[gcc/devel/omp/gcc-12] libgomp.texi: Impl. status fix/addition

[Tobias Burnus <burnus@gcc.gnu.org>]

https://gcc.gnu.org/g:8a04333f11401685a8c06cf10afcde70c5e4ec6f

commit 8a04333f11401685a8c06cf10afcde70c5e4ec6f
Author: Tobias Burnus <tobias@codesourcery.com>
Date:   Mon Sep 12 15:46:09 2022 +0200

    libgomp.texi: Impl. status fix/addition
    
    libgomp/ChangeLog:
    
            * libgomp.texi (OpenMP 5.1 Impl. Status): Add two new minor items.
            (OpenMP 5.2 Impl. Status): Improve omp/omx/ompx wording.
    
    (cherry picked from commit 9983ab16d57126395523fa52657dab691dcd693b)

Diff:
---
 libgomp/ChangeLog.omp |  8 ++++++++
 libgomp/libgomp.texi  | 12 ++++++++----
 2 files changed, 16 insertions(+), 4 deletions(-)

diff --git a/libgomp/ChangeLog.omp b/libgomp/ChangeLog.omp
index ea0bd49d456..44913b6e2ac 100644
--- a/libgomp/ChangeLog.omp
+++ b/libgomp/ChangeLog.omp
@@ -1,3 +1,11 @@
+2022-09-12  Tobias Burnus  <tobias@codesourcery.com>
+
+	Backport from mainline:
+	2022-09-12  Tobias Burnus  <tobias@codesourcery.com>
+
+	* libgomp.texi (OpenMP 5.1 Impl. Status): Add two new minor items.
+	(OpenMP 5.2 Impl. Status): Improve omp/omx/ompx wording.
+
 2022-09-12  Tobias Burnus  <tobias@codesourcery.com>
 
 	Backport from mainline:
diff --git a/libgomp/libgomp.texi b/libgomp/libgomp.texi
index 0a0bf8aabf1..c342aa6f5cc 100644
--- a/libgomp/libgomp.texi
+++ b/libgomp/libgomp.texi
@@ -348,6 +348,9 @@ The OpenMP 4.5 specification is fully supported.
 @item Support @code{begin/end declare target} syntax in C/C++ @tab N @tab
 @item Pointer predetermined firstprivate getting initialized
 to address of matching mapped list item per 5.1, Sect. 2.21.7.2 @tab N @tab
+@item @code{begin declare target} directive @tab N @tab
+@item For Fortran, diagnose placing declarative before/between @code{USE},
+      @code{IMPORT}, and @code{IMPLICIT} as invalid @tab N @tab
 @end multitable
 
 
@@ -362,12 +365,13 @@ to address of matching mapped list item per 5.1, Sect. 2.21.7.2 @tab N @tab
       @tab N @tab
 @item @code{omp}/@code{ompx}/@code{omx} sentinels and @code{omp_}/@code{ompx_}
       namespaces @tab N/A
-      @tab warning for @code{omp/ompx} sentinels@footnote{@code{omp/ompx}
-      sentinels as C/C++ pragma and C++ attributes are warned for with
+      @tab warning for @code{ompx/omx} sentinels@footnote{The @code{ompx}
+      sentinel as C/C++ pragma and C++ attributes are warned for with
       @code{-Wunknown-pragmas} (implied by @code{-Wall}) and @code{-Wattributes}
       (enabled by default), respectively; for Fortran free-source code, there is
-      a warning enabled by default and for fixed-source code with
-      @code{-Wsurprising} (enabled by @code{-Wall})}
+      a warning enabled by default and, for fixed-source code, the @code{omx}
+      sentinel is warned for with with @code{-Wsurprising} (enabled by
+      @code{-Wall}).  Unknown clauses are always rejected with an error.}
 @item Clauses on @code{end} directive can be on directive @tab N @tab
 @item Deprecation of no-argument @code{destroy} clause on @code{depobj}
       @tab N @tab