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Date: Fri, 4 Apr 2014 16:56:34 +0200
From: Szabolcs Nagy <nsz@...t70.net>
To: musl@...ts.openwall.com
Subject: Re: printf issues

* Morten Welinder <mwelinder@...il.com> [2014-04-04 10:35:00 -0400]:
> > Do you have any ideas for a clean way to avoid this
> > assumption without having to compute the value at runtime?
> 
> I don't know if ldexpl will get constant folded by the compiler, but if not,
> I think (2.0L/LDBL_EPSILON) ought to work as a replacement.  It's not
> as likely to get prices at the obfuscated C contents, though.

ldexpl is not ok
(cannot get constant folded in free-standing mode unless
we use __builtin_ldexpl on compilers that support that)

the epsilon based solution looks good though

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