Horton

Re: Bug fix for glibc broke freebsd build in REL_11_STABLE

Tom Lane <tgl@sss.pgh.pa.us>

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From: Tom Lane <tgl@sss.pgh.pa.us>
To: Andres Freund <andres@anarazel.de>
Cc: Peter Eisentraut <peter.eisentraut@2ndquadrant.com>, Andrew Gierth <andrew@tao11.riddles.org.uk>, Victor Wagner <vitus@wagner.pp.ru>, PostgreSQL Hackers <pgsql-hackers@lists.postgresql.org>
Date: 2018-09-05T17:06:36Z
Lists: pgsql-hackers 
Andres Freund <andres@anarazel.de> writes:
> On 2018-09-05 18:55:34 +0200, Peter Eisentraut wrote:
>> Another option perhaps is to let this be and accept it as alternative
>> floating point behavior.  We already have some of those.

> -many.  We'd directly violate our own error rules.

I think that just from a regression-test-maintenance standpoint, this
approach would be a mess.  We could expect for instance that such
problems would come and go in weird places in the geometric tests.

			regards, tom lane

Commits

  1. Error out for clang on x86-32 without SSE2 support, no -fexcess-precision.

  2. Fix 8a934d677 for libc++ and make more include order resistant.