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Re: 5.10.1-RC1 is released

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From:
H.Merijn Brand
Date:
August 15, 2009 00:40
Subject:
Re: 5.10.1-RC1 is released
Message ID:
20090815094005.4a8d9f95@pc09.procura.nl
On Sat, 15 Aug 2009 00:18:03 +0000 (UTC), "Christopher J. Madsen"
<perl@cjmweb.net> wrote:

> Dave Mitchell <davem <at> iabyn.com> writes:
> 
> > +=item other environment variables
> > +
> > +Configure does not check for environment variables that can sometimes
> > +have a major influence on how perl is built or tested. For example,
> > +OBJECT_MODE on AIX determines the way the compiler and linker deal with
> > +their objects, but this is a variable that only influences build-time
> > +behaviour, and should not affect the perl scripts that are eventually
> > +executed by the perl binary. Other variables, like PERL_UNICODE,
> > +PERL5LIB, and PERL5OPTS will influence the behaviour of the test suite.
> > +So if you are getting strange test failures, you may want to try
> > +retesting with the various PERL variables unset.
> 
> But as I pointed out before (5.10.1-RC1 build failure with PERL_UNICODE),
> setting PERL_UNICODE can prevent Perl from building at all.  It doesn't just
> make some tests fail.
> 
> Ideally, make should unset PERL_UNICODE while building.  If that's impractical,
> it would be nice if Configure warned about it.

But would it be useful/reliable? PERL_UNICODE can also be set AFTER
Configure has finished (before make) and have the same disastrous
effects. I think that /if/ a warning is to be issued, it should be
during build time, and not during Configure time.

-- 
H.Merijn Brand  http://tux.nl      Perl Monger  http://amsterdam.pm.org/
using & porting perl 5.6.2, 5.8.x, 5.10.x, 5.11.x on HP-UX 10.20, 11.00,
11.11, 11.23, and 11.31, OpenSuSE 10.3, 11.0, and 11.1, AIX 5.2 and 5.3.
http://mirrors.develooper.com/hpux/           http://www.test-smoke.org/
http://qa.perl.org      http://www.goldmark.org/jeff/stupid-disclaimers/

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