$OpenBSD: patch-gcc_doc_cpp_texi,v 1.1 2014/06/08 18:55:36 brad Exp $

Add stack protector strong support.

http://repo.or.cz/w/official-gcc.git/commit/b156ec373ccf27f4fcce7972de5e043d35acea43

--- gcc/doc/cpp.texi.orig	Sat May 24 16:54:15 2014
+++ gcc/doc/cpp.texi	Sat May 24 16:54:35 2014
@@ -2347,6 +2347,10 @@ use.
 This macro is defined, with value 2, when @option{-fstack-protector-all} is
 in use.
 
+@item __SSP_STRONG__
+This macro is defined, with value 3, when @option{-fstack-protector-strong} is
+in use.
+
 @item __SANITIZE_ADDRESS__
 This macro is defined, with value 1, when @option{-fsanitize=address} is
 in use.
