1*67e74705SXin Li // RUN: %clang_cc1 -emit-llvm %s -o - -triple i686-pc-linux-gnu | FileCheck %s 2*67e74705SXin Li 3*67e74705SXin Li // Make sure we generate something sane instead of a ptrtoint 4*67e74705SXin Li // CHECK: bitcast ({ %union.x*, [4 x i8] }* @r to %union.x*), [4 x i8] undef 5*67e74705SXin Li union x {long long b;union x* a;} r = {.a = &r}; 6*67e74705SXin Li 7*67e74705SXin Li 8*67e74705SXin Li // CHECK: global { [3 x i8], [5 x i8] } { [3 x i8] zeroinitializer, [5 x i8] undef } 9*67e74705SXin Li union z { 10*67e74705SXin Li char a[3]; 11*67e74705SXin Li long long b; 12*67e74705SXin Li }; 13*67e74705SXin Li union z y = {}; 14