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C/C++ Source or Header  |  1987-12-15  |  200b  |  10 lines
  1. #include <stdio.h>
  2. void (*ptr)(void);
  3. void sub(void)
  4. {    printf( "hello world\n" );    }
  5. void main()
  6. {    ptr=sub;            <= ok
  7.     (*ptr)();            <= ok
  8.     (*(ptr=sub))();        <= NOT OK -- INCORRECT CALL ADDRESS!
  9. }
  10.