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105127 Commits

Author SHA1 Message Date
Dave Korn 7de6ba7a0b re PR target/40125 (libgcc_s DLL installed in wrong directory in cross toolchain) 
config/ChangeLog:

2010-12-06  Dave Korn  <dave.korn.cygwin@gmail.com>

	PR target/40125
	PR lto/46695
	* lthostflags.m4: New file.
	(ACX_LT_HOST_FLAGS): Define.

libgfortran/ChangeLog:

2010-12-06  Dave Korn  <dave.korn.cygwin@gmail.com>

	PR target/40125
	PR lto/46695
	* configure.ac: Invoke ACX_LT_HOST_FLAGS.
	* Makefile.am (LTLDFLAGS): Use lt_host_flags.
	* aclocal.m4: Regenerate.
	* configure: Regenerate.
	* Makefile.in: Regenerate.

libgomp/ChangeLog:

2010-12-06  Dave Korn  <dave.korn.cygwin@gmail.com>

	PR target/40125
	PR lto/46695
	* configure.ac: Invoke ACX_LT_HOST_FLAGS.
	* Makefile.am (libgomp_la_LDFLAGS): Use lt_host_flags.
	* aclocal.m4: Regenerate.
	* configure: Regenerate.
	* Makefile.in: Regenerate.
	* testsuite/Makefile.in: Regenerate.

libjava/ChangeLog:

2010-12-06  Dave Korn  <dave.korn.cygwin@gmail.com>

	PR target/40125
	PR lto/46695
	* configure.ac: Invoke ACX_LT_HOST_FLAGS.
	* configure.host (libgcj_sublib_ltflags): Use lt_host_flags.
	* aclocal.m4: Regenerate.
	* configure: Regenerate.
	* Makefile.in: Regenerate.
	* gcj/Makefile.in: Regenerate.
	* include/Makefile.in: Regenerate.
	* testsuite/Makefile.in: Regenerate.

libobjc/ChangeLog:

2010-12-06  Dave Korn  <dave.korn.cygwin@gmail.com>

	PR target/40125
	PR lto/46695
	* configure.ac (extra_ldflags_libobjc): Invoke ACX_LT_HOST_FLAGS.
	* Makefile.in (lt_host_flags): Import AC_SUBST'd value.
	* aclocal.m4: Regenerate.
	* configure: Regenerate.

libquadmath/ChangeLog:

2010-12-06  Dave Korn  <dave.korn.cygwin@gmail.com>

	PR target/40125
	PR lto/46695
	* configure.ac: Invoke ACX_LT_HOST_FLAGS.
	* Makefile.am (libquadmath_la_LDFLAGS): Use lt_host_flags.
	* aclocal.m4: Regenerate.
	* configure: Regenerate.
	* Makefile.in: Regenerate.

libssp/ChangeLog:

2010-12-06  Dave Korn  <dave.korn.cygwin@gmail.com>

	PR target/40125
	PR lto/46695
	* configure.ac: Invoke ACX_LT_HOST_FLAGS.
	* Makefile.am (libssp_la_LDFLAGS): Use lt_host_flags.
	* aclocal.m4: Regenerate.
	* configure: Regenerate.
	* Makefile.in: Regenerate.

libstdc++-v3/ChangeLog:

2010-12-06  Dave Korn  <dave.korn.cygwin@gmail.com>

	PR target/40125
	PR lto/46695
	* configure.ac: Invoke ACX_LT_HOST_FLAGS.
	* configure.host (OPT_LDFLAGS): Use lt_host_flags for cygming.
	* aclocal.m4: Regenerate.
	* configure: Regenerate.
	* Makefile.in: Regenerate.
	* doc/Makefile.in: Regenerate.
	* include/Makefile.in: Regenerate.
	* libsupc++/Makefile.in: Regenerate.
	* po/Makefile.in: Regenerate.
	* python/Makefile.in: Regenerate.
	* src/Makefile.in: Regenerate.
	* testsuite/Makefile.in: Regenerate.

lto-plugin/ChangeLog:

2010-12-06  Dave Korn  <dave.korn.cygwin@gmail.com>

	PR target/40125
	PR lto/46695
	* configure.ac: Invoke ACX_LT_HOST_FLAGS.
	* Makefile.am (liblto_plugin_la_LDFLAGS): Use lt_host_flags but
	override -bindir setting.
	* aclocal.m4: Regenerate.
	* configure: Regenerate.
	* Makefile.in: Regenerate.

