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Author SHA1 Message Date
Alexandre Oliva
3598cabdae * cprop.c (local_cprop_pass): Don't set changed for debug insns. 
From-SVN: r174700
 2011-06-06 13:40:09 +00:00
Alexandre Oliva
a7a110bb82 dce.c (reset_unmarked_insns_debug_uses): New. 
* dce.c (reset_unmarked_insns_debug_uses): New.
(delete_unmarked_insns): Skip debug insns.
(prescan_insns_for_dce): Likewise.
(rest_of_handle_ud_dce): Reset debug uses of removed sets.
* reg-stack.c (subst_stack_regs_in_debug_insn): Signal when no
active reg can be found.
(subst_all_stack_regs_in_debug_insn): New.  Reset debug insn then.
(convert_regs_1): Use it.

From-SVN: r174699
 2011-06-06 13:25:06 +00:00
Alexandre Oliva
6d8402ac13 tree-pretty-print.c (dump_function_header): Add flags. 
* tree-pretty-print.c (dump_function_header): Add flags.
Don't dump decl_uid with nouid.
* tree-pretty-print.h (dump_function_header): Adjust.
* final.c (rest_of_clean_state): Pass dump_flags on, with nouid.
* passes.c (pass_init_dump_file): Pass dump_flags on.
* tree-cfg.c (gimple_dump_cfg): Pass flags on.

From-SVN: r174698
 2011-06-06 13:24:55 +00:00
Alexandre Oliva
f75e1f1ee3 re PR bootstrap/49270 (make BOOT_CFLAGS="-g -O3" CFLAGS_FOR_TARGET="-g -O3" CXXFLAGS_FOR_TARGET="-g -O3" failure) 
PR bootstrap/49270
* ipa-inline-analysis.c (read_predicate): Initialize all clauses.

From-SVN: r174697
 2011-06-06 13:24:39 +00:00
Mikael Pettersson
275311c494 re PR tree-optimization/49243 (attribute((returns_twice)) doesn't work) 
2011-06-06  Mikael Pettersson  <mikpe@it.uu.se>

	PR tree-optimization/49243
	* calls.c (setjmp_call_p): Also check if fndecl has the
	returns_twice attribute.

	* gcc.dg/pr49243.c: New.

From-SVN: r174695
 2011-06-06 11:43:31 +00:00
Dodji Seketeli
38fbfaf6fb re PR preprocessor/48532 (Wrong location of namespaced pragma involving macros) 
PR preprocessor/48532

libcpp/

	* directives.c (do_pragma): Don't forget the invocation location
	when parsing the pragma name of a namespaced pragma directive.

gcc/testsuite/

	* gcc.dg/cpp/pragma-3.c: New test case.

From-SVN: r174694
 2011-06-06 13:33:42 +02:00
Eric Botcazou
3bfc61cf25 utils2.c (gnat_stabilize_reference): Propagate TREE_THIS_NOTRAP flag. 
* gcc-interface/utils2.c (gnat_stabilize_reference): Propagate
	TREE_THIS_NOTRAP flag.

From-SVN: r174693
 2011-06-06 10:37:13 +00:00
Nick Clifton
a864a70be4 oops - omitted from previous delta. 
From-SVN: r174692
 2011-06-06 10:34:35 +00:00
Nick Clifton
9baa43b6a8 Sync from upstream: 
2011-06-03  Nick Clifton  <nickc@redhat.com>
		    Ben Elliston  <bje@gnu.org>

	* config.sub (v850e1, v850es, v850e2, v850e2v3): New.

	2011-05-30  Chris Metcalf  <cmetcalf@tilera.com>
		    Ben Elliston  <bje@gnu.org>

	* config.guess (tile*:Linux:*:*): Use vendor "unknown", not
	"tilera", for consistency with other architectures.
	* config.sub (tile*-*, tilegx-*): Use a more general pattern for
	"tile" to allow matching tilepro, tilegx32 and other variants.

From-SVN: r174691
 2011-06-06 10:33:11 +00:00
Eric Botcazou
5c4a1c7b20 utils2.c (gnat_stabilize_reference): Fix thinko. 
* gcc-interface/utils2.c (gnat_stabilize_reference) <COMPOUND_EXPR>:
	Fix thinko.

