------- Comment #1 from hp at gcc dot gnu dot org 2010-09-06 02:02 ------- Created an attachment (id=21707) --> (http://gcc.gnu.org/bugzilla/attachment.cgi?id=21707&action=view) Simplified gcc.c-torture/execute/990326-1.c
See the combine dump at e.g. -O2. I haven't disected the miscompilation, but at a glance it looks like the subregness is not handled properly. -- http://gcc.gnu.org/bugzilla/show_bug.cgi?id=45551
