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-rw-r--r--test/Transforms/InstCombine/branch.ll16
1 files changed, 16 insertions, 0 deletions
diff --git a/test/Transforms/InstCombine/branch.ll b/test/Transforms/InstCombine/branch.ll
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--- /dev/null
+++ b/test/Transforms/InstCombine/branch.ll
@@ -0,0 +1,16 @@
+; RUN: opt -instcombine -S < %s | FileCheck %s
+
+define i32 @test(i32 %x) {
+; CHECK-LABEL: @test
+entry:
+; CHECK-NOT: icmp
+; CHECK: br i1 undef,
+ %cmp = icmp ult i32 %x, 7
+ br i1 %cmp, label %merge, label %merge
+merge:
+; CHECK-LABEL: merge:
+; CHECK: ret i32 %x
+ ret i32 %x
+}
+
+