Add a test for the duplicated-conditional situation illutrated by PR5652.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@112621 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/test/Transforms/JumpThreading/basic.ll b/test/Transforms/JumpThreading/basic.ll
index a2a5c1b..cd274e7 100644
--- a/test/Transforms/JumpThreading/basic.ll
+++ b/test/Transforms/JumpThreading/basic.ll
@@ -452,3 +452,27 @@
ret i32 1
}
+; PR5652
+; CHECK: @test15
+define i32 @test15(i32 %len) {
+entry:
+; CHECK: icmp ult i32 %len, 13
+ %tmp = icmp ult i32 %len, 13
+ br i1 %tmp, label %check, label %exit0
+
+exit0:
+ ret i32 0
+
+check:
+ %tmp9 = icmp ult i32 %len, 21
+ br i1 %tmp9, label %exit1, label %exit2
+
+exit2:
+; CHECK-NOT: ret i32 2
+ ret i32 2
+
+exit1:
+ ret i32 1
+; CHECK: }
+}
+