libstdc++-v3/ChangeLog:
* testsuite/20_util/shared_ptr/cons/move.cc: Add comment and
dg-prune-output for -Wpessimizing-move warning.
* testsuite/experimental/memory/shared_ptr/cons/move_ctor.cc:
Likewise.
---
Tested powerpc64le-linux. Pushed to trunk.
libstdc++-v3/testsuite/20_util/shared_ptr/cons/move.cc | 2 ++
.../testsuite/experimental/memory/shared_ptr/cons/move_ctor.cc | 2 ++
2 files changed, 4 insertions(+)
diff --git a/libstdc++-v3/testsuite/20_util/shared_ptr/cons/move.cc
b/libstdc++-v3/testsuite/20_util/shared_ptr/cons/move.cc
index 2dc161d641a2..e380d767d52a 100644
--- a/libstdc++-v3/testsuite/20_util/shared_ptr/cons/move.cc
+++ b/libstdc++-v3/testsuite/20_util/shared_ptr/cons/move.cc
@@ -140,6 +140,8 @@ test05()
{
reset_count_struct __attribute__((unused)) reset;
+ // The std::move here prevents copy elision, so we construct from a prvalue.
+ // { dg-prune-output "-Wpessimizing-move" }
std::shared_ptr<A> a(std::move(std::shared_ptr<A>(new A)));
VERIFY( a.use_count() == 1 );
VERIFY( A::ctor_count == 1 );
diff --git
a/libstdc++-v3/testsuite/experimental/memory/shared_ptr/cons/move_ctor.cc
b/libstdc++-v3/testsuite/experimental/memory/shared_ptr/cons/move_ctor.cc
index f8ce58e4f094..e414b1f3cea0 100644
--- a/libstdc++-v3/testsuite/experimental/memory/shared_ptr/cons/move_ctor.cc
+++ b/libstdc++-v3/testsuite/experimental/memory/shared_ptr/cons/move_ctor.cc
@@ -106,6 +106,8 @@ test04()
{
reset_count_struct __attribute__((unused)) reset;
+ // The std::move here prevents copy elision, so we construct from a prvalue.
+ // { dg-prune-output "-Wpessimizing-move" }
std::experimental::shared_ptr<A[5]> a(std::move(std::experimental
::shared_ptr<A[5]>
(new A[5])));
--
2.51.0
