https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79198
--- Comment #1 from Markus Trippelsdorf <trippels at gcc dot gnu.org> --- Created attachment 40567 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=40567&action=edit unreduced testcase Here is a testcase: g++ -fno-PIE -c -march=amdfam10 -O3 -pipe -fprofile-use -fno-exceptions -fno-rtti gimple-ssa-backprop.ii