[Bug middle-end/47152] ice in try_head_merge_bb at cfgcleanup.c:2177

["hjl.tools at gmail dot com" <gcc-bugzilla at gcc dot gnu dot org>]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=47152

H.J. Lu <hjl.tools at gmail dot com> changed:

           What    |Removed                     |Added
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                 CC|                            |bernds at gcc dot gnu.org

--- Comment #2 from H.J. Lu <hjl.tools at gmail dot com> 2011-01-02 18:44:21 UTC ---
(In reply to comment #0)
> Hello.
> 
> make[4]: Entering directory `/home/aesok/cris/build/cris-elf/v10/libgcc'
> # If this is the top-level multilib, build all the other
> # multilibs.
> /home/aesok/cris/build/./gcc/xgcc -B/home/aesok/cris/build/./gcc/
> -B/home/aesok/
> cross-local/cris-elf/cris-elf/bin/
> -B/home/aesok/cross-local/cris-elf/cris-elf/l
> ib/ -isystem /home/aesok/cross-local/cris-elf/cris-elf/include -isystem
> /home/ae
> sok/cross-local/cris-elf/cris-elf/sys-include --sysroot=/home/aesok/cross-local
> /cris-elf   -g -O2 -march=v10 -mbest-lib-options -O2  -g -O2 -DIN_GCC
> -DCROSS_DI
> RECTORY_STRUCTURE  -W -Wall -Wwrite-strings -Wcast-qual -Wstrict-prototypes
> -Wmi
> ssing-prototypes -Wold-style-definition  -isystem ./include   -g  -DIN_LIBGCC2
> -
> D__GCC_FLOAT_NOT_NEEDED -fno-stack-protector   -I. -I. -I../../.././gcc
> -I../../
> ../../gcc/libgcc -I../../../../gcc/libgcc/. -I../../../../gcc/libgcc/../gcc
> -I..
> /../../../gcc/libgcc/../include  -DHAVE_CC_TLS -DUSE_EMUTLS -o _addsub_df.o -MT
> _addsub_df.o -MD -MP -MF _addsub_df.dep -DFINE_GRAINED_LIBRARIES -DL_addsub_df
> -
> c ../../.././gcc/dp-bit.c
> ../../.././gcc/dp-bit.c: In function '_fpadd_parts':
> ../../.././gcc/dp-bit.c:730:1: internal compiler error: Segmentation fault
> Please submit a full bug report,
> with preprocessed source if appropriate.
> See <http://gcc.gnu.org/bugs.html> for instructions.
> make[4]: *** [_addsub_df.o] Error 1
> 
> 
> 
> This GDB was configured as "x86_64-linux-gnu".
> (gdb) file  /home/aesok/cris/build/./gcc/cc1
> Reading symbols from /home/aesok/cris/build/gcc/cc1...done.
> (gdb) run -fpreprocessed dp-bit.i -melf -ffunction-sections -fdata-sections
> -quiet -dumpbase dp-bit.c -march=v10 -mbest-lib-options -auxbase-strip
> _addsub_df.o -g -g -g -O2 -O2 -O2 -Wextra -Wall -Wwrite-strings -Wcast-qual
> -Wstrict-prototypes -Wmissing-prototypes -Wold-style-definition -version
> -fno-stack-protector -o dp-bit.s
> Starting program: /home/aesok/cris/build/gcc/cc1 -fpreprocessed dp-bit.i -melf
> -ffunction-sections -fdata-sections -quiet -dumpbase dp-bit.c -march=v10
> -mbest-lib-options -auxbase-strip _addsub_df.o -g -g -g -O2 -O2 -O2 -Wextra
> -Wall -Wwrite-strings -Wcast-qual -Wstrict-prototypes -Wmissing-prototypes
> -Wold-style-definition -version -fno-stack-protector -o dp-bit.s
> GNU C (GCC) version 4.6.0 20110102 (experimental) [trunk revision 152933]
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

Are you sure your GCC tree is up to date?