test

Author: segoon

clang-tools-extra/test/clang-tidy/checkers/performance/lost-std-move-nonstrict.cpp

@@ -0,0 +1,30 @@
+// RUN: %check_clang_tidy %s performance-lost-std-move %t -- -config='{CheckOptions: {performance-lost-std-move.StrictMode: false}}'
+
+namespace std {
+
+template<typename T>
+class shared_ptr {
+public:
+  T& operator*() { return reinterpret_cast<T&>(*this); }
+  shared_ptr() {}
+  shared_ptr(const shared_ptr<T>&) {}
+};
+
+template<typename T>
+T&& move(T&)
+{
+}
+
+} // namespace std
+
+int f(std::shared_ptr<int>);
+
+void f_copy_after_ref()
+{
+  std::shared_ptr<int> ptr;
+  auto& ref = ptr;
+  f(ptr);
+  // CHECK-MESSAGES: :[[@LINE-1]]:5: warning: could be std::move() [performance-lost-std-move]
+  // CHECK-FIXES: f(std::move(ptr));
+  *ref = 1;
+}