From-SVN: r174690
 2011-06-06 10:32:11 +00:00
Eric Botcazou
e9f57686fc trans.c (Identifier_to_gnu): Also handle deferred constants whose full view has discriminants specially. 
* gcc-interface/trans.c (Identifier_to_gnu): Also handle deferred
	constants whose full view has discriminants specially.

From-SVN: r174689
 2011-06-06 10:21:58 +00:00
Eric Botcazou
10e4d0563e utils.c: Include diagnostic.h. 
* gcc-interface/utils.c: Include diagnostic.h.
	(gnat_write_global_declarations): Output debug information for all
	global type declarations before finalizing the compilation unit.
	* gcc-interface/Make-lang.in (ada/utils.o): Add dependency.

From-SVN: r174687
 2011-06-06 10:00:32 +00:00
Rainer Orth
aa4203e734 iris6.h (ENDFILE_SPEC): Use crtfastmath.o if -ffast-math etc. 
gcc:
	* config/mips/iris6.h (ENDFILE_SPEC): Use crtfastmath.o if
	-ffast-math etc.

	libgcc:
	* config.host (mips-sgi-irix6.5*): Add t-crtfm to tmake_file.
	Add crtfastmath.o to extra_parts.
	(mips64*-*-linux*, mips*-*-linux*): Use t-crtfm instead of
	mips/t-crtfm.
	* config/mips/t-crtfm: Remove.

From-SVN: r174686
 2011-06-06 09:49:47 +00:00
Richard Henderson
48f9d59afe re PR target/42210 (avr: optimizing assignment to a bit field) 
PR target/42210
	* config/avr/predicates.md (const1_operand, const_0_to_7_operand):
	New predicates.
	* config/avr/avr.md ("insv"): New insn expander.
	("*movbitqi.1-6.a", "*movbitqi.1-6.b", "*movbitqi.0", "*insv.io",
	"*insv.not.io", "*insv.reg"): New insns.

Co-Authored-By: Georg-Johann Lay <avr@gjlay.de>

From-SVN: r174685
 2011-06-06 09:00:36 +00:00
Jason Merrill
efcbfc1c35 re PR objc++/49221 (Several ICEs in the obj-c++ test suite after revision 174307) 
PR objc++/49221
	* decl.c (cp_finish_decl): Check DECL_FUNCTION_SCOPE_P rather than
	at_function_scope_p.

From-SVN: r174683
 2011-06-06 00:18:03 -04:00
Jason Merrill
22d60ad267 re PR c++/49134 (ICE in g++.dg/cpp0x/constexpr tests for arm) 
PR c++/49134
	* tree.c (build_target_expr): Deal with ARM ABI tweaks.

From-SVN: r174682
 2011-06-06 00:16:38 -04:00
Hans-Peter Nilsson
114948308a re PR target/49285 (build fails on mmix in libgcc2.c:__powisf2: ICE in emit_unop_insn) 
PR target/49285
	* config/mmix/mmix.md ("truncdfsf2", "extendsfdf2"): Correct
	predicate to nonimmediate_operand from memory_operand for the
	operand that is to be forced to memory by the expander.  Lose
	the constraints.

From-SVN: r174681
 2011-06-06 04:06:08 +00:00
Nenad Vukicevic
5a9f48b4fb * MAINTAINERS (Write After Approval): Add myself. 
From-SVN: r174679
 2011-06-06 03:05:33 +00:00
GCC Administrator
a626e1d82d Daily bump. 
From-SVN: r174678
 2011-06-06 00:18:21 +00:00
Eric Botcazou
679e70dfea sparc.c (output_return): Fix thinko in the output of an EH return when delayed branches are disabled. 
* config/sparc/sparc.c (output_return): Fix thinko in the output of an
	EH return when delayed branches are disabled.

From-SVN: r174670
 2011-06-05 23:19:58 +00:00
Uros Bizjak
4d3d7f155a i386.md (*movdf_internal_rex64): Remove MODE_TI handling. 
* config/i386/i386.md (*movdf_internal_rex64) <case 8,9,10>:
	Remove MODE_TI handling.  Remove SSE1 handling in attribute "mode"
	calculation.
	(*movdf_internal_rex64) <case 6,7,8>: Remove MODE_TI handling.
	Simplify MODE_V1DF and MODE_V2SF handling.
	(*movsf_internal): Remove x constraint from alternative 7 of operand 1.
	Simplify MODE_SF handling.

