Re: chainlint test failing on Linux sparc64

[John Paul Adrian Glaubitz <glaubitz@physik.fu-berlin.de>]

Hi Eric,

On Mon, 2024-05-20 at 04:21 -0400, Eric Sunshine wrote:
> The thing failing here is chainlint's own self-test, which you don't
> actually need if you're merely building Git. You'd only care about
> chainlint (let alone its self-test) if you're modifying tests or
> creating new ones. You can bypass chainlint altogether by setting
> environment variable GIT_TEST_CHAIN_LINT=0.
> 
> That said, chainlint is just a Perl script, and you can manually run
> the self-test like this:
> 
>     cd t
>     make check-chainlint
> 
> The output you posted is coming from this line in t/Makefile:
> 
>     diff -u '$(CHAINLINTTMP_SQ)'/expect '$(CHAINLINTTMP_SQ)'/actual
> 
> Based upon what you pasted, it looks like the "actual" file has no
> content. That might suggest a problem with this line which immediately
> precedes it:
> 
>     $(CHAINLINT) --emit-all '$(CHAINLINTTMP_SQ)'/tests | \
>         sed -e 's/^[1-9][0-9]* //' >'$(CHAINLINTTMP_SQ)'/actual && \
> 
> "actual" might end up empty if the Perl script isn't emitting anything
> for some reason, or if `sed` isn't emitting anything. Presumably you
> have a working `sed` installed(?), but do you have Perl installed?

Thanks a lot for the elaborate answer!

I think the problem seems to be that the testsuite is not properly invoked
at all. When I run the testsuite with v2.37.7, all tests are run and pass,
but starting with v2.38.0, it only runs the chainlint test and exists.

I am trying to bisect this now.

Adrian

-- 
 .''`.  John Paul Adrian Glaubitz
: :' :  Debian Developer
`. `'   Physicist
  `-    GPG: 62FF 8A75 84E0 2956 9546  0006 7426 3B37 F5B5 F913