mesa (6.5.1-0.6)のエラー

cc -c -I../../include -I../../src/mesa -I../../src/mesa/main -I../../src/mesa/glapi -I../../src/mesa/math -I../../src/mesa/tnl -I../../src/mesa/shader -I../../src/mesa/shader/grammar -I../../src/mesa/shader/slang -I../../src/mesa/shader/slang/OSDependent/Linux -I../../src/mesa/shader/slang/OGLCompilersDLL -I../../src/mesa/swrast -I../../src/mesa/swrast_setup -D_POSIX_SOURCE -D_POSIX_C_SOURCE=199309L -D_SVID_SOURCE -D_BSD_SOURCE -D_GNU_SOURCE -DUSE_XSHM -DPTHREADS `pkg-config --cflags x11 xext` -std=c99 -pedantic -Wall -fPIC -fno-strict-aliasing -O2 shader/nvvertexec.c -o shader/nvvertexec.o
shader/nvvertexec.c: In function '_mesa_exec_vertex_program':
shader/nvvertexec.c:805: internal compiler error: in reg_overlap_mentioned_p, at rtlanal.c:1382
Please submit a full bug report,
with preprocessed source if appropriate.
See <URL:http://gcc.gnu.org/bugs.html> for instructions.
For Debian GNU/Linux specific bug reporting instructions,
see <URL:file:///usr/share/doc/gcc-4.1/README.Bugs>.
Preprocessed source stored into /tmp/ccJcT8zm.out file, please attach this to your bugreport.
make[3]: *** [shader/nvvertexec.o] Error 1
make[3]: Leaving directory `..../mesa-6.5.1/build/gl-debian/src/mesa'
make[2]: *** [default] Error 2
make[2]: Leaving directory `..../mesa-6.5.1/build/gl-debian/src/mesa'
make[1]: *** [subdirs] Error 1
make[1]: Leaving directory `..../mesa-6.5.1/build/gl-debian/src'
make: *** [debian/stamp/target-gl-debian] Error 2

というエラーになる。
これでX関係のパッケージは一時保留となりそう。