diff --git a/test/Transforms/InstCombine/2004-05-07-UnsizedCastLoad.ll b/test/Transforms/InstCombine/2004-05-07-UnsizedCastLoad.ll
new file mode 100644
index 00000000000..6776ff185df
--- /dev/null
+++ b/test/Transforms/InstCombine/2004-05-07-UnsizedCastLoad.ll
@@ -0,0 +1,9 @@
+; RUN: llvm-as < %s | opt -instcombine -disable-output
+
+%Ty = type opaque
+
+int %test(%Ty *%X) {
+	%Y = cast %Ty* %X to int*
+	%Z = load int* %Y
+	ret int %Z
+}