Chris Lattner 6d38674f7b Add a timer, fix a minor bug.
Also, use RC::merge when possible, reducing the number of nodes allocated, then immediately merged away from 2985444 to 2193852 on perlbmk.

llvm-svn: 10991
2004-01-28 02:05:05 +00:00
..
2003-11-12 00:40:34 +00:00
2003-12-11 21:48:18 +00:00
2004-01-09 18:16:20 +00:00