1 files changed, 8 insertions, 0 deletions
diff --git a/src/gallium/state_trackers/clover/util/functional.hpp b/src/gallium/state_trackers/clover/util/functional.hpp
index 2d8c4c44131..fb2877aaa37 100644
--- a/src/gallium/state_trackers/clover/util/functional.hpp
+++ b/src/gallium/state_trackers/clover/util/functional.hpp
@@ -202,6 +202,14 @@ namespace clover {
       }
    };
 
+   struct evals {
+      template<typename T>
+      auto
+      operator()(T &&x) const -> decltype(x()) {
+         return x();
+      }
+   };
+
    struct derefs {
       template<typename T>
       auto