r120770
 2007-01-14 12:42:40 +00:00
Uros Bizjak
37fc8424ac re PR target/30413 (%z produces ICE for char operands) 
PR target/30413
        * config/i386/i386.c (print_operand) ['z']: Output 'b' for
        operands of size 1.

testsuite/ChangeLog:

        PR target/30413
        * gcc.target/i386/pr30413.c: New test.

From-SVN: r120769
 2007-01-14 12:14:20 +01:00
Thomas Koenig
16a374c6c8 re PR fortran/30452 ([4.2, 4.1 only] Strange syntax error with high-value character) 
2007-01-14  Thomas Koenig  <Thomas.Koenig@online.de>

	PR fortran/30452
	* scanner.c(next_char):  Cast next character to unsigned
	to avoid confusion with error return codes.

2007-01-14  Thomas Koenig  <Thomas.Koenig@online.de>

	PR fortran/30452
	* gfortran.dg/string_0xfe_0xff_1.f90:  New test.

From-SVN: r120768
 2007-01-14 11:01:20 +00:00
Jan Hubicka
326648f1bd tree-dfa.c (remove_referenced_var): New function. 
* tree-dfa.c (remove_referenced_var): New function.
	* tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
	prune referenced vars list too.
	* tree-flow.h (remove_referenced_var): Declare.

From-SVN: r120767
 2007-01-14 10:50:43 +00:00
Jan Hubicka
4437b50d21 tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs separately. 
* tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
	separately.
	(remove_stmt_from_eh_region_fn): Do not remove call_exprs.
	(verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
	* except.h (verify_eh_throw_table_statements): Kill prototype.
	* cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
	into call exrepssions.
	* tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
	eh trhow verifier.
	* tree-cfg.c: Include pointer-set.h.
	(verify_node_sharing): Work on pointer set.
	(verify_eh_throw_stmt_node): New.
	(verify_stmts): Use pointers sets, verify throw_stmt.

From-SVN: r120766
 2007-01-14 10:47:48 +00:00
GCC Administrator
843b634331 Daily bump. 
From-SVN: r120764
 2007-01-14 00:17:32 +00:00
Zdenek Dvorak
2a134b7364 ipa-reference.c (analyze_function): Consider also addresses taken in phi nodes. 
* ipa-reference.c (analyze_function): Consider also addresses taken
	in phi nodes.

	* gcc.dg/20070112-1.c: New test.

From-SVN: r120757
 2007-01-13 19:12:39 +00:00
John David Anglin
8f0d85d6e8 atomicity.h (__exchange_and_add): Don't use ordered store. 
* config/cpu/hppa/atomicity.h (__exchange_and_add): Don't use ordered
	store.
	(__atomic_add): Likewise.

From-SVN: r120751
 2007-01-13 15:06:32 +00:00
Paolo Carlini
d8867564fe re PR libstdc++/14991 (stream::attach(int fd) porting entry out-of-date) 
2007-01-13  Paolo Carlini  <pcarlini@suse.de>

	PR libstdc++/14991
	* docs/html/17_intro/porting-howto.html ([3]): Mention stdio_filebuf.
	* docs/html/17_intro/porting-howto.xml: Remove.

	* docs/html/17_intro/porting-howto.html: Remove spurious end tags
	pointed out by validator.w3.org.

From-SVN: r120749
 2007-01-13 12:24:02 +00:00
Roger Sayle
8bcd6380d1 c-typeck.c (null_pointer_constant_p): Replace use of TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW. 
* c-typeck.c (null_pointer_constant_p): Replace use of
	TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
	(build_c_cast): Likewise.

From-SVN: r120747
 2007-01-13 05:39:57 +00:00
Roger Sayle
d95787e646 tree.h (force_fit_type_double): Remove unused final argument. 
* tree.h (force_fit_type_double): Remove unused final argument.
	* c-common.c (constant_expression_warning): Replace use of
	TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
	(convert_and_check): Likewise.
	(shorten_compare): Update call to force_fit_type_double.
	(c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
	* convert.c (convert_to_pointer): Update call to
	force_fit_type_double.
	* fold-const.c (force_fit_type_double): Remove overflowed_const
	argument.
	(int_const_binop, fold_convert_const_int_from_int,
	fold_convert_const_int_from_real, fold_div_compare,
	fold_sign_changed_comparison, fold_unary, fold_negate_const,
	fold_abs_const, fold_not_const): Remove the final argument from
	calls to force_fit_type_double.

From-SVN: r120746
 2007-01-13 05:39:00 +00:00
Tom Tromey
6ef795d2e1 jcf-dump.c (main): Updated call to find_class. 
* jcf-dump.c (main): Updated call to find_class.
	* lang.c (java_init): Removed dead code.
	* jcf-parse.c (read_class): Don't use java_source field.  Removed
	dead code.
	(parse_zip_file_entries): Don't use java_source field.
	(process_zip_dir): Likewise.
	(jcf_parse): Removed dead code.
	(java_parse_file): Likewise.
	(read_class): Updated call to find_class.
	* jcf-io.c (find_class): Don't use java_source field.  Removed
	'source_ok' argument, .java logic.
	* jcf.h (JCF) <java_source>: Removed field.
	(JCF_ZERO): Updated.	(find_class): Updated.
	* decl.c: Removed dead code.
	* class.c: Removed dead code.

