simplify unreachable code elimination:
authorMatthias Braun <matze@braunis.de>
Fri, 6 May 2011 19:12:54 +0000 (21:12 +0200)
committerMatthias Braun <matze@braunis.de>
Tue, 10 May 2011 09:21:34 +0000 (11:21 +0200)
commit37d7ef6160ee85ebfed5801ef79fa0a05387998c
treeb143b4c51153f47972eac95bb6912531d5b4f3e7
parent40c5823fcb5c4f95a85969bd34e6cfca64dd073b
simplify unreachable code elimination:

only set block/phi inputs to bad to kill unreachable code, all other
code will be dead and removed anyway
ir/ir/irgopt.c
ir/ir/iropt.c