New testcases

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@7781 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/test/Transforms/InstCombine/or.ll b/test/Transforms/InstCombine/or.ll
index 43ed83d6188c451604a0e98a57fc2dda1c87b3a9..4165c52a6a9d36c9b9e14c96eed5ca1673d470cd 100644 (file)
--- a/test/Transforms/InstCombine/or.ll
+++ b/test/Transforms/InstCombine/or.ll
@@ -100,3 +100,16 @@ bool %test15(uint %A, uint %B) {
         ret bool %D
 }
 
+int %test16(int %A) {
+       %B = and int %A, 1
+       %C = and int %A, -2       ; -2 = ~1
+       %D = or int %B, %C        ; %D = and int %B, -1 == %B
+       ret int %D
+}
+
+int %test17(int %A) {
+       %B = and int %A, 1
+       %C = and int %A, 4
+       %D = or int %B, %C        ; %D = and int %B, 5
+       ret int %D
+}