[Commits] [wesnoth/wesnoth] 75278b: Avoid performance warning in MSVC compilation.

[GitHub]

  Branch: refs/heads/master
  Home:   https://github.com/wesnoth/wesnoth
  Commit: 75278bac025d3e8384924b8013b355cd96550dc3
      https://github.com/wesnoth/wesnoth/commit/75278bac025d3e8384924b8013b355cd96550dc3
  Author: Wedge009 <wedge009 at wedge009.net>
  Date:   2016-10-05 (Wed, 05 Oct 2016)

  Changed paths:
    M src/filesystem_boost.cpp

  Log Message:
  -----------
  Avoid performance warning in MSVC compilation.

https://msdn.microsoft.com/en-us/library/windows/desktop/bb773674.aspx says PathIsRootW() returns TRUE or FALSE.