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Forcheck monitors corruption of actual arguments


c
c                       FORCHECK
c               Global Argument Verification 2

        PROGRAM Draw
        DO i = 1, 2
          CALL Plot (x, y, i)
        ENDDO
        END

        SUBROUTINE Plot (x, y, ipen)
        CALL Draw (x, y, ipen)
        ipen = ipen - 10
        END




 FORCHECK PC V11.10  MS5 compiler emulation  20-Jan-94  11:33:29  page: 1 
 GLOBARG2.FOR  


 global program analysis:

   PLOT, referenced in DRAW, argument no  3
 **[299 E] illegal assignment, actual argument is active DO variable

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