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X-HELO: calimero.vinschen.de
Date: Mon, 16 Jun 2014 19:28:44 +0200
From: Corinna Vinschen <corinna-cygwin AT cygwin DOT com>
To: cygwin AT cygwin DOT com
Subject: Re: gcc 4.8.2 runtime library error
Message-ID: <20140616172844.GI23700@calimero.vinschen.de>
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On May 28 08:53, Arthur Schwarz wrote:
> Win 7 64-bit
> gcc 4.8.2 (64-bit)
>=20
> ret: http://stackoverflow.com/questions/23900921/c-scanf-la-returns-0
>=20
> I don't know whether cygwin or gcc.org maintains the runtime library. If
> this is the wrong location I'll redirect this e-mail.

We're using the stdio functions from the newlib library.

> sscanf() doesn't handle "%la" correctly and crashes on "%a".=20

I can't reproduce the crash, but in general, reading hexadecimal
floating point numbers as created by the %a printf format is not
supported in newlib's scanf function family yet.  Nobody provided
a patch for this so far.


Corinna

--=20
Corinna Vinschen                  Please, send mails regarding Cygwin to
Cygwin Maintainer                 cygwin AT cygwin DOT com
Red Hat

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