[AVR] Wrap all methods in the pseudo expansion pass in an anon namespace

The '-fpermissive' compiler flag complains if the template
specializations used in the class are used in a different namespace.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@287176 91177308-0d34-0410-b5e6-96231b3b80d8
1 file changed