2 Commits

Author SHA1 Message Date
Ben Langmuir
6f95efb683 Attempt to appease C++11 buildbots
Explicit operator bool doesn't not play nicely with gtest assertion
macros (i.e. it performs as advertised and I wish that gtest subverted
it for me).

llvm-svn: 201639
2014-02-19 04:17:47 +00:00
Ben Langmuir
87ba87bc4d Add an OverlayFileSystem class
Provides a way to merge multiple vfs::FileSystem objects into a single
filesystem.

llvm-svn: 201635
2014-02-19 03:29:17 +00:00