From-SVN: r120745
 2007-01-13 04:21:51 +00:00
GCC Administrator
86b5186f2f Daily bump. 
From-SVN: r120743
 2007-01-13 00:17:31 +00:00
Jerry DeLisle
2e014a85ea re PR fortran/30435 (Slash at end of input not recognized according to standard) 
2007-01-12  Jerry DeLisle  <jvdelisle@gcc.gnu.org>

	PR libgfortran/30435
	* gfortran.dg/list_read_6.f90: New test.

From-SVN: r120738
 2007-01-12 23:36:25 +00:00
Jerry DeLisle
b8df885f63 re PR fortran/30435 (Slash at end of input not recognized according to standard) 
2007-01-12  Jerry DeLisle  <jvdelisle@gcc.gnu.org>

	PR libgfortran/30435
	* io/list_read.c (finish_separator): Don't call next_record.
	(list_formatted_read_scalar): Clean up some comments and whitespace.
	(nml_read_obj): Whitespace fix.

From-SVN: r120737
 2007-01-12 23:10:27 +00:00
Andrew Pinski
714f737ffa configure.ac: Set insn to "nop" for spu-*-* also. 
2007-01-12  Andrew Pinski  <andrew_pinski@playstation.sony.com>

        * configure.ac: Set insn to "nop" for spu-*-* also.
        * configure: Regenerate.

From-SVN: r120736
 2007-01-12 15:03:48 -08:00
Kaz Kojima
228e6ac245 locks.h (read_barrier): New. 
* sysdep/sh/locks.h (read_barrier): New.
	(write_barrier): Likewise.

From-SVN: r120735
 2007-01-12 22:27:49 +00:00
Olga Golovanevsky
db9d500a22 Add BUILT_IN_FREE 
From-SVN: r120732
 2007-01-12 21:01:46 +00:00
Tom Tromey
ee1c2a100a re PR preprocessor/28227 (valid #ifdef rejected) 
libcpp
	PR preprocessor/28227:
	* directives.c (lex_macro_node): Added 'is_def_or_undef'
	argument.
	(do_define): Update.
	(do_undef): Update.
	(do_ifdef): Update.
	(do_ifndef): Update.
gcc/testsuite
	PR preprocessor/28227:
	* gcc.dg/cpp/pr28227.c: New file.

From-SVN: r120731
 2007-01-12 19:46:49 +00:00
Jan Hubicka
3d283195f7 re PR middle-end/30443 (4.3 internal compiler error: verify_cgraph_node failed) 
PR tree-optimization/30443
	* tree-inline.c (tree_function_versioning): Do not optimize when
	cloning for inlining.

From-SVN: r120730
 2007-01-12 18:07:57 +00:00
Zdenek Dvorak
6270df4c21 loop.texi: Document recording of loop exits. 
* doc/loop.texi: Document recording of loop exits.
	* cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
	(update_single_exits_after_duplication,
	update_single_exit_for_duplicated_loop,
	update_single_exit_for_duplicated_loops): Removed.
	(duplicate_loop_to_header_edge): Do not call
	update_single_exits_after_duplication and
	update_single_exit_for_duplicated_loops.
	(loop_version): Do not update single_exit information.
	(fix_loop_structure): Use record_loop_exits instead of
	mark_single_exit_loops.
	* tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
	the lists of loop exits.
	* cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
	split_edge, merge_blocks): Update the lists of loop exits.
	* modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
	loop_optimizer_init.
	* loop-init.c (loop_optimizer_init): Call record_loop_exits instead
	of mark_single_exit_loops.
	(loop_optimizer_finalize): Call release_recorded_exits.
	* tree-ssa-loop.c (tree_loop_optimizer_init): Pass
	LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
	* tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
	update single exit information.
	* lambda-code.c (perfect_nestify): Ditto.
	* cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
	(mark_single_exit_loops): Removed.
	(alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
	get_exit_descriptions, rescan_loop_exit, record_loop_exits,
	dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
	functions.
	(get_loop_exit_edges, single_exit): Use recorded exit lists.
	(add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
	(verify_loop_structure): Verify consistency of the exit lists.
	(flow_loops_find): Use alloc_loop.  Initialize exits hash.
	(set_single_exit): Removed.
	* cfgloop.h (struct loop_exit): New function.
	(struct loop): single_exit_ field replaced by exits field.
	(LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by LOOPS_HAVE_RECORDED_EXITS.
	(struct loops): Added exits hash.
	(mark_single_exit_loops, set_single_exit): Declaration removed.
	(release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.

From-SVN: r120728
 2007-01-12 17:57:40 +00:00
Richard Sandiford
1cbe999f08 invoke.texi: Avoid use of @headitem. 
gcc/
	* doc/invoke.texi: Avoid use of @headitem.

From-SVN: r120726
 2007-01-12 15:27:42 +00:00
Paolo Carlini
102693c7de PR libstdc++/30416 (continued) 
2007-01-12  Paolo Carlini  <pcarlini@suse.de>

	PR libstdc++/30416 (continued)
	* include/std/valarray (valarray<>::shift, valarray<>::cshift):
	Allways return the same variable, thus facilitating NRVO.

From-SVN: r120722
 2007-01-12 13:34:47 +00:00
Andrew Haley
f005dd79c5 i386-signal.h: Rewrite to use rt_sigaction. 
2007-01-12  Andrew Haley  <aph@redhat.com>

        * include/i386-signal.h: Rewrite to use rt_sigaction.

From-SVN: r120721
 2007-01-12 12:30:56 +00:00