1 files changed, 25 insertions, 0 deletions
diff --git a/test/CodeGen/SPARC/2011-12-03-TailDuplication.ll b/test/CodeGen/SPARC/2011-12-03-TailDuplication.ll
new file mode 100644
index 0000000..aa7de16
--- /dev/null
+++ b/test/CodeGen/SPARC/2011-12-03-TailDuplication.ll
@@ -0,0 +1,25 @@
+; RUN: llc -march=sparc <%s
+
+define void @foo(i32 %a) nounwind {
+entry:
+  br i1 undef, label %return, label %else.0
+
+else.0:
+  br i1 undef, label %if.end.0, label %return
+
+if.end.0:
+  br i1 undef, label %if.then.1, label %else.1
+
+else.1:
+  %0 = bitcast i8* undef to i8**
+  br label %else.1.2
+
+if.then.1:
+  br i1 undef, label %return, label %return
+
+else.1.2:
+  br i1 undef, label %return, label %return
+
+return:
+  ret void
+}