Commit Graph

52 Commits

Author SHA1 Message Date
Dan Gohman b38940135b Track a retain+release nesting level independently of the
known-incremented level, because the two concepts can be used
to prove the saftey of a retain+release removal in different
ways.

llvm-svn: 138016
2011-08-19 00:26:36 +00:00
John McCall d935e9c359 The ARC language-specific optimizer. Credit to Dan Gohman.
llvm-svn: 133108
2011-06-15 23:37:01 +00:00