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From Stas Bekman <s...@stason.org>
Subject Re: t_cmp oddities
Date Mon, 12 Apr 2004 18:12:55 GMT
William McKee wrote:
> On Thu, Apr 08, 2004 at 10:57:58AM -0700, Stas Bekman wrote:
> 
>>and we ought to document this... hint, hint :)
> 
> 
> I have attached a diff against v1.09 of the TestUtil.pm file. I'm not
> sure if my explanation is entirely accurate. Please review and let me
> know.
> 
> 
> Thanks,
> William
> 
> 
> 
> ------------------------------------------------------------------------
> 
> --- TestUtil.pm.orig	2004-04-09 11:58:59.000000000 -0400
> +++ TestUtil.pm	2004-04-09 12:01:16.000000000 -0400
> @@ -424,6 +424,11 @@
>  
>  This function is exported by default.
>  
> +When comparing undef values, you must force the received value into an lvalue.
> +You can do this with the following example:
> +
> +  t_cmp(undef, scalar foo(), "compare undef return value from foo()")
> +

Thanks William, I've committed this included the other solution as well.

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