libstdc++: Remove dg-options "-std=gnu++20" from <atomic> tests

The testsuite will automatically select C++20 for these tests now, and
removing the hardcoded -std option allows them to be tested for C++23
and C++26 as well.

libstdc++-v3/ChangeLog:

	* testsuite/29_atomics/atomic/compare_exchange_padding.cc:
	Remove dg-options -std=gnu++2a.
	* testsuite/29_atomics/atomic/cons/value_init.cc: Likewise.
	* testsuite/29_atomics/atomic/lock_free_aliases.cc: Likewise.
	* testsuite/29_atomics/atomic/requirements/types_neg.cc:
	Likewise.
	* testsuite/29_atomics/atomic/wait_notify/1.cc: Likewise.
	* testsuite/29_atomics/atomic/wait_notify/100334.cc: Likewise.
	* testsuite/29_atomics/atomic/wait_notify/102994.cc: Likewise.
	* testsuite/29_atomics/atomic/wait_notify/2.cc: Likewise.
	* testsuite/29_atomics/atomic/wait_notify/bool.cc: Likewise.
	* testsuite/29_atomics/atomic/wait_notify/generic.cc: Likewise.
	* testsuite/29_atomics/atomic/wait_notify/pointers.cc: Likewise.
	* testsuite/29_atomics/atomic_flag/cons/value_init.cc: Likewise.
	* testsuite/29_atomics/atomic_flag/test/explicit.cc: Likewise.
	* testsuite/29_atomics/atomic_flag/test/implicit.cc: Likewise.
	* testsuite/29_atomics/atomic_flag/wait_notify/1.cc: Likewise.
	* testsuite/29_atomics/atomic_float/1.cc: Likewise.
	* testsuite/29_atomics/atomic_float/95282.cc: Likewise.
	* testsuite/29_atomics/atomic_float/requirements.cc: Likewise.
	* testsuite/29_atomics/atomic_float/value_init.cc: Likewise.
	* testsuite/29_atomics/atomic_float/wait_notify.cc: Likewise.
	* testsuite/29_atomics/atomic_integral/cons/value_init.cc:
	Likewise.
	* testsuite/29_atomics/atomic_integral/wait_notify.cc: Likewise.
	* testsuite/29_atomics/atomic_ref/compare_exchange_padding.cc:
	Likewise.
	* testsuite/29_atomics/atomic_ref/deduction.cc: Likewise.
	* testsuite/29_atomics/atomic_ref/float.cc: Likewise.
	* testsuite/29_atomics/atomic_ref/generic.cc: Likewise.
	* testsuite/29_atomics/atomic_ref/integral.cc: Likewise.
	* testsuite/29_atomics/atomic_ref/pointer.cc: Likewise.
	* testsuite/29_atomics/atomic_ref/requirements.cc: Likewise.
	* testsuite/29_atomics/headers/atomic/types_std_c++20.cc:
	Likewise.
	* testsuite/29_atomics/headers/atomic/types_std_c++20_neg.cc:
	Likewise.
	* testsuite/29_atomics/headers/atomic/types_std_c++2a.cc:
	Likewise.
	* testsuite/29_atomics/headers/atomic/types_std_c++2a_neg.cc:
	Likewise.

33 files changed, 28 insertions, 61 deletions

diff --git a/libstdc++-v3/testsuite/29_atomics/atomic/compare_exchange_padding.cc b/libstdc++-v3/testsuite/29_atomics/atomic/compare_exchange_padding.cc
index 2e7ff03..01f7475 100644
--- a/libstdc++-v3/testsuite/29_atomics/atomic/compare_exchange_padding.cc
+++ b/libstdc++-v3/testsuite/29_atomics/atomic/compare_exchange_padding.cc
@@ -1,4 +1,3 @@
-// { dg-options "-std=gnu++20" }
 // { dg-do run { target c++20 } }
 // { dg-require-thread-fence "" }
 // { dg-add-options libatomic }
diff --git a/libstdc++-v3/testsuite/29_atomics/atomic/cons/value_init.cc b/libstdc++-v3/testsuite/29_atomics/atomic/cons/value_init.cc
index b801948..809c6c0 100644
--- a/libstdc++-v3/testsuite/29_atomics/atomic/cons/value_init.cc
+++ b/libstdc++-v3/testsuite/29_atomics/atomic/cons/value_init.cc
@@ -15,8 +15,7 @@
 // with this library; see the file COPYING3.  If not see
 // <http://www.gnu.org/licenses/>.
 
