1 files changed, 9 insertions, 0 deletions
diff --git a/gcc/go/gofrontend/runtime.h b/gcc/go/gofrontend/runtime.h
index d8fb00c..f7c878e 100644
--- a/gcc/go/gofrontend/runtime.h
+++ b/gcc/go/gofrontend/runtime.h
@@ -30,15 +30,24 @@ class Runtime
     NUMBER_OF_FUNCTIONS
   };
 
+  // Make a call to a runtime function.
   static Call_expression*
   make_call(Function, source_location, int, ...);
 
+  // Convert all the types used by runtime functions to the backend
+  // representation.
   static void
   convert_types(Gogo*);
 
+  // Return the type used for iterations over maps.
   static Type*
   map_iteration_type();
 
+  // Return the type used to pass a list of general channels to the
+  // select runtime function.
+  static Type*
+  chanptr_type();
+
  private:
   static Named_object*
   runtime_declaration(Function);