http://gcc.gnu.org/bugzilla/show_bug.cgi?id=51220
--- Comment #3 from John David Anglin <danglin at gcc dot gnu.org> 2011-11-20 00:45:14 UTC --- Guessing this was introduced by: 2011-11-16 Andreas Krebbel <andreas.kreb...@de.ibm.com> PR middle-end/50325 * expmed.c (store_bit_field_1): Use extract_bit_field on big endian targets if the source cannot be exactly covered by word mode chunks.