On Fri, May 3, 2013 at 3:10 PM, Julian Brown wrote: > gcc/ > * gcse.c (compute_ld_motion_mems): Invalidate non-simple mem refs > in REG_EQUAL notes. Makes sense to me. Looking at REG_EQUAL notes in hash_scan_set is something relatively new. Your patch fixes something we appear to have overlooked. Ciao! Steven