memmem, strstr, strcasestr: fix bug with long periodic needle

[gnulib.git] / doc / posix-functions / strstr.texi

diff --git a/doc/posix-functions/strstr.texi b/doc/posix-functions/strstr.texi
index 61bb35b..40d20b0 100644 (file)
--- a/doc/posix-functions/strstr.texi
+++ b/doc/posix-functions/strstr.texi
@@ -12,6 +12,10 @@ or @code{strstr}:
 @item
 This function can trigger memchr bugs on some platforms:
 glibc 2.10.
+@item
+This function can trigger false positives for long periodic needles on
+some platforms:
+glibc 2.12, Cygwin 1.7.7.
 @end itemize
 
 Portability problems fixed by Gnulib @code{strstr}: