On Fri, Aug 27, 2010 at 9:49 PM, Tom Lane <tgl@sss.pgh.pa.us> wrote:
> Robert Haas <robertmhaas@gmail.com> writes:
>> What's a bit odd about this is that I do get warnings for this kind of
>> thing in general, which get turned into errors since I compile with
>> -Werror; and in fact the version of the patch that I committed has no
>> fewer than four places where there is a comment that says "placate
>> compiler". But for some reason the compiler I used to develop this
>> patch (gcc-4.2.1 i686-apple-darwin10) did not complain about this
>> case, for reasons that are not quite clear to me.
>
> gcc has been able to detect possibly-uninitialized scalar variables
> for many years, but only fairly-recent versions seem to apply the
> same type of logic to fields of local structs.
I thought it might be something like that.
--
Robert Haas
EnterpriseDB: http://www.enterprisedb.com
The Enterprise Postgres Company