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PR対象
カテゴリ
PR の背景
GetEditWnd()関数で、 CEditWnd::getInstance() の戻り値のNULLチェックを行っているが不要。
仕様・動作説明
PR の影響範囲
影響なし。
テスト内容
TSingleton クラスの getInstance() に下記を追加して build エラーになることを確認する。
static_assert(nullptr == &instance);
関連 issue, PR
#1744
参考資料
https://cpprefjp.github.io/lang/cpp11/static_initialization_thread_safely.html