http://gcc.gnu.org/bugzilla/show_bug.cgi?id=60598
--- Comment #1 from Richard Biener <rguenth at gcc dot gnu.org> --- Reproducible with a cross from x86_64 to s390x-linux and ./cc1 -fpreprocessed camellia-set-decrypt-key.i -quiet -march=z196 -mtune=zEC12 -m64 -O2 -fpic camellia-set-decrypt-key.c: In function ‘nettle_camellia_invert_key’: camellia-set-decrypt-key.c:53:1: internal compiler error: in maybe_record_trace_start, at dwarf2cfi.c:2239 0x6cee6e maybe_record_trace_start /space/rguenther/src/svn/trunk/gcc/dwarf2cfi.c:2239 0x6cf5b6 scan_trace /space/rguenther/src/svn/trunk/gcc/dwarf2cfi.c:2416 0x6cfde6 create_cfi_notes /space/rguenther/src/svn/trunk/gcc/dwarf2cfi.c:2570 0x6cfde6 execute_dwarf2_frame /space/rguenther/src/svn/trunk/gcc/dwarf2cfi.c:2925 0x6cfde6 execute /space/rguenther/src/svn/trunk/gcc/dwarf2cfi.c:3421 Please submit a full bug report, with preprocessed source if appropriate. Please include the complete backtrace with any bug report. See <http://gcc.gnu.org/bugs.html> for instructions. reducing.