{~/tmp}$gcc -v Using built-in specs. Target: x86_64-unknown-linux-gnu Configured with: /svn/gcc/configure --prefix=/gcc-4.4/gcc --enable-shared --enable-languages=c,c++,objc,obj-c++,fortran --disable-multilib --with-gmp=/gcc-4.4/gmp --with-mpfr=/gcc-4.4/mpfr --with-ppl=/gcc-4.4/ppl --with-cloog=/gcc-4.4/cloog Thread model: posix gcc version 4.4.0 20090313 (experimental) (GCC)
{~/tmp}$gcc -O2 -fprefetch-loop-arrays -c sort.c /svn/gcc/libiberty/sort.c: In function 'sort_pointers': /svn/gcc/libiberty/sort.c:47: internal compiler error: in compare_values_warnv, at tree-vrp.c:1073 Please submit a full bug report,with preprocessed source if appropriate. See <http://gcc.gnu.org/bugs.html> for instructions. -- Summary: ICE : in compare_values_warnv, at tree-vrp.c:1073 Product: gcc Version: 4.4.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: middle-end AssignedTo: unassigned at gcc dot gnu dot org ReportedBy: linuxl4 at sohu dot com GCC build triplet: X86_64-PC-LINUX-GNU GCC host triplet: X86_64-PC-LINUX-GNU GCC target triplet: X86_64-PC-LINUX-GNU http://gcc.gnu.org/bugzilla/show_bug.cgi?id=39455