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authorH.J. Lu <hongjiu.lu@intel.com>2010-11-10 03:05:37 -0500
committerUlrich Drepper <drepper@gmail.com>2010-11-10 03:05:37 -0500
commit8ca52c6e3b2dc44a46c32d6a8e6a7f608915998f (patch)
treefd2ff61641c3c584b23952682253c4065c82088c /string
parent69da074d7adfab7b57004a0dea9403a928e310a5 (diff)
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Fix one exit path in x86-64 SSE4.2 str{,n}casecmp.
Diffstat (limited to 'string')
-rw-r--r--string/test-strncasecmp.c39
1 files changed, 35 insertions, 4 deletions
diff --git a/string/test-strncasecmp.c b/string/test-strncasecmp.c
index 80e4d63..daff6ed 100644
--- a/string/test-strncasecmp.c
+++ b/string/test-strncasecmp.c
@@ -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);