https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68006
--- Comment #6 from Markus Trippelsdorf <trippels at gcc dot gnu.org> --- (In reply to Markus Trippelsdorf from comment #5) > It looks like trunk/gcc/testsuite/g++.dg/opt/flifetime-dse3.C doesn't work > as expected. It already succeeds before your patch. Please ignore. I used the wrong compiler to check...