[gcc/devel/autopar_devel] libstdc++: Add -Wno-deprecated for tests that warn in C++20
Giuliano Belinassi
giulianob@gcc.gnu.org
Sun Aug 23 00:10:45 GMT 2020
https://gcc.gnu.org/g:a1e93427769722d958c4a3baa31410e0b4aa109f
commit a1e93427769722d958c4a3baa31410e0b4aa109f
Author: Jonathan Wakely <jwakely@redhat.com>
Date: Fri Jul 31 17:51:00 2020 +0100
libstdc++: Add -Wno-deprecated for tests that warn in C++20
libstdc++-v3/ChangeLog:
* testsuite/20_util/tuple/78939.cc: Suppress warnings about
deprecation of volatile-qualified structured bindings in C++20.
* testsuite/20_util/variable_templates_for_traits.cc: Likewise
for deprecation of is_pod in C++20
Diff:
---
libstdc++-v3/testsuite/20_util/tuple/78939.cc | 5 +++--
libstdc++-v3/testsuite/20_util/variable_templates_for_traits.cc | 4 +++-
2 files changed, 6 insertions(+), 3 deletions(-)
diff --git a/libstdc++-v3/testsuite/20_util/tuple/78939.cc b/libstdc++-v3/testsuite/20_util/tuple/78939.cc
index d238f75bb8a..b2ff324b232 100644
--- a/libstdc++-v3/testsuite/20_util/tuple/78939.cc
+++ b/libstdc++-v3/testsuite/20_util/tuple/78939.cc
@@ -16,6 +16,7 @@
// <http://www.gnu.org/licenses/>.
// { dg-options "-std=gnu++17" }
+// { dg-additional-options "-Wno-deprecated" { target c++2a } }
// { dg-do compile { target c++17 } }
// PR libstdc++/78939
@@ -36,7 +37,7 @@ int
test02()
{
A a{};
- volatile auto [i, j] = a;
+ volatile auto [i, j] = a; // deprecated in C++20
return i + j;
}
@@ -44,6 +45,6 @@ int
test03()
{
A a{};
- const volatile auto [i, j] = a;
+ const volatile auto [i, j] = a; // deprecated in C++20
return i + j;
}
diff --git a/libstdc++-v3/testsuite/20_util/variable_templates_for_traits.cc b/libstdc++-v3/testsuite/20_util/variable_templates_for_traits.cc
index 0f1625a8cb6..9c1f82b5c86 100644
--- a/libstdc++-v3/testsuite/20_util/variable_templates_for_traits.cc
+++ b/libstdc++-v3/testsuite/20_util/variable_templates_for_traits.cc
@@ -1,5 +1,6 @@
// { dg-options "-std=gnu++17" }
-// { dg-do compile }
+// { dg-additional-options "-Wno-deprecated" { target c++2a } }
+// { dg-do compile { target c++17 } }
// Copyright (C) 2014-2020 Free Software Foundation, Inc.
//
@@ -142,6 +143,7 @@ static_assert(is_standard_layout_v<int>
static_assert(!is_standard_layout_v<NType>
&& !is_standard_layout<NType>::value, "");
+// Deprecated in C++20
static_assert(is_pod_v<int>
&& is_pod<int>::value, "");
static_assert(!is_pod_v<NType>
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