[graphite] Regression testing on 2009_07_23_13_19_09 li/check_alias

[Graphite GIT tester]

13:20 => Start run 2009_07_23_13_19_09
13:20 => GIT build
commit e997abe82a0eed24fceb197e1b5bf0d7449c03f5
http://gitorious.org/~graphite-tester/graphite/graphite-test-results/commits/e997abe82a0eed24fceb197e1b5bf0d7449c03f5
Author: Li Feng <nemokingdom@gmail.com>
Date:   Fri Jul 17 17:10:25 2009 +0800

    Check alias information before building polyhedron.
    
    graphite-dependences.c (build_alias_set_powerset): New.
    (alias_set_intersection_empty_p): New.
    (graphite_carried_dependence_level_k): Check alias information
    before building polyhedron.
13:21 => Configure
13:21 => Build
14:27 => Install to /n/16/grosser/daily_git_builds/install/2009_07_23_13_19_09
14:30 => Run tests (testlogs are in /n/16/grosser/daily_git_builds/log/2009_07_23_13_19_09)