Re: [Valgrind-users] Boost math function returns NaN only in valgrind

[Christoph B. <bar...@or...>]

Am Donnerstag, 13. August 2009 schrieb Tom Vercauteren:

> In this case the difference seems critical to me as it breaks the
> semantics of numeric_limits... Maybe a note on numeric_limits<long
> double> could be added to the documentation.
>
> It's a pity I will not be able to use valgrind anymore to fix my
> software; valgrind had been serving me so good until now.

You are right. In my opinion this is a valid testcase that shows that it is 
critical to support 80bit precision.

The code does not rely on 80bit precision and is therefore portable, however 
it breaks within valgrind.

Christoph