deque: Fix compilation error when calling device_range()

stotko · Jan 8, 2020 · 1431532 · 1431532
1 parent c28b367
commit 1431532
Showing 1 changed file with 12 additions and 0 deletions.
diff --git a/src/stdgpu/deque.cuh b/src/stdgpu/deque.cuh
@@ -48,6 +48,15 @@
 namespace stdgpu
 {
 
+namespace detail
+{
+
+template <typename T>
+struct deque_collect_positions;
+
+} // namespace detail
+
+
 /**
  * \brief A generic container similar to std::deque on the GPU
  * \tparam T The type of the stored elements
@@ -305,6 +314,9 @@ class deque
 
     private:
 
+        template <typename T2>
+        friend class detail::deque_collect_positions;
+
         STDGPU_DEVICE_ONLY bool
         occupied(const index_t n) const;