From-SVN: r167480
 2010-12-06 00:50:04 +00:00
John David Anglin a65264ae6f config.gcc [...]: Ignore --with-dwarf2 option. 
* config.gcc [hppa[12]*-*-hpux10*, hppa[12]*-*-hpux11*]:  Ignore
	--with-dwarf2 option.

From-SVN: r167479
 2010-12-06 00:43:17 +00:00
GCC Administrator 856542e151 Daily bump. 
From-SVN: r167478
 2010-12-06 00:18:35 +00:00
Joseph Myers 58b97c2222 * sv.po: Update. 
From-SVN: r167473
 2010-12-05 20:18:55 +00:00
Daniel Kraft 169eba7996 re PR fortran/46794 (ICE on valid code involving power of small integer kinds) 
2010-12-05  Daniel Kraft  <d@domob.eu>

	PR fortran/46794
	* gfortran.dg/power2.f90: Initialize variables.

From-SVN: r167471
 2010-12-05 11:09:25 +01:00
Kai Tietz ec692d5f10 config.h.in: Regenerated. 
2010-12-05  Kai Tietz  <kai.tietz@onevision.com>

        * config.h.in: Regenerated.
        * configure: Regenerated.
        * configure.ac (AC_CHECK_HEADERS): Replaced by AC_HEADER_SYS_WAIT.
        * lto-plugin.c (WIFEXITED): Define default.
        (WEXITSTATUS): Likeiwse.

From-SVN: r167468
 2010-12-05 09:06:25 +01:00
Jan Hubicka e7abfe07ee * lto-streamer-in.c (input_cfg): Fix pasto. 
From-SVN: r167467
 2010-12-05 01:22:12 +00:00
Jan Hubicka cb20668f27 snprintf-chk.c (ptr): Declare volatile. 
* snprintf-chk.c (ptr): Declare volatile.
	* strcpy-chk.c (s2, s3, l1): Declare volatile.
	* snprintf-chk.c (ptr): Declare volatile.
	* vsprintf-chk.c (ptr): Declare volatile.
	* vsnprintf-chk.c (ptr): Declare volatile.

From-SVN: r167466
 2010-12-05 00:29:52 +00:00
Jan Hubicka bf243ea70d ipa.c (cgraph_externally_visible_p): Do not localize builtins and functions with user asm defined names. 
* ipa.c (cgraph_externally_visible_p): Do not localize builtins
	and functions with user asm defined names.
	(varpool_externally_visible_p): Do not localize vars with user
	asm defined names.

From-SVN: r167465
 2010-12-05 00:21:12 +00:00
GCC Administrator 422ff5a206 Daily bump. 
From-SVN: r167464
 2010-12-05 00:18:37 +00:00
Jan Hubicka 9937ab0287 dwarf2asm.c (dw2_output_indirect_constant_1): Set DECL_ASSEMBLER_NAME to prevent mangling with lto frontend. 
* dwarf2asm.c (dw2_output_indirect_constant_1): Set DECL_ASSEMBLER_NAME
	to prevent mangling with lto frontend.

From-SVN: r167460
 2010-12-04 22:01:32 +00:00
Jan Hubicka 40e584a1b7 Makefile.in (LTO_STREAMER_H): Add GCOV_IO_H. 
* Makefile.in (LTO_STREAMER_H): Add GCOV_IO_H.
	* lto-cgraph.c (merge_profile_summaries): Fix thinko.

From-SVN: r167459
 2010-12-04 22:00:12 +00:00
Jan Hubicka db0bf14f6b re PR driver/46760 (LTO bootstrap doesn't work with FDO) 
PR tree-optimization/46760
	* cgraph.c (cgraph_create_node): Initialize count_materialization_scale.
	* cgraph.h (struct cgraph_node): Add count_materialization_scale.
	* lto-cgraph.c (lto_output_edge): Fix assert.
	(lto_output_node): Output count_materialization_scale.
	(output_profile_summary): Output only runs and sum_max.
	(input_node): Input count_materialization_scale.
	(input_profile_summary): Read data into file specific gcov summary.
	(merge_profile_summaries): New function.
	(input_cgraph): Update call of input_profile_summary;
	call merge_profile_summaries.
	* lto-streamer-in.c (input_cfg): Add count_materialization_scale arg;
	rescale counts at read in.
	(intput_bb): Likewise.
	(input_function): Update call of input_bb.
	(lto_read_body): Update call of input_cfg.
	* lto-streamer.h: Inlclude gcov-io.h
	(lto_file_decl_data): Add gcov_ctr_summary.

