[dmd-internals] [D-Programming-Language/dmd] a6359f: Fix toBasetype() calls in dcast.d

[GitHub via dmd-internals]

  Branch: refs/heads/master
  Home:   https://github.com/D-Programming-Language/dmd
  Commit: a6359f720bac36bd2e6a1315071084c9d329c26b
      https://github.com/D-Programming-Language/dmd/commit/a6359f720bac36bd2e6a1315071084c9d329c26b
  Author: k-hara <k.hara.pg at gmail.com>
  Date:   2015-12-03 (Thu, 03 Dec 2015)

  Changed paths:
    M src/dcast.d

  Log Message:
  -----------
  Fix toBasetype() calls in dcast.d

`castTo` should not modity `e.type` by the `toBasetype()` result.
Also, `implicitConvTo` should not modify `ImplicitConvTo.t` by the `toBasetype()` result.


  Commit: ee97a963c6bd6212b4a0c4a773420fb856fab1eb
      https://github.com/D-Programming-Language/dmd/commit/ee97a963c6bd6212b4a0c4a773420fb856fab1eb
  Author: k-hara <k.hara.pg at gmail.com>
  Date:   2015-12-03 (Thu, 03 Dec 2015)

  Changed paths:
    M src/dcast.d

  Log Message:
  -----------
  Refactor: reduce indent in AddrExp.castTo and DelegateExp.castTo


  Commit: 09bbace14af39191dd971ec38d6cee0d62e2bc5c
      https://github.com/D-Programming-Language/dmd/commit/09bbace14af39191dd971ec38d6cee0d62e2bc5c
  Author: Daniel Murphy <yebblies at gmail.com>
  Date:   2015-12-04 (Fri, 04 Dec 2015)

  Changed paths:
    M src/dcast.d

  Log Message:
  -----------
  Merge pull request #5197 from 9rnsr/cleanup_dcast

Cleanup dcast.d


Compare: https://github.com/D-Programming-Language/dmd/compare/7a9160b6a502...09bbace14af3