| From: | Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> |
|---|---|
| To: | Robert Haas <robertmhaas(at)gmail(dot)com> |
| Cc: | Jeff Janes <jeff(dot)janes(at)gmail(dot)com>, Dilip Kumar <dilipbalaut(at)gmail(dot)com>, Thomas Munro <thomas(dot)munro(at)enterprisedb(dot)com>, Haribabu Kommi <kommi(dot)haribabu(at)gmail(dot)com>, Rafia Sabih <rafia(dot)sabih(at)enterprisedb(dot)com>, tushar <tushar(dot)ahuja(at)enterprisedb(dot)com>, Amit Khandekar <amitdkhan(dot)pg(at)gmail(dot)com>, Amit Kapila <amit(dot)kapila16(at)gmail(dot)com>, Andres Freund <andres(at)anarazel(dot)de>, pgsql-hackers <pgsql-hackers(at)postgresql(dot)org> |
| Subject: | Re: Parallel bitmap heap scan |
| Date: | 2017-03-08 17:53:23 |
| Message-ID: | 9268.1488995603@sss.pgh.pa.us |
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| Lists: | pgsql-hackers |
Robert Haas <robertmhaas(at)gmail(dot)com> writes:
> On Wed, Mar 8, 2017 at 12:45 PM, Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> wrote:
>> Jeff Janes <jeff(dot)janes(at)gmail(dot)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
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