+++ /dev/null
---- ./include/grpc++/impl/codegen/config.h 2017-06-28 01:16:01.000000000 +0530
-+++ ../config.h 2017-07-08 22:48:38.993186926 +0530
-@@ -49,8 +49,6 @@
-
- typedef GRPC_CUSTOM_STRING string;
-
--using std::to_string;
--
- } // namespace grpc
-
- #endif // GRPCXX_IMPL_CODEGEN_CONFIG_H