-// { dg-options "-std=gnu++2a" }
-// { dg-do run { target c++2a } }
+// { dg-do run { target c++20 } }
 // { dg-require-thread-fence "" }
 
 #include <atomic>
diff --git a/libstdc++-v3/testsuite/29_atomics/atomic/lock_free_aliases.cc b/libstdc++-v3/testsuite/29_atomics/atomic/lock_free_aliases.cc
index 02c4ccc..8192f73 100644
--- a/libstdc++-v3/testsuite/29_atomics/atomic/lock_free_aliases.cc
+++ b/libstdc++-v3/testsuite/29_atomics/atomic/lock_free_aliases.cc
@@ -1,4 +1,3 @@
-// { dg-options "-std=gnu++20" }
 // { dg-do compile { target c++20 } }
 
 #include <atomic>
diff --git a/libstdc++-v3/testsuite/29_atomics/atomic/requirements/types_neg.cc b/libstdc++-v3/testsuite/29_atomics/atomic/requirements/types_neg.cc
index 29a42c5..7070fb8 100644
--- a/libstdc++-v3/testsuite/29_atomics/atomic/requirements/types_neg.cc
+++ b/libstdc++-v3/testsuite/29_atomics/atomic/requirements/types_neg.cc
@@ -15,8 +15,7 @@
 // with this library; see the file COPYING3.  If not see
 // <http://www.gnu.org/licenses/>.
 
-// { dg-options "-std=gnu++2a" }
-// { dg-do compile { target c++2a } }
+// { dg-do compile { target c++20 } }
 
 #include <atomic>
 
diff --git a/libstdc++-v3/testsuite/29_atomics/atomic/wait_notify/1.cc b/libstdc++-v3/testsuite/29_atomics/atomic/wait_notify/1.cc
index 2f23459..3ded103 100644
--- a/libstdc++-v3/testsuite/29_atomics/atomic/wait_notify/1.cc
+++ b/libstdc++-v3/testsuite/29_atomics/atomic/wait_notify/1.cc
@@ -15,8 +15,7 @@
 // with this library; see the file COPYING3.  If not see
 // <http://www.gnu.org/licenses/>.
 
-// { dg-options "-std=gnu++2a" }
-// { dg-do compile { target c++2a } }
+// { dg-do compile { target c++20 } }
 // { dg-require-effective-target gthreads }
 // { dg-require-effective-target hosted }
 
diff --git a/libstdc++-v3/testsuite/29_atomics/atomic/wait_notify/100334.cc b/libstdc++-v3/testsuite/29_atomics/atomic/wait_notify/100334.cc
index 06e4a2e..78e718e 100644
--- a/libstdc++-v3/testsuite/29_atomics/atomic/wait_notify/100334.cc
+++ b/libstdc++-v3/testsuite/29_atomics/atomic/wait_notify/100334.cc
@@ -1,5 +1,4 @@
-// { dg-options "-std=gnu++2a" }
-// { dg-do run { target c++2a } }
+// { dg-do run { target c++20 } }
 // { dg-require-gthreads "" }
 // { dg-additional-options "-pthread" { target pthread } }
 // { dg-add-options libatomic }
diff --git a/libstdc++-v3/testsuite/29_atomics/atomic/wait_notify/102994.cc b/libstdc++-v3/testsuite/29_atomics/atomic/wait_notify/102994.cc
index 72d9a92..6b77acf 100644
--- a/libstdc++-v3/testsuite/29_atomics/atomic/wait_notify/102994.cc
+++ b/libstdc++-v3/testsuite/29_atomics/atomic/wait_notify/102994.cc
@@ -1,4 +1,3 @@
-// { dg-options "-std=gnu++20" }
 // { dg-do compile { target c++20 } }
 // { dg-require-gthreads "" }
 // { dg-require-effective-target hosted }
diff --git a/libstdc++-v3/testsuite/29_atomics/atomic/wait_notify/2.cc b/libstdc++-v3/testsuite/29_atomics/atomic/wait_notify/2.cc
index 0c4a1b8..d07bdee 100644
--- a/libstdc++-v3/testsuite/29_atomics/atomic/wait_notify/2.cc
+++ b/libstdc++-v3/testsuite/29_atomics/atomic/wait_notify/2.cc
@@ -15,8 +15,7 @@
 // with this library; see the file COPYING3.  If not see
 // <http://www.gnu.org/licenses/>.
 
-// { dg-options "-std=gnu++2a" }
-// { dg-do compile { target c++2a } }
+// { dg-do compile { target c++20 } }
 // { dg-require-effective-target gthreads }
 // { dg-require-effective-target hosted }
 
diff --git a/libstdc++-v3/testsuite/29_atomics/atomic/wait_notify/bool.cc b/libstdc++-v3/testsuite/29_atomics/atomic/wait_notify/bool.cc
index 0af0c7d..d80d371 100644
--- a/libstdc++-v3/testsuite/29_atomics/atomic/wait_notify/bool.cc
+++ b/libstdc++-v3/testsuite/29_atomics/atomic/wait_notify/bool.cc
@@ -1,5 +1,4 @@
-// { dg-options "-std=gnu++2a" }
-// { dg-do run { target c++2a } }
+// { dg-do run { target c++20 } }
 // { dg-require-gthreads "" }
 // { dg-additional-options "-pthread" { target pthread } }
 // { dg-add-options libatomic }
diff --git a/libstdc++-v3/testsuite/29_atomics/atomic/wait_notify/generic.cc b/libstdc++-v3/testsuite/29_atomics/atomic/wait_notify/generic.cc
index cdd6c49..57fc43e 100644
--- a/libstdc++-v3/testsuite/29_atomics/atomic/wait_notify/generic.cc
+++ b/libstdc++-v3/testsuite/29_atomics/atomic/wait_notify/generic.cc
@@ -1,5 +1,4 @@
-// { dg-options "-std=gnu++2a" }
-// { dg-do run { target c++2a } }
+// { dg-do run { target c++20 } }
 // { dg-require-gthreads "" }
 // { dg-additional-options "-pthread" { target pthread } }
 // { dg-add-options libatomic }
diff --git a/libstdc++-v3/testsuite/29_atomics/atomic/wait_notify/pointers.cc b/libstdc++-v3/testsuite/29_atomics/atomic/wait_notify/pointers.cc
index 10274cc..0e069f2 100644
--- a/libstdc++-v3/testsuite/29_atomics/atomic/wait_notify/pointers.cc
+++ b/libstdc++-v3/testsuite/29_atomics/atomic/wait_notify/pointers.cc
@@ -1,5 +1,4 @@
-// { dg-options "-std=gnu++2a" }
-// { dg-do run { target c++2a } }
+// { dg-do run { target c++20 } }
 // { dg-additional-options "-pthread" { target pthread } }
 // { dg-require-gthreads "" }
 // { dg-add-options libatomic }
diff --git a/libstdc++-v3/testsuite/29_atomics/atomic_flag/cons/value_init.cc b/libstdc++-v3/testsuite/29_atomics/atomic_flag/cons/value_init.cc
index 565d1ac..084e293 100644
--- a/libstdc++-v3/testsuite/29_atomics/atomic_flag/cons/value_init.cc
+++ b/libstdc++-v3/testsuite/29_atomics/atomic_flag/cons/value_init.cc
@@ -15,8 +15,7 @@
 // with this library; see the file COPYING3.  If not see
 // <http://www.gnu.org/licenses/>.
 
