Github user jeking3 commented on the issue:
https://github.com/apache/thrift/pull/1449
Try this:
```
struct member_mapping_scope
{
public:
member_mapping_scope() : scope_member(0) { }
void* scope_member;
map<string, string> mapping_table;
};
```
```
// begin new scope
member_mapping_scopes.push_back(member_mapping_scope());
```---
