- //
- // Licensed under the terms in License.txt
- //
- // Copyright 2010 Allen Ding. All rights reserved.
- //
- #if __has_feature(objc_arc)
- # define KW_ARC_AUTORELEASE(obj) obj
- #else
- # define KW_ARC_AUTORELEASE(obj) [obj autorelease]
- #endif
- #define KW_LET_REF(var) \
- (__autoreleasing id *) \
- ( (void *(^)(void)) KW_ARC_AUTORELEASE([^{ void *ref = &var; return ref; } copy]) )()
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