From-SVN: r167458
 2010-12-04 19:35:23 +00:00
Tobias Burnus f3007348c3 re PR libfortran/46584 (FAIL: gfortran.dg/quad_1.f90 -O (test for excess errors)) 
2010-12-04  Tobias Burnus  <burnus@net-b.de>

        PR fortran/46584
        * gfortran.dg/quad_1.f90: Remove some complex
        math checks as they fail on some non-libquadmath
        systems.

From-SVN: r167455
 2010-12-04 14:08:12 +01:00
Daniel Kraft 995d4d1cb5 re PR fortran/46794 (ICE on valid code involving power of small integer kinds) 
2010-12-04  Daniel Kraft  <d@domob.eu>

	PR fortran/46794
	* trans-expr.c (gfc_conv_power_op): Handle kind of result expression
	correctly for integer kind 1 and 2 operands.

2010-12-04  Daniel Kraft  <d@domob.eu>

	PR fortran/46794
	* gfortran.dg/power2.f90: New test.

From-SVN: r167453
 2010-12-04 10:27:17 +01:00
Jonathan Wakely 9b2b801af5 mutex (try_lock, [...]): Fix. 
2010-12-04  Jonathan Wakely  <jwakely.gcc@gmail.com>

	* include/std/mutex (try_lock, __try_lock_impl): Fix.
	(lock): Implement using __try_lock_impl.
	* testsuite/30_threads/try_lock/2.cc: Fix logic.
	* testsuite/30_threads/try_lock/4.cc: New.
	* testsuite/30_threads/lock/1.cc: New.
	* testsuite/30_threads/lock/2.cc: New.
	* testsuite/30_threads/lock/3.cc: New.
	* testsuite/30_threads/lock/4.cc: New.

From-SVN: r167452
 2010-12-04 02:37:46 +00:00
Ian Lance Taylor 3dcdeeb24b re PR bootstrap/46776 (gogo-tree.cc uses TRAMPOLINE_ALIGNMENT and TRAMPOLINE_SIZE) 
PR bootstrap/46776
	* go-backend.c: New file.
	* go-c.h (go_type_alignment): Declare.
	(go_field_alignment, go_trampoline_info): Declare.
	* Make-lang.in (GO_OBJS): Add go/go-backend.o.
	(go/go-backend.o): New target.
	(go/go-lang.o): Make dependencies match source file.
	(go/expressions.o): Don't depend on $(TM_H) $(TM_P_H).
	(go/gogo-tree.o): Don't depend on $(TM_H).
Remove #include "tm.h" from gofrontend/*.cc.

From-SVN: r167451
 2010-12-04 01:47:21 +00:00
GCC Administrator 43dcc93137 Daily bump. 
From-SVN: r167450
 2010-12-04 00:20:03 +00:00
Dave Korn ac7eb5c634 * doc/tm.texi.in (Cond. Exec. Macros): Rename node from this ... 
(Cond Exec Macros): ... to this.
	* doc/tm.texi: Regenerate.

From-SVN: r167446
 2010-12-03 23:31:42 +00:00
Ian Lance Taylor 6c94a9fa16 Check for -pthread and -lpthread at configure time. 
From-SVN: r167445
 2010-12-03 21:27:06 +00:00
Ian Lance Taylor 9ad641882a * MAINTAINERS: Add myself as libgo maintainer. 
From-SVN: r167444
 2010-12-03 20:46:09 +00:00
Ian Lance Taylor 3f8ea4759e It's a contributor license agreement, not a copyright LA. 
From-SVN: r167443
 2010-12-03 20:41:15 +00:00
Hans-Peter Nilsson d062cd4861 re PR libffi/46792 (libffi fails building for cris-elf) 
PR libffi/46792
	* configure.ac (cris-*-elf, crisv32-*-elf): Disable target-libffi.
	* configure: Regenerate.

