diff options
| -rw-r--r-- | src/corelib/tools/qhash.h | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/src/corelib/tools/qhash.h b/src/corelib/tools/qhash.h index 35be65d0f6e..6b11626a4ea 100644 --- a/src/corelib/tools/qhash.h +++ b/src/corelib/tools/qhash.h @@ -1388,6 +1388,9 @@ private: template <typename K> using if_heterogeneously_seachable = QHashPrivate::if_heterogeneously_seachable_with<Key, K>; + template <typename K> + using if_key_constructible_from = std::enable_if_t<std::is_constructible_v<Key, K>, bool>; + public: template <typename K, if_heterogeneously_seachable<K> = true> bool remove(const K &key) @@ -1425,7 +1428,7 @@ public: else return defaultValue; } - template <typename K, if_heterogeneously_seachable<K> = true> + template <typename K, if_heterogeneously_seachable<K> = true, if_key_constructible_from<K> = true> T &operator[](const K &key) { return operatorIndexImpl(key); @@ -2400,6 +2403,9 @@ private: template <typename K> using if_heterogeneously_seachable = QHashPrivate::if_heterogeneously_seachable_with<Key, K>; + template <typename K> + using if_key_constructible_from = std::enable_if_t<std::is_constructible_v<Key, K>, bool>; + public: template <typename K, if_heterogeneously_seachable<K> = true> qsizetype remove(const K &key) @@ -2434,7 +2440,7 @@ public: else return defaultValue; } - template <typename K, if_heterogeneously_seachable<K> = true> + template <typename K, if_heterogeneously_seachable<K> = true, if_key_constructible_from<K> = true> T &operator[](const K &key) { return operatorIndexImpl(key); |