-// { dg-options "-std=gnu++2a" }
-// { dg-do run { target c++2a } }
+// { dg-do run { target c++20 } }
 
 #include <atomic>
 #include <testsuite_hooks.h>
diff --git a/libstdc++-v3/testsuite/29_atomics/atomic_flag/test/explicit.cc b/libstdc++-v3/testsuite/29_atomics/atomic_flag/test/explicit.cc
index fc8d658..f223ca1 100644
--- a/libstdc++-v3/testsuite/29_atomics/atomic_flag/test/explicit.cc
+++ b/libstdc++-v3/testsuite/29_atomics/atomic_flag/test/explicit.cc
@@ -1,5 +1,4 @@
-// { dg-options "-std=gnu++2a" }
-// { dg-do run { target c++2a } }
+// { dg-do run { target c++20 } }
 // { dg-require-thread-fence "" }
 
 // Copyright (C) 2008-2023 Free Software Foundation, Inc.
diff --git a/libstdc++-v3/testsuite/29_atomics/atomic_flag/test/implicit.cc b/libstdc++-v3/testsuite/29_atomics/atomic_flag/test/implicit.cc
index 2840055..83c984f 100644
--- a/libstdc++-v3/testsuite/29_atomics/atomic_flag/test/implicit.cc
+++ b/libstdc++-v3/testsuite/29_atomics/atomic_flag/test/implicit.cc
@@ -1,5 +1,4 @@
-// { dg-options "-std=gnu++2a" }
-// { dg-do run { target c++2a } }
+// { dg-do run { target c++20 } }
 // { dg-require-thread-fence "" }
 
 // Copyright (C) 2008-2023 Free Software Foundation, Inc.
diff --git a/libstdc++-v3/testsuite/29_atomics/atomic_flag/wait_notify/1.cc b/libstdc++-v3/testsuite/29_atomics/atomic_flag/wait_notify/1.cc
index 777fa91..9c4983d 100644
--- a/libstdc++-v3/testsuite/29_atomics/atomic_flag/wait_notify/1.cc
+++ b/libstdc++-v3/testsuite/29_atomics/atomic_flag/wait_notify/1.cc
@@ -1,5 +1,4 @@
-// { dg-options "-std=gnu++2a" }
-// { dg-do run { target c++2a } }
+// { dg-do run { target c++20 } }
 // { dg-require-gthreads "" }
 // { dg-additional-options "-pthread" { target pthread } }
 // { dg-add-options libatomic }
diff --git a/libstdc++-v3/testsuite/29_atomics/atomic_float/1.cc b/libstdc++-v3/testsuite/29_atomics/atomic_float/1.cc
index e2e5003..3c2997f 100644
--- a/libstdc++-v3/testsuite/29_atomics/atomic_float/1.cc
+++ b/libstdc++-v3/testsuite/29_atomics/atomic_float/1.cc
@@ -15,9 +15,8 @@
 // with this library; see the file COPYING3.  If not see
 // <http://www.gnu.org/licenses/>.
 
-// { dg-options "-std=gnu++2a" }
 // { dg-add-options ieee }
-// { dg-do run { target c++2a } }
+// { dg-do run { target c++20 } }
 
 #include <atomic>
 #include <testsuite_hooks.h>
diff --git a/libstdc++-v3/testsuite/29_atomics/atomic_float/95282.cc b/libstdc++-v3/testsuite/29_atomics/atomic_float/95282.cc
index 1313fdf..f7ba286 100644
--- a/libstdc++-v3/testsuite/29_atomics/atomic_float/95282.cc
+++ b/libstdc++-v3/testsuite/29_atomics/atomic_float/95282.cc
@@ -15,8 +15,7 @@
 // with this library; see the file COPYING3.  If not see
 // <http://www.gnu.org/licenses/>.
 
