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| author | H.J. Lu <hjl.tools@gmail.com> | 2022-02-17 08:10:35 -0800 |
|---|---|---|
| committer | H.J. Lu <hjl.tools@gmail.com> | 2022-02-17 11:04:12 -0800 |
| commit | aa5a720056d37cf24924c138a3dbe6dace98e97c (patch) | |
| tree | be4da046376e5b203cb0fd53af0ed75992af713d /string | |
| parent | bbe199b27aa52fc407db3372af00c3e9ffa20d1d (diff) | |
| download | glibc-aa5a720056d37cf24924c138a3dbe6dace98e97c.tar.gz glibc-aa5a720056d37cf24924c138a3dbe6dace98e97c.tar.xz glibc-aa5a720056d37cf24924c138a3dbe6dace98e97c.zip | |
string: Add a testcase for wcsncmp with SIZE_MAX [BZ #28755]
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.
Reviewed-by: Sunil K Pandey <skpgkp2@gmail.com>
Diffstat (limited to 'string')
| -rw-r--r-- | string/test-strncmp.c | 13 |
1 files changed, 13 insertions, 0 deletions
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 @@ -446,6 +446,18 @@ check4 (void) } 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) { size_t i, j, of_mask, of_idx; @@ -569,6 +581,7 @@ test_main (void) check2 (); check3 (); check4 (); + check5 (); printf ("%23s", ""); FOR_EACH_IMPL (impl, 0) |