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Forcheck monitors corruption of actual arguments


c
c                       FORCHECK
c               Global Argument Verification 1   

        PROGRAM Draw
        CALL Plot (x, y, 12)
        END

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




 FORCHECK PC V11.10  MS5 compiler emulation  20-Jan-94  11:31:40  page: 1 
 GLOBARG1.FOR  

 global program analysis:

   PLOT, referenced in DRAW, argument no  3
 **[388 I] possible illegal assignment, act.arg. is constant or expr.

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