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Enhance documentation of Wundefined-do-loop 

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

From-SVN: r238159
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Martin Liska 2016-07-08 10:39:56 +02:00 committed by Martin Liska
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gcc/fortran/ChangeLog
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@ -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

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gcc/fortran/invoke.texi
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@ -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}