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Fix one exit path in x86-64 SSE4.2 str{,n}casecmp.

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This commit is contained in:
H.J. Lu
2010-11-10 03:05:37 -05:00
committed by Ulrich Drepper
parent 69da074d7a
commit 8ca52c6e3b
4 changed files with 53 additions and 6 deletions
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39
string/test-strncasecmp.c
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@ -70,9 +70,9 @@ stupid_strncasecmp (const char *s1, const char *s2, size_t max)
return ret;
}
static void
do_one_test (impl_t *impl, const char *s1, const char *s2, size_t n,
int exp_result)
static int
check_result (impl_t *impl, const char *s1, const char *s2, size_t n,
int exp_result)
{
int result = CALL (impl, s1, s2, n);
if ((exp_result == 0 && result != 0)
@ -82,9 +82,19 @@ do_one_test (impl_t *impl, const char *s1, const char *s2, size_t n,
error (0, 0, "Wrong result in function %s %d %d", impl->name,
result, exp_result);
ret = 1;
return;
return -1;
}
return 0;
}
static void
do_one_test (impl_t *impl, const char *s1, const char *s2, size_t n,
int exp_result)
{
if (check_result (impl, s1, s2, n, exp_result) < 0)
return;
if (HP_TIMING_AVAIL)
{
hp_timing_t start __attribute ((unused));
@ -242,6 +252,25 @@ do_random_tests (void)
}
}
static void
check1 (void)
{
static char cp [4096+16] __attribute__ ((aligned(4096)));
static char gotrel[4096] __attribute__ ((aligned(4096)));
char *s1 = cp + 0xffa;
char *s2 = gotrel + 0xcbe;
int exp_result;
size_t n = 6;
strcpy (s1, "gottpoff");
strcpy (s2, "GOTPLT");
exp_result = simple_strncasecmp (s1, s2, n);
FOR_EACH_IMPL (impl, 0)
check_result (impl, s1, s2, n, exp_result);
}
int
test_main (void)
{
@ -249,6 +278,8 @@ test_main (void)
test_init ();
check1 ();
printf ("%23s", "");
FOR_EACH_IMPL (impl, 0)
printf ("\t%s", impl->name);