From f0c5a803bdefd15079d23db4ac5c3b9ba1cc2f10 Mon Sep 17 00:00:00 2001 From: Stefan Liebler Date: Wed, 19 Jun 2019 12:32:04 +0200 Subject: Fix gcc 9 build errors for make xcheck. [BZ #24556] MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit 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. --- argp/argp-test.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'argp') diff --git a/argp/argp-test.c b/argp/argp-test.c index cb2976ddad..13e0c6df14 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 -- cgit 1.4.1