[dmd-internals] [D-Programming-Language/dmd] dfb683: add purity inference

[noreply at github.com]

  Branch: refs/heads/master
  Home:   https://github.com/D-Programming-Language/dmd

  Commit: dfb683f63ec89709b0bf2760ef3b2a249ce320eb
      https://github.com/D-Programming-Language/dmd/commit/dfb683f63ec89709b0bf2760ef3b2a249ce320eb
  Author: Walter Bright <walter at walterbright.com>
  Date:   2011-06-20 (Mon, 20 Jun 2011)

  Changed paths:
    M src/constfold.c
  M src/declaration.h
  M src/expression.c
  M src/func.c
  M src/mtype.c
  M src/mtype.h

  Log Message:
  -----------
  add purity inference