new testcase for PR562

llvm-svn: 21849
diff --git a/llvm/test/Regression/CFrontend/2005-05-10-GlobalUnionInit.c b/llvm/test/Regression/CFrontend/2005-05-10-GlobalUnionInit.c
new file mode 100644
index 0000000..443064c
--- /dev/null
+++ b/llvm/test/Regression/CFrontend/2005-05-10-GlobalUnionInit.c
@@ -0,0 +1,6 @@
+// RUN: %llvmgcc %s -S -o -
+
+union A {                    // { uint }
+  union B { double *C; } D;
+} E = { { (double*)12312 } };
+