D-Programming-Language/dmd — pull request #3689 by 9rnsr (2014-06-23 15:13:01+00:00)
Title: Issue 12967 - Prefix method 'this' qualifiers should be disallowed in DeclDefs scope

https://issues.dlang.org/show_bug.cgi?id=12967

Merge prefix storage classes into `FuncDeclaration::storage_class`.