-// { dg-options "-std=gnu++2a" }
-// { dg-do compile { target c++2a } }
+// { dg-do compile { target c++20 } }
 
 #include <atomic>
 
diff --git a/libstdc++-v3/testsuite/29_atomics/atomic_float/requirements.cc b/libstdc++-v3/testsuite/29_atomics/atomic_float/requirements.cc
index 832714a..bec94d9 100644
--- a/libstdc++-v3/testsuite/29_atomics/atomic_float/requirements.cc
+++ b/libstdc++-v3/testsuite/29_atomics/atomic_float/requirements.cc
@@ -15,8 +15,7 @@
 // with this library; see the file COPYING3.  If not see
 // <http://www.gnu.org/licenses/>.
 
-// { dg-options "-std=gnu++2a" }
-// { dg-do compile { target c++2a } }
+// { dg-do compile { target c++20 } }
 
 #include <atomic>
 
diff --git a/libstdc++-v3/testsuite/29_atomics/atomic_float/value_init.cc b/libstdc++-v3/testsuite/29_atomics/atomic_float/value_init.cc
index 6e89f2f..9b84e47 100644
--- a/libstdc++-v3/testsuite/29_atomics/atomic_float/value_init.cc
+++ b/libstdc++-v3/testsuite/29_atomics/atomic_float/value_init.cc
@@ -15,8 +15,7 @@
 // with this library; see the file COPYING3.  If not see
 // <http://www.gnu.org/licenses/>.
 
-// { dg-options "-std=gnu++2a" }
-// { dg-do run { target c++2a } }
+// { dg-do run { target c++20 } }
 // { dg-require-thread-fence "" }
 // { dg-add-options libatomic }
 
diff --git a/libstdc++-v3/testsuite/29_atomics/atomic_float/wait_notify.cc b/libstdc++-v3/testsuite/29_atomics/atomic_float/wait_notify.cc
index 50c5be6..eff3a05 100644
--- a/libstdc++-v3/testsuite/29_atomics/atomic_float/wait_notify.cc
+++ b/libstdc++-v3/testsuite/29_atomics/atomic_float/wait_notify.cc
@@ -1,5 +1,4 @@
-// { dg-options "-std=gnu++2a" }
-// { dg-do run { target c++2a } }
+// { dg-do run { target c++20 } }
 // { dg-require-gthreads "" }
 // { dg-additional-options "-pthread" { target pthread } }
 // { dg-add-options libatomic }
diff --git a/libstdc++-v3/testsuite/29_atomics/atomic_integral/cons/value_init.cc b/libstdc++-v3/testsuite/29_atomics/atomic_integral/cons/value_init.cc
index 2f6a48d..58b03f3 100644
--- a/libstdc++-v3/testsuite/29_atomics/atomic_integral/cons/value_init.cc
+++ b/libstdc++-v3/testsuite/29_atomics/atomic_integral/cons/value_init.cc
@@ -15,8 +15,7 @@
 // with this library; see the file COPYING3.  If not see
 // <http://www.gnu.org/licenses/>.
 
-// { dg-options "-std=gnu++2a" }
-// { dg-do run { target c++2a } }
+// { dg-do run { target c++20 } }
 // { dg-require-thread-fence "" }
 
 #include <atomic>
diff --git a/libstdc++-v3/testsuite/29_atomics/atomic_integral/wait_notify.cc b/libstdc++-v3/testsuite/29_atomics/atomic_integral/wait_notify.cc
index 0e6a307..d032be8 100644
--- a/libstdc++-v3/testsuite/29_atomics/atomic_integral/wait_notify.cc
+++ b/libstdc++-v3/testsuite/29_atomics/atomic_integral/wait_notify.cc
@@ -1,5 +1,4 @@
-// { dg-options "-std=gnu++2a" }
-// { dg-do run { target c++2a } }
+// { dg-do run { target c++20 } }
 // { dg-require-gthreads "" }
 // { dg-add-options libatomic }
 // { dg-additional-options "-pthread" { target pthread } }
diff --git a/libstdc++-v3/testsuite/29_atomics/atomic_ref/compare_exchange_padding.cc b/libstdc++-v3/testsuite/29_atomics/atomic_ref/compare_exchange_padding.cc
index 8469ebf..2a3d1d4 100644
--- a/libstdc++-v3/testsuite/29_atomics/atomic_ref/compare_exchange_padding.cc
+++ b/libstdc++-v3/testsuite/29_atomics/atomic_ref/compare_exchange_padding.cc
@@ -1,4 +1,3 @@
-// { dg-options "-std=gnu++20" }
 // { dg-do run { target c++20 } }
 // { dg-require-thread-fence "" }
 // { dg-add-options libatomic }
diff --git a/libstdc++-v3/testsuite/29_atomics/atomic_ref/deduction.cc b/libstdc++-v3/testsuite/29_atomics/atomic_ref/deduction.cc
index 1298b78..dbefc9b 100644
--- a/libstdc++-v3/testsuite/29_atomics/atomic_ref/deduction.cc
+++ b/libstdc++-v3/testsuite/29_atomics/atomic_ref/deduction.cc
@@ -15,8 +15,7 @@
 // with this library; see the file COPYING3.  If not see
 // <http://www.gnu.org/licenses/>.
 
