[Bug tree-optimization/38458] copy-propagation doesn't handle cycles

[rguenth at gcc dot gnu dot org]

------- Comment #4 from rguenth at gcc dot gnu dot org  2009-03-28 12:54 -------
Subject: Bug 38458

Author: rguenth
Date: Sat Mar 28 12:54:14 2009
New Revision: 145185

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=145185
Log:
2009-03-28  Richard Guenther  <rguenther@suse.de>

        PR tree-optimization/38458
        * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
        argument use the arguments copy-of value.

Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/tree-ssa-copy.c


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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=38458