https://issues.dlang.org/show_bug.cgi?id=21207
Issue ID: 21207 Summary: Mixin get processed in lexical order, resulting in forward reference issues Product: D Version: D2 Hardware: All OS: All Status: NEW Keywords: rejects-valid Severity: normal Priority: P1 Component: dmd Assignee: nob...@puremagic.com Reporter: pro.mathias.l...@gmail.com ``` void foo (Callback cb); mixin(q{ alias Callback = void delegate(); }); ``` > test.d(1): Error: undefined identifier Callback Swap the order and it works. --