localopt/lower_dw opt: a==b && c==d => (a^b)|(c^d)==0
[libfirm] / COPYING
2011-04-08 Andreas Zwinkaumerge kaps
2009-05-17 Matthias Braunchange livense to LGPL
2007-03-29 Matthias Braunmove backend into libfirm
2003-08-19 Götz Lindenmaieradded copyright header