D-Programming-Language/dmd — pull request #2873 by WalterBright (2013-11-24 09:41:04+00:00)
Title: remove dependence on MATCHnomatch == 0

The plan is to add a new level, MATCHerror, which is less than MATCHnomatch. The point of that is to better propagate errors, like with TypeError and ErrorStatement.