Android 10  |  10.0.0_r6
C++程序  |  7行  |  224 B 

// RUN: %clang_cc1 -fsyntax-only %s -verify

char memset(); // expected-warning {{incompatible redeclaration of library function 'memset'}} expected-note{{'memset' is a builtin with type}}
char test() {
  return memset();
}