Android 10  |  10.0.0_r6
C++程序  |  9行  |  239 B 

// RUN: %clang_cc1 -verify %s
#define M1() // expected-note{{macro 'M1' defined here}}

M1( // expected-error{{unterminated function-like macro invocation}}

#if M1() // expected-error{{expected value in expression}}
#endif
#pragma pack()