Fortran - Re: Function PRESENT and logical combinations

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Re: Function PRESENT and logical combinations

Jan Vorbrüggen

2004-06-25, 7:43 pm

> Now, if you modify WHATIF and relink (yes, linking is not
> part of the standard), what kind of result do you get?
>
> Say, for example I change to:
>
> LOGICAL FUNCTION WHATIF()
> WHATIF = .TRUE.
> END
>
> and link with the previously compiled version?

I'd rather like to see the function have a side-effect - e.g., change a
value in a common that is then later either referenced or not referenced.
I suspect that if it is not referenced, the resulting code will be identical
to the sample Toon provided.

Jan

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