|  | // RUN: %clang_cc1 -fsyntax-only -verify -Wno-objc-root-class %s | 
|  | // rdar:// 8328250 | 
|  |  | 
|  | @class NSDate; | 
|  |  | 
|  | @interface XSGraphDataSet | 
|  | - and; | 
|  | - xor; | 
|  | - or; | 
|  |  | 
|  | - ||; // expected-error {{expected selector for Objective-C method}} | 
|  |  | 
|  | - &&; // expected-error {{expected selector for Objective-C method}} | 
|  |  | 
|  | - (void)dataSetForValuesBetween:(NSDate *)startDate and:(NSDate *)endDate; | 
|  | @end | 
|  |  | 
|  | @implementation XSGraphDataSet | 
|  | - (id) and{return 0; }; | 
|  | - (id) xor{return 0; }; | 
|  | - (id) or{return 0; }; | 
|  |  | 
|  | - (void)dataSetForValuesBetween:(NSDate *)startDate and:(NSDate *)endDate { return; } | 
|  | @end |