From: marxin <marxin@138bc75d-0d04-0410-961f-82ee72b054a4>
Date: Fri, 8 Jul 2016 08:39:56 +0000 (+0000)
Subject: Enhance documentation of Wundefined-do-loop
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=9c0284b2979729b77e7209423dedd958c6f2cefe;p=thirdparty%2Fgcc.git

Enhance documentation of Wundefined-do-loop

	* invoke.texi (Wundefined-do-loop): Enhance documentation.


git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@238159 138bc75d-0d04-0410-961f-82ee72b054a4
---

diff --git a/gcc/fortran/ChangeLog b/gcc/fortran/ChangeLog
index afd9f061baac..c9df4270bb3c 100644
--- a/gcc/fortran/ChangeLog
+++ b/gcc/fortran/ChangeLog
@@ -1,3 +1,7 @@
+2016-07-08  Martin Liska  <mliska@suse.cz>
+
+	* invoke.texi (Wundefined-do-loop): Enhance documentation.
+
 2016-07-07  Jerry DeLisle  <jvdelisle@gcc.gnu.org>
 
 	PR fortran/71764
diff --git a/gcc/fortran/invoke.texi b/gcc/fortran/invoke.texi
index c0be1abf21f1..87baf15862b8 100644
--- a/gcc/fortran/invoke.texi
+++ b/gcc/fortran/invoke.texi
@@ -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}