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authorStefan Liebler <stli@linux.ibm.com>2019-06-19 12:32:04 +0200
committerStefan Liebler <stli@linux.ibm.com>2019-06-19 12:32:04 +0200
commitf0c5a803bdefd15079d23db4ac5c3b9ba1cc2f10 (patch)
treea6d1b406e45af713d9ac363d912b28c7a253e19d
parentfabf5e49ddd61312027de8e92cc1b8528c2a929d (diff)
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Fix gcc 9 build errors for make xcheck. [BZ #24556]
This patch fixes the following gcc 9 warnings for "make xcheck" / "make bench": -string/tst-strcasestr.c: ../include/bits/../../misc/bits/error.h:42:5: error: ‘%s’ directive argument is null [-Werror=format-overflow=] -argp/argp-test.c: argp-test.c:130:20: error: ‘%d’ directive writing between 1 and 11 bytes into a region of size 10 [-Werror=format-overflow=] argp-test.c:130:19: note: directive argument in the range [-2147483648, 122] argp-test.c:130:5: note: ‘sprintf’ output between 2 and 12 bytes into a destination of size 10 -nss/tst-field.c: tst-field.c:52:7: error: ‘%s’ directive argument is null [-Werror=format-overflow=] -benchtests/bench-strstr.c: ../include/bits/../../misc/bits/error.h:42:5: error: ‘%s’ directive argument is null [-Werror=format-overflow=] -benchtests/bench-malloc-simple.c: bench-malloc-simple.c:93:16: error: iteration 3 invokes undefined behavior [-Werror=aggressive-loop-optimizations] ChangeLog: [BZ #24556] * string/test-strcasestr.c (check_result): Add NULL check. * nss/tst-field.c (check_rewrite): Likewise. * benchtests/bench-strstr.c (do_one_test): Likewise. * string/test-strstr.c (check_result): Likewise. * argp/argp-test.c (popt): Increase size of buf to 12. * benchtests/bench-malloc-simple.c (bench): Do not initialize tests array out of bounds.
-rw-r--r--ChangeLog11
-rw-r--r--argp/argp-test.c2
-rw-r--r--benchtests/bench-malloc-simple.c2
-rw-r--r--benchtests/bench-strstr.c3
-rw-r--r--nss/tst-field.c3
-rw-r--r--string/test-strcasestr.c3
-rw-r--r--string/test-strstr.c3
7 files changed, 21 insertions, 6 deletions
diff --git a/ChangeLog b/ChangeLog
index f32b734166d..48d59d37ce1 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,14 @@
+2019-06-19 Stefan Liebler <stli@linux.ibm.com>
+
+ [BZ #24556]
+ * string/test-strcasestr.c (check_result): Add NULL check.
+ * nss/tst-field.c (check_rewrite): Likewise.
+ * benchtests/bench-strstr.c (do_one_test): Likewise.
+ * string/test-strstr.c (check_result): Likewise.
+ * argp/argp-test.c (popt): Increase size of buf to 12.
+ * benchtests/bench-malloc-simple.c (bench):
+ Do not initialize tests array out of bounds.
+
2019-06-19 Florian Weimer <fweimer@redhat.com>
[BZ #24166]
diff --git a/argp/argp-test.c b/argp/argp-test.c
index cb2976ddad4..13e0c6df14b 100644
--- a/argp/argp-test.c
+++ b/argp/argp-test.c
@@ -123,7 +123,7 @@ static const char doc[] = "Test program for argp."
static void
popt (int key, char *arg)
{
- char buf[10];
+ char buf[12];
if (isprint (key))
sprintf (buf, "%c", key);
else
diff --git a/benchtests/bench-malloc-simple.c b/benchtests/bench-malloc-simple.c
index b8bb2cc1169..c4f06f69993 100644
--- a/benchtests/bench-malloc-simple.c
+++ b/benchtests/bench-malloc-simple.c
@@ -87,7 +87,7 @@ bench (unsigned long size)
size_t iters = NUM_ITERS;
int **arr = (int**) malloc (MAX_ALLOCS * sizeof (void*));
- for (int t = 0; t <= 3; t++)
+ for (int t = 0; t < 3; t++)
for (int i = 0; i < NUM_ALLOCS; i++)
{
tests[t][i].n = allocs[i];
diff --git a/benchtests/bench-strstr.c b/benchtests/bench-strstr.c
index 2cbe13e9ac0..89d1755813f 100644
--- a/benchtests/bench-strstr.c
+++ b/benchtests/bench-strstr.c
@@ -147,7 +147,8 @@ do_one_test (impl_t *impl, const char *s1, const char *s2, char *exp_result)
if (res != exp_result)
{
error (0, 0, "Wrong result in function %s %s %s", impl->name,
- res, exp_result);
+ (res == NULL) ? "(null)" : res,
+ (exp_result == NULL) ? "(null)" : exp_result);
ret = 1;
}
}
diff --git a/nss/tst-field.c b/nss/tst-field.c
index 23d2f2abf65..d98d3eead01 100644
--- a/nss/tst-field.c
+++ b/nss/tst-field.c
@@ -50,7 +50,8 @@ check_rewrite (const char *input, const char *expected)
if (result != NULL && strcmp (result, expected) != 0)
{
printf ("FAIL: rewrite \"%s\" -> \"%s\", expected \"%s\"\n",
- input, result, expected);
+ (input == NULL) ? "(null)" : input, result,
+ (expected == NULL) ? "(null)" : expected);
errors = true;
}
free (to_free);
diff --git a/string/test-strcasestr.c b/string/test-strcasestr.c
index 0a16f85dcd2..7649cc6e1d6 100644
--- a/string/test-strcasestr.c
+++ b/string/test-strcasestr.c
@@ -67,7 +67,8 @@ check_result (impl_t *impl, const char *s1, const char *s2,
if (result != exp_result)
{
error (0, 0, "Wrong result in function %s %s %s", impl->name,
- result, exp_result);
+ (result == NULL) ? "(null)" : result,
+ (exp_result == NULL) ? "(null)" : exp_result);
ret = 1;
return -1;
}
diff --git a/string/test-strstr.c b/string/test-strstr.c
index 031aff55346..df6dbc251ec 100644
--- a/string/test-strstr.c
+++ b/string/test-strstr.c
@@ -66,7 +66,8 @@ check_result (impl_t *impl, const char *s1, const char *s2,
if (result != exp_result)
{
error (0, 0, "Wrong result in function %s %s %s", impl->name,
- result, exp_result);
+ (result == NULL) ? "(null)" : result,
+ (exp_result == NULL) ? "(null)" : exp_result);
ret = 1;
return -1;
}