[dmd-internals] [D-Programming-Language/dmd] 998f6f: more PVS-Studio fixes

[GitHub]

  Branch: refs/heads/dmd-1.x
  Home:   https://github.com/D-Programming-Language/dmd
  Commit: 998f6f642813ab611aa10cddc95bc01dd1599b8b
      https://github.com/D-Programming-Language/dmd/commit/998f6f642813ab611aa10cddc95bc01dd1599b8b
  Author: Walter Bright <walter at walterbright.com>
  Date:   2012-11-17 (Sat, 17 Nov 2012)

  Changed paths:
    M src/backend/cgcv.c
    M src/backend/cgcv.h
    M src/backend/outbuf.c
    M src/backend/outbuf.h
    M src/root/root.c
    M src/root/root.h

  Log Message:
  -----------
  more PVS-Studio fixes