[Bug c++/80247] New: 'nullptr' was not declared in this scope

[sbansal at ciena dot com]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=80247

            Bug ID: 80247
           Summary: 'nullptr' was not declared in this scope
           Product: gcc
           Version: 4.8.1
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: c++
          Assignee: unassigned at gcc dot gnu.org
          Reporter: sbansal at ciena dot com
  Target Milestone: ---

I am migrating my code from 3.4.5 to 4.8.1 and enabled c++11 using -std=C++11
but I am getting below error :


In file included from
/vobs/optnet_comms/comms_applications/3rdparty/google/grpc-current/include/grpc++/impl/codegen/security/auth_context.h:41:0,
                 from
/vobs/optnet_comms/comms_applications/3rdparty/google/grpc-current/include/grpc++/impl/codegen/create_auth_context.h:43,
                 from
/vobs/optnet_comms/comms_applications/3rdparty/google/grpc-current/include/grpc++/impl/codegen/server_context.h:45,
                 from
/vobs/optnet_comms/comms_applications/3rdparty/google/grpc-current/include/grpc++/server_context.h:37,
                 from
/vobs/optnet_comms/comms_applications/3rdparty/google/grpc_ciena/server/request_mgr.h:35,
                 from
/vobs/optnet_comms/comms_applications/3rdparty/google/grpc_ciena/secu_framework/session_mgmt.cc:13:
/vobs/optnet_comms/comms_applications/3rdparty/google/grpc-current/include/grpc++/impl/codegen/string_ref.h:
In constructor 'grpc::string_ref::string_ref()':
/vobs/optnet_comms/comms_applications/3rdparty/google/grpc-current/include/grpc++/impl/codegen/string_ref.h:70:24:
error: 'nullptr' was not declared in this scope
   string_ref() : data_(nullptr), length_(0) {}


What Can I do to fix that?

Thanks.