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-rw-r--r--test/Transforms/InstCombine/and-compare.ll10
1 files changed, 10 insertions, 0 deletions
diff --git a/test/Transforms/InstCombine/and-compare.ll b/test/Transforms/InstCombine/and-compare.ll
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index 0000000000..35516a5065
--- /dev/null
+++ b/test/Transforms/InstCombine/and-compare.ll
@@ -0,0 +1,10 @@
+; RUN: llvm-as < %s | opt -instcombine | llvm-dis | grep and | wc -l | grep 1
+
+; Should be optimized to one and.
+bool %test1(uint %a, uint %b) {
+ %tmp1 = and uint %a, 65280
+ %tmp3 = and uint %b, 65280
+ %tmp = setne uint %tmp1, %tmp3
+ ret bool %tmp
+}
+