-// { dg-options "-std=gnu++2a" }
-// { dg-do compile { target c++2a } }
+// { dg-do compile { target c++20 } }
 
 #include <atomic>
 
diff --git a/libstdc++-v3/testsuite/29_atomics/atomic_ref/float.cc b/libstdc++-v3/testsuite/29_atomics/atomic_ref/float.cc
index a34aa39..82db34a 100644
--- a/libstdc++-v3/testsuite/29_atomics/atomic_ref/float.cc
+++ b/libstdc++-v3/testsuite/29_atomics/atomic_ref/float.cc
@@ -15,8 +15,7 @@
 // with this library; see the file COPYING3.  If not see
 // <http://www.gnu.org/licenses/>.
 
-// { dg-options "-std=gnu++2a" }
-// { dg-do run { target c++2a } }
+// { dg-do run { target c++20 } }
 
 #include <atomic>
 #include <testsuite_hooks.h>
diff --git a/libstdc++-v3/testsuite/29_atomics/atomic_ref/generic.cc b/libstdc++-v3/testsuite/29_atomics/atomic_ref/generic.cc
index adae07f..f875175 100644
--- a/libstdc++-v3/testsuite/29_atomics/atomic_ref/generic.cc
+++ b/libstdc++-v3/testsuite/29_atomics/atomic_ref/generic.cc
@@ -15,8 +15,7 @@
 // with this library; see the file COPYING3.  If not see
 // <http://www.gnu.org/licenses/>.
 
-// { dg-options "-std=gnu++2a" }
-// { dg-do run { target c++2a } }
+// { dg-do run { target c++20 } }
 // { dg-require-thread-fence "" }
 // { dg-add-options libatomic }
 
diff --git a/libstdc++-v3/testsuite/29_atomics/atomic_ref/integral.cc b/libstdc++-v3/testsuite/29_atomics/atomic_ref/integral.cc
index a98adb7..eb22afc 100644
--- a/libstdc++-v3/testsuite/29_atomics/atomic_ref/integral.cc
+++ b/libstdc++-v3/testsuite/29_atomics/atomic_ref/integral.cc
@@ -15,8 +15,7 @@
 // with this library; see the file COPYING3.  If not see
 // <http://www.gnu.org/licenses/>.
 
-// { dg-options "-std=gnu++2a" }
-// { dg-do run { target c++2a } }
+// { dg-do run { target c++20 } }
 // { dg-require-thread-fence "" }
 // { dg-add-options libatomic }
 
diff --git a/libstdc++-v3/testsuite/29_atomics/atomic_ref/pointer.cc b/libstdc++-v3/testsuite/29_atomics/atomic_ref/pointer.cc
index b9c7d84..6fe00b5 100644
--- a/libstdc++-v3/testsuite/29_atomics/atomic_ref/pointer.cc
+++ b/libstdc++-v3/testsuite/29_atomics/atomic_ref/pointer.cc
@@ -15,8 +15,7 @@
 // with this library; see the file COPYING3.  If not see
 // <http://www.gnu.org/licenses/>.
 
