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Re: ["Vadim Zhukovsky" <zva@ukrpost.net>] scanf bug

To: Vadim Zhukovsky <zva at ukrpost dot net>
Subject: Re: ["Vadim Zhukovsky" <zva@ukrpost.net>] scanf bug
From: Jakub Jelinek <jakub at redhat dot com>
Date: Tue, 17 Jul 2001 17:53:11 +0200
Cc: Andreas Jaeger <aj at suse dot de>, libc-alpha at sources dot redhat dot com
References: <hog0bvsk8t.fsf@gee.suse.de> <20010717173402.H821@sunsite.ms.mff.cuni.cz> <002d01c10edf$6e49f100$98b65ac2@vaw2k>
Reply-To: Jakub Jelinek <jakub at redhat dot com>

On Tue, Jul 17, 2001 at 06:41:58PM +0200, Vadim Zhukovsky wrote:
> It fits signed long long. Look at attached file in the Andreas letter
> 
> 01000000000000000000000 = LLONG_MIN
> The same thing happens when scanning
> "0777777777777777777777" = LLONG_MAX
> or "01777777777777777777777" = ULLONG_MAX

01000000000000000000000 == 0x8000000000000000 != LLONG_MIN
LLONG_MIN is (-LLONG_MAX-1), ie. -01000000000000000000000.

	Jakub

Follow-Ups:
- Re: ["Vadim Zhukovsky" <zva@ukrpost.net>] scanf bug
  - From: Vadim Zhukovsky

References:
- ["Vadim Zhukovsky" <zva@ukrpost.net>] scanf bug
  - From: Andreas Jaeger
- Re: ["Vadim Zhukovsky" <zva@ukrpost.net>] scanf bug
  - From: Jakub Jelinek
- Re: ["Vadim Zhukovsky" <zva@ukrpost.net>] scanf bug
  - From: Vadim Zhukovsky

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