[dmd-internals] [D-Programming-Language/dmd] 6bec70: fix recursive macro expansion check

[GitHub via dmd-internals]

  Branch: refs/heads/master
  Home:   https://github.com/D-Programming-Language/dmd
  Commit: 6bec706377a0e9ac5001b26dc78e14ec319cc91d
      https://github.com/D-Programming-Language/dmd/commit/6bec706377a0e9ac5001b26dc78e14ec319cc91d
  Author: Walter Bright <walter at walterbright.com>
  Date:   2015-01-05 (Mon, 05 Jan 2015)

  Changed paths:
    M src/macro.c

  Log Message:
  -----------
  fix recursive macro expansion check


  Commit: 698300698f7f72284c33dc887e6afcbb3265cd46
      https://github.com/D-Programming-Language/dmd/commit/698300698f7f72284c33dc887e6afcbb3265cd46
  Author: Andrei Alexandrescu <andrei at erdani.com>
  Date:   2015-01-08 (Thu, 08 Jan 2015)

  Changed paths:
    M src/macro.c

  Log Message:
  -----------
  Merge pull request #4255 from WalterBright/fix-macro

fix recursive macro expansion check


Compare: https://github.com/D-Programming-Language/dmd/compare/b48eee640190...698300698f7f