diff --git a/llvm/test/Regression/Transforms/InstCombine/cast.ll b/llvm/test/Regression/Transforms/InstCombine/cast.ll
index e50344019ec03ad02e2a77888a20faf885fbcef1..ed229e961253c3b8385e97217d963bf73e06b82e 100644
--- a/llvm/test/Regression/Transforms/InstCombine/cast.ll
+++ b/llvm/test/Regression/Transforms/InstCombine/cast.ll
@@ -177,3 +177,11 @@ float* %test28([4 x float]* %A) {
 	ret float* %c
 }
 
+uint %test29(uint %c1, uint %c2) {
+	%tmp1 = cast uint %c1 to ubyte
+        %tmp4.mask = cast uint %c2 to ubyte
+        %tmp = or ubyte %tmp4.mask, %tmp1
+        %tmp10 = cast ubyte %tmp to uint
+	ret uint %tmp10
+}
+