new testcases

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@28484 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/test/Transforms/InstCombine/vec_shuffle.ll b/test/Transforms/InstCombine/vec_shuffle.ll
index 6d6646395c1a1bfa7f03a14c4a6af1f9019cde0f..6f1612e9867c4a209b056b22a809736631b871c7 100644 (file)
--- a/test/Transforms/InstCombine/vec_shuffle.ll
+++ b/test/Transforms/InstCombine/vec_shuffle.ll
@@ -22,3 +22,15 @@ float %test3(%T %A, %T %B, float %f) {
         ret float %E
 }
 
+int %test4(<4 x int> %X) {
+        %tmp152.i53899.i = shufflevector <4 x int> %X, <4 x int> undef, <4 x uint> zeroinitializer
+        %tmp34 = extractelement <4 x int> %tmp152.i53899.i, uint 0
+        ret int %tmp34
+}
+
+int %test5(<4 x int> %X) {
+        %tmp152.i53899.i = shufflevector <4 x int> %X, <4 x int> undef, <4 x uint> <uint 3, uint 2, uint undef, uint undef>
+        %tmp34 = extractelement <4 x int> %tmp152.i53899.i, uint 0
+        ret int %tmp34
+}
+