text: // RUN: %clang_cc1 %s -Eonly -verify
  
  // This should not be rejected.
  #ifdef defined
  #endif
  
  
  
  // PR3764
  
  // This should not produce a redefinition warning.
  #define FUNC_LIKE(a) (a)
  #define FUNC_LIKE(a)(a)
  
  // This either.
  #define FUNC_LIKE2(a)\
  (a)
  #define FUNC_LIKE2(a) (a)
  
  // This should.
  #define FUNC_LIKE3(a) ( a)  // expected-note {{previous definition is here}}
  #define FUNC_LIKE3(a) (a) // expected-warning {{'FUNC_LIKE3' macro redefined}}
  
  