#include #include int common1[1]; char common2[2]; extern int bar (); int main () { int i; if (bar () != -1) abort (); if (common1[0] != -1) abort (); for (i = 0; i < sizeof (common2)/ sizeof (common2[0]); i++) if (common2[i] != 0) abort (); printf ("PASS\n"); return 0; }