1// RUN: %clang_cc1 %s -verify -fsyntax-only 2@class NSString; 3extern void NSLog(NSString *format, ...) __attribute__((format(__NSString__, 1, 2))); 4 5int main() { 6 NSLog(@"Hi…"); 7 NSLog(@"Exposé"); 8 NSLog(@"\U00010400\U0001D12B"); 9 NSLog(@"hello \u2192 \u2603 \u2190 world"); 10 NSLog(@"hello → ☃ ← world"); 11 return 0; 12} 13 14