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Re: running "make check"


From: Bruno Haible
Subject: Re: running "make check"
Date: Sun, 03 May 2020 12:07:23 +0200
User-agent: KMail/5.1.3 (Linux/4.4.0-177-generic; KDE/5.18.0; x86_64; ; )

Jeffrey Walton wrote:
> > > Maybe configure should die if LDBL_MANT_DIG is not expected. That
> > > should avoid the problem of silent failures. When configure fails
> > > folks will have to tend to the problem.
> >
> > I disagree. We have unit tests. For many packages, math.h related test
> > failures - and especially 'long double' related test failures - are
> > acceptable. The person who runs "make check" can surely evaluate the
> > severity of a test failure.
> >
> > Having configure die is the worst possible behaviour, because it elevates
> > the issue to severity 1 / BLOCKER.
> 
> The logic assumes everyone runs 'make check'. I know for certain it is
> not the case.
> 
> That leaves the silent failures as the default use case for some users.
> 
> (I don't claim users who fail to run 'make check' are correct. I just
> acknowledge they exist and you should engineer around them).

I disagree. We shouldn't have 'configure' or 'make' do what 'make check'
does. Instead we should educate those misinformed people about the
necessity to run 'make check'.

Bruno




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