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Add a testcase for BZ #14716

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This commit is contained in:
H.J. Lu
2012-10-14 00:05:10 -07:00
parent b44d43a016
commit 38c7829650
2 changed files with 40 additions and 3 deletions
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8
ChangeLog
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@ -1,3 +1,11 @@
2012-10-18 H.J. Lu <hongjiu.lu@intel.com>
[BZ #14716]
* string/test-memmem.c (check_result): New function.
(do_one_test): Use it.
(check1): New function.
(test_main): Use it.
2012-10-18 Markus Trippelsdorf <markus@trippelsdorf.de> 2012-10-18 Markus Trippelsdorf <markus@trippelsdorf.de>
* math/Makefile: Comment on slow compilation of test-tgmath2.c. * math/Makefile: Comment on slow compilation of test-tgmath2.c.

35
string/test-memmem.c
View File

@ -56,8 +56,8 @@ simple_memmem (const void *haystack, size_t haystack_len, const void *needle,
return NULL; return NULL;
} }
static void static int
do_one_test (impl_t *impl, const void *haystack, size_t haystack_len, check_result (impl_t *impl, const void *haystack, size_t haystack_len,
const void *needle, size_t needle_len, const void *expected) const void *needle, size_t needle_len, const void *expected)
{ {
void *res; void *res;
@ -68,9 +68,20 @@ do_one_test (impl_t *impl, const void *haystack, size_t haystack_len,
error (0, 0, "Wrong result in function %s %p %p", impl->name, error (0, 0, "Wrong result in function %s %p %p", impl->name,
res, expected); res, expected);
ret = 1; ret = 1;
return; return -1;
} }
return 0;
}
static void
do_one_test (impl_t *impl, const void *haystack, size_t haystack_len,
const void *needle, size_t needle_len, const void *expected)
{
if (check_result (impl, haystack, haystack_len, needle, needle_len,
expected) < 0)
return;
if (HP_TIMING_AVAIL) if (HP_TIMING_AVAIL)
{ {
hp_timing_t start __attribute ((unused)); hp_timing_t start __attribute ((unused));
@ -145,6 +156,22 @@ do_random_tests (void)
} }
} }
static void
check1 (void)
{
const char search_buf_data[5] = { 0x56, 0x34, 0x12, 0x78, 0x78 };
const char pattern[2] = { 0x78, 0x56 };
void *search_buf = (void *) buf1 + page_size - sizeof search_buf_data;
void *exp_result;
memcpy (search_buf, search_buf_data, sizeof search_buf_data);
exp_result = simple_memmem (search_buf, sizeof search_buf_data,
pattern, sizeof pattern);
FOR_EACH_IMPL (impl, 0)
check_result (impl, search_buf, sizeof search_buf_data,
pattern, sizeof pattern, exp_result);
}
static const char *const strs[] = static const char *const strs[] =
{ {
@ -161,6 +188,8 @@ test_main (void)
test_init (); test_init ();
check1 ();
printf ("%23s", ""); printf ("%23s", "");
FOR_EACH_IMPL (impl, 0) FOR_EACH_IMPL (impl, 0)
printf ("\t%s", impl->name); printf ("\t%s", impl->name);