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struct tag { int m1; char *m2[5]; } s1, *p1; int i; main() { s1.m1 = -1; p1 = &s1; if ( func1( &p1->m1 ) == -1 ) foo ("ok"); else abort (); i = 3; s1.m2[3]= "123"; if ( strlen( (p1->m2[i])++ ) == 3 ) foo ("ok"); else abort (); exit (0); } func1(int *p) { return(*p); } foo (char *s) {}