Re: [HACKERS] Parallel bitmap heap scan

Robert Haas <robertmhaas@gmail.com> writes:
> On Wed, Mar 8, 2017 at 12:45 PM, Tom Lane <tgl@sss.pgh.pa.us> wrote:
>> Jeff Janes <jeff.janes@gmail.com> writes:
>>> I'm getting some compiler warnings in gcc version 4.4.7 20120313 (Red Hat
>>> 4.4.7-17) (GCC):

>> Me too.  Fix pushed.

> Thanks.  Sorry for the hassle; my compiler isn't as picky about this
> as I would like, and apparently Dilip's isn't either.

Might be interesting to see whether -O level affects it.  In principle,
whether you get the warning should depend on how much the compiler has
analyzed the logic flow ...
        regards, tom lane