1; This input caused the mem2reg pass to die because it was trying to promote 2; the %r alloca, even though it is invalid to do so in this case! 3; 4; RUN: opt < %s -mem2reg 5 6define void @test() { 7 %r = alloca i32 ; <i32*> [#uses=2] 8 store i32 4, i32* %r 9 store i32* %r, i32** null 10 ret void 11} 12 13