Replace std::unique_ptr with a custom implementation

<memory> is a costly header we can avoid by just implementing
UniquePtr ourselves, which is a pretty straightforward in modern
C++, this saves around 10% of the compilation time here.

1 files changed, 1 insertions, 1 deletions

diff --git a/src/buffer.cc b/src/buffer.cc
index 9a735aaf..5c7d26fa 100644
--- a/src/buffer.cc
+++ b/src/buffer.cc
@@ -87,7 +87,7 @@ void Buffer::on_registered()
     m_flags &= ~Flags::NoBufSetOption;
 
     for (auto& option : options().flatten_options()
-                      | transform(&std::unique_ptr<Option>::get)
+                      | transform(&UniquePtr<Option>::get)
                       | gather<Vector<Option*>>())
         on_option_changed(*option);
 }