; RUN: opt < %s -instsimplify -S | FileCheck %s @zeroinit = constant {} zeroinitializer @undef = constant {} undef define i32 @crash_on_zeroinit() { ; CHECK-LABEL: @crash_on_zeroinit ; CHECK: ret i32 0 %load = load i32, i32* bitcast ({}* @zeroinit to i32*) ret i32 %load } define i32 @crash_on_undef() { ; CHECK-LABEL: @crash_on_undef ; CHECK: ret i32 undef %load = load i32, i32* bitcast ({}* @undef to i32*) ret i32 %load }