enum6.c

来自「this is a gcc file, you can download it 」· C语言 代码 · 共 16 行

// Special g++ Options: -fshort-enums

#include <limits.h>

enum A { a1 = 0x7fffffff };
enum B { b1 = 0x80000000 };
enum C { c1 = -1, c2 = 0x80000000 };
enum D { d1 = CHAR_MIN, d2 = CHAR_MAX };
enum E { e1 = CHAR_MIN, e2 = CHAR_MIN };

main()
{
  return (sizeof (A) != 4 || sizeof (B) != 4 || sizeof (C) != 8
	  || sizeof (D) != 1 || sizeof (E) != 1);
}