1 // RUN: %clang_cc1 -emit-llvm %s -o - -triple i686-pc-linux-gnu | FileCheck %s 2 // RUN: %clang_cc1 -x c++ %s -emit-llvm -triple x86_64-linux-gnu -o - | FileCheck %s --check-prefixes=CHECK-CXX 3 4 // Make sure we generate something sane instead of a ptrtoint 5 // CHECK: @r, [4 x i8] zeroinitializer 6 union x {long long b;union x* a;} r = {.a = &r}; 7 8 9 // CHECK: global { [3 x i8], [5 x i8] } zeroinitializer 10 union z { 11 char a[3]; 12 long long b; 13 }; 14 union z y = {}; 15 16 // CHECK: @foo = {{.*}}global %union.Foo undef, align 1 17 // CHECK-CXX: @foo = {{.*}}global %union.Foo undef, align 1 18 union Foo { 19 struct Empty {} val; 20 }; 21 union Foo foo = {}; 22