diff --git a/test/Transforms/InstCombine/apint-shl-trunc.ll b/test/Transforms/InstCombine/apint-shl-trunc.ll
index 8163e6d527d..f2dc7d5130a 100644
--- a/test/Transforms/InstCombine/apint-shl-trunc.ll
+++ b/test/Transforms/InstCombine/apint-shl-trunc.ll
@@ -1,13 +1,24 @@
-; RUN: opt < %s -instcombine -S | grep shl
-; END.
+; RUN: opt < %s -instcombine -S | FileCheck %s
 
 define i1 @test0(i39 %X, i39 %A) {
+; CHECK: @test0
+; CHECK: %[[V1:.*]] = shl i39 1, %A
+; CHECK: %[[V2:.*]] = and i39 %[[V1]], %X
+; CHECK: %[[V3:.*]] = icmp ne i39 %[[V2]], 0
+; CHECK: ret i1 %[[V3]]
+
 	%B = lshr i39 %X, %A
 	%D = trunc i39 %B to i1
 	ret i1 %D
 }
 
 define i1 @test1(i799 %X, i799 %A) {
+; CHECK: @test1
+; CHECK: %[[V1:.*]] = shl i799 1, %A
+; CHECK: %[[V2:.*]] = and i799 %[[V1]], %X
+; CHECK: %[[V3:.*]] = icmp ne i799 %[[V2]], 0
+; CHECK: ret i1 %[[V3]]
+
 	%B = lshr i799 %X, %A
 	%D = trunc i799 %B to i1
 	ret i1 %D