From-SVN: r167442
 2010-12-03 20:38:47 +00:00
Ian Lance Taylor b02785a8d0 Typo. 
From-SVN: r167440
 2010-12-03 19:08:11 +00:00
Ian Lance Taylor 29fecdee3e Clarify copyright license agreement. 
From-SVN: r167439
 2010-12-03 19:03:38 +00:00
Jason Merrill 86316060db * semantics.c (build_data_member_initialization): Remove assert. 
From-SVN: r167437
 2010-12-03 11:57:05 -05:00
Jason Merrill 9c60a01a9c re PR debug/46123 (ICE: in output_aranges, at dwarf2out.c:11531 with -feliminate-dwarf2-dups -g) 
PR debug/46123
	* dwarf2out.c (gen_tagged_type_die): Don't put local types in
	a declaration DIE.

From-SVN: r167436
 2010-12-03 11:56:53 -05:00
Jason Merrill 3ee353e956 re PR c++/46058 (gcc crashes with lvalue error on the following Code) 
PR c++/46058
	* tree.c (lvalue_kind) [SCOPE_REF]: Handle non-dependent case.

From-SVN: r167435
 2010-12-03 11:56:37 -05:00
Chung-Lin Tang fac6806566 sysv.S (ffi_closure_SYSV): Add UNWIND to .pad directive. 
2010-12-03  Chung-Lin Tang  <cltang@codesourcery.com>

	* src/arm/sysv.S (ffi_closure_SYSV): Add UNWIND to .pad directive.
	(ffi_closure_VFP): Same.
	(ffi_call_VFP): Move down to before ffi_closure_VFP. Add '.fpu vfp'
	directive.

From-SVN: r167434
 2010-12-03 16:15:26 +00:00
Richard Guenther 892f61197b re PR middle-end/46745 ('#'mem_ref' not supported by dump_expr#<expression error>') 
2010-12-03  Richard Guenther  <rguenther@suse.de>

	PR c/46745
	* c-pretty-print.c (pp_c_postfix_expression): Handle MEM_REF.
	(pp_c_unary_expression): Likewise.
	(pp_c_expression): Likewise.

	cp/
	* error.c (dump_expr): Handle MEM_REF.

From-SVN: r167433
 2010-12-03 16:10:36 +00:00
Ian Lance Taylor 928a231bb9 * config-lang.in (build_by_default): Set to no. 
From-SVN: r167432
 2010-12-03 15:48:19 +00:00
Nathan Froyd 49460951b5 arm.c (arm_legitimate_index_p): Split VALID_NEON_QREG_MODE and VALID_NEON_DREG_MODE cases. 
gcc/
	* config/arm/arm.c (arm_legitimate_index_p): Split
	VALID_NEON_QREG_MODE and VALID_NEON_DREG_MODE cases.  Permit
	slightly larger constants in the latter case.
	(thumb2_legitimate_index_p): Likewise.

gcc/testsuite/
	* gcc.target/arm/neon-offset-1.c: New test.

From-SVN: r167430
 2010-12-03 15:16:34 +00:00
Joseph Myers dd9f93dc90 common.opt (N, [...]): New options. 
* common.opt (N, Q, Qn, Qy, Z, n, r, s, t): New options.
	* gcc.c (cc1_options): Add %{Qy:}.

ada:
	* gcc-interface/lang.opt (k8): New option.

java:
	* lang.opt (static-libgcj): New option.

From-SVN: r167429
 2010-12-03 15:11:42 +00:00
Joseph Myers 12b57b0f1d gcc.c (LINK_COMMAND_SPEC): Don't handle -A, -d or -m. 
* gcc.c (LINK_COMMAND_SPEC): Don't handle -A, -d or -m.
	* config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
	* config/i386/djgpp.h (LINK_COMMAND_SPEC): Likewise.

From-SVN: r167428
 2010-12-03 15:09:59 +00:00
Matthias Klose 196891b51b configure.ac (VERSION): Bump the version to 3:0:0. 
2010-12-03  Matthias Klose  <doko@ubuntu.com> 

        * configure.ac (VERSION): Bump the version to 3:0:0.
        * configure: Regenerate.

From-SVN: r167426
 2010-12-03 14:22:13 +00:00
Thomas Koenig 3609dfbf13 re PR fortran/44352 (ICE in string_to_single_character) 
2010-12-03  Thomas Koenig  <tkoenig@gcc.gnu.org>

	PR fortran/44352
	* dump-parse-tree.c (show_symbol):  Don't show formal namespace
	for statement functions in order to avoid infinite recursion.

