D-Programming-Language/dmd — pull request #4038 by 9rnsr (2014-10-01 15:04:41+00:00)
Title: Remove internals for typedef declaration

Supplemental PR for the change: https://github.com/D-Programming-Language/dmd/pull/4029

This PR also make the syntax `is(T == typedef)` an error. To do it, this PR needs corresponding Phobos fix:
https://github.com/D-Programming-Language/phobos/pull/2577