diag0279.c

来自「开放源码的编译器open watcom 1.6.0版的源代码」· C语言 代码 · 共 12 行

struct S {
    short : 1;
    short a : 1;
    short : 1;
};
short &foo( S *p ) {
    return p->a;            // can't return ref. to bit field
}
short const &poo( S *p ) {
    return p->a;            // can return ref. to const bit field
}