[dmd-internals] [D-Programming-Language/dmd] 27f1aa: use checkedint to check overflow

[GitHub via dmd-internals]

  Branch: refs/heads/master
  Home:   https://github.com/D-Programming-Language/dmd
  Commit: 27f1aa2d41fc4b4a5539e72b12362585a1a3dfb0
      https://github.com/D-Programming-Language/dmd/commit/27f1aa2d41fc4b4a5539e72b12362585a1a3dfb0
  Author: Walter Bright <walter at walterbright.com>
  Date:   2014-09-05 (Fri, 05 Sep 2014)

  Changed paths:
    M src/mtype.c

  Log Message:
  -----------
  use checkedint to check overflow


  Commit: 8616f9c45d2f69bf45c577eaafbc18795a8f4489
      https://github.com/D-Programming-Language/dmd/commit/8616f9c45d2f69bf45c577eaafbc18795a8f4489
  Author: Andrei Alexandrescu <andrei at erdani.com>
  Date:   2014-09-11 (Thu, 11 Sep 2014)

  Changed paths:
    M src/mtype.c

  Log Message:
  -----------
  Merge pull request #3949 from WalterBright/overflow-check

use checkedint to check overflow


Compare: https://github.com/D-Programming-Language/dmd/compare/64a12be819d9...8616f9c45d2f