From: "H.J. Lu" <hjl.tools@gmail.com>
To: Sunil Pandey <skpgkp2@gmail.com>,
Libc-stable Mailing List <libc-stable@sourceware.org>
Cc: GNU C Library <libc-alpha@sourceware.org>
Subject: Re: [PATCH] string: Add a testcase for wcsncmp with SIZE_MAX [BZ #28755]
Date: Thu, 17 Feb 2022 11:05:52 -0800 [thread overview]
Message-ID: <CAMe9rOpmKwoZvnaqgijSrFb-7fmuVURqBOzfbZ=kqTVo5GjU3Q@mail.gmail.com> (raw)
In-Reply-To: <CAMAf5_ei=o4i2GKe07xSQg+32uA5Bq+PB3TNNwchTkr0zHevMg@mail.gmail.com>
On Thu, Feb 17, 2022 at 10:58 AM Sunil Pandey <skpgkp2@gmail.com> wrote:
>
> LGTM
>
> Reviewed-by: Sunil K Pandey <skpgkp2@gmail.com>
I am backporting this to release branches.
> On Thu, Feb 17, 2022 at 8:28 AM H.J. Lu via Libc-alpha
> <libc-alpha@sourceware.org> wrote:
> >
> > Verify that wcsncmp (L"abc", L"abd", SIZE_MAX) == 0. The new test fails
> > without
> >
> > commit ddf0992cf57a93200e0c782e2a94d0733a5a0b87
> > Author: Noah Goldstein <goldstein.w.n@gmail.com>
> > Date: Sun Jan 9 16:02:21 2022 -0600
> >
> > x86: Fix __wcsncmp_avx2 in strcmp-avx2.S [BZ# 28755]
> >
> > and
> >
> > commit 7e08db3359c86c94918feb33a1182cd0ff3bb10b
> > Author: Noah Goldstein <goldstein.w.n@gmail.com>
> > Date: Sun Jan 9 16:02:28 2022 -0600
> >
> > x86: Fix __wcsncmp_evex in strcmp-evex.S [BZ# 28755]
> >
> > This is for BZ #28755.
> > ---
> > string/test-strncmp.c | 13 +++++++++++++
> > 1 file changed, 13 insertions(+)
> >
> > diff --git a/string/test-strncmp.c b/string/test-strncmp.c
> > index df7cea4068..1a87f0e73e 100644
> > --- a/string/test-strncmp.c
> > +++ b/string/test-strncmp.c
> > @@ -445,6 +445,18 @@ check4 (void)
> > check_result (impl, s1, s2, size, exp_result);
> > }
> >
> > +static void
> > +check5 (void)
> > +{
> > + const CHAR *s1 = L ("abc");
> > + CHAR *s2 = STRDUP (s1);
> > +
> > + FOR_EACH_IMPL (impl, 0)
> > + check_result (impl, s1, s2, SIZE_MAX, 0);
> > +
> > + free (s2);
> > +}
> > +
> > static void
> > check_overflow (void)
> > {
> > @@ -569,6 +581,7 @@ test_main (void)
> > check2 ();
> > check3 ();
> > check4 ();
> > + check5 ();
> >
> > printf ("%23s", "");
> > FOR_EACH_IMPL (impl, 0)
> > --
> > 2.35.1
> >
--
H.J.
next parent reply other threads:[~2022-02-17 19:06 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <20220217162831.417972-1-hjl.tools@gmail.com>
[not found] ` <CAMAf5_ei=o4i2GKe07xSQg+32uA5Bq+PB3TNNwchTkr0zHevMg@mail.gmail.com>
2022-02-17 19:05 ` H.J. Lu [this message]
2022-02-17 19:17 ` Noah Goldstein
2022-02-17 19:22 ` H.J. Lu
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