Test for xor chains

llvm-svn: 11489
2004-02-16 01:19:52 +00:00 · 2004-02-16 01:19:52 +00:00 · 5c063c9348
parent 5f25fb0dd7
commit 5c063c9348
1 changed files with 6 additions and 0 deletions
--- a/llvm/test/Regression/Transforms/InstCombine/xor.ll
+++ b/llvm/test/Regression/Transforms/InstCombine/xor.ll
@ -122,3 +122,9 @@ uint %test18(uint %A) {             ; C - ~X == X + (1+C)
 	%C = sub uint 123, %B
 	ret uint %C
 }
+
+uint %test19(uint %A, uint %B) {
+	%C = xor uint %A, %B
+	%D = xor uint %C, %A  ; A terms cancel, D = B
+	ret uint %D
+}