[Bug tree-optimization/22228] [4.1 regression] ICE with -ftree-vectorize in verify_ssa

["micis at gmx dot de" <gcc-bugzilla at gcc dot gnu dot org>]

------- Additional Comments From micis at gmx dot de  2005-08-16 08:10 -------
I tried the patch with the actual snapshot (20050813) and it fails to bootstrap.
Without this patch bootstrap works.

Michael Cieslinski


export   CFLAGS="-O3 -g -pipe -march=opteron -fmessage-length=0 -ffast-math -
funroll-all-loops -funit-at-a-time -fpeel-loops -funswitch-loops --param max-
gcse-passes=9 -fverbose-asm -msse2"
export CXXFLAGS=$CFLAGS
../gcc-4.1-20050813/configure --prefix=/usr/local/gcc41k --program-suffix=41k --
with-arch=opteron --enable-languages=c,c++ --enable-checking
make -j12 bootstrap

<....>

Bootstrapping the compiler
make[1]: Entering directory `/home/cie019/gcc41k/obj/gcc'
make CC=" stage1/xgcc -Bstage1/ -B/usr/local/gcc41k/x86_64-unknown-linux-
gnu/bin/" CC_FOR_BUILD=" stage1/xgcc -Bstage1/ -B/usr/local/gcc41k/x86_64-
unknown-linux-gnu/bin/" \
         STAGE_PREFIX=stage1/ \
         ADAFLAGS="" CFLAGS="-g -O2" LDFLAGS="" 
WARN_CFLAGS="\$(GCC_WARN_CFLAGS)" STRICT_WARN="-pedantic -Wno-long-long -Wno-
variadic-macros -Wold-style-definition -Wmissing-format-attribute -Werror" 
libdir=/usr/local/gcc41k/lib LANGUAGES="c gcov gcov-dump c++" 
MAKEINFO="makeinfo --split-size=5000000" MAKEINFOFLAGS="--no-split" 
MAKEOVERRIDES= OUTPUT_OPTION="-o \$@" \
         CFLAGS="-g -O2" WERROR="-Werror"
make[2]: Entering directory `/home/cie019/gcc41k/obj/gcc'
stage1/xgcc -Bstage1/ -B/usr/local/gcc41k/x86_64-unknown-linux-gnu/bin/ -c   -
g -O2 -DIN_GCC   -W -Wall -Wwrite-strings -Wstrict-prototypes -Wmissing-
prototypes -pedantic -Wno-long-long -Wno-variadic-macros -Wold-style-
definition -Wmissing-format-attribute -Werror -fno-common   -DHAVE_CONFIG_H    -
I. -I. -I../../gcc-4.1-20050813/gcc -I../../gcc-4.1-20050813/gcc/. -I../../gcc-
4.1-20050813/gcc/../include -I../../gcc-4.1-
20050813/gcc/../libcpp/include  ../../gcc-4.1-20050813/gcc/tree-vect-
transform.c -o tree-vect-transform.o
cc1: warnings being treated as errors
../../gcc-4.1-20050813/gcc/tree-vect-transform.c: In 
function 'vect_transform_loop':
../../gcc-4.1-20050813/gcc/tree-vect-transform.c:2832: warning: pointer targets 
in passing argument 4 of 'bmp_iter_set_init' differ in signedness
../../gcc-4.1-20050813/gcc/tree-vect-transform.c:2832: warning: pointer targets 
in passing argument 2 of 'bmp_iter_set' differ in signedness
../../gcc-4.1-20050813/gcc/tree-vect-transform.c:2832: warning: pointer targets 
in passing argument 2 of 'bmp_iter_next' differ in signedness
make[2]: *** [tree-vect-transform.o] Error 1
make[2]: Leaving directory `/home/cie019/gcc41k/obj/gcc'
make[1]: *** [stage2_build] Error 2
make[1]: Leaving directory `/home/cie019/gcc41k/obj/gcc'
make: *** [bootstrap] Error 2


-- 


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=22228