Add test for: (A|B)^B == A & (~B)

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5727 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/test/Transforms/InstCombine/or.ll b/test/Transforms/InstCombine/or.ll
index 3358715d1f9c695310427e57aa9e402413305cfc..5523f87c4e6f671cb6bccc14a91565fb7e743a38 100644 (file)
--- a/test/Transforms/InstCombine/or.ll
+++ b/test/Transforms/InstCombine/or.ll
@@ -69,3 +69,9 @@ int %test12(int %A) {    ; A | ~A == -1
         %B = or int %A, %NotA
         ret int %B
 }
+
+uint %test13(uint %A) { ; (A|B)^B == A & (~B)
+       %t1 = or uint %A, 123
+       %r  = xor uint %t1, 123
+       ret uint %r
+}