1 #if __SCHAR_MAX__ == 127 && __INT_MAX__ >= 2147483647 2 struct S { char buf[72*1024*1024]; }; 3 #else 4 struct S { char buf[64]; }; 5 #endif 6 7 extern void bar (struct S); 8 9 struct S s; 10 11 int foo(void)12 foo (void) 13 { 14 bar (s); 15 return 0; 16 } 17