GCC build failure, HEAD@174854 on native

[regress]

With your recent patch, GCC HEAD revision 174854 had problems on:
native: build (about the same as the previous build)
Attached is build output for those targets.
The previous build was of revision 174847.

Log information for changes since the last build:
------------------------------------------------------------------------
r174848 | davidxl | 2011-06-09 09:09:23 -0700 (Thu, 09 Jun 2011) | 1 line
Changed paths:
   M /trunk/gcc/ChangeLog
   M /trunk/gcc/cprop.c
   M /trunk/gcc/except.c
   M /trunk/gcc/gcse.c
   M /trunk/gcc/tree-complex.c
   M /trunk/gcc/tree-eh.c
   M /trunk/gcc/tree-stdarg.c

Gator cleanup
------------------------------------------------------------------------
r174849 | davidxl | 2011-06-09 09:11:23 -0700 (Thu, 09 Jun 2011) | 1 line
Changed paths:
   M /trunk/gcc/ChangeLog
   M /trunk/gcc/cgraphunit.c
   M /trunk/gcc/common.opt
   M /trunk/gcc/doc/invoke.texi
   M /trunk/gcc/passes.c
   M /trunk/gcc/testsuite/ChangeLog
   A /trunk/gcc/testsuite/gcc.dg/dump-pass.c
   M /trunk/gcc/tree-pass.h

-fdump-pass implementation
------------------------------------------------------------------------
r174850 | uros | 2011-06-09 09:22:47 -0700 (Thu, 09 Jun 2011) | 4 lines
Changed paths:
   M /trunk/gcc/ChangeLog
   M /trunk/gcc/config/i386/i386.md

	* config/i386/i386.md (*movdi_internal_rex64): Merge
	alternatives 6 and 8.


------------------------------------------------------------------------
r174851 | nicola | 2011-06-09 09:34:19 -0700 (Thu, 09 Jun 2011) | 19 lines
Changed paths:
   M /trunk/gcc/testsuite/ChangeLog
   M /trunk/gcc/testsuite/objc-obj-c++-shared/objc-test-suite-next-encode-assist-impl.h
   M /trunk/gcc/testsuite/objc-obj-c++-shared/objc-test-suite-next-encode-assist.h
   M /trunk/gcc/testsuite/objc-obj-c++-shared/objc-test-suite-types.h

In gcc/testsuite/:
2011-06-09  Nicola Pero  <nicola.pero@meta-innovation.com>

	* objc-obj-c++-shared/objc-test-suite-next-encode-assist.h
	(PMETH, arglist_t): Removed.
	(method_get_number_of_arguments): Removed.	
	(method_get_nth_argument): Removed.
	(method_get_first_argument): Removed.
	(method_get_next_argument): Removed.
	(method_get_sizeof_arguments): Removed.
	* objc-obj-c++-shared/objc-test-suite-next-encode-assist-impl.h
	(PMETH): Removed.
	(method_get_number_of_arguments): Removed.
	(method_get_nth_argument): Removed.
	(method_get_first_argument): Removed.
	(method_get_next_argument): Removed.
	(method_get_sizeof_arguments): Removed.	
	* objc-obj-c++-shared/objc-test-suite-types.h (PMETH): Removed.

------------------------------------------------------------------------
r174854 | carrot | 2011-06-09 11:46:22 -0700 (Thu, 09 Jun 2011) | 6 lines
Changed paths:
   M /trunk/gcc/ChangeLog
   M /trunk/gcc/config/arm/arm.md
   M /trunk/gcc/testsuite/ChangeLog
   A /trunk/gcc/testsuite/gcc.target/arm/pr46975.c

	* config/arm/arm.md (*addsi3_carryin_compare0_<optab>): New pattern.
	(peephole2 for conditional move): Generate 16 bit instructions.

	* gcc.target/arm/pr46975.c: New testcase.


------------------------------------------------------------------------

For more information, see <http://gcc.gnu.org/regtest/HEAD/>.

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ranlib: file: .libs/libgfortran.a(_cos_r10.o) has no symbols
ranlib: file: .libs/libgfortran.a(_cos_c10.o) has no symbols
ranlib: file: .libs/libgfortran.a(_tan_r10.o) has no symbols
ranlib: file: .libs/libgfortran.a(_sinh_r10.o) has no symbols
ranlib: file: .libs/libgfortran.a(_cosh_r10.o) has no symbols
ranlib: file: .libs/libgfortran.a(_tanh_r10.o) has no symbols
ranlib: file: .libs/libgfortran.a(_conjg_c10.o) has no symbols
ranlib: file: .libs/libgfortran.a(_aint_r10.o) has no symbols
ranlib: file: .libs/libgfortran.a(_anint_r10.o) has no symbols
ranlib: file: .libs/libgfortran.a(_sign_i16.o) has no symbols
ranlib: file: .libs/libgfortran.a(_sign_r10.o) has no symbols
ranlib: file: .libs/libgfortran.a(_dim_i16.o) has no symbols
ranlib: file: .libs/libgfortran.a(_dim_r10.o) has no symbols
ranlib: file: .libs/libgfortran.a(_atan2_r10.o) has no symbols
ranlib: file: .libs/libgfortran.a(_mod_i16.o) has no symbols
ranlib: file: .libs/libgfortran.a(_mod_r10.o) has no symbols
libtool: link: ( cd ".libs" && rm -f "libgfortran.la" && ln -s "../libgfortran.la" "libgfortran.la" )
make: *** [bootstrap] Error 2
+ '[' -s .bad_compare ']'
+ exit 1
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-- 
Geoffrey Keating <geoffk@apple.com> 
(via an automated GCC regression-testing script.)