Bill Allombert on Wed, 11 Sep 2002 20:30:09 +0200

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Re: gp: forbidden division t_INT / t_STR

On Mon, Aug 26, 2002 at 07:52:16PM -0400, Michael Somos wrote:
> pari-dev,
> This is a puzzling bug because the two definitions of 'calc()' are
> exactly the same and it is never even used. Note that if it is only
> defined once, the error does not happen. Very strange indeed.
> ============================================================================
Yes. This looks very strange and very serious:
It is sufficient to do the following to see the bug:

? f(x="")=;
? f(x="")=;
? x
%1 = ""

Note that 
? f(x="")=;
? g(x="")=;
? x
%1 = x

So it looks like a bug in the function redefinition code.