; RUN: llvm-upgrade < %s | llvm-as | opt -loopsimplifyimplementation; This function should get a preheader inserted before BB3, that is jumped; to by BB1 & BB2;void"test"()beginbrbooltrue,label%BB1,label%BB2BB1:brlabel%BB3BB2:brlabel%BB3BB3:brlabel%BB3end