1 files changed, 41 insertions, 0 deletions
diff --git a/BlocksRuntime/tests/byrefcopystack.c b/BlocksRuntime/tests/byrefcopystack.c
new file mode 100644
index 0000000000000..d119afa3668f0
--- /dev/null
+++ b/BlocksRuntime/tests/byrefcopystack.c
@@ -0,0 +1,41 @@
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+
+//
+//  byrefcopystack.m
+//  testObjects
+//
+//  Created by Blaine Garst on 5/13/08.
+//
+
+
+
+#include <stdio.h>
+#include <Block.h>
+
+// CONFIG rdar://6255170
+
+void (^bumpi)(void);
+int (^geti)(void);
+
+void setClosures() {
+    int __block i = 10;
+    bumpi = Block_copy(^{ ++i; });
+    geti = Block_copy(^{ return i; });
+}
+
+int main(int argc, char *argv[]) {
+    setClosures();
+    bumpi();
+    int i = geti();
+    
+    if (i != 11) {
+        printf("*** %s didn't update i\n", argv[0]);
+        return 1;
+    }
+    printf("%s: success\n", argv[0]);
+    return 0;
+}