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-rw-r--r--test/Transforms/InstCombine/xor.ll6
1 files changed, 6 insertions, 0 deletions
diff --git a/test/Transforms/InstCombine/xor.ll b/test/Transforms/InstCombine/xor.ll
index 0e6550c233..0cbd1320d3 100644
--- a/test/Transforms/InstCombine/xor.ll
+++ b/test/Transforms/InstCombine/xor.ll
@@ -104,3 +104,9 @@ uint %test15(uint %A) { ; ~(X-1) == -X
%C = xor uint %B, 4294967295
ret uint %C
}
+
+uint %test16(uint %A) { ; ~(X+c) == (-c-1)-X
+ %B = add uint %A, 123 ; A generalization of the previous case
+ %C = xor uint %B, 4294967295
+ ret uint %C
+}