[PATCH 11/13] libstdc++: Remove dg-options "-std=gnu++23" from remaining tests

[Jonathan Wakely <jwakely@redhat.com>]

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

libstdc++-v3/ChangeLog:

	* testsuite/18_support/headers/limits/synopsis_cxx23.cc: Remove
	dg-options.
	* testsuite/18_support/headers/stdfloat/types_std.cc: Likewise.
	* testsuite/18_support/type_info/constexpr.cc: Likewise.
	* testsuite/19_diagnostics/stacktrace/current.cc: Likewise.
	* testsuite/19_diagnostics/stacktrace/entry.cc: Likewise.
	* testsuite/19_diagnostics/stacktrace/stacktrace.cc: Likewise.
	* testsuite/19_diagnostics/stacktrace/synopsis.cc: Likewise.
	* testsuite/19_diagnostics/stacktrace/version.cc: Likewise.
	* testsuite/20_util/aligned_storage/deprecated-2b.cc: Likewise.
	* testsuite/20_util/aligned_union/deprecated-2b.cc: Likewise.
	* testsuite/20_util/bitset/access/constexpr.cc: Likewise.
	* testsuite/20_util/bitset/cons/constexpr_c++23.cc: Likewise.
	* testsuite/20_util/bitset/count/constexpr.cc: Likewise.
	* testsuite/20_util/bitset/ext/constexpr.cc: Likewise.
	* testsuite/20_util/bitset/operations/constexpr_c++23.cc:
	Likewise.
	* testsuite/20_util/bitset/version.cc: Likewise.
	* testsuite/20_util/from_chars/8.cc: Likewise.
	* testsuite/20_util/from_chars/constexpr.cc: Likewise.
	* testsuite/20_util/function/cons/deduction_c++23.cc: Likewise.
	* testsuite/20_util/function_objects/invoke/4.cc: Likewise.
	* testsuite/20_util/function_objects/invoke/dangling_ref.cc:
	Likewise.
	* testsuite/20_util/is_scoped_enum/value.cc: Likewise.
	* testsuite/20_util/is_scoped_enum/version.cc: Likewise.
	* testsuite/20_util/move_only_function/call.cc: Likewise.
	* testsuite/20_util/move_only_function/cons.cc: Likewise.
	* testsuite/20_util/move_only_function/move.cc: Likewise.
	* testsuite/20_util/move_only_function/version.cc: Likewise.
	* testsuite/20_util/optional/monadic/and_then.cc: Likewise.
	* testsuite/20_util/optional/monadic/or_else.cc: Likewise.
	* testsuite/20_util/optional/monadic/or_else_neg.cc: Likewise.
	* testsuite/20_util/optional/monadic/pr109242.cc: Likewise.
	* testsuite/20_util/optional/monadic/transform.cc: Likewise.
	* testsuite/20_util/pair/p2321r2.cc: Likewise.
	* testsuite/20_util/reference_from_temporary/value.cc: Likewise.
	* testsuite/20_util/reference_from_temporary/value2.cc:
	Likewise.
	* testsuite/20_util/reference_from_temporary/version.cc:
	Likewise.
	* testsuite/20_util/to_chars/constexpr.cc: Likewise.
	* testsuite/20_util/to_chars/float128_c++23.cc: Likewise.
	* testsuite/20_util/to_chars/float16_c++23.cc: Likewise.
	* testsuite/20_util/to_chars/version.cc: Likewise.
	* testsuite/20_util/to_underlying/1.cc: Likewise.
	* testsuite/20_util/to_underlying/version.cc: Likewise.
	* testsuite/20_util/tuple/p2321r2.cc: Likewise.
	* testsuite/20_util/unique_ptr/assign/constexpr.cc: Likewise.
	* testsuite/20_util/unique_ptr/comparison/constexpr.cc:
	Likewise.
	* testsuite/20_util/unique_ptr/cons/constexpr_c++20.cc:
	Likewise.
	* testsuite/20_util/unique_ptr/creation/constexpr.cc: Likewise.
	* testsuite/20_util/unique_ptr/modifiers/constexpr.cc: Likewise.
	* testsuite/20_util/unique_ptr/specialized_algorithms/constexpr.cc: Likewise.
	* testsuite/20_util/unreachable/1.cc: Likewise.
	* testsuite/20_util/unreachable/version.cc: Likewise.
	* testsuite/20_util/uses_allocator/lwg3677.cc: Likewise.
	* testsuite/21_strings/basic_string/capacity/char/resize_and_overwrite.cc: Likewise.
	* testsuite/21_strings/basic_string/operations/contains/char.cc:
	Likewise.
	* testsuite/21_strings/basic_string/operations/contains/nonnull.cc: Likewise.
	* testsuite/21_strings/basic_string/operations/contains/wchar_t.cc: Likewise.
	* testsuite/21_strings/basic_string_view/cons/char/range_c++20.cc: Likewise.
	* testsuite/21_strings/basic_string_view/cons/wchar_t/range_c++20.cc: Likewise.
	* testsuite/21_strings/basic_string_view/operations/contains/char.cc: Likewise.
	* testsuite/21_strings/basic_string_view/operations/contains/char/2.cc: Likewise.
	* testsuite/21_strings/basic_string_view/operations/contains/nonnull.cc: Likewise.
	* testsuite/21_strings/basic_string_view/operations/contains/wchar_t.cc: Likewise.
	* testsuite/23_containers/queue/cons_from_iters.cc: Likewise.
	* testsuite/23_containers/stack/cons_from_iters.cc: Likewise.
	* testsuite/23_containers/vector/bool/element_access/1.cc:
	Likewise.
	* testsuite/24_iterators/const_iterator/1.cc: Likewise.
	* testsuite/25_algorithms/contains/1.cc: Likewise.
	* testsuite/25_algorithms/contains_subrange/1.cc: Likewise.
	* testsuite/25_algorithms/find_last/1.cc: Likewise.
	* testsuite/25_algorithms/find_last_if/1.cc: Likewise.
	* testsuite/25_algorithms/find_last_if_not/1.cc: Likewise.
	* testsuite/25_algorithms/fold_left/1.cc: Likewise.
	* testsuite/25_algorithms/fold_right/1.cc: Likewise.
	* testsuite/25_algorithms/iota/1.cc: Likewise.
	* testsuite/26_numerics/bit/bit.byteswap/byteswap.cc: Likewise.
	* testsuite/26_numerics/bit/bit.byteswap/version.cc: Likewise.
	* testsuite/26_numerics/complex/ext_c++23.cc: Likewise.
	* testsuite/26_numerics/headers/cmath/c99_classification_macros_c++23.cc: Likewise.
	* testsuite/26_numerics/headers/cmath/constexpr_std_c++23.cc:
	Likewise.
	* testsuite/26_numerics/headers/cmath/functions_std_c++23.cc:
	Likewise.
	* testsuite/26_numerics/headers/cmath/nextafter_c++23.cc:
	Likewise.
	* testsuite/26_numerics/numbers/4.cc: Likewise.
	* testsuite/27_io/basic_ostream/inserters_other/char/volatile_ptr.cc: Likewise.
	* testsuite/27_io/filesystem/path/native/conv_c++23.cc:
	Likewise.
	* testsuite/27_io/spanstream/1.cc: Likewise.
	* testsuite/27_io/spanstream/2.cc: Likewise.
	* testsuite/27_io/spanstream/version.cc: Likewise.
	* testsuite/29_atomics/atomic_float/requirements_cxx23.cc:
	Likewise.
	* testsuite/29_atomics/headers/stdatomic.h/c_compat.cc:
	Likewise.
	* testsuite/29_atomics/headers/stdatomic.h/version.cc: Likewise.
	* testsuite/30_threads/packaged_task/cons/deduction_c++23.cc:
	Likewise.
	* testsuite/experimental/filesystem/path/native/conv_c++23.cc:
	Likewise.
	* testsuite/std/ranges/adaptors/adjacent/1.cc: Likewise.
	* testsuite/std/ranges/adaptors/adjacent_transform/1.cc:
	Likewise.
	* testsuite/std/ranges/adaptors/as_const/1.cc: Likewise.
	* testsuite/std/ranges/adaptors/as_rvalue/1.cc: Likewise.
	* testsuite/std/ranges/adaptors/chunk/1.cc: Likewise.
	* testsuite/std/ranges/adaptors/chunk_by/1.cc: Likewise.
	* testsuite/std/ranges/adaptors/enumerate/1.cc: Likewise.
	* testsuite/std/ranges/adaptors/join_with/1.cc: Likewise.
	* testsuite/std/ranges/adaptors/lwg3715.cc: Likewise.
	* testsuite/std/ranges/adaptors/slide/1.cc: Likewise.
	* testsuite/std/ranges/adaptors/stride/1.cc: Likewise.
	* testsuite/std/ranges/cartesian_product/1.cc: Likewise.
	* testsuite/std/ranges/range_adaptor_closure.cc: Likewise.
	* testsuite/std/ranges/repeat/1.cc: Likewise.
	* testsuite/std/ranges/version_c++23.cc: Likewise.
	* testsuite/std/ranges/zip/1.cc: Likewise.
	* testsuite/std/ranges/zip_transform/1.cc: Likewise.
---
 .../testsuite/18_support/headers/limits/synopsis_cxx23.cc       | 1 -
 libstdc++-v3/testsuite/18_support/headers/stdfloat/types_std.cc | 1 -
 libstdc++-v3/testsuite/18_support/type_info/constexpr.cc        | 2 +-
 libstdc++-v3/testsuite/19_diagnostics/stacktrace/current.cc     | 2 +-
 libstdc++-v3/testsuite/19_diagnostics/stacktrace/entry.cc       | 2 +-
 libstdc++-v3/testsuite/19_diagnostics/stacktrace/stacktrace.cc  | 2 +-
 libstdc++-v3/testsuite/19_diagnostics/stacktrace/synopsis.cc    | 1 -
 libstdc++-v3/testsuite/19_diagnostics/stacktrace/version.cc     | 1 -
 libstdc++-v3/testsuite/20_util/aligned_storage/deprecated-2b.cc | 1 -
 libstdc++-v3/testsuite/20_util/aligned_union/deprecated-2b.cc   | 1 -
 libstdc++-v3/testsuite/20_util/bitset/access/constexpr.cc       | 1 -
 libstdc++-v3/testsuite/20_util/bitset/cons/constexpr_c++23.cc   | 1 -
 libstdc++-v3/testsuite/20_util/bitset/count/constexpr.cc        | 1 -
 libstdc++-v3/testsuite/20_util/bitset/ext/constexpr.cc          | 1 -
 .../testsuite/20_util/bitset/operations/constexpr_c++23.cc      | 1 -
 libstdc++-v3/testsuite/20_util/bitset/version.cc                | 1 -
 libstdc++-v3/testsuite/20_util/from_chars/8.cc                  | 1 -
 libstdc++-v3/testsuite/20_util/from_chars/constexpr.cc          | 1 -
 libstdc++-v3/testsuite/20_util/function/cons/deduction_c++23.cc | 1 -
 libstdc++-v3/testsuite/20_util/function_objects/invoke/4.cc     | 1 -
 .../testsuite/20_util/function_objects/invoke/dangling_ref.cc   | 1 -
 libstdc++-v3/testsuite/20_util/is_scoped_enum/value.cc          | 1 -
 libstdc++-v3/testsuite/20_util/is_scoped_enum/version.cc        | 1 -
 libstdc++-v3/testsuite/20_util/move_only_function/call.cc       | 1 -
 libstdc++-v3/testsuite/20_util/move_only_function/cons.cc       | 1 -
 libstdc++-v3/testsuite/20_util/move_only_function/move.cc       | 1 -
 libstdc++-v3/testsuite/20_util/move_only_function/version.cc    | 1 -
 libstdc++-v3/testsuite/20_util/optional/monadic/and_then.cc     | 1 -
 libstdc++-v3/testsuite/20_util/optional/monadic/or_else.cc      | 1 -
 libstdc++-v3/testsuite/20_util/optional/monadic/or_else_neg.cc  | 1 -
 libstdc++-v3/testsuite/20_util/optional/monadic/pr109242.cc     | 1 -
 libstdc++-v3/testsuite/20_util/optional/monadic/transform.cc    | 1 -
 libstdc++-v3/testsuite/20_util/pair/p2321r2.cc                  | 1 -
 .../testsuite/20_util/reference_from_temporary/value.cc         | 1 -
 .../testsuite/20_util/reference_from_temporary/value2.cc        | 1 -
 .../testsuite/20_util/reference_from_temporary/version.cc       | 1 -
 libstdc++-v3/testsuite/20_util/to_chars/constexpr.cc            | 1 -
 libstdc++-v3/testsuite/20_util/to_chars/float128_c++23.cc       | 1 -
 libstdc++-v3/testsuite/20_util/to_chars/float16_c++23.cc        | 1 -
 libstdc++-v3/testsuite/20_util/to_chars/version.cc              | 1 -
 libstdc++-v3/testsuite/20_util/to_underlying/1.cc               | 1 -
 libstdc++-v3/testsuite/20_util/to_underlying/version.cc         | 1 -
 libstdc++-v3/testsuite/20_util/tuple/p2321r2.cc                 | 1 -
 libstdc++-v3/testsuite/20_util/unique_ptr/assign/constexpr.cc   | 1 -
 .../testsuite/20_util/unique_ptr/comparison/constexpr.cc        | 1 -
 .../testsuite/20_util/unique_ptr/cons/constexpr_c++20.cc        | 1 -
 libstdc++-v3/testsuite/20_util/unique_ptr/creation/constexpr.cc | 1 -
 .../testsuite/20_util/unique_ptr/modifiers/constexpr.cc         | 1 -
 .../20_util/unique_ptr/specialized_algorithms/constexpr.cc      | 1 -
 libstdc++-v3/testsuite/20_util/unreachable/1.cc                 | 1 -
 libstdc++-v3/testsuite/20_util/unreachable/version.cc           | 1 -
 libstdc++-v3/testsuite/20_util/uses_allocator/lwg3677.cc        | 1 -
 .../basic_string/capacity/char/resize_and_overwrite.cc          | 1 -
 .../21_strings/basic_string/operations/contains/char.cc         | 1 -
 .../21_strings/basic_string/operations/contains/nonnull.cc      | 2 +-
 .../21_strings/basic_string/operations/contains/wchar_t.cc      | 1 -
 .../21_strings/basic_string_view/cons/char/range_c++20.cc       | 1 -
 .../21_strings/basic_string_view/cons/wchar_t/range_c++20.cc    | 1 -
 .../21_strings/basic_string_view/operations/contains/char.cc    | 1 -
 .../21_strings/basic_string_view/operations/contains/char/2.cc  | 1 -
 .../21_strings/basic_string_view/operations/contains/nonnull.cc | 2 +-
 .../21_strings/basic_string_view/operations/contains/wchar_t.cc | 1 -
 libstdc++-v3/testsuite/23_containers/queue/cons_from_iters.cc   | 1 -
 libstdc++-v3/testsuite/23_containers/stack/cons_from_iters.cc   | 1 -
 .../testsuite/23_containers/vector/bool/element_access/1.cc     | 1 -
 libstdc++-v3/testsuite/24_iterators/const_iterator/1.cc         | 1 -
 libstdc++-v3/testsuite/25_algorithms/contains/1.cc              | 1 -
 libstdc++-v3/testsuite/25_algorithms/contains_subrange/1.cc     | 1 -
 libstdc++-v3/testsuite/25_algorithms/find_last/1.cc             | 1 -
 libstdc++-v3/testsuite/25_algorithms/find_last_if/1.cc          | 1 -
 libstdc++-v3/testsuite/25_algorithms/find_last_if_not/1.cc      | 1 -
 libstdc++-v3/testsuite/25_algorithms/fold_left/1.cc             | 1 -
 libstdc++-v3/testsuite/25_algorithms/fold_right/1.cc            | 1 -
 libstdc++-v3/testsuite/25_algorithms/iota/1.cc                  | 1 -
 libstdc++-v3/testsuite/26_numerics/bit/bit.byteswap/byteswap.cc | 1 -
 libstdc++-v3/testsuite/26_numerics/bit/bit.byteswap/version.cc  | 1 -
 libstdc++-v3/testsuite/26_numerics/complex/ext_c++23.cc         | 1 -
 .../headers/cmath/c99_classification_macros_c++23.cc            | 1 -
 .../testsuite/26_numerics/headers/cmath/constexpr_std_c++23.cc  | 1 -
 .../testsuite/26_numerics/headers/cmath/functions_std_c++23.cc  | 1 -
 .../testsuite/26_numerics/headers/cmath/nextafter_c++23.cc      | 1 -
 libstdc++-v3/testsuite/26_numerics/numbers/4.cc                 | 1 -
 .../27_io/basic_ostream/inserters_other/char/volatile_ptr.cc    | 2 +-
 .../testsuite/27_io/filesystem/path/native/conv_c++23.cc        | 1 -
 libstdc++-v3/testsuite/27_io/spanstream/1.cc                    | 1 -
 libstdc++-v3/testsuite/27_io/spanstream/2.cc                    | 1 -
 libstdc++-v3/testsuite/27_io/spanstream/version.cc              | 1 -
 .../testsuite/29_atomics/atomic_float/requirements_cxx23.cc     | 1 -
 .../testsuite/29_atomics/headers/stdatomic.h/c_compat.cc        | 1 -
 .../testsuite/29_atomics/headers/stdatomic.h/version.cc         | 1 -
 .../testsuite/30_threads/packaged_task/cons/deduction_c++23.cc  | 1 -
 .../testsuite/experimental/filesystem/path/native/conv_c++23.cc | 1 -
 libstdc++-v3/testsuite/std/ranges/adaptors/adjacent/1.cc        | 1 -
 .../testsuite/std/ranges/adaptors/adjacent_transform/1.cc       | 1 -
 libstdc++-v3/testsuite/std/ranges/adaptors/as_const/1.cc        | 1 -
 libstdc++-v3/testsuite/std/ranges/adaptors/as_rvalue/1.cc       | 1 -
 libstdc++-v3/testsuite/std/ranges/adaptors/chunk/1.cc           | 1 -
 libstdc++-v3/testsuite/std/ranges/adaptors/chunk_by/1.cc        | 1 -
 libstdc++-v3/testsuite/std/ranges/adaptors/enumerate/1.cc       | 1 -
 libstdc++-v3/testsuite/std/ranges/adaptors/join_with/1.cc       | 1 -
 libstdc++-v3/testsuite/std/ranges/adaptors/lwg3715.cc           | 1 -
 libstdc++-v3/testsuite/std/ranges/adaptors/slide/1.cc           | 1 -
 libstdc++-v3/testsuite/std/ranges/adaptors/stride/1.cc          | 1 -
 libstdc++-v3/testsuite/std/ranges/cartesian_product/1.cc        | 1 -
 libstdc++-v3/testsuite/std/ranges/range_adaptor_closure.cc      | 1 -
 libstdc++-v3/testsuite/std/ranges/repeat/1.cc                   | 1 -
 libstdc++-v3/testsuite/std/ranges/version_c++23.cc              | 1 -
 libstdc++-v3/testsuite/std/ranges/zip/1.cc                      | 1 -
 libstdc++-v3/testsuite/std/ranges/zip_transform/1.cc            | 1 -
 109 files changed, 7 insertions(+), 109 deletions(-)

diff --git a/libstdc++-v3/testsuite/18_support/headers/limits/synopsis_cxx23.cc b/libstdc++-v3/testsuite/18_support/headers/limits/synopsis_cxx23.cc
index 355eb2b2e69..2d9ea0503e7 100644
--- a/libstdc++-v3/testsuite/18_support/headers/limits/synopsis_cxx23.cc
+++ b/libstdc++-v3/testsuite/18_support/headers/limits/synopsis_cxx23.cc
@@ -1,4 +1,3 @@
-// { dg-options "-std=gnu++2b" }
 // { dg-do compile { target c++23 } }
 // { dg-require-normal-namespace "" }
 
diff --git a/libstdc++-v3/testsuite/18_support/headers/stdfloat/types_std.cc b/libstdc++-v3/testsuite/18_support/headers/stdfloat/types_std.cc
index 8a12abfbd6a..eb4d5ec017a 100644
--- a/libstdc++-v3/testsuite/18_support/headers/stdfloat/types_std.cc
+++ b/libstdc++-v3/testsuite/18_support/headers/stdfloat/types_std.cc
@@ -1,4 +1,3 @@
-// { dg-options "-std=gnu++2b" }
 // { dg-do compile { target c++23 } }
 
 // Copyright (C) 2022-2023 Free Software Foundation, Inc.
diff --git a/libstdc++-v3/testsuite/18_support/type_info/constexpr.cc b/libstdc++-v3/testsuite/18_support/type_info/constexpr.cc
index 6fb67b43f17..9390aa45f80 100644
--- a/libstdc++-v3/testsuite/18_support/type_info/constexpr.cc
+++ b/libstdc++-v3/testsuite/18_support/type_info/constexpr.cc
@@ -1,4 +1,4 @@
-// { dg-options "-std=gnu++23 -frtti" }
+// { dg-options "-frtti" }
 // { dg-do compile { target c++23 } }
 // { dg-additional-options "-fdelete-null-pointer-checks" }
 
diff --git a/libstdc++-v3/testsuite/19_diagnostics/stacktrace/current.cc b/libstdc++-v3/testsuite/19_diagnostics/stacktrace/current.cc
index f6c860fc7a4..a27836d27af 100644
--- a/libstdc++-v3/testsuite/19_diagnostics/stacktrace/current.cc
+++ b/libstdc++-v3/testsuite/19_diagnostics/stacktrace/current.cc
@@ -1,4 +1,4 @@
-// { dg-options "-std=gnu++23 -lstdc++exp" }
+// { dg-options "-lstdc++exp" }
 // { dg-do run { target c++23 } }
 // { dg-require-effective-target stacktrace }
 
diff --git a/libstdc++-v3/testsuite/19_diagnostics/stacktrace/entry.cc b/libstdc++-v3/testsuite/19_diagnostics/stacktrace/entry.cc
index f0406953d03..ab016d56400 100644
--- a/libstdc++-v3/testsuite/19_diagnostics/stacktrace/entry.cc
+++ b/libstdc++-v3/testsuite/19_diagnostics/stacktrace/entry.cc
@@ -1,4 +1,4 @@
-// { dg-options "-std=gnu++23 -lstdc++exp" }
+// { dg-options "-lstdc++exp" }
 // { dg-do run { target c++23 } }
 // { dg-require-effective-target stacktrace }
 
diff --git a/libstdc++-v3/testsuite/19_diagnostics/stacktrace/stacktrace.cc b/libstdc++-v3/testsuite/19_diagnostics/stacktrace/stacktrace.cc
index 0a358b7b8ff..5dfa76951df 100644
--- a/libstdc++-v3/testsuite/19_diagnostics/stacktrace/stacktrace.cc
+++ b/libstdc++-v3/testsuite/19_diagnostics/stacktrace/stacktrace.cc
@@ -1,4 +1,4 @@
-// { dg-options "-std=gnu++23 -lstdc++exp" }
+// { dg-options "-lstdc++exp" }
 // { dg-do run { target c++23 } }
 // { dg-require-effective-target stacktrace }
 
diff --git a/libstdc++-v3/testsuite/19_diagnostics/stacktrace/synopsis.cc b/libstdc++-v3/testsuite/19_diagnostics/stacktrace/synopsis.cc
index ece5d526fb9..faf7110b071 100644
--- a/libstdc++-v3/testsuite/19_diagnostics/stacktrace/synopsis.cc
+++ b/libstdc++-v3/testsuite/19_diagnostics/stacktrace/synopsis.cc
@@ -1,4 +1,3 @@
-// { dg-options "-std=gnu++23" }
 // { dg-do compile { target c++23 } }
 // { dg-require-effective-target stacktrace }
 
diff --git a/libstdc++-v3/testsuite/19_diagnostics/stacktrace/version.cc b/libstdc++-v3/testsuite/19_diagnostics/stacktrace/version.cc
index d59a0696c25..ecfaf4165c3 100644
--- a/libstdc++-v3/testsuite/19_diagnostics/stacktrace/version.cc
+++ b/libstdc++-v3/testsuite/19_diagnostics/stacktrace/version.cc
@@ -1,4 +1,3 @@
-// { dg-options "-std=gnu++23" }
 // { dg-do preprocess { target c++23 } }
 // { dg-require-effective-target stacktrace }
 
diff --git a/libstdc++-v3/testsuite/20_util/aligned_storage/deprecated-2b.cc b/libstdc++-v3/testsuite/20_util/aligned_storage/deprecated-2b.cc
index a0e338a5843..fb6800b7999 100644
--- a/libstdc++-v3/testsuite/20_util/aligned_storage/deprecated-2b.cc
+++ b/libstdc++-v3/testsuite/20_util/aligned_storage/deprecated-2b.cc
@@ -15,7 +15,6 @@
 // with this library; see the file COPYING3.  If not see
 // <http://www.gnu.org/licenses/>.
 
-// { dg-options "-std=gnu++23" }
 // { dg-do compile { target c++23 } }
 
 #include <type_traits>
diff --git a/libstdc++-v3/testsuite/20_util/aligned_union/deprecated-2b.cc b/libstdc++-v3/testsuite/20_util/aligned_union/deprecated-2b.cc
index fa00a923856..18c71d9e29b 100644
--- a/libstdc++-v3/testsuite/20_util/aligned_union/deprecated-2b.cc
+++ b/libstdc++-v3/testsuite/20_util/aligned_union/deprecated-2b.cc
@@ -15,7 +15,6 @@
 // with this library; see the file COPYING3.  If not see
 // <http://www.gnu.org/licenses/>.
 
-// { dg-options "-std=gnu++23" }
 // { dg-do compile { target c++23 } }
 
 #include <type_traits>
diff --git a/libstdc++-v3/testsuite/20_util/bitset/access/constexpr.cc b/libstdc++-v3/testsuite/20_util/bitset/access/constexpr.cc
index 53bb07f9498..6cf08b51306 100644
--- a/libstdc++-v3/testsuite/20_util/bitset/access/constexpr.cc
+++ b/libstdc++-v3/testsuite/20_util/bitset/access/constexpr.cc
@@ -1,4 +1,3 @@
-// { dg-options "-std=gnu++23" }
 // { dg-do compile { target c++23 } }
 
 #include <bitset>
diff --git a/libstdc++-v3/testsuite/20_util/bitset/cons/constexpr_c++23.cc b/libstdc++-v3/testsuite/20_util/bitset/cons/constexpr_c++23.cc
index d308c2b2f10..871d17d9b04 100644
--- a/libstdc++-v3/testsuite/20_util/bitset/cons/constexpr_c++23.cc
+++ b/libstdc++-v3/testsuite/20_util/bitset/cons/constexpr_c++23.cc
@@ -1,4 +1,3 @@
-// { dg-options "-std=gnu++23" }
 // { dg-do compile { target c++23 } }
 // This test relies on std::string.
 // { dg-require-effective-target hosted }
diff --git a/libstdc++-v3/testsuite/20_util/bitset/count/constexpr.cc b/libstdc++-v3/testsuite/20_util/bitset/count/constexpr.cc
index 98f8e2259e1..0832fcf9732 100644
--- a/libstdc++-v3/testsuite/20_util/bitset/count/constexpr.cc
+++ b/libstdc++-v3/testsuite/20_util/bitset/count/constexpr.cc
@@ -1,4 +1,3 @@
-// { dg-options "-std=gnu++23" }
 // { dg-do compile { target c++23 } }
 
 #include <bitset>
diff --git a/libstdc++-v3/testsuite/20_util/bitset/ext/constexpr.cc b/libstdc++-v3/testsuite/20_util/bitset/ext/constexpr.cc
index 4bacefad14a..53709023256 100644
--- a/libstdc++-v3/testsuite/20_util/bitset/ext/constexpr.cc
+++ b/libstdc++-v3/testsuite/20_util/bitset/ext/constexpr.cc
@@ -1,4 +1,3 @@
-// { dg-options "-std=gnu++23" }
 // { dg-do compile { target c++23 } }
 // This test relies on std::string.
 // { dg-require-effective-target hosted }
diff --git a/libstdc++-v3/testsuite/20_util/bitset/operations/constexpr_c++23.cc b/libstdc++-v3/testsuite/20_util/bitset/operations/constexpr_c++23.cc
index c594dd696a4..5ca209dd538 100644
--- a/libstdc++-v3/testsuite/20_util/bitset/operations/constexpr_c++23.cc
+++ b/libstdc++-v3/testsuite/20_util/bitset/operations/constexpr_c++23.cc
@@ -1,4 +1,3 @@
-// { dg-options "-std=gnu++23" }
 // { dg-do compile { target c++23 } }
 
 #include <bitset>
diff --git a/libstdc++-v3/testsuite/20_util/bitset/version.cc b/libstdc++-v3/testsuite/20_util/bitset/version.cc
index 791ec43bf2d..1badb29507a 100644
--- a/libstdc++-v3/testsuite/20_util/bitset/version.cc
+++ b/libstdc++-v3/testsuite/20_util/bitset/version.cc
@@ -1,4 +1,3 @@
-// { dg-options "-std=gnu++23" }
 // { dg-do preprocess { target c++23 } }
 // { dg-require-effective-target hosted }
 
diff --git a/libstdc++-v3/testsuite/20_util/from_chars/8.cc b/libstdc++-v3/testsuite/20_util/from_chars/8.cc
index d37460a655c..0b6d4008c76 100644
--- a/libstdc++-v3/testsuite/20_util/from_chars/8.cc
+++ b/libstdc++-v3/testsuite/20_util/from_chars/8.cc
@@ -15,7 +15,6 @@
 // with this library; see the file COPYING3.  If not see
 // <http://www.gnu.org/licenses/>.
 
-// { dg-options "-std=gnu++2b" }
 // { dg-do run { target c++23 } }
 // { dg-add-options ieee }
 
diff --git a/libstdc++-v3/testsuite/20_util/from_chars/constexpr.cc b/libstdc++-v3/testsuite/20_util/from_chars/constexpr.cc
index 6e146947c1f..1a19e70246b 100644
--- a/libstdc++-v3/testsuite/20_util/from_chars/constexpr.cc
+++ b/libstdc++-v3/testsuite/20_util/from_chars/constexpr.cc
@@ -1,4 +1,3 @@
-// { dg-options "-std=gnu++23" }
 // { dg-do compile { target c++23 } }
 
 #include <charconv>
diff --git a/libstdc++-v3/testsuite/20_util/function/cons/deduction_c++23.cc b/libstdc++-v3/testsuite/20_util/function/cons/deduction_c++23.cc
index 856e0b845b8..132bfb8fbfe 100644
--- a/libstdc++-v3/testsuite/20_util/function/cons/deduction_c++23.cc
+++ b/libstdc++-v3/testsuite/20_util/function/cons/deduction_c++23.cc
@@ -1,4 +1,3 @@
-// { dg-options "-std=gnu++23" }
 // { dg-do compile { target c++23 } }
 // { dg-require-effective-target hosted }
 
diff --git a/libstdc++-v3/testsuite/20_util/function_objects/invoke/4.cc b/libstdc++-v3/testsuite/20_util/function_objects/invoke/4.cc
index 3ee6711f687..38367f70534 100644
--- a/libstdc++-v3/testsuite/20_util/function_objects/invoke/4.cc
+++ b/libstdc++-v3/testsuite/20_util/function_objects/invoke/4.cc
@@ -1,4 +1,3 @@
-// { dg-options "-std=gnu++2b" }
 // { dg-do compile { target c++23 } }
 
 #include <functional>
diff --git a/libstdc++-v3/testsuite/20_util/function_objects/invoke/dangling_ref.cc b/libstdc++-v3/testsuite/20_util/function_objects/invoke/dangling_ref.cc
index 1513480bd8f..c274498aa43 100644
--- a/libstdc++-v3/testsuite/20_util/function_objects/invoke/dangling_ref.cc
+++ b/libstdc++-v3/testsuite/20_util/function_objects/invoke/dangling_ref.cc
@@ -1,4 +1,3 @@
-// { dg-options "-std=gnu++23" }
 // { dg-do compile { target c++23 } }
 #include <functional>
 
diff --git a/libstdc++-v3/testsuite/20_util/is_scoped_enum/value.cc b/libstdc++-v3/testsuite/20_util/is_scoped_enum/value.cc
index 61880cac5be..43dc03be8a8 100644
--- a/libstdc++-v3/testsuite/20_util/is_scoped_enum/value.cc
+++ b/libstdc++-v3/testsuite/20_util/is_scoped_enum/value.cc
@@ -15,7 +15,6 @@
 // with this library; see the file COPYING3.  If not see
 // <http://www.gnu.org/licenses/>.
 
-// { dg-options "-std=gnu++23" }
 // { dg-do compile { target c++23 } }
 
 #include <type_traits>
diff --git a/libstdc++-v3/testsuite/20_util/is_scoped_enum/version.cc b/libstdc++-v3/testsuite/20_util/is_scoped_enum/version.cc
index 93eea36c7ac..698cb48d3b3 100644
--- a/libstdc++-v3/testsuite/20_util/is_scoped_enum/version.cc
+++ b/libstdc++-v3/testsuite/20_util/is_scoped_enum/version.cc
@@ -15,7 +15,6 @@
 // with this library; see the file COPYING3.  If not see
 // <http://www.gnu.org/licenses/>.
 
-// { dg-options "-std=gnu++23" }
 // { dg-do compile { target c++23 } }
 
 #include <version>
diff --git a/libstdc++-v3/testsuite/20_util/move_only_function/call.cc b/libstdc++-v3/testsuite/20_util/move_only_function/call.cc
index 3e159836412..bfc609afe37 100644
--- a/libstdc++-v3/testsuite/20_util/move_only_function/call.cc
+++ b/libstdc++-v3/testsuite/20_util/move_only_function/call.cc
@@ -1,4 +1,3 @@
-// { dg-options "-std=gnu++23" }
 // { dg-do run { target c++23 } }
 // { dg-require-effective-target hosted }
 
diff --git a/libstdc++-v3/testsuite/20_util/move_only_function/cons.cc b/libstdc++-v3/testsuite/20_util/move_only_function/cons.cc
index 44e9681b694..ffe2398f80c 100644
--- a/libstdc++-v3/testsuite/20_util/move_only_function/cons.cc
+++ b/libstdc++-v3/testsuite/20_util/move_only_function/cons.cc
@@ -1,4 +1,3 @@
-// { dg-options "-std=gnu++23" }
 // { dg-do compile { target c++23 } }
 // { dg-require-effective-target hosted }
 
diff --git a/libstdc++-v3/testsuite/20_util/move_only_function/move.cc b/libstdc++-v3/testsuite/20_util/move_only_function/move.cc
index 0bed6edbf1a..51e31a6323d 100644
--- a/libstdc++-v3/testsuite/20_util/move_only_function/move.cc
+++ b/libstdc++-v3/testsuite/20_util/move_only_function/move.cc
@@ -1,4 +1,3 @@
-// { dg-options "-std=gnu++23" }
 // { dg-do run { target c++23 } }
 // { dg-require-effective-target hosted }
 
diff --git a/libstdc++-v3/testsuite/20_util/move_only_function/version.cc b/libstdc++-v3/testsuite/20_util/move_only_function/version.cc
index f33b82f8ca7..b051a63f729 100644
--- a/libstdc++-v3/testsuite/20_util/move_only_function/version.cc
+++ b/libstdc++-v3/testsuite/20_util/move_only_function/version.cc
@@ -1,4 +1,3 @@
-// { dg-options "-std=gnu++23" }
 // { dg-do compile { target c++23 } }
 // { dg-require-effective-target hosted }
 
diff --git a/libstdc++-v3/testsuite/20_util/optional/monadic/and_then.cc b/libstdc++-v3/testsuite/20_util/optional/monadic/and_then.cc
index c7e54efafee..a969ca5077e 100644
--- a/libstdc++-v3/testsuite/20_util/optional/monadic/and_then.cc
+++ b/libstdc++-v3/testsuite/20_util/optional/monadic/and_then.cc
@@ -1,4 +1,3 @@
-// { dg-options "-std=gnu++23" }
 // { dg-do run { target c++23 } }
 
 #include <optional>
diff --git a/libstdc++-v3/testsuite/20_util/optional/monadic/or_else.cc b/libstdc++-v3/testsuite/20_util/optional/monadic/or_else.cc
index 05081046c80..de88a2ab5fe 100644
--- a/libstdc++-v3/testsuite/20_util/optional/monadic/or_else.cc
+++ b/libstdc++-v3/testsuite/20_util/optional/monadic/or_else.cc
@@ -1,4 +1,3 @@
-// { dg-options "-std=gnu++23" }
 // { dg-do run { target c++23 } }
 
 #include <optional>
diff --git a/libstdc++-v3/testsuite/20_util/optional/monadic/or_else_neg.cc b/libstdc++-v3/testsuite/20_util/optional/monadic/or_else_neg.cc
index 16e94864f3b..f5028c15bc3 100644
--- a/libstdc++-v3/testsuite/20_util/optional/monadic/or_else_neg.cc
+++ b/libstdc++-v3/testsuite/20_util/optional/monadic/or_else_neg.cc
@@ -1,4 +1,3 @@
-// { dg-options "-std=gnu++23" }
 // { dg-do compile { target c++23 } }
 
 #include <optional>
diff --git a/libstdc++-v3/testsuite/20_util/optional/monadic/pr109242.cc b/libstdc++-v3/testsuite/20_util/optional/monadic/pr109242.cc
index a25b6251589..d34319e8c27 100644
--- a/libstdc++-v3/testsuite/20_util/optional/monadic/pr109242.cc
+++ b/libstdc++-v3/testsuite/20_util/optional/monadic/pr109242.cc
@@ -1,4 +1,3 @@
-// { dg-options "-std=gnu++23" }
 // { dg-do compile { target c++23 } }
 
 #include <optional>
diff --git a/libstdc++-v3/testsuite/20_util/optional/monadic/transform.cc b/libstdc++-v3/testsuite/20_util/optional/monadic/transform.cc
index b08837ee03b..b5dd3c09c87 100644
--- a/libstdc++-v3/testsuite/20_util/optional/monadic/transform.cc
+++ b/libstdc++-v3/testsuite/20_util/optional/monadic/transform.cc
@@ -1,4 +1,3 @@
-// { dg-options "-std=gnu++23" }
 // { dg-do run { target c++23 } }
 
 #include <optional>
diff --git a/libstdc++-v3/testsuite/20_util/pair/p2321r2.cc b/libstdc++-v3/testsuite/20_util/pair/p2321r2.cc
index 4f436ee03d6..a09204ce796 100644
--- a/libstdc++-v3/testsuite/20_util/pair/p2321r2.cc
+++ b/libstdc++-v3/testsuite/20_util/pair/p2321r2.cc
@@ -1,5 +1,4 @@
 // Verify P2321R2 "zip" enhancements to std::pair.
-// { dg-options "-std=gnu++23" }
 // { dg-do run { target c++23 } }
 
 #include <utility>
diff --git a/libstdc++-v3/testsuite/20_util/reference_from_temporary/value.cc b/libstdc++-v3/testsuite/20_util/reference_from_temporary/value.cc
index ca02912afeb..2df559bd0dd 100644
--- a/libstdc++-v3/testsuite/20_util/reference_from_temporary/value.cc
+++ b/libstdc++-v3/testsuite/20_util/reference_from_temporary/value.cc
@@ -15,7 +15,6 @@
 // with this library; see the file COPYING3.  If not see
 // <http://www.gnu.org/licenses/>.
 
-// { dg-options "-std=gnu++23" }
 // { dg-do compile { target c++23 } }
 
 #include <type_traits>
diff --git a/libstdc++-v3/testsuite/20_util/reference_from_temporary/value2.cc b/libstdc++-v3/testsuite/20_util/reference_from_temporary/value2.cc
index a06711a9a3b..23155648fcb 100644
--- a/libstdc++-v3/testsuite/20_util/reference_from_temporary/value2.cc
+++ b/libstdc++-v3/testsuite/20_util/reference_from_temporary/value2.cc
@@ -15,7 +15,6 @@
 // with this library; see the file COPYING3.  If not see
 // <http://www.gnu.org/licenses/>.
 
-// { dg-options "-std=gnu++23" }
 // { dg-do compile { target c++23 } }
 
 #include <type_traits>
diff --git a/libstdc++-v3/testsuite/20_util/reference_from_temporary/version.cc b/libstdc++-v3/testsuite/20_util/reference_from_temporary/version.cc
index cb78f351e33..7f42c190961 100644
--- a/libstdc++-v3/testsuite/20_util/reference_from_temporary/version.cc
+++ b/libstdc++-v3/testsuite/20_util/reference_from_temporary/version.cc
@@ -15,7 +15,6 @@
 // with this library; see the file COPYING3.  If not see
 // <http://www.gnu.org/licenses/>.
 
-// { dg-options "-std=gnu++23" }
 // { dg-do compile { target c++23 } }
 
 #include <version>
diff --git a/libstdc++-v3/testsuite/20_util/to_chars/constexpr.cc b/libstdc++-v3/testsuite/20_util/to_chars/constexpr.cc
index 10855b737c7..e51ea4dbbbe 100644
--- a/libstdc++-v3/testsuite/20_util/to_chars/constexpr.cc
+++ b/libstdc++-v3/testsuite/20_util/to_chars/constexpr.cc
@@ -1,4 +1,3 @@
-// { dg-options "-std=gnu++23" }
 // { dg-do compile { target c++23 } }
 
 #include <charconv>
diff --git a/libstdc++-v3/testsuite/20_util/to_chars/float128_c++23.cc b/libstdc++-v3/testsuite/20_util/to_chars/float128_c++23.cc
index 318a3563c8e..f1306263b88 100644
--- a/libstdc++-v3/testsuite/20_util/to_chars/float128_c++23.cc
+++ b/libstdc++-v3/testsuite/20_util/to_chars/float128_c++23.cc
@@ -15,7 +15,6 @@
 // with this library; see the file COPYING3.  If not see
 // <http://www.gnu.org/licenses/>.
 
-// { dg-options "-std=gnu++2b" }
 // { dg-do run { target c++23 } }
 // { dg-require-effective-target ieee_floats }
 // { dg-require-effective-target size32plus }
diff --git a/libstdc++-v3/testsuite/20_util/to_chars/float16_c++23.cc b/libstdc++-v3/testsuite/20_util/to_chars/float16_c++23.cc
index c6f81098ecf..4db53391ca9 100644
--- a/libstdc++-v3/testsuite/20_util/to_chars/float16_c++23.cc
+++ b/libstdc++-v3/testsuite/20_util/to_chars/float16_c++23.cc
@@ -15,7 +15,6 @@
 // with this library; see the file COPYING3.  If not see
 // <http://www.gnu.org/licenses/>.
 
-// { dg-options "-std=gnu++2b" }
 // { dg-do run { target c++23 } }
 // { dg-require-effective-target ieee_floats }
 // { dg-require-effective-target size32plus }
diff --git a/libstdc++-v3/testsuite/20_util/to_chars/version.cc b/libstdc++-v3/testsuite/20_util/to_chars/version.cc
index 2789afa28ef..440e2207aed 100644
--- a/libstdc++-v3/testsuite/20_util/to_chars/version.cc
+++ b/libstdc++-v3/testsuite/20_util/to_chars/version.cc
@@ -1,4 +1,3 @@
-// { dg-options "-std=gnu++23" }
 // { dg-do preprocess { target c++23 } }
 // { dg-require-effective-target hosted }
 
diff --git a/libstdc++-v3/testsuite/20_util/to_underlying/1.cc b/libstdc++-v3/testsuite/20_util/to_underlying/1.cc
index a215dfcb256..c970238b297 100644
--- a/libstdc++-v3/testsuite/20_util/to_underlying/1.cc
+++ b/libstdc++-v3/testsuite/20_util/to_underlying/1.cc
@@ -15,7 +15,6 @@
 // with this library; see the file COPYING3.  If not see
 // <http://www.gnu.org/licenses/>.
 
-// { dg-options "-std=gnu++23" }
 // { dg-do compile { target c++23 } }
 
 #include <utility>
diff --git a/libstdc++-v3/testsuite/20_util/to_underlying/version.cc b/libstdc++-v3/testsuite/20_util/to_underlying/version.cc
index 0a4df495004..f800d7c09e5 100644
--- a/libstdc++-v3/testsuite/20_util/to_underlying/version.cc
+++ b/libstdc++-v3/testsuite/20_util/to_underlying/version.cc
@@ -15,7 +15,6 @@
 // with this library; see the file COPYING3.  If not see
 // <http://www.gnu.org/licenses/>.
 
-// { dg-options "-std=gnu++23" }
 // { dg-do compile { target c++23 } }
 
 #include <version>
diff --git a/libstdc++-v3/testsuite/20_util/tuple/p2321r2.cc b/libstdc++-v3/testsuite/20_util/tuple/p2321r2.cc
index ceed38b16ec..774968d87e5 100644
--- a/libstdc++-v3/testsuite/20_util/tuple/p2321r2.cc
+++ b/libstdc++-v3/testsuite/20_util/tuple/p2321r2.cc
@@ -1,5 +1,4 @@
 // Verify P2321R2 "zip" enhancements to std::tuple.
-// { dg-options "-std=gnu++23" }
 // { dg-do run { target c++23 } }
 // FIXME [!HOSTED]: avoidable std::allocator usage
 // { dg-require-effective-target hosted }
diff --git a/libstdc++-v3/testsuite/20_util/unique_ptr/assign/constexpr.cc b/libstdc++-v3/testsuite/20_util/unique_ptr/assign/constexpr.cc
index fb4acbda2d5..30f8d454f0e 100644
--- a/libstdc++-v3/testsuite/20_util/unique_ptr/assign/constexpr.cc
+++ b/libstdc++-v3/testsuite/20_util/unique_ptr/assign/constexpr.cc
@@ -1,4 +1,3 @@
-// { dg-options "-std=gnu++23" }
 // { dg-do compile { target c++23 } }
 
 #include <memory>
diff --git a/libstdc++-v3/testsuite/20_util/unique_ptr/comparison/constexpr.cc b/libstdc++-v3/testsuite/20_util/unique_ptr/comparison/constexpr.cc
index 83e4f0826a8..9c1da0b8251 100644
--- a/libstdc++-v3/testsuite/20_util/unique_ptr/comparison/constexpr.cc
+++ b/libstdc++-v3/testsuite/20_util/unique_ptr/comparison/constexpr.cc
@@ -1,4 +1,3 @@
-// { dg-options "-std=gnu++23" }
 // { dg-do compile { target c++23 } }
 
 #include <memory>
diff --git a/libstdc++-v3/testsuite/20_util/unique_ptr/cons/constexpr_c++20.cc b/libstdc++-v3/testsuite/20_util/unique_ptr/cons/constexpr_c++20.cc
index 243d80aaba5..02cbd929c94 100644
--- a/libstdc++-v3/testsuite/20_util/unique_ptr/cons/constexpr_c++20.cc
+++ b/libstdc++-v3/testsuite/20_util/unique_ptr/cons/constexpr_c++20.cc
@@ -1,4 +1,3 @@
-// { dg-options "-std=gnu++23" }
 // { dg-do compile { target c++23 } }
 
 #include <memory>
diff --git a/libstdc++-v3/testsuite/20_util/unique_ptr/creation/constexpr.cc b/libstdc++-v3/testsuite/20_util/unique_ptr/creation/constexpr.cc
index f673342cb16..d972e29b514 100644
--- a/libstdc++-v3/testsuite/20_util/unique_ptr/creation/constexpr.cc
+++ b/libstdc++-v3/testsuite/20_util/unique_ptr/creation/constexpr.cc
@@ -1,4 +1,3 @@
-// { dg-options "-std=gnu++23" }
 // { dg-do compile { target c++23 } }
 // { dg-require-effective-target hosted }
 
diff --git a/libstdc++-v3/testsuite/20_util/unique_ptr/modifiers/constexpr.cc b/libstdc++-v3/testsuite/20_util/unique_ptr/modifiers/constexpr.cc
index 81908fdc081..75678bc3e42 100644
--- a/libstdc++-v3/testsuite/20_util/unique_ptr/modifiers/constexpr.cc
+++ b/libstdc++-v3/testsuite/20_util/unique_ptr/modifiers/constexpr.cc
@@ -1,4 +1,3 @@
-// { dg-options "-std=gnu++23" }
 // { dg-do compile { target c++23 } }
 
 #include <memory>
diff --git a/libstdc++-v3/testsuite/20_util/unique_ptr/specialized_algorithms/constexpr.cc b/libstdc++-v3/testsuite/20_util/unique_ptr/specialized_algorithms/constexpr.cc
index 91a0165d212..0c11a966bb7 100644
--- a/libstdc++-v3/testsuite/20_util/unique_ptr/specialized_algorithms/constexpr.cc
+++ b/libstdc++-v3/testsuite/20_util/unique_ptr/specialized_algorithms/constexpr.cc
@@ -1,4 +1,3 @@
-// { dg-options "-std=gnu++23" }
 // { dg-do compile { target c++23 } }
 
 #include <memory>
diff --git a/libstdc++-v3/testsuite/20_util/unreachable/1.cc b/libstdc++-v3/testsuite/20_util/unreachable/1.cc
index 0c463d52a48..98d801b3969 100644
--- a/libstdc++-v3/testsuite/20_util/unreachable/1.cc
+++ b/libstdc++-v3/testsuite/20_util/unreachable/1.cc
@@ -1,4 +1,3 @@
-// { dg-options "-std=gnu++23" }
 // { dg-do compile { target c++23 } }
 
 #include <utility>
diff --git a/libstdc++-v3/testsuite/20_util/unreachable/version.cc b/libstdc++-v3/testsuite/20_util/unreachable/version.cc
index c7795900c30..b64a6cd82c0 100644
--- a/libstdc++-v3/testsuite/20_util/unreachable/version.cc
+++ b/libstdc++-v3/testsuite/20_util/unreachable/version.cc
@@ -1,4 +1,3 @@
-// { dg-options "-std=gnu++23" }
 // { dg-do preprocess { target c++23 } }
 
 #include <version>
diff --git a/libstdc++-v3/testsuite/20_util/uses_allocator/lwg3677.cc b/libstdc++-v3/testsuite/20_util/uses_allocator/lwg3677.cc
index b2595d0eb22..c0789d74d86 100644
--- a/libstdc++-v3/testsuite/20_util/uses_allocator/lwg3677.cc
+++ b/libstdc++-v3/testsuite/20_util/uses_allocator/lwg3677.cc
@@ -1,4 +1,3 @@
-// { dg-options "-std=gnu++23" }
 // { dg-do run { target c++20 } }
 // { dg-require-effective-target hosted }
 
diff --git a/libstdc++-v3/testsuite/21_strings/basic_string/capacity/char/resize_and_overwrite.cc b/libstdc++-v3/testsuite/21_strings/basic_string/capacity/char/resize_and_overwrite.cc
index 3265ebc3486..3c88b7c163b 100644
--- a/libstdc++-v3/testsuite/21_strings/basic_string/capacity/char/resize_and_overwrite.cc
+++ b/libstdc++-v3/testsuite/21_strings/basic_string/capacity/char/resize_and_overwrite.cc
@@ -1,4 +1,3 @@
-// { dg-options "-std=gnu++23" }
 // { dg-do run { target c++23 } }
 
 #include <string>
diff --git a/libstdc++-v3/testsuite/21_strings/basic_string/operations/contains/char.cc b/libstdc++-v3/testsuite/21_strings/basic_string/operations/contains/char.cc
index d8ebb50575c..fc96b7f3264 100644
--- a/libstdc++-v3/testsuite/21_strings/basic_string/operations/contains/char.cc
+++ b/libstdc++-v3/testsuite/21_strings/basic_string/operations/contains/char.cc
@@ -1,4 +1,3 @@
-// { dg-options "-std=gnu++23" }
 // { dg-do run { target c++23 } }
 
 // Copyright (C) 2021-2023 Free Software Foundation, Inc.
diff --git a/libstdc++-v3/testsuite/21_strings/basic_string/operations/contains/nonnull.cc b/libstdc++-v3/testsuite/21_strings/basic_string/operations/contains/nonnull.cc
index 41bb3911390..f8002447be4 100644
--- a/libstdc++-v3/testsuite/21_strings/basic_string/operations/contains/nonnull.cc
+++ b/libstdc++-v3/testsuite/21_strings/basic_string/operations/contains/nonnull.cc
@@ -1,4 +1,4 @@
-// { dg-options "-std=gnu++23 -Wnonnull -O0 -Wno-unused-result" }
+// { dg-options "-Wnonnull -O0 -Wno-unused-result" }
 // { dg-do compile { target c++23 } }
 
 #include <string>
diff --git a/libstdc++-v3/testsuite/21_strings/basic_string/operations/contains/wchar_t.cc b/libstdc++-v3/testsuite/21_strings/basic_string/operations/contains/wchar_t.cc
index 2d6b057b034..3fd7ef8e4f0 100644
--- a/libstdc++-v3/testsuite/21_strings/basic_string/operations/contains/wchar_t.cc
+++ b/libstdc++-v3/testsuite/21_strings/basic_string/operations/contains/wchar_t.cc
@@ -1,4 +1,3 @@
-// { dg-options "-std=gnu++23" }
 // { dg-do run { target c++23 } }
 
 // Copyright (C) 2021-2023 Free Software Foundation, Inc.
diff --git a/libstdc++-v3/testsuite/21_strings/basic_string_view/cons/char/range_c++20.cc b/libstdc++-v3/testsuite/21_strings/basic_string_view/cons/char/range_c++20.cc
index 0d0fd0f3775..0e954cd2093 100644
--- a/libstdc++-v3/testsuite/21_strings/basic_string_view/cons/char/range_c++20.cc
+++ b/libstdc++-v3/testsuite/21_strings/basic_string_view/cons/char/range_c++20.cc
@@ -15,7 +15,6 @@
 // with this library; see the file COPYING3.  If not see
 // <http://www.gnu.org/licenses/>.
 
-// { dg-options "-std=gnu++23" }
 // { dg-do run { target c++23 } }
 
 #include <string_view>
diff --git a/libstdc++-v3/testsuite/21_strings/basic_string_view/cons/wchar_t/range_c++20.cc b/libstdc++-v3/testsuite/21_strings/basic_string_view/cons/wchar_t/range_c++20.cc
index de224446724..8a4b23f13bc 100644
--- a/libstdc++-v3/testsuite/21_strings/basic_string_view/cons/wchar_t/range_c++20.cc
+++ b/libstdc++-v3/testsuite/21_strings/basic_string_view/cons/wchar_t/range_c++20.cc
@@ -15,7 +15,6 @@
 // with this library; see the file COPYING3.  If not see
 // <http://www.gnu.org/licenses/>.
 
-// { dg-options "-std=gnu++23" }
 // { dg-do run { target c++23 } }
 
 #include <string_view>
diff --git a/libstdc++-v3/testsuite/21_strings/basic_string_view/operations/contains/char.cc b/libstdc++-v3/testsuite/21_strings/basic_string_view/operations/contains/char.cc
index 84930f276c0..f59cad37722 100644
--- a/libstdc++-v3/testsuite/21_strings/basic_string_view/operations/contains/char.cc
+++ b/libstdc++-v3/testsuite/21_strings/basic_string_view/operations/contains/char.cc
@@ -1,4 +1,3 @@
-// { dg-options "-std=gnu++23" }
 // { dg-do compile { target c++23 } }
 
 // Copyright (C) 2021-2023 Free Software Foundation, Inc.
diff --git a/libstdc++-v3/testsuite/21_strings/basic_string_view/operations/contains/char/2.cc b/libstdc++-v3/testsuite/21_strings/basic_string_view/operations/contains/char/2.cc
index 19a8f5f251d..2f1b6848b76 100644
--- a/libstdc++-v3/testsuite/21_strings/basic_string_view/operations/contains/char/2.cc
+++ b/libstdc++-v3/testsuite/21_strings/basic_string_view/operations/contains/char/2.cc
@@ -1,4 +1,3 @@
-// { dg-options "-std=gnu++23" }
 // { dg-do compile { target c++23 } }
 
 // Copyright (C) 2021-2023 Free Software Foundation, Inc.
diff --git a/libstdc++-v3/testsuite/21_strings/basic_string_view/operations/contains/nonnull.cc b/libstdc++-v3/testsuite/21_strings/basic_string_view/operations/contains/nonnull.cc
index fafadcca01c..78d07b1669c 100644
--- a/libstdc++-v3/testsuite/21_strings/basic_string_view/operations/contains/nonnull.cc
+++ b/libstdc++-v3/testsuite/21_strings/basic_string_view/operations/contains/nonnull.cc
@@ -1,4 +1,4 @@
-// { dg-options "-std=gnu++23 -Wnonnull -O0 -Wno-unused-result" }
+// { dg-options "-Wnonnull -O0 -Wno-unused-result" }
 // { dg-do compile { target c++23 } }
 
 #include <string_view>
diff --git a/libstdc++-v3/testsuite/21_strings/basic_string_view/operations/contains/wchar_t.cc b/libstdc++-v3/testsuite/21_strings/basic_string_view/operations/contains/wchar_t.cc
index 8aad6b06388..02db4efcce5 100644
--- a/libstdc++-v3/testsuite/21_strings/basic_string_view/operations/contains/wchar_t.cc
+++ b/libstdc++-v3/testsuite/21_strings/basic_string_view/operations/contains/wchar_t.cc
@@ -1,4 +1,3 @@
-// { dg-options "-std=gnu++23" }
 // { dg-do compile { target c++23 } }
 
 // Copyright (C) 2021-2023 Free Software Foundation, Inc.
diff --git a/libstdc++-v3/testsuite/23_containers/queue/cons_from_iters.cc b/libstdc++-v3/testsuite/23_containers/queue/cons_from_iters.cc
index 1237d6ebc3a..334ef00b79e 100644
--- a/libstdc++-v3/testsuite/23_containers/queue/cons_from_iters.cc
+++ b/libstdc++-v3/testsuite/23_containers/queue/cons_from_iters.cc
@@ -15,7 +15,6 @@
 // with this library; see the file COPYING3.  If not see
 // <http://www.gnu.org/licenses/>.
 
-// { dg-options "-std=gnu++23" }
 // { dg-do run { target c++23 } }
 
 #include <queue>
diff --git a/libstdc++-v3/testsuite/23_containers/stack/cons_from_iters.cc b/libstdc++-v3/testsuite/23_containers/stack/cons_from_iters.cc
index 2125df56eb6..77240952909 100644
--- a/libstdc++-v3/testsuite/23_containers/stack/cons_from_iters.cc
+++ b/libstdc++-v3/testsuite/23_containers/stack/cons_from_iters.cc
@@ -15,7 +15,6 @@
 // with this library; see the file COPYING3.  If not see
 // <http://www.gnu.org/licenses/>.
 
-// { dg-options "-std=gnu++23" }
 // { dg-do run { target c++23 } }
 
 #include <stack>
diff --git a/libstdc++-v3/testsuite/23_containers/vector/bool/element_access/1.cc b/libstdc++-v3/testsuite/23_containers/vector/bool/element_access/1.cc
index 9016c026b33..2a430845058 100644
--- a/libstdc++-v3/testsuite/23_containers/vector/bool/element_access/1.cc
+++ b/libstdc++-v3/testsuite/23_containers/vector/bool/element_access/1.cc
@@ -1,4 +1,3 @@
-// { dg-options "-std=gnu++23" }
 // { dg-do compile { target c++23 } }
 // { dg-xfail-if "not supported" { debug_mode } }
 
diff --git a/libstdc++-v3/testsuite/24_iterators/const_iterator/1.cc b/libstdc++-v3/testsuite/24_iterators/const_iterator/1.cc
index 51befd29541..8b74d110fdf 100644
--- a/libstdc++-v3/testsuite/24_iterators/const_iterator/1.cc
+++ b/libstdc++-v3/testsuite/24_iterators/const_iterator/1.cc
@@ -1,4 +1,3 @@
-// { dg-options "-std=gnu++23" }
 // { dg-do run { target c++23 } }
 
 #include <iterator>
diff --git a/libstdc++-v3/testsuite/25_algorithms/contains/1.cc b/libstdc++-v3/testsuite/25_algorithms/contains/1.cc
index 146ab593b70..7d3fa048ef6 100644
--- a/libstdc++-v3/testsuite/25_algorithms/contains/1.cc
+++ b/libstdc++-v3/testsuite/25_algorithms/contains/1.cc
@@ -1,4 +1,3 @@
-// { dg-options "-std=gnu++23" }
 // { dg-do run { target c++23 } }
 
 #include <algorithm>
diff --git a/libstdc++-v3/testsuite/25_algorithms/contains_subrange/1.cc b/libstdc++-v3/testsuite/25_algorithms/contains_subrange/1.cc
index 6c3c99c0fd6..5482cc18575 100644
--- a/libstdc++-v3/testsuite/25_algorithms/contains_subrange/1.cc
+++ b/libstdc++-v3/testsuite/25_algorithms/contains_subrange/1.cc
@@ -1,4 +1,3 @@
-// { dg-options "-std=gnu++23" }
 // { dg-do run { target c++23 } }
 
 #include <algorithm>
diff --git a/libstdc++-v3/testsuite/25_algorithms/find_last/1.cc b/libstdc++-v3/testsuite/25_algorithms/find_last/1.cc
index ef5844c8afd..911e22887d1 100644
--- a/libstdc++-v3/testsuite/25_algorithms/find_last/1.cc
+++ b/libstdc++-v3/testsuite/25_algorithms/find_last/1.cc
@@ -1,4 +1,3 @@
-// { dg-options "-std=gnu++23" }
 // { dg-do run { target c++23 } }
 
 #include <algorithm>
diff --git a/libstdc++-v3/testsuite/25_algorithms/find_last_if/1.cc b/libstdc++-v3/testsuite/25_algorithms/find_last_if/1.cc
index 0a723475dec..1e880b35a30 100644
--- a/libstdc++-v3/testsuite/25_algorithms/find_last_if/1.cc
+++ b/libstdc++-v3/testsuite/25_algorithms/find_last_if/1.cc
@@ -1,4 +1,3 @@
-// { dg-options "-std=gnu++23" }
 // { dg-do run { target c++23 } }
 
 #include <algorithm>
diff --git a/libstdc++-v3/testsuite/25_algorithms/find_last_if_not/1.cc b/libstdc++-v3/testsuite/25_algorithms/find_last_if_not/1.cc
index 98aa94b7f2c..907c24ac19e 100644
--- a/libstdc++-v3/testsuite/25_algorithms/find_last_if_not/1.cc
+++ b/libstdc++-v3/testsuite/25_algorithms/find_last_if_not/1.cc
@@ -1,4 +1,3 @@
-// { dg-options "-std=gnu++23" }
 // { dg-do run { target c++23 } }
 
 #include <algorithm>
diff --git a/libstdc++-v3/testsuite/25_algorithms/fold_left/1.cc b/libstdc++-v3/testsuite/25_algorithms/fold_left/1.cc
index 4041d13315f..b08a0651174 100644
--- a/libstdc++-v3/testsuite/25_algorithms/fold_left/1.cc
+++ b/libstdc++-v3/testsuite/25_algorithms/fold_left/1.cc
@@ -1,4 +1,3 @@
-// { dg-options "-std=gnu++23" }
 // { dg-do run { target c++23 } }
 
 #include <algorithm>
diff --git a/libstdc++-v3/testsuite/25_algorithms/fold_right/1.cc b/libstdc++-v3/testsuite/25_algorithms/fold_right/1.cc
index b08b57c6364..207d51f5a73 100644
--- a/libstdc++-v3/testsuite/25_algorithms/fold_right/1.cc
+++ b/libstdc++-v3/testsuite/25_algorithms/fold_right/1.cc
@@ -1,4 +1,3 @@
-// { dg-options "-std=gnu++23" }
 // { dg-do run { target c++23 } }
 
 #include <algorithm>
diff --git a/libstdc++-v3/testsuite/25_algorithms/iota/1.cc b/libstdc++-v3/testsuite/25_algorithms/iota/1.cc
index ad2bf08adf5..61bf418b4da 100644
--- a/libstdc++-v3/testsuite/25_algorithms/iota/1.cc
+++ b/libstdc++-v3/testsuite/25_algorithms/iota/1.cc
@@ -1,4 +1,3 @@
-// { dg-options "-std=gnu++23" }
 // { dg-do run { target c++23 } }
 
 #include <algorithm>
diff --git a/libstdc++-v3/testsuite/26_numerics/bit/bit.byteswap/byteswap.cc b/libstdc++-v3/testsuite/26_numerics/bit/bit.byteswap/byteswap.cc
index 19f852f8e84..034019b3da2 100644
--- a/libstdc++-v3/testsuite/26_numerics/bit/bit.byteswap/byteswap.cc
+++ b/libstdc++-v3/testsuite/26_numerics/bit/bit.byteswap/byteswap.cc
@@ -15,7 +15,6 @@
 // with this library; see the file COPYING3.  If not see
 // <http://www.gnu.org/licenses/>.
 
-// { dg-options "-std=gnu++2b" }
 // { dg-do compile { target c++23 } }
 
 #include <bit>
diff --git a/libstdc++-v3/testsuite/26_numerics/bit/bit.byteswap/version.cc b/libstdc++-v3/testsuite/26_numerics/bit/bit.byteswap/version.cc
index ffe2566dbc9..c179944e6e8 100644
--- a/libstdc++-v3/testsuite/26_numerics/bit/bit.byteswap/version.cc
+++ b/libstdc++-v3/testsuite/26_numerics/bit/bit.byteswap/version.cc
@@ -15,7 +15,6 @@
 // with this library; see the file COPYING3.  If not see
 // <http://www.gnu.org/licenses/>.
 
-// { dg-options "-std=gnu++2b" }
 // { dg-do compile { target c++23 } }
 
 #include <version>
diff --git a/libstdc++-v3/testsuite/26_numerics/complex/ext_c++23.cc b/libstdc++-v3/testsuite/26_numerics/complex/ext_c++23.cc
index 68edcd2a95a..f84545775f4 100644
--- a/libstdc++-v3/testsuite/26_numerics/complex/ext_c++23.cc
+++ b/libstdc++-v3/testsuite/26_numerics/complex/ext_c++23.cc
@@ -15,7 +15,6 @@
 // with this library; see the file COPYING3.  If not see
 // <http://www.gnu.org/licenses/>.
 
-// { dg-options "-std=gnu++2b" }
 // { dg-do link { target c++23 } }
 
 #include <stdfloat>
diff --git a/libstdc++-v3/testsuite/26_numerics/headers/cmath/c99_classification_macros_c++23.cc b/libstdc++-v3/testsuite/26_numerics/headers/cmath/c99_classification_macros_c++23.cc
index 50612fc1edd..653e228ec28 100644
--- a/libstdc++-v3/testsuite/26_numerics/headers/cmath/c99_classification_macros_c++23.cc
+++ b/libstdc++-v3/testsuite/26_numerics/headers/cmath/c99_classification_macros_c++23.cc
@@ -15,7 +15,6 @@
 // with this library; see the file COPYING3.  If not see
 // <http://www.gnu.org/licenses/>.
 
-// { dg-options "-std=gnu++2b" }
 // { dg-do link { target c++23 } }
 // { dg-excess-errors "" { target uclibc } }
 
diff --git a/libstdc++-v3/testsuite/26_numerics/headers/cmath/constexpr_std_c++23.cc b/libstdc++-v3/testsuite/26_numerics/headers/cmath/constexpr_std_c++23.cc
index 5800f3b6a39..efcebe49b29 100644
--- a/libstdc++-v3/testsuite/26_numerics/headers/cmath/constexpr_std_c++23.cc
+++ b/libstdc++-v3/testsuite/26_numerics/headers/cmath/constexpr_std_c++23.cc
@@ -15,7 +15,6 @@
 // with this library; see the file COPYING3.  If not see
 // <http://www.gnu.org/licenses/>.
 
-// { dg-options "-std=gnu++2b" }
 // { dg-do link { target c++23 } }
 
 #include <stdfloat>
diff --git a/libstdc++-v3/testsuite/26_numerics/headers/cmath/functions_std_c++23.cc b/libstdc++-v3/testsuite/26_numerics/headers/cmath/functions_std_c++23.cc
index ce529af36d6..d9acc6a34a0 100644
--- a/libstdc++-v3/testsuite/26_numerics/headers/cmath/functions_std_c++23.cc
+++ b/libstdc++-v3/testsuite/26_numerics/headers/cmath/functions_std_c++23.cc
@@ -15,7 +15,6 @@
 // with this library; see the file COPYING3.  If not see
 // <http://www.gnu.org/licenses/>.
 
-// { dg-options "-std=gnu++2b" }
 // { dg-do link { target c++23 } }
 
 #include <stdfloat>
diff --git a/libstdc++-v3/testsuite/26_numerics/headers/cmath/nextafter_c++23.cc b/libstdc++-v3/testsuite/26_numerics/headers/cmath/nextafter_c++23.cc
index 462a6012f2c..874507699fa 100644
--- a/libstdc++-v3/testsuite/26_numerics/headers/cmath/nextafter_c++23.cc
+++ b/libstdc++-v3/testsuite/26_numerics/headers/cmath/nextafter_c++23.cc
@@ -15,7 +15,6 @@
 // with this library; see the file COPYING3.  If not see
 // <http://www.gnu.org/licenses/>.
 
-// { dg-options "-std=gnu++2b" }
 // { dg-do run { target c++23 } }
 
 #include <stdfloat>
diff --git a/libstdc++-v3/testsuite/26_numerics/numbers/4.cc b/libstdc++-v3/testsuite/26_numerics/numbers/4.cc
index e89167e086f..990a1670a97 100644
--- a/libstdc++-v3/testsuite/26_numerics/numbers/4.cc
+++ b/libstdc++-v3/testsuite/26_numerics/numbers/4.cc
@@ -15,7 +15,6 @@
 // with this library; see the file COPYING3.  If not see
 // <http://www.gnu.org/licenses/>.
 
-// { dg-options "-std=gnu++2b" }
 // { dg-do compile { target c++23 } }
 
 #include <numbers>
diff --git a/libstdc++-v3/testsuite/27_io/basic_ostream/inserters_other/char/volatile_ptr.cc b/libstdc++-v3/testsuite/27_io/basic_ostream/inserters_other/char/volatile_ptr.cc
index 151e13d3bdd..1a7d25da5d5 100644
--- a/libstdc++-v3/testsuite/27_io/basic_ostream/inserters_other/char/volatile_ptr.cc
+++ b/libstdc++-v3/testsuite/27_io/basic_ostream/inserters_other/char/volatile_ptr.cc
@@ -1,4 +1,4 @@
-// { dg-options "-std=gnu++23 -fno-inline" }
+// { dg-options "-fno-inline" }
 // { dg-do run { target c++23 } }
 
 #include <sstream>
diff --git a/libstdc++-v3/testsuite/27_io/filesystem/path/native/conv_c++23.cc b/libstdc++-v3/testsuite/27_io/filesystem/path/native/conv_c++23.cc
index b4efed2bd47..35b0e8b56b7 100644
--- a/libstdc++-v3/testsuite/27_io/filesystem/path/native/conv_c++23.cc
+++ b/libstdc++-v3/testsuite/27_io/filesystem/path/native/conv_c++23.cc
@@ -1,4 +1,3 @@
-// { dg-options "-std=gnu++23" }
 // { dg-do compile { target c++23 } }
 
 #include <filesystem>
diff --git a/libstdc++-v3/testsuite/27_io/spanstream/1.cc b/libstdc++-v3/testsuite/27_io/spanstream/1.cc
index b66ee60ec92..bd45a38ae3c 100644
--- a/libstdc++-v3/testsuite/27_io/spanstream/1.cc
+++ b/libstdc++-v3/testsuite/27_io/spanstream/1.cc
@@ -1,4 +1,3 @@
-// { dg-options "-std=gnu++23" }
 // { dg-do run { target c++23 } }
 
 #include <spanstream>
diff --git a/libstdc++-v3/testsuite/27_io/spanstream/2.cc b/libstdc++-v3/testsuite/27_io/spanstream/2.cc
index a13a50b0dce..6b5f62275b2 100644
--- a/libstdc++-v3/testsuite/27_io/spanstream/2.cc
+++ b/libstdc++-v3/testsuite/27_io/spanstream/2.cc
@@ -1,4 +1,3 @@
-// { dg-options "-std=gnu++23" }
 // { dg-do run { target c++23 } }
 
 #include <spanstream>
diff --git a/libstdc++-v3/testsuite/27_io/spanstream/version.cc b/libstdc++-v3/testsuite/27_io/spanstream/version.cc
index 26077c94630..7434e3b292e 100644
--- a/libstdc++-v3/testsuite/27_io/spanstream/version.cc
+++ b/libstdc++-v3/testsuite/27_io/spanstream/version.cc
@@ -1,4 +1,3 @@
-// { dg-options "-std=gnu++23" }
 // { dg-do compile { target c++23 } }
 // { dg-require-effective-target hosted }
 
diff --git a/libstdc++-v3/testsuite/29_atomics/atomic_float/requirements_cxx23.cc b/libstdc++-v3/testsuite/29_atomics/atomic_float/requirements_cxx23.cc
index df1562d874d..04393a76cb4 100644
--- a/libstdc++-v3/testsuite/29_atomics/atomic_float/requirements_cxx23.cc
+++ b/libstdc++-v3/testsuite/29_atomics/atomic_float/requirements_cxx23.cc
@@ -15,7 +15,6 @@
 // with this library; see the file COPYING3.  If not see
 // <http://www.gnu.org/licenses/>.
 
-// { dg-options "-std=gnu++2b" }
 // { dg-do compile { target c++23 } }
 
 #include <atomic>
diff --git a/libstdc++-v3/testsuite/29_atomics/headers/stdatomic.h/c_compat.cc b/libstdc++-v3/testsuite/29_atomics/headers/stdatomic.h/c_compat.cc
index 3364c60a225..70d37d4d8cd 100644
--- a/libstdc++-v3/testsuite/29_atomics/headers/stdatomic.h/c_compat.cc
+++ b/libstdc++-v3/testsuite/29_atomics/headers/stdatomic.h/c_compat.cc
@@ -1,4 +1,3 @@
-// { dg-options "-std=gnu++23" }
 // { dg-do compile { target c++23 } }
 
 #include <stdatomic.h>
diff --git a/libstdc++-v3/testsuite/29_atomics/headers/stdatomic.h/version.cc b/libstdc++-v3/testsuite/29_atomics/headers/stdatomic.h/version.cc
index ab74fe60934..26fa76d0229 100644
--- a/libstdc++-v3/testsuite/29_atomics/headers/stdatomic.h/version.cc
+++ b/libstdc++-v3/testsuite/29_atomics/headers/stdatomic.h/version.cc
@@ -1,4 +1,3 @@
-// { dg-options "-std=gnu++23" }
 // { dg-do preprocess { target c++23 } }
 
 // <stdatomic.h> is not freestanding.
diff --git a/libstdc++-v3/testsuite/30_threads/packaged_task/cons/deduction_c++23.cc b/libstdc++-v3/testsuite/30_threads/packaged_task/cons/deduction_c++23.cc
index e36edfa0359..6a43cf945d8 100644
--- a/libstdc++-v3/testsuite/30_threads/packaged_task/cons/deduction_c++23.cc
+++ b/libstdc++-v3/testsuite/30_threads/packaged_task/cons/deduction_c++23.cc
@@ -1,4 +1,3 @@
-// { dg-options "-std=gnu++23" }
 // { dg-do compile { target c++23 } }
 
 #include <future>
diff --git a/libstdc++-v3/testsuite/experimental/filesystem/path/native/conv_c++23.cc b/libstdc++-v3/testsuite/experimental/filesystem/path/native/conv_c++23.cc
index 81f57549ac9..e5e20cd0565 100644
--- a/libstdc++-v3/testsuite/experimental/filesystem/path/native/conv_c++23.cc
+++ b/libstdc++-v3/testsuite/experimental/filesystem/path/native/conv_c++23.cc
@@ -1,4 +1,3 @@
-// { dg-options "-std=gnu++23" }
 // { dg-do compile { target c++23 } }
 // { dg-require-filesystem-ts "" }
 
diff --git a/libstdc++-v3/testsuite/std/ranges/adaptors/adjacent/1.cc b/libstdc++-v3/testsuite/std/ranges/adaptors/adjacent/1.cc
index 19640abfe93..b83743a745c 100644
--- a/libstdc++-v3/testsuite/std/ranges/adaptors/adjacent/1.cc
+++ b/libstdc++-v3/testsuite/std/ranges/adaptors/adjacent/1.cc
@@ -1,4 +1,3 @@
-// { dg-options "-std=gnu++23" }
 // { dg-do run { target c++23 } }
 
 #include <ranges>
diff --git a/libstdc++-v3/testsuite/std/ranges/adaptors/adjacent_transform/1.cc b/libstdc++-v3/testsuite/std/ranges/adaptors/adjacent_transform/1.cc
index c32c639e815..6aeedbaa648 100644
--- a/libstdc++-v3/testsuite/std/ranges/adaptors/adjacent_transform/1.cc
+++ b/libstdc++-v3/testsuite/std/ranges/adaptors/adjacent_transform/1.cc
@@ -1,4 +1,3 @@
-// { dg-options "-std=gnu++23" }
 // { dg-do run { target c++23 } }
 
 #include <ranges>
diff --git a/libstdc++-v3/testsuite/std/ranges/adaptors/as_const/1.cc b/libstdc++-v3/testsuite/std/ranges/adaptors/as_const/1.cc
index ac1be7440e4..48c7d38a0a3 100644
--- a/libstdc++-v3/testsuite/std/ranges/adaptors/as_const/1.cc
+++ b/libstdc++-v3/testsuite/std/ranges/adaptors/as_const/1.cc
@@ -1,4 +1,3 @@
-// { dg-options "-std=gnu++23" }
 // { dg-do run { target c++23 } }
 
 #include <ranges>
diff --git a/libstdc++-v3/testsuite/std/ranges/adaptors/as_rvalue/1.cc b/libstdc++-v3/testsuite/std/ranges/adaptors/as_rvalue/1.cc
index da829606e06..74223a699b6 100644
--- a/libstdc++-v3/testsuite/std/ranges/adaptors/as_rvalue/1.cc
+++ b/libstdc++-v3/testsuite/std/ranges/adaptors/as_rvalue/1.cc
@@ -1,4 +1,3 @@
-// { dg-options "-std=gnu++23" }
 // { dg-do run { target c++23 } }
 
 #include <ranges>
diff --git a/libstdc++-v3/testsuite/std/ranges/adaptors/chunk/1.cc b/libstdc++-v3/testsuite/std/ranges/adaptors/chunk/1.cc
index 18b934f99ee..7b8d4bacc0c 100644
--- a/libstdc++-v3/testsuite/std/ranges/adaptors/chunk/1.cc
+++ b/libstdc++-v3/testsuite/std/ranges/adaptors/chunk/1.cc
@@ -1,4 +1,3 @@
-// { dg-options "-std=gnu++23" }
 // { dg-do run { target c++23 } }
 
 #include <ranges>
diff --git a/libstdc++-v3/testsuite/std/ranges/adaptors/chunk_by/1.cc b/libstdc++-v3/testsuite/std/ranges/adaptors/chunk_by/1.cc
index a8fceb105e0..656c3c0d15e 100644
--- a/libstdc++-v3/testsuite/std/ranges/adaptors/chunk_by/1.cc
+++ b/libstdc++-v3/testsuite/std/ranges/adaptors/chunk_by/1.cc
@@ -1,4 +1,3 @@
-// { dg-options "-std=gnu++23" }
 // { dg-do run { target c++23 } }
 
 #include <ranges>
diff --git a/libstdc++-v3/testsuite/std/ranges/adaptors/enumerate/1.cc b/libstdc++-v3/testsuite/std/ranges/adaptors/enumerate/1.cc
index 445d9854c8c..d5221680d6b 100644
--- a/libstdc++-v3/testsuite/std/ranges/adaptors/enumerate/1.cc
+++ b/libstdc++-v3/testsuite/std/ranges/adaptors/enumerate/1.cc
@@ -1,4 +1,3 @@
-// { dg-options "-std=gnu++23" }
 // { dg-do run { target c++23 } }
 
 #include <ranges>
diff --git a/libstdc++-v3/testsuite/std/ranges/adaptors/join_with/1.cc b/libstdc++-v3/testsuite/std/ranges/adaptors/join_with/1.cc
index 15127c0715f..7bed169d127 100644
--- a/libstdc++-v3/testsuite/std/ranges/adaptors/join_with/1.cc
+++ b/libstdc++-v3/testsuite/std/ranges/adaptors/join_with/1.cc
@@ -1,4 +1,3 @@
-// { dg-options "-std=gnu++23" }
 // { dg-do run { target c++23 } }
 
 #include <ranges>
diff --git a/libstdc++-v3/testsuite/std/ranges/adaptors/lwg3715.cc b/libstdc++-v3/testsuite/std/ranges/adaptors/lwg3715.cc
index 96ee7087be0..b42762dc807 100644
--- a/libstdc++-v3/testsuite/std/ranges/adaptors/lwg3715.cc
+++ b/libstdc++-v3/testsuite/std/ranges/adaptors/lwg3715.cc
@@ -1,4 +1,3 @@
-// { dg-options "-std=gnu++23" }
 // { dg-do run { target c++23 } }
 
 // Verify LWG 3715 changes.
diff --git a/libstdc++-v3/testsuite/std/ranges/adaptors/slide/1.cc b/libstdc++-v3/testsuite/std/ranges/adaptors/slide/1.cc
index 8c015c1162b..8dfb8715e5a 100644
--- a/libstdc++-v3/testsuite/std/ranges/adaptors/slide/1.cc
+++ b/libstdc++-v3/testsuite/std/ranges/adaptors/slide/1.cc
@@ -1,4 +1,3 @@
-// { dg-options "-std=gnu++23" }
 // { dg-do run { target c++23 } }
 
 #include <ranges>
diff --git a/libstdc++-v3/testsuite/std/ranges/adaptors/stride/1.cc b/libstdc++-v3/testsuite/std/ranges/adaptors/stride/1.cc
index 92aca35e83f..dfc413dbb66 100644
--- a/libstdc++-v3/testsuite/std/ranges/adaptors/stride/1.cc
+++ b/libstdc++-v3/testsuite/std/ranges/adaptors/stride/1.cc
@@ -1,4 +1,3 @@
-// { dg-options "-std=gnu++23" }
 // { dg-do run { target c++23 } }
 
 #include <ranges>
diff --git a/libstdc++-v3/testsuite/std/ranges/cartesian_product/1.cc b/libstdc++-v3/testsuite/std/ranges/cartesian_product/1.cc
index ef2ece4a168..8938e92158d 100644
--- a/libstdc++-v3/testsuite/std/ranges/cartesian_product/1.cc
+++ b/libstdc++-v3/testsuite/std/ranges/cartesian_product/1.cc
@@ -1,4 +1,3 @@
-// { dg-options "-std=gnu++23" }
 // { dg-do run { target c++23 } }
 
 #include <ranges>
diff --git a/libstdc++-v3/testsuite/std/ranges/range_adaptor_closure.cc b/libstdc++-v3/testsuite/std/ranges/range_adaptor_closure.cc
index 6221f071331..104fd221a0d 100644
--- a/libstdc++-v3/testsuite/std/ranges/range_adaptor_closure.cc
+++ b/libstdc++-v3/testsuite/std/ranges/range_adaptor_closure.cc
@@ -1,4 +1,3 @@
-// { dg-options "-std=gnu++23" }
 // { dg-do run { target c++23 } }
 
 #include <ranges>
diff --git a/libstdc++-v3/testsuite/std/ranges/repeat/1.cc b/libstdc++-v3/testsuite/std/ranges/repeat/1.cc
index c62122c078f..30636407ee2 100644
--- a/libstdc++-v3/testsuite/std/ranges/repeat/1.cc
+++ b/libstdc++-v3/testsuite/std/ranges/repeat/1.cc
@@ -1,4 +1,3 @@
-// { dg-options "-std=gnu++23" }
 // { dg-do run { target c++23 } }
 
 #include <ranges>
diff --git a/libstdc++-v3/testsuite/std/ranges/version_c++23.cc b/libstdc++-v3/testsuite/std/ranges/version_c++23.cc
index 64b7df409c9..f68df67d3b3 100644
--- a/libstdc++-v3/testsuite/std/ranges/version_c++23.cc
+++ b/libstdc++-v3/testsuite/std/ranges/version_c++23.cc
@@ -1,4 +1,3 @@
-// { dg-options "-std=gnu++23" }
 // { dg-do preprocess { target c++23 } }
 
 #include <version>
diff --git a/libstdc++-v3/testsuite/std/ranges/zip/1.cc b/libstdc++-v3/testsuite/std/ranges/zip/1.cc
index 8ca386d6563..f7c2c00a2cd 100644
--- a/libstdc++-v3/testsuite/std/ranges/zip/1.cc
+++ b/libstdc++-v3/testsuite/std/ranges/zip/1.cc
@@ -1,4 +1,3 @@
-// { dg-options "-std=gnu++23" }
 // { dg-do run { target c++23 } }
 
 #include <ranges>
diff --git a/libstdc++-v3/testsuite/std/ranges/zip_transform/1.cc b/libstdc++-v3/testsuite/std/ranges/zip_transform/1.cc
index d858b02f199..20abdcba0f8 100644
--- a/libstdc++-v3/testsuite/std/ranges/zip_transform/1.cc
+++ b/libstdc++-v3/testsuite/std/ranges/zip_transform/1.cc
@@ -1,4 +1,3 @@
-// { dg-options "-std=gnu++23" }
 // { dg-do run { target c++23 } }
 
 #include <ranges>
-- 
2.41.0