920428-2.c

linux下的gcc编译器

#if !defined (NO_LABEL_VALUES) && !defined (NO_TRAMPOLINES)
s(i){if(i>0){__label__ l1;int f(int i){if(i==2)goto l1;return 0;}return f(i);l1:;}return 1;}
x(){return s(0)==1&&s(1)==0&&s(2)==1;}
main(){if(x()!=1)abort();exit(0);}
#else
main(){ exit (0); }
#endif