lassie% cc201 bad_pointers.c
accom: Error: bad_pointers.c, line 20: illegal combination of pointer and integer, op =
          ptr1 = a + 7 ;
       ----------------^
accom: Error: bad_pointers.c, line 20: types :   pointer to int  versus   int
          ptr1 = a + 7 ;
       ----------------^
accom: Error: bad_pointers.c, line 21: illegal combination of pointer and integer, op =
          ptr1 = 5 ;
       ------------^
accom: Error: bad_pointers.c, line 21: types :   pointer to int  versus   int
          ptr1 = 5 ;
       ------------^
accom: Error: bad_pointers.c, line 28: Left pointer in assignment must have all qualifiers of right and pointed to types must be compatible (or void) (ANSI 3.3.16.1)
          ptr1 = &x ;
       -------------^
accom: Error: bad_pointers.c, line 28: Illegal pointer combination:   pointer to int  versus   pointer to double
          ptr1 = &x ;
       -------------^
lassie%