1 files changed, 13 insertions, 0 deletions
diff --git a/clang/test/CodeGen/union-init2.c b/clang/test/CodeGen/union-init2.c
new file mode 100644
index 0000000..bf20696
--- /dev/null
+++ b/clang/test/CodeGen/union-init2.c
@@ -0,0 +1,13 @@
+// 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 ({ %union.x*, [4 x i8] }* @r to %union.x*), [4 x i8] undef
+union x {long long b;union x* a;} r = {.a = &r};
+
+
+// CHECK: global { [3 x i8], [5 x i8] } { [3 x i8] zeroinitializer, [5 x i8] undef }
+union z {
+  char a[3];
+  long long b;
+};
+union z y = {};