[patch, fortran, doc, committed] Document BACK for MINLOC and MAXLOC

[patch, fortran, doc, committed] Document BACK for MINLOC and MAXLOC

[Thomas König]

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Hello world,

I just commmitted the attached patch as obvious after checking that
it passes "make info", "make dvi" and "make pdf".

Regards

	Thomas

2018-05-10  Thomas Koenig  <tkoenig@gcc.gnu.org>

	PR fortran/54613
	* intrinsic.texi: Document BACK for MINLOC and MAXLOC.

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Index: intrinsic.texi
===================================================================
--- intrinsic.texi	(Revision 260022)
+++ intrinsic.texi	(Arbeitskopie)
@@ -9991,8 +9991,10 @@ locations of the maximum element along each row of
 @var{DIM} direction.  If @var{MASK} is present, only the elements for
 which @var{MASK} is @code{.TRUE.} are considered.  If more than one
 element in the array has the maximum value, the location returned is
-that of the first such element in array element order.  If the array has
-zero size, or all of the elements of @var{MASK} are @code{.FALSE.}, then
+that of the first such element in array element order if the
+@var{BACK} is not present, or if it false; otherwise, the location
+returned is that of the first such element. If the array has zero
+size, or all of the elements of @var{MASK} are @code{.FALSE.}, then
 the result is an array of zeroes.  Similarly, if @var{DIM} is supplied
 and all of the elements of @var{MASK} along a given row are zero, the
 result value for that row is zero.
@@ -10000,6 +10002,7 @@ result value for that row is zero.
 @item @emph{Standard}:
 Fortran 95 and later; @var{ARRAY} of @code{CHARACTER} and the
 @var{KIND} argument are available in Fortran 2003 and later.
+The @var{BACK} argument is available in Fortran 2008 and later.
 
 @item @emph{Class}:
 Transformational function
@@ -10006,8 +10009,8 @@ Transformational function
 
 @item @emph{Syntax}:
 @multitable @columnfractions .80
-@item @code{RESULT = MAXLOC(ARRAY, DIM [, MASK] [,KIND])}
-@item @code{RESULT = MAXLOC(ARRAY [, MASK] [,KIND])}
+@item @code{RESULT = MAXLOC(ARRAY, DIM [, MASK] [,KIND] [,BACK])}
+@item @code{RESULT = MAXLOC(ARRAY [, MASK] [,KIND] [,BACK])}
 @end multitable
 
 @item @emph{Arguments}:
@@ -10021,6 +10024,7 @@ inclusive.  It may not be an optional dummy argume
 and conformable with @var{ARRAY}.
 @item @var{KIND} @tab (Optional) An @code{INTEGER} initialization
 expression indicating the kind parameter of the result.
+@item @var{BACK} @tab (Optional) A scalar of type @code{LOGICAL}.
 @end multitable
 
 @item @emph{Return value}:
@@ -10343,7 +10347,9 @@ locations of the minimum element along each row of
 @var{DIM} direction.  If @var{MASK} is present, only the elements for
 which @var{MASK} is @code{.TRUE.} are considered.  If more than one
 element in the array has the minimum value, the location returned is
-that of the first such element in array element order.  If the array has
+that of the first such element in array element order if the
+@var{BACK} is not present, or if it false; otherwise, the location
+returned is that of the first such element.  If the array has
 zero size, or all of the elements of @var{MASK} are @code{.FALSE.}, then
 the result is an array of zeroes.  Similarly, if @var{DIM} is supplied
 and all of the elements of @var{MASK} along a given row are zero, the
@@ -10352,6 +10358,7 @@ result value for that row is zero.
 @item @emph{Standard}:
 Fortran 95 and later; @var{ARRAY} of @code{CHARACTER} and the
 @var{KIND} argument are available in Fortran 2003 and later.
+The @var{BACK} argument is available in Fortran 2008 and later.
 
 @item @emph{Class}:
 Transformational function
@@ -10358,8 +10365,8 @@ Transformational function
 
 @item @emph{Syntax}:
 @multitable @columnfractions .80
-@item @code{RESULT = MINLOC(ARRAY, DIM [, MASK] [,KIND])}
-@item @code{RESULT = MINLOC(ARRAY [, MASK], [,KIND])}
+@item @code{RESULT = MINLOC(ARRAY, DIM [, MASK] [,KIND] [,BACK])}
+@item @code{RESULT = MINLOC(ARRAY [, MASK], [,KIND] [,BACK])}
 @end multitable
 
 @item @emph{Arguments}:
@@ -10373,6 +10380,7 @@ inclusive.  It may not be an optional dummy argume
 and conformable with @var{ARRAY}.
 @item @var{KIND} @tab (Optional) An @code{INTEGER} initialization
 expression indicating the kind parameter of the result.
+@item @var{BACK} @tab (Optional) A scalar of type @code{LOGICAL}.
 @end multitable
 
 @item @emph{Return value}: