add unit tests

git-svn-id: https://llvm.org/svn/llvm-project/compiler-rt/trunk@110278 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/BlocksRuntime/tests/nestedimport.c b/BlocksRuntime/tests/nestedimport.c
new file mode 100644
index 0000000..e806692
--- /dev/null
+++ b/BlocksRuntime/tests/nestedimport.c
@@ -0,0 +1,44 @@
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+
+//
+//  nestedimport.m
+//  testObjects
+//
+//  Created by Blaine Garst on 6/24/08.
+//
+// pure C nothing more needed
+// CONFIG 
+
+
+#include <stdio.h>
+#include <stdlib.h>
+
+
+int Global = 0;
+
+void callVoidVoid(void (^closure)(void)) {
+    closure();
+}
+
+int main(int argc, char *argv[]) {
+    int i = 1;
+    
+    void (^vv)(void) = ^{
+        if (argc > 0) {
+            callVoidVoid(^{ Global = i; });
+        }
+    };
+    
+    i = 2;
+    vv();
+    if (Global != 1) {
+        printf("%s: error, Global not set to captured value\n", argv[0]);
+        exit(1);
+    }
+    printf("%s: success\n", argv[0]);
+    return 0;
+}