http://gcc.gnu.org/bugzilla/show_bug.cgi?id=53715
Bug #: 53715 Summary: internal compiler error: verify_ssa failed Classification: Unclassified Product: gcc Version: 4.8.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: c++ AssignedTo: unassig...@gcc.gnu.org ReportedBy: mario-baum...@web.de Created attachment 27650 --> http://gcc.gnu.org/bugzilla/attachment.cgi?id=27650 bzip2 compressed preprocessed c++ source file Hi, compilation of attached (preprocessed c++ source (already delta reduced)) failed with -O2 but works fine with -01 optimisation. > g++ -m32 -O2 -c goo.ii ... for SSA_NAME: .MEM_44 in statement: # .MEM_135 = VDEF <.MEM_44> D.6496.last_group = MEM[(const struct named_slot_map_iterator &)&D.5756 + 16].last_group; goo.ii:20:9334: internal compiler error: verify_ssa failed Please submit a full bug report, with preprocessed source if appropriate. See <http://gcc.gnu.org/bugs.html> for instructions. PS. Last working svn revision for attached file was 188424. First svn revision which fails was 188496. --- > uname -a Linux ahsoka.intec.dom 2.6.32-220.17.1.el6.x86_64 #1 SMP Thu Apr 26 13:37:13 EDT 2012 x86_64 x86_64 x86_64 GNU/Linux > rpm -qa "glibc*" | grep -e 'glibc-[0-9]' | sort -u glibc-2.12-1.47.el6_2.12.i686 glibc-2.12-1.47.el6_2.12.x86_64 > g++ -v Using built-in specs. COLLECT_GCC=g++ COLLECT_LTO_WRAPPER=/app2/gcc/4.8.0-20120618-svn188723/i686/libexec/gcc/i686-unknown-linux-gnu/4.8.0/lto-wrapper Target: i686-unknown-linux-gnu Configured with: ./configure --prefix=/app2/gcc/4.8.0-20120618-svn188723/i686 --enable-languages=c,c++,fortran --disable-nls --with-gmp=/app2/gcc/4.8.0-20120618-svn188723/i686/aux --with-mpfr=/app2/gcc/4.8.0-20120618-svn188723/i686/aux --with-mpc=/app2/gcc/4.8.0-20120618-svn188723/i686/aux --with-ppl=/app2/gcc/4.8.0-20120618-svn188723/i686/aux --with-cloog=/app2/gcc/4.8.0-20120618-svn188723/i686/aux --disable-multilib --build=i686-unknown-linux-gnu Thread model: posix gcc version 4.8.0 20120618 (experimental) (GCC) > ld -v GNU ld (GNU Binutils) 2.22.52.20120618