Douglas Gregor 7f95d26e53 Make Diagnostic reference-counted, which is simpler than juggling
maybe-ownership vs. ownership.

llvm-svn: 100498
2010-04-05 23:52:57 +00:00
..
2010-03-18 07:45:30 +00:00
2010-02-25 04:52:01 +00:00
2010-04-05 22:42:27 +00:00