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-rw-r--r--test/Transforms/InstCombine/2006-09-15-CastToBool.ll14
1 files changed, 14 insertions, 0 deletions
diff --git a/test/Transforms/InstCombine/2006-09-15-CastToBool.ll b/test/Transforms/InstCombine/2006-09-15-CastToBool.ll
new file mode 100644
index 000000000000..043b598c8966
--- /dev/null
+++ b/test/Transforms/InstCombine/2006-09-15-CastToBool.ll
@@ -0,0 +1,14 @@
+; RUN: llvm-as < %s | opt -instcombine | llvm-dis | grep and
+; PR913
+
+define i32 @test(i32* %tmp1) {
+ %tmp.i = load i32* %tmp1 ; <i32> [#uses=1]
+ %tmp = bitcast i32 %tmp.i to i32 ; <i32> [#uses=1]
+ %tmp2.ui = lshr i32 %tmp, 5 ; <i32> [#uses=1]
+ %tmp2 = bitcast i32 %tmp2.ui to i32 ; <i32> [#uses=1]
+ %tmp3 = and i32 %tmp2, 1 ; <i32> [#uses=1]
+ %tmp3.upgrd.1 = icmp ne i32 %tmp3, 0 ; <i1> [#uses=1]
+ %tmp34 = zext i1 %tmp3.upgrd.1 to i32 ; <i32> [#uses=1]
+ ret i32 %tmp34
+}
+