Update mock CoreFoundation to be c++ friendly

maniramezan · maniramezan · commit a3b30e239631 · 2018-07-11T19:16:22.000-04:00
diff --git a/test/Inputs/clang-importer-sdk/usr/include/CoreFoundation.h b/test/Inputs/clang-importer-sdk/usr/include/CoreFoundation.h
@@ -3,7 +3,7 @@
 #define __COREFOUNDATION__ 1
 
 typedef const struct __CFAllocator * CFAllocatorRef;
-const CFAllocatorRef kCFAllocatorDefault;
+extern const CFAllocatorRef kCFAllocatorDefault;
 
 
 typedef const void *CFTypeRef;
