Doug,

> Delphi's latest compiler provides a hint in these cases:
> 
> var
>   x: Int32;
> begin
>   try
>     x := 0;
>     x := 1;
>     writeln(x);
> end.
> 
> [dcc32 Hint] Project1.dpr(14): H2077 Value assigned to 'x' never used
> (Line 14 is the one assigning zero.)

In hindsight my post should have read more like:

- No compiler would treat the condition as an error.  A warning, Yes.  But not 
an error.

- There are plenty of DB tools (IBExpert for one) which perform their own 
"syntax checking" and report warnings (though I would need to test if IBE 
reports a warning for this case).

- AFAIK, the FB engine only reports errors.  So, a new set of functions/methods 
would need to be developed to report and handle warnings.


Sean

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