From-SVN: r174664
 2011-06-05 23:15:26 +02:00
Tobias Burnus
8d231ff273 re PR fortran/49255 (-fcheck=pointer diagnoses too much: Passing NULL pointer to OPTIONAL argument) 
2011-06-05  Tobias Burnus  <burnus@net-b.de>

        PR fortran/49255
        * trans-expr.c (gfc_conv_procedure_call): Fix -fcheck=pointer
        for F2008.

2011-06-05  Tobias Burnus  <burnus@net-b.de>

        PR fortran/49255
        * gfortran.dg/pointer_check_9.f90: New.
        * gfortran.dg/pointer_check_10.f90: New.

From-SVN: r174663
 2011-06-05 23:11:46 +02:00
H.J. Lu
e8f79869d7 Revert accidental checkin. 
From-SVN: r174662
 2011-06-05 13:57:58 -07:00
Jonathan Wakely
428319bb9a ptr_traits.h (pointer_traits): Fix typos. 
2011-06-05  Jonathan Wakely  <jwakely.gcc@gmail.com>

	* include/bits/ptr_traits.h (pointer_traits): Fix typos.
	* include/ext/pointer.h (pointer_traits): Add partial specialization
	for _Pointer_adapter.

From-SVN: r174661
 2011-06-05 21:28:38 +01:00
Andreas Schmidt
142f5e4acd dump-parse-tree.c (show_symbol): Don't dump namespace for ENTRY to avoid infinite recursion. 
2011-06-05  Andreas Schmidt  <andreas.schmidt.42@gmx.net>
	Thomas Koenig  <tkoenig@gcc.gnu.org>

	* dump-parse-tree.c (show_symbol):  Don't dump namespace
	for ENTRY to avoid infinite recursion.


Co-Authored-By: Thomas Koenig <tkoenig@gcc.gnu.org>

From-SVN: r174659
 2011-06-05 18:48:11 +00:00
Jerry DeLisle
67f8f44952 2011-06-05 Jerry DeLisle <jvdelisle@gcc.gnu.org> 
Merge trunk into branch, part one.

[[Split portion of a mixed commit.]]

From-SVN: r174658.2
 2011-06-05 17:42:55 +00:00
Nicola Pero
419b55d0f9 In gcc/objc/: 2011-06-05 Nicola Pero <nicola.pero@meta-innovation.com> 
In gcc/objc/:
2011-06-05  Nicola Pero  <nicola.pero@meta-innovation.com>

	* objc-act.c (receiver_is_class_object): Expanded comment.
	(objc_finish_message_expr): Likewise.

In gcc/testsuite/:
2011-06-05  Nicola Pero  <nicola.pero@meta-innovation.com>

	PR testsuite/49287
	* objc.dg/gnu-api-2-class.m: Updated testcase silencing compiler
	warning.
	* objc.dg/gnu-api-2-objc.m: Likewise.
	* obj-c++.dg/gnu-api-2-class.mm: Likewise
	* obj-c++.dg/gnu-api-2-objc.mm: Likewise.

From-SVN: r174657
 2011-06-05 17:37:06 +00:00
Nicola Pero
b74b757924 In gcc/testsuite/: 2011-06-05 Nicola Pero <nicola.pero@meta-innovation.com> 
In gcc/testsuite/:
2011-06-05  Nicola Pero  <nicola.pero@meta-innovation.com>

	* objc.dg/gnu-api-2-objc.m: Fixed testcase.  Use log2 of the
	alignment, not the alignment, when calling class_addIvar().  Add
	an 'isa' instance variable to the test root class.
	* obj-c++.dg/gnu-api-2-objc.mm: Likewise.

From-SVN: r174656
 2011-06-05 11:10:31 +00:00
GCC Administrator
586e6d03db Daily bump. 
From-SVN: r174655
 2011-06-05 00:18:24 +00:00
Jan Hubicka
a45c055721 re PR middle-end/48893 (ICE in evaulate_conditions_for_edge at ipa-inline-analysis.c:477) 
PR tree-optimization/48893
	PR tree-optimization/49091
	PR tree-optimization/49179
	* ipa-inline-analysis.c (evaluate_conditions_for_known_args):
	Bounds check.

