http://gcc.gnu.org/bugzilla/show_bug.cgi?id=59715
vries at gcc dot gnu.org changed: What |Removed |Added ---------------------------------------------------------------------------- CC| |rguenth at gcc dot gnu.org --- Comment #6 from vries at gcc dot gnu.org --- The redundant store elimination in tree-ssa-dom.c:optimize_stmt (introduced in PR45705) removes the non-redundant store b = 0.