HP 3000 Manuals

Compiler Library/XL Reference Manual

DSUB 

DSUB calculates the difference between two integer numbers.

Declaration 

        FUNCTION DSUB(VAR d1,d2:INTEGER):INTEGER; EXTERNAL;

Attributes 

Parameters:               An integer number.

Result:                   An integer number.

HP FORTRAN 77/XL:         Callable as a system intrinsic:  I = DSUB(J,K)

Error:                    If traps are enabled and if the result cannot
                          be represented by an integer, the arithmetic
                          trap INTEGER OVERFLOW occurs.

MPE/iX 5.0 Documentation