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From: Garrett Cooper <ngie@FreeBSD.org>
Date: Sat, 1 Nov 2014 21:00:41 +0000 (UTC)
To: src-committers@freebsd.org, svn-src-all@freebsd.org,
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Subject: svn commit: r273947 - head/contrib/netbsd-tests/lib/libc/stdio
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Author: ngie
Date: Sat Nov  1 21:00:40 2014
New Revision: 273947
URL: https://svnweb.freebsd.org/changeset/base/273947

Log:
  Expect :snprintf_posarg_error to blow up with a SIGSEGV on !NetBSD OSes

Modified:
  head/contrib/netbsd-tests/lib/libc/stdio/t_printf.c

Modified: head/contrib/netbsd-tests/lib/libc/stdio/t_printf.c
==============================================================================
--- head/contrib/netbsd-tests/lib/libc/stdio/t_printf.c	Sat Nov  1 20:50:39 2014	(r273946)
+++ head/contrib/netbsd-tests/lib/libc/stdio/t_printf.c	Sat Nov  1 21:00:40 2014	(r273947)
@@ -36,6 +36,10 @@
 #include <time.h>
 #include <stdlib.h>
 
+#ifndef __NetBSD__
+#include <signal.h>
+#endif
+
 ATF_TC(snprintf_c99);
 ATF_TC_HEAD(snprintf_c99, tc)
 {
@@ -116,6 +120,12 @@ ATF_TC_BODY(snprintf_posarg_error, tc)
 {
 	char s[16], fmt[32];
 
+#ifndef __NetBSD__
+	atf_tc_expect_signal(SIGSEGV,
+	    "some non-NetBSD platforms including FreeBSD don't validate "
+	    "negative size; testcase blows up with SIGSEGV");
+#endif
+
 	snprintf(fmt, sizeof(fmt), "%%%zu$d", SIZE_MAX / sizeof(size_t));
 
 	ATF_CHECK(snprintf(s, sizeof(s), fmt, -23) == -1);