// RUN: %clang_cc1 -triple x86_64-apple-darwin10 -emit-llvm -fobjc-arc -o - %s // rdar://9694706 typedef unsigned long NSUInteger; @interface NSString - (NSString *)stringByAppendingString:(NSString *)aString; - (NSString *)substringFromIndex:(NSUInteger)from; @end @interface MyClass - (void)inst; @end @implementation MyClass - (void)inst; { NSString *propName; NSString *capitalPropName = ({ NSString *cap; if (propName) cap = [cap stringByAppendingString:[propName substringFromIndex:1]]; cap; }); } @end