diff --git a/test/Transforms/GlobalOpt/2005-06-15-LocalizeConstExprCrash.ll b/test/Transforms/GlobalOpt/2005-06-15-LocalizeConstExprCrash.ll
new file mode 100644
index 00000000000..1d9b3bf48a7
--- /dev/null
+++ b/test/Transforms/GlobalOpt/2005-06-15-LocalizeConstExprCrash.ll
@@ -0,0 +1,9 @@
+; RUN: llvm-as < %s | opt -globalopt -disable-output
+; PR579
+
+%g_40507551 = internal global short 31038		; <short*> [#uses=1]
+
+void %main() {
+	%tmp.4.i.1 = load ubyte* getelementptr (ubyte* cast (short* %g_40507551 to ubyte*), int 1)
+	ret void
+}