GCC build failure, HEAD@183010 on native

[GCC regression tester]

With your recent patch, GCC HEAD revision 183010 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 183008.

Log information for changes since the last build:
------------------------------------------------------------------------
r183010 | burnus | 2012-01-09 05:11:05 -0800 (Mon, 09 Jan 2012) | 34 lines
Changed paths:
   M /trunk/gcc/fortran/ChangeLog
   M /trunk/gcc/fortran/gfortran.h
   M /trunk/gcc/fortran/match.h
   M /trunk/gcc/fortran/module.c
   M /trunk/gcc/fortran/parse.c
   M /trunk/gcc/testsuite/ChangeLog
   A /trunk/gcc/testsuite/gfortran.dg/use_17.f90

2012-01-09  Tobias Burnus  <burnus@net-b.de>

        PR fortran/51578
        * gfortran.h (gfc_use_list):
        * match.h (gfc_use_module): Rename to ...
        (gfc_use_modules): ... this.
        * module.c (use_locus, specified_nonint, specified_int): Remove
        global variable.
        (module_name): Change type to const char*, used with gfc_get_string.
        (module_list): New global variable.
        (free_rename): Free argument not global var.
        (gfc_match_use): Save match to module_list.
        (load_generic_interfaces, read_module): Don't free symtree.
        (write_dt_extensions, gfc_dump_module): Fix module-name I/O due to the
        type change of module_name.
        (write_symbol0, write_generic): Optimize due to the type change.
        (import_iso_c_binding_module, use_iso_fortran_env_module): Use
        locus of rename->where.
        (gfc_use_module): Take module_list as argument.
        (gfc_use_modules): New function.
        (gfc_module_init_2, gfc_module_done_2): Init module_list, rename_list.
        * parse.c (last_was_use_stmt): New global variable.
        (use_modules): New function.
        (decode_specification_statement, decode_statement): Move USE match up
        and call use_modules.
        (next_free, next_fixed): Call use_modules.
        (accept_statement): Don't call gfc_module_use.

2012-01-09  Tobias Burnus  <burnus@net-b.de>

        PR fortran/51578
        * gfortran.dg/use_17.f90: New.


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For more information, see <http://glutton.geoffk.org/HEAD/>.

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checking for exported symbols... yes
checking for -rdynamic... yes
checking for library containing dlopen... -ldl
checking for -fPIC -shared... yes
configure: updating cache ./config.cache
configure: creating ./config.status
config.status: creating as
config.status: creating collect-ld
config.status: creating nm
config.status: creating Makefile
config.status: creating ada/gcc-interface/Makefile
config.status: creating ada/Makefile
config.status: creating auto-host.h
config.status: executing default commands
make[2]: Leaving directory `/home/regress/tbox/native/build'
make[1]: *** [stage2-bubble] Error 2
make[1]: Leaving directory `/home/regress/tbox/native/build'
make: *** [bootstrap] Error 2
+ '[' -s .bad_compare ']'
+ exit 1
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-- 
Geoffrey Keating <geoffk@geoffk.org> 
(via an automated GCC regression-testing script.)