?? 920501-3.c
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int tab[9];execute(oip, ip) unsigned short *oip, *ip;{#ifndef NO_LABEL_VALUES int x = 0; int *xp = tab;base: x++; if (x == 4) { *xp = 0; return; } *xp++ = ip - oip; goto *(&&base + *ip++);#else tab[0] = 0; tab[1] = 1; tab[2] = 2; tab[3] = 0;#endif}main(){ unsigned short ip[10]; int i; for (i = 0; i < 10; i++) ip[i] = 0; execute(ip, ip); if (tab[0] != 0 || tab[1] != 1 || tab[2] != 2 || tab[3] != 0) abort(); exit(0);}?? 快捷鍵說明
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