| // RUN: %clang_cc1 -emit-llvm %s -o - -triple i686-pc-linux-gnu | FileCheck %s | |
| // Make sure we generate something sane instead of a ptrtoint | |
| // CHECK: bitcast (%0* @r to %union.x*), [4 x i8] undef | |
| union x {long long b;union x* a;} r = {.a = &r}; | |
| // CHECK: global %1 { [3 x i8] zeroinitializer, [5 x i8] undef } | |
| union z { | |
| char a[3]; | |
| long long b; | |
| }; | |
| union z y = {}; |