From-SVN: r167416
 2010-12-03 12:23:11 +00:00
Alexander Monakov 753de8cffa re PR rtl-optimization/45354 (ICE with -fselective-scheduling and -freorder-blocks-and-partition) 
PR rtl-optimization/45354
	* sel-sched-ir.c (jump_leads_only_to_bb_p): Rename to ...
	(bb_has_removable_jump_to_p): This.  Update all callers. Make static.
	Allow BBs ending with a conditional jump.  Forbid EDGE_CROSSING jumps.
	* sel-sched-ir.h (jump_leads_only_to_bb_p): Delete prototype.

testsuite:
	* gcc.dg/tree-prof/pr45354.c: New.

From-SVN: r167415
 2010-12-03 15:04:16 +03:00
Thomas Koenig 46203ba753 Correct date on latest submissions. 
From-SVN: r167414
 2010-12-03 10:38:17 +00:00
Thomas Koenig 8976d513cc re PR fortran/45159 (Unnecessary temporaries) 
2010-12-02  Thomas Koenig  <tkoenig@gcc.gnu.org>

	PR fortran/45159
	* dependency.c (check_section_vs_section):  Pre-calculate
	the relationship between the strides and the relationship
	between the start values.  Use an integer constant one for
	that purpose.
	Forward dependencies for positive strides apply for where
	the lhs start <= rhs start and lhs stride <= rhs stride
	and vice versa for negative stride.  No need to compare
	end expressions in either case (assume no bounds violation).

2010-12-02  Thomas Koenig  <tkoenig@gcc.gnu.org>

	PR fortran/45159
	* gfortran.dg/dependency_38.f90:  New test.

From-SVN: r167413
 2010-12-03 10:35:12 +00:00
Thomas Koenig 272cec5de2 trans-array.c (gfc_could_be_alias): Handle BT_CLASS as well as BT_DERIVED. 
2010-12-02  Thomas Koenig  <tkoenig@gcc.gnu.org>

	* trans-array.c (gfc_could_be_alias):  Handle BT_CLASS
	as well as BT_DERIVED.
	(gfc_array_allocate):  Likewise.
	(gfc_conv_array_parameter):  Likewise.
	(structure_alloc_comps):  Likewise.
	(gfc_is_reallocatable_lhs):  Likewise.
	(gfc_trans_deferred_array):  Likewise.

From-SVN: r167412
 2010-12-03 10:28:30 +00:00
Laurynas Biveinis fba4cb03e9 basic-block.h (struct edge_prediction): Remove forward declaration. 
2010-12-01  Laurynas Biveinis  <laurynas.biveinis@gmail.com>

	* basic-block.h (struct edge_prediction): Remove forward
	declaration.
	* tree-flow.h (struct edge_prediction): Move from here...
	* predict.c (struct edge_prediction): ...to here.
	* cselib.h (struct elt_list): Move from here...
	* cselib.c (struct elt_list): ...to here.

From-SVN: r167409
 2010-12-03 04:58:47 +00:00
Alexandre Oliva 2e3331995e gnatvsn.adb (Gnat_Version_String): Don't overrun Ver_Len_Max. 
* gnatvsn.adb (Gnat_Version_String): Don't overrun Ver_Len_Max.
* gnatvsn.ads (Ver_Len_Max): Bump up to 256.
* g-comver.adb (Ver_Len_Max): Likewise.

From-SVN: r167408
 2010-12-03 04:48:56 +00:00
Ian Lance Taylor 7a9389330e Add Go frontend, libgo library, and Go testsuite. 
gcc/:
	* gcc.c (default_compilers): Add entry for ".go".
	* common.opt: Add -static-libgo as a driver option.
	* doc/install.texi (Configuration): Mention libgo as an option for
	--enable-shared.  Mention go as an option for --enable-languages.
	* doc/invoke.texi (Overall Options): Mention .go as a file name
	suffix.  Mention go as a -x option.
	* doc/frontends.texi (G++ and GCC): Mention Go as a supported
	language.
	* doc/sourcebuild.texi (Top Level): Mention libgo.
	* doc/standards.texi (Standards): Add section on Go language.
	Move references for other languages into their own section.
	* doc/contrib.texi (Contributors): Mention that I contributed the
	Go frontend.
gcc/testsuite/:
	* lib/go.exp: New file.
	* lib/go-dg.exp: New file.
	* lib/go-torture.exp: New file.
	* lib/target-supports.exp (check_compile): Match // Go.

