Some unwinding test cases

llvm-svn: 149436
diff --git a/libcxxabi/test/unwind_02.cpp b/libcxxabi/test/unwind_02.cpp
new file mode 100644
index 0000000..94d53ad
--- /dev/null
+++ b/libcxxabi/test/unwind_02.cpp
@@ -0,0 +1,96 @@
+//===------------------------- unwind_02.cpp ------------------------------===//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is dual licensed under the MIT and the University of Illinois Open
+// Source Licenses. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+
+#include <assert.h>
+
+struct A
+{
+    static int count;
+    int id_;
+    A() : id_(++count) {}
+    ~A() {assert(id_ == count--);}
+
+private:
+    A(const A&);
+    A& operator=(const A&);
+};
+
+int A::count = 0;
+
+struct B
+{
+    static int count;
+    int id_;
+    B() : id_(++count) {}
+    ~B() {assert(id_ == count--);}
+
+private:
+    B(const B&);
+    B& operator=(const B&);
+};
+
+int B::count = 0;
+
+struct C
+{
+    static int count;
+    int id_;
+    C() : id_(++count) {}
+    ~C() {assert(id_ == count--);}
+
+private:
+    C(const C&);
+    C& operator=(const C&);
+};
+
+int C::count = 0;
+
+void f2()
+{
+    C c;
+    A a;
+    throw 55;
+    B b;
+}
+
+void f1() throw (long, char, int, double)
+{
+    A a;
+    B b;
+    f2();
+    C c;
+}
+
+int main()
+{
+    try
+    {
+        f1();
+        assert(false);
+    }
+    catch (int* i)
+    {
+        assert(false);
+    }
+    catch (long i)
+    {
+        assert(false);
+    }
+    catch (int i)
+    {
+        assert(i == 55);
+    }
+    catch (...)
+    {
+        assert(false);
+    }
+    assert(A::count == 0);
+    assert(B::count == 0);
+    assert(C::count == 0);
+}