[Bug libstdc++/64135] New: Allocator base classes should use reserved names

[redi at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64135

            Bug ID: 64135
           Summary: Allocator base classes should use reserved names
           Product: gcc
           Version: 5.0
            Status: UNCONFIRMED
          Keywords: rejects-valid
          Severity: normal
          Priority: P3
         Component: libstdc++
          Assignee: unassigned at gcc dot gnu.org
          Reporter: redi at gcc dot gnu.org

This is a valid program and should compile:

#define new_allocator 1
#include <memory>
int main() { }