From-SVN: r167407
 2010-12-03 04:34:57 +00:00
Laurynas Biveinis 1aa6700378 tree.h (struct call_expr_arg_iterator_d): Remove GTY tag. 
2010-11-30  Laurynas Biveinis  <laurynas.biveinis@gmail.com>

	* tree.h (struct call_expr_arg_iterator_d): Remove GTY tag.
	(const_call_expr_arg_iterator_d): Likewise.
	(expanded_location): Likewise.
	* c-tree.h (struct c_arg_tag_d): Likewise.
	* dwarf2out.c (struct cfa_loc): Likewise.
	(struct skeleton_chain_struct): Likewise.
	* except.c (struct ttypes_filter): Likewise.
	* cselib.h (struct cselib_val_struct): Likewise.
	(elt_loc_list): Likewise.
	(elt_list): Likewise.
	* varasm.c (struct addr_const): Likewise.
	* tree-flow.h (struct edge_prediction): Likewise.
	(struct int_tree_map): Likewise.
	(struct _edge_var_map): Likewise.

ada:

2010-11-30  Laurynas Biveinis  <laurynas.biveinis@gmail.com>

	* gcc-interface/decl.c (struct subst_pair_d): Remove GTY tag.
	(variant_desc_d): Likewise.

cp:

2010-11-30  Laurynas Biveinis  <laurynas.biveinis@gmail.com>

	* cp-tree.h (struct aggr_init_expr_arg_iterator_d): Remove GTY
	tag.

From-SVN: r167406
 2010-12-03 04:11:10 +00:00
GCC Administrator 57e000b01a Daily bump. 
From-SVN: r167405
 2010-12-03 00:18:25 +00:00
Dave Korn 16aef37bfe mh-cygwin (LDFLAGS): Turn up stack allocation to 12MB. 
* mh-cygwin (LDFLAGS): Turn up stack allocation to 12MB.
	(BOOT_LDFLAGS): Add matching stack size flag.
	* mh-mingw (LDFLAGS): Likewise.
	(BOOT_LDFLAGS): Likewise.

From-SVN: r167400
 2010-12-02 23:30:47 +00:00
H.J. Lu a9ec2299fd Turn on X86_TUNE_INTER_UNIT_MOVES for Core 2 and Core i7. 
2010-12-02  H.J. Lu  <hongjiu.lu@intel.com>

	PR target/46768
	* config/i386/i386.c (initial_ix86_tune_features): Turn on
	X86_TUNE_INTER_UNIT_MOVES for Core 2 and Core i7.

From-SVN: r167398
 2010-12-02 14:50:44 -08:00
H.J. Lu 1dbb04c988 Allow corei7 for --with-arch=/--with-cpu=. 
2010-12-02  H.J. Lu  <hongjiu.lu@intel.com>

	* config.gcc: Allow corei7 for --with-arch=/--with-cpu=.

From-SVN: r167397
 2010-12-02 14:48:28 -08:00
Ian Lance Taylor 5427046f04 configure.ac: AC_DEFINE ENABLE_BUILD_WITH_CXX. 
* configure.ac: AC_DEFINE ENABLE_BUILD_WITH_CXX.  Check for C++
	header files unordered_map, tr1/unordered_map, and ext/hash_map.
	* configure, config.in: Rebuild.

From-SVN: r167396
 2010-12-02 22:43:58 +00:00
Eric Botcazou 205e4c6a4b re PR target/46685 (New stack alignment failures with -fpic) 
PR target/46685
	* config/sparc/sparc.c (can_use_mov_pic_label_ref): New predicate.
	(sparc_expand_move): Call it to decide whether to emit the special
	mov{si,di}_pic_label_ref patterns.
	(sparc_legitimize_pic_address): Call it to decide whether to emit
	the regular PIC sequence for labels.  Fix long line.
	(sparc_file_end): Set is_thunk for the PIC helper.

From-SVN: r167395
 2010-12-02 22:33:16 +00:00