I found this one testing arm but it is reproducible with i686-pc-linux-gnu as well.
r...@ryan:~/gcc/lto/x86-build/gcc$ ./xgcc -v Using built-in specs. COLLECT_GCC=./xgcc Target: i686-pc-linux-gnu Configured with: ../configure --enable-languages=c --enable-lto --disable-bootstrap Thread model: posix gcc version 4.5.0 20090714 (experimental) [lto revision 149644] (lto merged with rev 149625) r...@ryan:~/gcc/lto/x86-build/gcc$ ./xgcc -B. ice.i -c -O -flto r...@ryan:~/gcc/lto/x86-build/gcc$ ./xgcc -B. -shared ice.o -flto In file included from :441:0: ice.i: In function âffb_ctx_scaled_blitâ: ice.i:4515:1: internal compiler error: in partition_view_bitmap, at tree-ssa-live.c:331 Please submit a full bug report, with preprocessed source if appropriate. See <http://gcc.gnu.org/bugs.html> for instructions. lto-wrapper: ././xgcc returned 1 exit status collect2: lto-wrapper returned 1 exit status -- Summary: [LTO] ICE in partition_view_bitmap, at tree-ssa- live.c:331 Product: gcc Version: lto Status: UNCONFIRMED Severity: normal Priority: P3 Component: lto AssignedTo: unassigned at gcc dot gnu dot org ReportedBy: rmansfield at qnx dot com GCC build triplet: i686-pc-linux-gnu GCC host triplet: i686-pc-linux-gnu GCC target triplet: i686-pc-linux-gnu http://gcc.gnu.org/bugzilla/show_bug.cgi?id=40758