text: // RUN: %clang_cc1 -rewrite-objc -fobjc-runtime=macosx-fragile-10.5  %s -o -
  
  @class NSString;
  
  @interface NSConstantString;
  @end
  
  
  
  NSConstantString *t0 = @"123";
  NSConstantString *t = @"123"     @"4567"; // concat
  NSConstantString *t1 = @"123"     @"4567" /* COMMENT */ @"89"; // concat
  NSConstantString *t2 = @"123"     @/* COMMENT */ "4567"; // concat
  
  