From: Florian Weimer <fweimer@redhat.com>
To: Joseph Myers <joseph@codesourcery.com>
Cc: "Carlos O'Donell" <carlos@redhat.com>,
libc-alpha@sourceware.org,
"Alexandra Hájková" <ahajkova@redhat.com>
Subject: Re: [PATCH] Add valgrind smoke test
Date: Mon, 28 Jun 2021 10:29:36 +0200 [thread overview]
Message-ID: <878s2uz91r.fsf@oldenburg.str.redhat.com> (raw)
In-Reply-To: <alpine.DEB.2.22.394.2105241919330.247381@digraph.polyomino.org.uk> (Joseph Myers's message of "Mon, 24 May 2021 19:28:20 +0000")
* Joseph Myers:
> On Mon, 24 May 2021, Carlos O'Donell via Libc-alpha wrote:
>
>> > +# Run smoke tests with valgrind to verify dynamic loader
>> > +ifneq ($(VALGRIND),false)
>> > +tests-special += $(objpfx)valgrind-smoke-test.out
>> > +$(objpfx)valgrind-smoke-test.out: $(objpfx)ld.so
>> > + $(common-objpfx)testrun.sh --tool=valgrind-test /usr/bin/true > $@
>> > + $(common-objpfx)testrun.sh --tool=valgrind-test /usr/bin/true --help >> $@
>> > +endif
>> Does this work for cross-compiling?
>>
>> Do you correctly detect the target valgrind and does the test wrapper
>> allow the correct execution of valgrind on the target system?
>
> My expectation is that <host>-valgrind won't exist - but AC_CHECK_TOOL is
> documented as falling back to the tool without a host prefix if a prefixed
> version doesn't exist, which is a problem. Logically, this test should
> run if valgrind is available on the test system (which would need to be
> determined when the tests are run, test-wrapper isn't available when glibc
> is built), but the test-wrapper interface doesn't strictly support running
> arbitrary installed programs like that. So you might need a test program
> (run on the test system via test-wrapper) that itself checks for valgrind
> being available in the PATH and runs it or returns UNSUPPORTED if not
> available. That is, something like nptl/tst-pthread-gdb-attach.c, which
> handles checking for whether gdb is available.
Would it be okay to run these tests only if $(run-built-tests) is yes,
$(cross-compiling) is no, and configure had found a valgrind binary?
I think even a minimal test which is does not work for cross-compilation
would be valuable.
Thanks,
Florian
next prev parent reply other threads:[~2021-06-28 8:29 UTC|newest]
Thread overview: 30+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-05-24 12:15 Alexandra Hájková
2021-05-24 14:28 ` Carlos O'Donell
2021-05-24 19:28 ` Joseph Myers
2021-06-28 8:29 ` Florian Weimer [this message]
2021-06-28 18:33 ` Joseph Myers
[not found] ` <CAJVr-EMvXXXx63a0Ht9iAxo-iV9fMpuo16c7ySqOukN10tpAVA@mail.gmail.com>
2021-07-02 13:18 ` Fwd: " Alexandra Petlanova Hajkova
2021-07-05 20:28 ` Joseph Myers
2021-12-06 14:40 Alexandra Hájková
2021-12-07 11:56 ` Mark Wielaard
2021-12-07 20:32 ` DJ Delorie
2021-12-07 20:58 ` Florian Weimer
2021-12-07 21:10 ` DJ Delorie
2021-12-10 12:56 ` Mark Wielaard
2021-12-10 13:07 ` Florian Weimer
2021-12-10 19:15 ` DJ Delorie
2021-12-13 12:55 ` Mark Wielaard
2021-12-17 18:26 ` Alexandra Hájková
2021-12-17 21:07 ` DJ Delorie
2021-12-20 11:31 ` Alexandra Petlanova Hajkova
2021-12-20 11:37 ` Alexandra Hájková
2022-01-10 12:13 ` Mark Wielaard
2022-01-10 12:38 ` Adhemerval Zanella
2022-01-12 17:15 ` Alexandra Hájková
2022-01-20 19:35 ` Alexandra Hájková
2022-01-24 18:34 ` Joseph Myers
2022-01-26 17:46 ` Joseph Myers
2022-01-26 17:59 ` Mark Wielaard
2022-01-26 18:40 ` Joseph Myers
2022-01-26 19:23 ` Mark Wielaard
2022-01-20 21:29 ` DJ Delorie
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