In SemiFuture members, fix DCHECK of pointer types

[folly.git] / folly / futures / Promise.h

diff --git a/folly/futures/Promise.h b/folly/futures/Promise.h
index 905ce5dd7eb9a4a1d23864aed407381920ad3728..7bb58d1e8abfaa61c9ff4f9d303848472013fa8d 100644 (file)
--- a/folly/futures/Promise.h
+++ b/folly/futures/Promise.h
@@ -29,6 +29,8 @@ template <class T> class Future;
 
 namespace futures {
 namespace detail {
+template <class T>
+class FutureBase;
 struct EmptyConstruct {};
 template <typename T, typename F>
 class CoreCallbackState;
@@ -110,8 +112,11 @@ class Promise {
  private:
   typedef typename Future<T>::corePtr corePtr;
   template <class>
+  friend class futures::detail::FutureBase;
+  template <class>
   friend class SemiFuture;
-  template <class> friend class Future;
+  template <class>
+  friend class Future;
   template <class, class>
   friend class futures::detail::CoreCallbackState;