Bug: https://bugs.gentoo.org/596112

--- a/Sources/Core/IOData/Generic/datafile_inputprovider.h
+++ b/Sources/Core/IOData/Generic/datafile_inputprovider.h
@@ -142,9 +142,9 @@
 		void insert(const std::string &resource_id, int data_pos, int data_size)
 		{
 			cache.insert(
-				std::make_pair<std::string const, std::pair<int, int> >(
+				std::pair<std::string const, std::pair<int, int> >(
 				resource_id,
-				std::make_pair<int,int>(data_pos, data_size)));
+				std::pair<int,int>(data_pos, data_size)));
 		}
 
 	private: