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authorChris Lattner <sabre@nondot.org>2007-04-11 06:52:24 +0000
committerChris Lattner <sabre@nondot.org>2007-04-11 06:52:24 +0000
commitf6e166b386d6ebdfd76c660047b3f5f5d8cb0424 (patch)
tree02e0ca83d02ef36879e975653d4ee20d78a6d489 /test/Transforms/InstCombine/icmp.ll
parent1eba01e9a04f4a59ddc1cb66dc049a333f256112 (diff)
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new testcase
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@35889 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'test/Transforms/InstCombine/icmp.ll')
-rw-r--r--test/Transforms/InstCombine/icmp.ll17
1 files changed, 17 insertions, 0 deletions
diff --git a/test/Transforms/InstCombine/icmp.ll b/test/Transforms/InstCombine/icmp.ll
new file mode 100644
index 0000000000..b449002f6f
--- /dev/null
+++ b/test/Transforms/InstCombine/icmp.ll
@@ -0,0 +1,17 @@
+; RUN: llvm-as < %s | opt -instcombine -disable-output &&
+; RUN: llvm-as < %s | opt -instcombine | llvm-dis | not grep icmp
+
+define i32 @test1(i32 %X) {
+entry:
+ icmp slt i32 %X, 0 ; <i1>:0 [#uses=1]
+ zext i1 %0 to i32 ; <i32>:1 [#uses=1]
+ ret i32 %1
+}
+
+define i32 @test2(i32 %X) {
+entry:
+ icmp ult i32 %X, -2147483648 ; <i1>:0 [#uses=1]
+ zext i1 %0 to i32 ; <i32>:1 [#uses=1]
+ ret i32 %1
+}
+