| From: | Peter Eisentraut <peter(dot)eisentraut(at)2ndquadrant(dot)com> |
|---|---|
| To: | Pavel Stehule <pavel(dot)stehule(at)gmail(dot)com>, PostgreSQL Hackers <pgsql-hackers(at)postgresql(dot)org> |
| Subject: | Re: new gcc 7.0.1 warnings |
| Date: | 2017-03-08 15:59:09 |
| Message-ID: | d726c57a-0681-7671-1166-a333c161458b@2ndquadrant.com |
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| Lists: | pgsql-hackers |
On 2/18/17 02:08, Pavel Stehule wrote:
> I am checking new Fedora 26, where new gcc compiler is used.
>
> float.c: In function ‘float4out’:
> float.c:382:41: warning: ‘%.*g’ directive output may be truncated
> writing between 1 and 310 bytes into a region of size 65
> [-Wformat-truncation=]
> snprintf(ascii, MAXFLOATWIDTH + 1, "%.*g", ndig, num);
It appears these warnings no longer happen with a newer gcc-7 snapshot.
I'm using
gcc-7 (Debian 7-20170302-1) 7.0.1 20170302 (experimental) [trunk
revision 245832]
--
Peter Eisentraut http://www.2ndQuadrant.com/
PostgreSQL Development, 24x7 Support, Remote DBA, Training & Services
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