Fix for PR7410. Allow functions in a derived class that improperly overwrite a virtual function in the base class to be inserted into the derived class function list to prevent extra errors every time the derived class is used.



git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@134251 91177308-0d34-0410-b5e6-96231b3b80d8