Adrian Prantl 1a1647cab6 Switch the type field in DIVariable and DIGlobalVariable over to DITypeRefs.
This allows us to catch more opportunities for ODR-based type uniquing
during LTO.
Paired commit with CFE which updates some testcases to verify the new
DIBuilder behavior.

llvm-svn: 204106
2014-03-18 02:34:58 +00:00
..
2014-03-11 18:25:33 +00:00
2014-03-11 18:25:33 +00:00