I was updating my Gentoo installation with the latest and got an internal compiler error in openmotif. This happened first with Gentoo's GCC version 4.0.0_beta20050305. I then CVS'd the latest GCC version and got the same error with that.
gcc version 4.1.0 20050314 (experimental) configured with: ../configure --prefix=/opt/gcc-4.0 --with-system-zlib --disable-checking --disable-werror --disable-libunwind-exceptions --disable-multilib --with-gcc-version-trigger=/home/lynx/Desktop/working/gcc/gcc/version.c --enable-languages=c,c++,java,objc : (reconfigured) ../configure --prefix=/opt/gcc-4.0 --with-system-zlib --disable-checking --disable-werror --disable-libunwind-exceptions --disable-multilib --with-gcc-version-trigger=/home/lynx/Desktop/working/gcc/gcc/version.c --enable-languages=c,c++ How-To-Repeat: Command: # gcc -O3 -ftree-vectorize pack.c Output: pack.c: In function 'PackString': pack.c:865: internal compiler error: Segmentation fault Please submit a full bug report, with preprocessed source if appropriate. See <URL:http://gcc.gnu.org/bugs.html> for instructions. I will attach pack.i -- Summary: ICE while compiling openmotif-2.2.3 with -ftree- vectorize Product: gcc Version: 4.1.0 Status: UNCONFIRMED Severity: normal Priority: P2 Component: tree-optimization AssignedTo: unassigned at gcc dot gnu dot org ReportedBy: zlynx at acm dot org CC: gcc-bugs at gcc dot gnu dot org GCC build triplet: x86_64-unknown-linux-gnu GCC host triplet: x86_64-unknown-linux-gnu GCC target triplet: x86_64-unknown-linux-gnu http://gcc.gnu.org/bugzilla/show_bug.cgi?id=20474