[openssh-commits] [openssh] 02/02: Suppress warning for snprintf truncation test.

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dtucker pushed a commit to branch master
in repository openssh.

commit 5fbb7a1349fbbb48ccb1b8cafff2c1854370d87d
Author: Darren Tucker <dtucker at dtucker.net>
Date:   Tue May 9 17:13:33 2023 +1000

    Suppress warning for snprintf truncation test.
---
 openbsd-compat/regress/snprintftest.c | 9 +++++++--
 1 file changed, 7 insertions(+), 2 deletions(-)

diff --git a/openbsd-compat/regress/snprintftest.c b/openbsd-compat/regress/snprintftest.c
index a3134db1..87b72ca3 100644
--- a/openbsd-compat/regress/snprintftest.c
+++ b/openbsd-compat/regress/snprintftest.c
@@ -25,6 +25,9 @@
 #include <stdarg.h>
 #include <string.h>
 
+/* Suppress format truncation warning since we're explicitly testing that. */
+#pragma GCC diagnostic ignored "-Wformat-truncation"
+
 static int failed = 0;
 
 static void
@@ -50,9 +53,11 @@ main(void)
 {
 	char b[5];
 	char *src = NULL;
+	int ret;
 
-	snprintf(b,5,"123456789");
-	if (b[4] != '\0')
+	memset(b, 'X', sizeof(b));
+	ret = snprintf(b, 5, "123456789");
+	if (ret != 9 || b[4] != '\0')
 		fail("snprintf does not correctly terminate long strings");
 
 	/* check for read overrun on unterminated string */

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