From 5bfd6b5672a99952dac5aeb6c9a86a36affb0065 Mon Sep 17 00:00:00 2001
From: marxin <mliska@suse.cz>
Date: Fri, 8 Jul 2016 10:36:44 +0200
Subject: [PATCH] Enhance documentation of Wundefined-do-loop
gcc/fortran/ChangeLog:
2016-07-08 Martin Liska <mliska@suse.cz>
* invoke.texi (Wundefined-do-loop): Enhance documentation.
---
gcc/fortran/invoke.texi | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
@@ -929,7 +929,8 @@ is active for @option{-pedantic}, @option{-std=f95}, @option{-std=f2003},
@opindex @code{Wundefined-do-loop}
@cindex warnings, undefined do loop
Warn if a DO loop with step either 1 or -1 yields an underflow or an overflow
-during iteration of an induction variable of the loop. Enabled by default.
+during iteration of an induction variable of the loop.
+This option is implied by @option{-Wall}.
@item -Wunderflow
@opindex @code{Wunderflow}
--
2.8.4