Add a test case: an irreducible flow graph.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@46 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/test/irreducible.ll b/test/irreducible.ll
new file mode 100644 (file)
index 0000000..4daed8a
--- /dev/null
+++ b/test/irreducible.ll
@@ -0,0 +1,14 @@
+implementation
+
+;; This is an irreducible flow graph
+
+void "irreducible"(bool %cond)
+begin
+       br bool %cond, label %X, label %Y
+
+X:
+       br label %Y
+Y:
+       br label %X
+end
+