http://gcc.gnu.org/bugzilla/show_bug.cgi?id=51984
Bug #: 51984
Summary: ICE: SIGSEGV with -O2 -fgraphite-identity
Classification: Unclassified
Product: gcc
Version: 4.7.0
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: middle-end
AssignedTo: unassig...@gcc.gnu.org
ReportedBy: marb...@gmail.com
With SVN rev 183488 I get the following ICE on attached code:
~ # LC_ALL=C gcc -O2 -fgraphite-identity -c ~/bug.c -o /tmp/bug.o
/root/bug.c: In function 'pack_states':
/root/bug.c:8:1: 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.
~ # gcc -v
Using built-in specs.
COLLECT_GCC=/usr/x86_64-pc-linux-gnu/gcc-bin/4.7.0-svn-183488-20120124/gcc
COLLECT_LTO_WRAPPER=/usr/libexec/gcc/x86_64-pc-linux-gnu/4.7.0/lto-wrapper
Target: x86_64-pc-linux-gnu
Configured with: ../gcc-trunk/configure --prefix=/usr
--bindir=/usr/x86_64-pc-linux-gnu/gcc-bin/4.7.0-svn-183488-20120124
--includedir=/usr/lib/gcc/x86_64-pc-linux-gnu/4.7.0-svn-183488-20120124/include
--datadir=/usr/share/gcc-data/x86_64-pc-linux-gnu/4.7.0-svn-183488-20120124
--mandir=/usr/share/gcc-data/x86_64-pc-linux-gnu/4.7.0-svn-183488-20120124/man
--infodir=/usr/share/gcc-data/x86_64-pc-linux-gnu/4.7.0-svn-183488-20120124/info
--with-gxx-include-dir=/usr/lib/gcc/x86_64-pc-linux-gnu/4.7.0-svn-183488-20120124/include/g++-v4
--host=x86_64-pc-linux-gnu --build=x86_64-pc-linux-gnu --disable-altivec
--disable-fixed-point --with-ppl --with-cloog --disable-ppl-version-check
--with-cloog-include=/usr/include/cloog-ppl --enable-lto --enable-nls
--without-included-gettext --with-system-zlib --disable-werror
--enable-secureplt --disable-multilib --enable-libmudflap --enable-libssp
--enable-libgomp
--with-python-dir=/share/gcc-data/x86_64-pc-linux-gnu/4.7.0-svn-183488-20120124/python
--enable-checking=assert,fold,gc,misc,rtlflag,runtime,tree --disable-libgcj
--disable-libquadmath --enable-languages=c,c++ --enable-shared
--enable-threads=posix --enable-__cxa_atexit --enable-clocale=gnu
--enable-targets=all --with-pkgversion='svn 183488-20120124'
--enable-build-with-cxx
Thread model: posix