	* gfortran.dg/pr49179.f90: New testcase

From-SVN: r174648
 2011-06-04 18:00:47 +00:00
Jonathan Wakely
6c6424b3d7 testsuite_allocator.h (tracker_allocator::construct): Update to C++0x definition using type to construct as template parameter. 
2011-06-04  Jonathan Wakely  <jwakely.gcc@gmail.com>

	* testsuite/util/testsuite_allocator.h (tracker_allocator::construct):
	Update to C++0x definition using type to construct as template
	parameter.
	(tracker_allocator::destroy): Likewise for type to destroy.
	(uneq_allocator::construct, uneq_allocator::destroy): Likewise.

From-SVN: r174647
 2011-06-04 18:17:57 +01:00
Jan Hubicka
26740835ec re PR lto/48954 (ICE: SIGSEGV in bitmap_count_bits (bitmap.c:719) with -O2 -flto -fno-early-inlining -fkeep-inline-functions) 
PR lto/48954
	* lto-cgraph.c (output_node_opt_summary): Handle NULL skip args bitmaps.
	* g++.dg/torture/pr48954.C: New testcase.

From-SVN: r174644
 2011-06-04 16:20:36 +00:00
Jonathan Wakely
014ab419ef invoke.texi: Document -Wdelete-non-virtual-dtor. 
* doc/invoke.texi: Document -Wdelete-non-virtual-dtor.

c-family:
	* c.opt: Add -Wdelete-non-virtual-dtor.
	* c-opts.c (c_common_handle_option): Include it in -Wall.

cp:
	* init.c (build_delete): Warn when deleting type with non-virtual
	destructor.

testsuite:
	* testsuite/g++.dg/warn/delete-non-virtual-dtor.C: New.

From-SVN: r174643
 2011-06-04 17:18:36 +01:00
Jonathan Wakely
f90d37ec0c re PR c++/33840 (bit-field size accepted for struct) 
2011-06-04  Jonathan Wakely  <jwakely.gcc@gmail.com>

	PR c++/33840
	* g++.dg/diagnostic/bitfld2.C: New.

From-SVN: r174642
 2011-06-04 17:11:41 +01:00
Jakub Jelinek
407bcba7b7 re PR target/49281 (lea_general_4 is wrong) 
PR target/49281
	* config/i386/i386.md (*lea_general_4): Require INTVAL (operands[3])
	to be strictly smaller than 1 << shiftcount.

	* gcc.c-torture/execute/pr49281.c: New test.

From-SVN: r174641
 2011-06-04 17:38:36 +02:00
John David Anglin
0defd78663 config.host (hppa*-*-linux*): Correct md_unwind_header name. 
* config.host (hppa*-*-linux*): Correct md_unwind_header name.

From-SVN: r174640
 2011-06-04 15:21:01 +00:00
Jan Hubicka
e3195c52b9 re PR tree-optimization/48929 (ICE: in estimate_size_after_inlining, at ipa-inline-analysis.c:1961 with -findirect-inlining) 
PR tree-optimize/48929
	* gcc.c-torture/compile/pr48929.c: New testcase.
	* ipa-inline-analysis.c (remap_edge_predicates): Fix handling
	of empty predicate.

From-SVN: r174638
 2011-06-04 14:24:20 +00:00
Alexandre Oliva
047d33a0d4 re PR debug/48333 (-fcompare-debug failure (length) - "memmove" x "__builtin_memmove") 
PR debug/48333
* calls.c (emit_call_1): Prefer the __builtin declaration of
builtin functions.

From-SVN: r174636
 2011-06-04 10:08:09 +00:00
Jakub Jelinek
57ee85b439 * gcc.dg/guality/rotatetest.c (f5, f6): Fix up pastos. 
From-SVN: r174632
 2011-06-04 08:08:42 +02:00
Kaz Kojima
82f247af45 config.host (sh*-*-linux*): Fix typo. 
* config.host (sh*-*-linux*): Fix typo.

From-SVN: r174631
 2011-06-04 02:38:24 +00:00
GCC Administrator
4241f8a299 Daily bump. 
From-SVN: r174630
 2011-06-04 00:17:54 +00:00
Diego Novillo
dc58780924 lto-streamer-in.c (unpack_value_fields): Remove unneeded asserts. 
* lto-streamer-in.c (unpack_value_fields): Remove unneeded asserts.
	(lto_input_tree_pointers): Likewise.
	* lto-streamer-out.c (pack_value_fields): Likewise.
	(lto_output_tree_pointers): Likewise.
	* lto-streamer.h (lto_is_streamable): Add check for OMP_CLAUSE
	and OPTIMIZATION_NODE.

