Re: OSX doesn't accept identical source/target for strcpy() anymore

From: Andres Freund <andres(at)2ndquadrant(dot)com>
To: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
Cc: Andrew Dunstan <andrew(at)dunslane(dot)net>, Robert Haas <robertmhaas(at)gmail(dot)com>, "pgsql-hackers(at)postgresql(dot)org" <pgsql-hackers(at)postgresql(dot)org>, Matthias Schmitt <freak002(at)mmp(dot)lu>
Subject: Re: OSX doesn't accept identical source/target for strcpy() anymore
Date: 2013-10-31 11:18:15
Message-ID: 20131031111815.GB31628@alap2.anarazel.de
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On 2013-10-29 02:29:03 +0100, Andres Freund wrote:
> 3. valgrind gets floating point computations for
> exp(larger_negative_double) wrong and returns the wrong error message:
>
> regression=# SELECT exp(-808.3::float8);
> ERROR: value out of range: overflow
>
> exp sets errno=ERANGE and returns inf. That's not supposed to happen
> according to my exp(3)...

I've reported this as a valgrind bug... https://bugs.kde.org/show_bug.cgi?id=326821

Greetings,

Andres Freund

--
Andres Freund http://www.2ndQuadrant.com/
PostgreSQL Development, 24x7 Support, Training & Services

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