bring back necessary friend declaration for heapsize

AcademySoftwareFoundation · Aug 29, 2024 · 32ef3e7 · 32ef3e7
1 parent baa3cef
commit 32ef3e7
Showing 1 changed file with 6 additions and 0 deletions.
diff --git a/src/include/OpenImageIO/imageio.h b/src/include/OpenImageIO/imageio.h
@@ -1895,6 +1895,9 @@ class OIIO_API ImageInput {
     std::unique_ptr<Impl, decltype(&impl_deleter)> m_impl;
 
     void append_error(string_view message) const; // add to error message
+
+    /// declare friend heapsize and footprint definitions
+    template <typename T> friend size_t pvt::heapsize(const T&);
 };
 
 
@@ -2809,6 +2812,9 @@ class OIIO_API ImageOutput {
     std::unique_ptr<Impl, decltype(&impl_deleter)> m_impl;
 
     void append_error(string_view message) const; // add to m_errmessage
+
+    /// declare friend heapsize and footprint definitions
+    template <typename T> friend size_t pvt::heapsize(const T&);
 };