From-SVN: r174625
 2011-06-03 18:48:27 -04:00
Jakub Jelinek
e9b398aef8 re PR c++/49276 ([C++0x] Segmentation fault with default lambda parameter in member function) 
PR c++/49276
	* mangle.c (write_nested_name): Use CP_DECL_CONTEXT instead of
	DECL_CONTEXT.

	* g++.dg/cpp0x/lambda/lambda-mangle2.C: New test.

From-SVN: r174619
 2011-06-03 22:19:42 +02:00
Nicola Pero
543ad675a6 In libobjc/: 2011-06-03 Nicola Pero <nicola.pero@meta-innovation.com> 
In libobjc/:
2011-06-03  Nicola Pero  <nicola.pero@meta-innovation.com>

	* Makefile.in (OBJC_DEPRECATED_H): Removed struct_objc_static_instances.h
	and objc_get_uninstalled_dtable.h.
	* objc/deprecated/struct_objc_static_instances.h: Removed.
	* objc/deprecated/objc_get_uninstalled_dtable.h: Removed.	
	* objc/objc-api.h: Do not include deprecated/objc_static_instances.h
	and deprecated/objc_get_uninstalled_dtable.h.

From-SVN: r174618
 2011-06-03 19:57:56 +00:00
Nicola Pero
815d63dd46 In libobjc/: 2011-06-03 Nicola Pero <nicola.pero@meta-innovation.com> 
In libobjc/:
2011-06-03  Nicola Pero  <nicola.pero@meta-innovation.com>

	* Makefile.in (OBJC_DEPRECATED_H): Removed objc_object_alloc.h.
	* objc/deprecated/objc_object_alloc.h: Removed.
	* objc/objc-api.h: Do not include deprecated/objc_object_alloc.h.
	* objects.c (_objc_object_alloc, _objc_object_dispose,
	_objc_object_copy): Removed.
	* libobjc.def (__objc_object_alloc, __objc_object_copy,
	__objc_object_dispose): Removed.

From-SVN: r174617
 2011-06-03 19:43:04 +00:00
Nicola Pero
d2a1962dbf In libobjc/: 2011-06-03 Nicola Pero <nicola.pero@meta-innovation.com> 
In libobjc/:
2011-06-03  Nicola Pero  <nicola.pero@meta-innovation.com>

	* Makefile.in (OBJC_DEPRECATED_H): Removed METHOD_NULL.h.
	* objc/objc-api.h: Do not include deprecated/METHOD_NULL.h.
	* objc/deprecated/METHOD_NULL.h: Removed.

From-SVN: r174616
 2011-06-03 19:24:08 +00:00
Nicola Pero
309ce401bc In libobjc/: 2011-06-03 Nicola Pero <nicola.pero@meta-innovation.com> 
In libobjc/:
2011-06-03  Nicola Pero  <nicola.pero@meta-innovation.com>

	* Makefile.in (OBJC_DEPRECATED_H): Removed objc_valloc.h,
	objc_malloc.h and objc_unexpected_exception.h.
	(exception.lo): Do not use -Wno-deprecated-declarations.
	(exception_gc.lo): Likewise.
	* objc/objc-api.h: Do not include deprecated/objc_valloc.h,
	deprecated/objc_malloc.h and
	deprecated/objc_unexpected_exception.h.
	* objc/deprecated/objc_valloc.h: Removed.
	* objc/deprecated/objc_malloc.h: Removed.
	* objc/deprecated/objc_unexpected_exception.h: Removed.
	* exception.c (_objc_unexpected_exception): Removed.
	(objc_exception_throw): Do not check for
	_objc_unexpected_exception.
	* memory.c (objc_valloc, _objc_malloc, _objc_atomic_malloc,
	_objc_valloc, _objc_realloc, _objc_calloc, _objc_free): Removed.	
	* libobjc.def (_objc_unexpected_exception, objc_valloc): Removed.

