Chris Lattner d66eac62fd The dag combiner is missing revisiting nodes that it really should, and thus leaving ... dead stuff around. This gets fed into the isel pass and causes certain foldings from happening because nodes have extraneous uses floating around. For example, if we turned foo(bar(x)) -> baz(x), we sometimes left bar(x) around. llvm-svn: 46305		2008-01-24 07:18:21 +00:00
clang	Added transfer functions for pre- and post- increment/decrement operators.	2008-01-24 02:28:56 +00:00
llvm	The dag combiner is missing revisiting nodes that it really should, and thus leaving	2008-01-24 07:18:21 +00:00