Document snprintf bug on Linux libc5.

diff --git a/doc/posix-functions/snprintf.texi b/doc/posix-functions/snprintf.texi
index 66ef6a936778f39b5becd79a2b9c97cc483fedf9..d58861409f6a5ed32fb468f576c2a39cec715f2d 100644 (file)
--- a/doc/posix-functions/snprintf.texi
+++ b/doc/posix-functions/snprintf.texi
@@ -11,6 +11,10 @@ Portability problems fixed by either Gnulib module @code{snprintf} or @code{snpr
 @item
 This function is missing on some platforms:
 OSF/1 4.0, Solaris 2.5.1.
+@item
+This function overwrites memory even when a size argument of 1 is passed on some
+platforms:
+Linux libc5.
 @end itemize
 
 Portability problems fixed by Gnulib module @code{snprintf-posix}:

diff --git a/doc/posix-functions/vsnprintf.texi b/doc/posix-functions/vsnprintf.texi
index f3477f09fb1f308e8655fd3612ca434662e6bc1d..bd14f000a7befcc18cc8876598fce955a959df69 100644 (file)
--- a/doc/posix-functions/vsnprintf.texi
+++ b/doc/posix-functions/vsnprintf.texi
@@ -11,6 +11,10 @@ Portability problems fixed by either Gnulib module @code{vsnprintf} or @code{vsn
 @item
 This function is missing on some platforms:
 OSF/1 4.0, Solaris 2.5.1.
+@item
+This function overwrites memory even when a size argument of 1 is passed on some
+platforms:
+Linux libc5.
 @end itemize
 
 Portability problems fixed by Gnulib module @code{vsnprintf-posix}: