================
@@ -1645,3 +1653,47 @@ void create() {
}
} // namespace issue82023
+
+namespace custom_invalidation
+{
+
+template<class T = int>
+struct Database {
+ template<class...>
+ void CloseConnection(T = T()) {}
+ template<class...>
+ static void StaticCloseConnection(Database&, T = T()) {}
+ template<class...>
+ friend void FriendCloseConnection(Database&, T = T()) {}
+ void Query();
+};
+
+void Run() {
+ using DB = Database<>;
+
+ DB db1;
+ db1.CloseConnection();
+ db1.Query();
+ // CHECK-NOTES: [[@LINE-1]]:3: warning: 'db1' used after it was invalidated
+ // CHECK-NOTES: [[@LINE-3]]:7: note: invalidation occurred here
+
+ DB db2;
+ DB::StaticCloseConnection(db2);
+ db2.Query();
+ // CHECK-NOTES: [[@LINE-1]]:3: warning: 'db2' used after it was invalidated
+ // CHECK-NOTES: [[@LINE-3]]:3: note: invalidation occurred here
+
+ DB db3;
+ DB().StaticCloseConnection(db3);
+ db3.Query();
+ // CHECK-NOTES: [[@LINE-1]]:3: warning: 'db3' used after it was invalidated
+ // CHECK-NOTES: [[@LINE-3]]:3: note: invalidation occurred here
+
+ DB db4;
+ FriendCloseConnection(db4);
+ db4.Query();
+ // CHECK-NOTES: [[@LINE-1]]:3: warning: 'db4' used after it was invalidated
+ // CHECK-NOTES: [[@LINE-3]]:3: note: invalidation occurred here
+}
----------------
higher-performance wrote:
Added the timeout case.
https://github.com/llvm/llvm-project/pull/170346
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