From-SVN: r174615
 2011-06-03 19:15:23 +00:00
Nicola Pero
4f570b66f1 In libobjc/: 2011-06-03 Nicola Pero <nicola.pero@meta-innovation.com> 
In libobjc/:
2011-06-03  Nicola Pero  <nicola.pero@meta-innovation.com>

	* objc/objc.h: Do not include deprecated/STR.h.
	* objc/deprecated/STR.h: Removed.
	* Makefile.in (OBJC_DEPRECATED_H): removed STR.h.

From-SVN: r174614
 2011-06-03 18:37:44 +00:00
Rainer Orth
58cd1d70dd linux.h (MD_UNWIND_SUPPORT): Remove. 
gcc:
	* config/alpha/linux.h (MD_UNWIND_SUPPORT): Remove.
	* config/alpha/osf5.h (MD_UNWIND_SUPPORT): Remove.
	* config/alpha/vms.h (MD_UNWIND_SUPPORT): Remove.
	* config/bfin/linux.h (MD_UNWIND_SUPPORT): Remove.
	* config/bfin/uclinux.h (MD_UNWIND_SUPPORT): Remove.
	* config/i386/linux.h (MD_UNWIND_SUPPORT): Remove.
	* config/i386/linux64.h (MD_UNWIND_SUPPORT): Remove.
	* config/i386/sol2.h (MD_UNWIND_SUPPORT): Remove.
	* config/i386/mingw32.h (MD_UNWIND_SUPPORT): Remove.
	* config/ia64/linux.h (MD_UNWIND_SUPPORT): Remove.
	* config/ia64/vms.h (MD_UNWIND_SUPPORT): Remove.
	* config/m68k/linux.h (MD_UNWIND_SUPPORT): Remove.
	* config/mips/linux.h (MD_UNWIND_SUPPORT): Remove.
	* config/pa/pa-hpux.h (MD_UNWIND_SUPPORT): Remove.
	* config/pa/pa32-linux.h (MD_UNWIND_SUPPORT): Remove.
	* config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Remove.
	* config/rs6000/linux.h (MD_UNWIND_SUPPORT): Remove.
	* config/rs6000/linux64.h (MD_UNWIND_SUPPORT): Remove.
	* config/s390/linux.h (MD_UNWIND_SUPPORT): Remove.
	* config/s390/tpf.h (MD_UNWIND_SUPPORT): Remove.
	* config/sh/linux.h (MD_UNWIND_SUPPORT): Remove.
	* config/sparc/linux.h (MD_UNWIND_SUPPORT): Remove.
	* config/sparc/linux64.h (MD_UNWIND_SUPPORT): Remove.
	* config/sparc/sol2.h (MD_UNWIND_SUPPORT): Remove.
	* config/xtensa/linux.h (MD_UNWIND_SUPPORT): Remove.
	* config/alpha/linux-unwind.h: Move to ../libgcc/config/alpha.
	* config/alpha/osf5-unwind.h: Move to ../libgcc/config/alpha.
	* config/alpha/vms-unwind.h: Move to ../libgcc/config/alpha.
	* config/bfin/linux-unwind.h: Move to ../libgcc/config/bfin.
	* config/i386/linux-unwind.h: Move to ../libgcc/config/i386.
	* config/i386/sol2-unwind.h: Move to ../libgcc/config/i386.
	* config/i386/w32-unwind.h: Move to ../libgcc/config/i386.
	* config/ia64/linux-unwind.h: Move to ../libgcc/config/ia64.
	* config/ia64/vms-unwind.h: Move to ../libgcc/config/ia64.
	* config/m68k/linux-unwind.h: Move to ../libgcc/config/m68k.
	* config/mips/linux-unwind.h: Move to ../libgcc/config/mips.
	* config/pa/hpux-unwind.h: Move to ../libgcc/config/pa.
	* config/pa/linux-unwind.h: Move to ../libgcc/config/pa.
	* config/rs6000/darwin-unwind.h: Move to ../libgcc/config/rs6000.
	* config/rs6000/linux-unwind.h: Move to ../libgcc/config/rs6000.
	* config/s390/linux-unwind.h: Move to ../libgcc/config/s390.
	* config/s390/tpf-unwind.h: Move to ../libgcc/config/s390.
	* config/sh/linux-unwind.h: Move to ../libgcc/config/sh.
	* config/sparc/linux-unwind.h: Move to ../libgcc/config/sparc.
	* config/sparc/sol2-unwind.h: Move to ../libgcc/config/sparc.
	* config/xtensa/linux-unwind.h: Move to ../libgcc/config/xtensa.
	* config/darwin9.h (DARWIN_LIBSYSTEM_HAS_UNWIND): Remove.
	* system.h (MD_UNWIND_SUPPORT): Poison.
	* doc/tm.texi.in (Exception Handling, MD_UNWIND_SUPPORT): Remove.
	* doc/tm.texi: Regenerate.
	* unwind-dw2.c: Include md-unwind-support.h instead of
	MD_UNWIND_SUPPORT.
	* config/ia64/unwind-ia64.c: Likewise.
	* config/xtensa/unwind-dw2-xtensa.c: Likewise.

