invoke.texi: Actually commit change about -Ofast.

2017-08-11  Thomas Koenig  <tkoenig@gcc.gnu.org>

	* invoke.texi:  Actually commit change about -Ofast.

From-SVN: r251055

diff --git a/gcc/fortran/ChangeLog b/gcc/fortran/ChangeLog
index 5c4ad74b785f99d0fdded976fc27c85a103d07a0..1145259f32a5fd34ef42b8e604c0dbe3d7f45590 100644 (file)
--- a/gcc/fortran/ChangeLog
+++ b/gcc/fortran/ChangeLog
@@ -1,3 +1,7 @@
+2017-08-11  Thomas Koenig  <tkoenig@gcc.gnu.org>
+
+       * invoke.texi:  Actually commit change about -Ofast.
+
 2017-08-11  Thomas Koenig  <tkoenig@gcc.gnu.org>
 
        PR fortran/60355

diff --git a/gcc/fortran/invoke.texi b/gcc/fortran/invoke.texi
index 15fdc16028a541d080820fef61547814a0d5e2a9..a478aed922afd31020d5511da4dbe76a0871c81d 100644 (file)
--- a/gcc/fortran/invoke.texi
+++ b/gcc/fortran/invoke.texi
@@ -1570,12 +1570,12 @@ The default value for @var{n} is 32768.
 
 @item -fstack-arrays
 @opindex @code{fstack-arrays}
-Adding this option will make the Fortran compiler put all local arrays,
-even those of unknown size onto stack memory.  If your program uses very
+Adding this option will make the Fortran compiler put all arrays of
+unknown size and array temporaries onto stack memory.  If your program uses very
 large local arrays it is possible that you will have to extend your runtime
 limits for stack memory on some operating systems. This flag is enabled
-by default at optimization level @option{-Ofast}.
-
+by default at optimization level @option{-Ofast} unless
+@option{-fmax-stack-var-size} is specified.
 
 @item -fpack-derived
 @opindex @code{fpack-derived}