diff --git a/test/Transforms/InstCombine/icmp.ll b/test/Transforms/InstCombine/icmp.ll
index b449002f6f2..e07b53e63a7 100644
--- a/test/Transforms/InstCombine/icmp.ll
+++ b/test/Transforms/InstCombine/icmp.ll
@@ -15,3 +15,17 @@ entry:
         ret i32 %1
 }
 
+define i32 @test3(i32 %X) {
+entry:
+        icmp slt i32 %X, 0              ; <i1>:0 [#uses=1]
+        sext i1 %0 to i32               ; <i32>:1 [#uses=1]
+        ret i32 %1
+}
+
+define i32 @test4(i32 %X) {
+entry:
+        icmp ult i32 %X, -2147483648            ; <i1>:0 [#uses=1]
+        sext i1 %0 to i32               ; <i32>:1 [#uses=1]
+        ret i32 %1
+}
+