Document/verify another aspect of OpenACC 'async' semantics in 'libgomp.oacc-c-c...

... that I almost broke with later implementation changes.

	libgomp/
	* testsuite/libgomp.oacc-c-c++-common/data-3.c: Document/verify
	another aspect of OpenACC 'async' semantics.

(cherry picked from commit 442d51a20ef13a8e6c080ca30bc37fc93b6bfac4)

diff --git a/libgomp/ChangeLog.omp b/libgomp/ChangeLog.omp
index 633811af5a4b71cdf104e2bbfbb16addb2a412f4..402b14311a8513524a427f06312cbdea5b623108 100644 (file)
--- a/libgomp/ChangeLog.omp
+++ b/libgomp/ChangeLog.omp
@@ -3,6 +3,12 @@
        Backported from master:
        2023-03-10  Thomas Schwinge  <thomas@codesourcery.com>
 
+       * testsuite/libgomp.oacc-c-c++-common/data-3.c: Document/verify
+       another aspect of OpenACC 'async' semantics.
+
+       Backported from master:
+       2023-03-10  Thomas Schwinge  <thomas@codesourcery.com>
+
        * plugin/plugin-gcn.c (gcn_exec): Fix 'acc_ev_enqueue_launch_end'
        position.
        * testsuite/libgomp.oacc-c-c++-common/acc_prof-parallel-1.c:

diff --git a/libgomp/testsuite/libgomp.oacc-c-c++-common/data-3.c b/libgomp/testsuite/libgomp.oacc-c-c++-common/data-3.c
index 5ec50b808a736be8d1a846335ee69218ae17fecb..c422cbcd325643dcf8067c3a7aa23031276e89ee 100644 (file)
--- a/libgomp/testsuite/libgomp.oacc-c-c++-common/data-3.c
+++ b/libgomp/testsuite/libgomp.oacc-c-c++-common/data-3.c
@@ -144,8 +144,8 @@ main (int argc, char **argv)
 
 #pragma acc exit data copyout (a[0:N]) copyout (b[0:N]) copyout (c[0:N]) \
   copyout (d[0:N]) copyout (e[0:N]) wait (1, 2, 3, 4) async (1)
-#pragma acc exit data delete (N)
-#pragma acc wait (1)
+#pragma acc exit data delete (N) wait(1) async(2)
+#pragma acc wait (2)
 
   for (i = 0; i < N; i++)
     {