-// { dg-options "-std=gnu++2a" }
-// { dg-do run { target c++2a } }
+// { dg-do run { target c++20 } }
 // { dg-require-thread-fence "" }
 // { dg-add-options libatomic }
 
diff --git a/libstdc++-v3/testsuite/29_atomics/atomic_ref/requirements.cc b/libstdc++-v3/testsuite/29_atomics/atomic_ref/requirements.cc
index 5e61d80..42be6e4 100644
--- a/libstdc++-v3/testsuite/29_atomics/atomic_ref/requirements.cc
+++ b/libstdc++-v3/testsuite/29_atomics/atomic_ref/requirements.cc
@@ -15,8 +15,7 @@
 // with this library; see the file COPYING3.  If not see
 // <http://www.gnu.org/licenses/>.
 
-// { dg-options "-std=gnu++2a" }
-// { dg-do compile { target c++2a } }
+// { dg-do compile { target c++20 } }
 
 #include <atomic>
 
diff --git a/libstdc++-v3/testsuite/29_atomics/headers/atomic/types_std_c++20.cc b/libstdc++-v3/testsuite/29_atomics/headers/atomic/types_std_c++20.cc
index 3440347..71bf22f 100644
--- a/libstdc++-v3/testsuite/29_atomics/headers/atomic/types_std_c++20.cc
+++ b/libstdc++-v3/testsuite/29_atomics/headers/atomic/types_std_c++20.cc
@@ -1,5 +1,4 @@
-// { dg-options "-std=gnu++2a" }
-// { dg-do compile { target c++2a } }
+// { dg-do compile { target c++20 } }
 // { dg-require-cstdint "" }
 
 // Copyright (C) 2008-2023 Free Software Foundation, Inc.
diff --git a/libstdc++-v3/testsuite/29_atomics/headers/atomic/types_std_c++20_neg.cc b/libstdc++-v3/testsuite/29_atomics/headers/atomic/types_std_c++20_neg.cc
index fcf9e97..3dfdfe4 100644
--- a/libstdc++-v3/testsuite/29_atomics/headers/atomic/types_std_c++20_neg.cc
+++ b/libstdc++-v3/testsuite/29_atomics/headers/atomic/types_std_c++20_neg.cc
@@ -1,5 +1,4 @@
-// { dg-options "-std=gnu++2a" }
-// { dg-do compile { target c++2a } }
+// { dg-do compile { target c++20 } }
 // { dg-require-cstdint "" }
 
 // Copyright (C) 2009-2023 Free Software Foundation, Inc.
diff --git a/libstdc++-v3/testsuite/29_atomics/headers/atomic/types_std_c++2a.cc b/libstdc++-v3/testsuite/29_atomics/headers/atomic/types_std_c++2a.cc
index 4e5bf25..fe6c9fe 100644
--- a/libstdc++-v3/testsuite/29_atomics/headers/atomic/types_std_c++2a.cc
+++ b/libstdc++-v3/testsuite/29_atomics/headers/atomic/types_std_c++2a.cc
@@ -1,5 +1,4 @@
-// { dg-options "-std=gnu++2a" }
-// { dg-do compile { target c++2a } }
+// { dg-do compile { target c++20 } }
 
 // Copyright (C) 2019-2023 Free Software Foundation, Inc.
 //
diff --git a/libstdc++-v3/testsuite/29_atomics/headers/atomic/types_std_c++2a_neg.cc b/libstdc++-v3/testsuite/29_atomics/headers/atomic/types_std_c++2a_neg.cc
index 65199ce..42e6793 100644
--- a/libstdc++-v3/testsuite/29_atomics/headers/atomic/types_std_c++2a_neg.cc
+++ b/libstdc++-v3/testsuite/29_atomics/headers/atomic/types_std_c++2a_neg.cc
@@ -1,4 +1,3 @@
-// { dg-options "-std=gnu++2a" }
 // { dg-do compile { target c++20 } }
 // Disable PCH because <bits/stdc++.h> includes <stdatomic.h> which declares
 // memory_order in the global namespace.