	libgcc:
	* config/alpha/linux-unwind.h: Move from ../gcc/config/alpha.
	* config/alpha/osf5-unwind.h: Move from ../gcc/config/alpha.
	* config/alpha/vms-unwind.h: Move from ../gcc/config/alpha.
	* config/bfin/linux-unwind.h: Move from ../gcc/config/bfin.
	* config/i386/linux-unwind.h: Move from ../gcc/config/i386.
	* config/i386/sol2-unwind.h: Move from ../gcc/config/i386.
	* config/i386/w32-unwind.h: Move from ../gcc/config/i386.
	Wrap in !__MINGW64__.
	* config/ia64/linux-unwind.h: Move from ../gcc/config/ia64.
	* config/ia64/vms-unwind.h: Move from ../gcc/config/ia64.
	* config/m68k/linux-unwind.h: Move from ../gcc/config/m68k.
	* config/mips/linux-unwind.h: Move from ../gcc/config/mips.
	* config/pa/hpux-unwind.h: Move from ../gcc/config/pa.
	* config/pa/linux-unwind.h: Move from ../gcc/config/pa.
	* config/rs6000/darwin-unwind.h: Move from ../gcc/config/rs6000.
	Wrap in !__LP64__.
	* config/rs6000/linux-unwind.h: Move from ../gcc/config/rs6000.
	* config/s390/linux-unwind.h: Move from ../gcc/config/s390.
	* config/s390/tpf-unwind.h: Move from ../gcc/config/s390.
	* config/sh/linux-unwind.h: Move from ../gcc/config/sh.
	* config/sparc/linux-unwind.h: Move from ../gcc/config/sparc.
	* config/sparc/sol2-unwind.h: Move from ../gcc/config/sparc.
	* config/xtensa/linux-unwind.h: Move from ../gcc/config/xtensa.
	* config/no-unwind.h: New file.
	* config.host (md_unwind_header): Document.
	Define.
	(alpha*-*-linux*, alpha*-dec-osf5.1*, alpha64-dec-*vms*,
	alpha*-dec-*vms*, bfin*-uclinux*, bfin*-linux-uclibc*,
	hppa*-*-linux*, hppa[12]*-*-hpux10*, hppa*64*-*-hpux11*,
	hppa[12]*-*-hpux11*): Set md_unwind_header.
	(i[34567]86-*-linux*): Handle i[34567]86-*-kopensolaris*-gnu.
	Set md_unwind_header.
	(x86_64-*-linux*, i[34567]86-*-solaris2*): Set md_unwind_header.
	(i[34567]86-*-cygwin*): Split from i[34567]86-*-mingw*.
	(i[34567]86-*-mingw*, ia64*-*-linux*, ia64-hp-*vms*,
	m68k-*-uclinux*, m68k-*-linux*, mips64*-*-linux*, mips*-*-linux*,
	powerpc-*-darwin*, powerpc-*-linux*, s390-*-linux*,
	s390x-*-linux*,  s390x-ibm-tpf*, sh*-*-linux*, sparc-*-linux*,
	sparc*-*-solaris2*, sparc64-*-linux*, xtensa*-*-linux*): Set
	md_unwind_header.
	* configure.ac: Link md-unwind-support.h to $md_unwind_header.
	* configure: Regenerate.

From-SVN: r174613
 2011-06-03 18:30:39 +00:00
Jack Howarth
34e0c8d5fe varpool.c (varpool_extra_name_alias): Return NULL, not false. 
2011-06-03  Jack Howarth <howarth@bromo.med.uc.edu>

	 * varpool.c (varpool_extra_name_alias): Return NULL, not false.

From-SVN: r174612
 2011-06-03 18:23:22 +00:00