https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68973
--- Comment #17 from Alan Modra <amodra at gmail dot com> --- Created attachment 37670 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=37670&action=edit rtl dumps dumps for pr67211.C -O3 -mcpu=power7 -fno-vect-cost-model, mainline rev 233357.