use optimize_graph_df

[libfirm] / ir / be / bessadestr.c

diff --git a/ir/be/bessadestr.c b/ir/be/bessadestr.c
index 2f6f276..2a6124d 100644 (file)
--- a/ir/be/bessadestr.c
+++ b/ir/be/bessadestr.c
@@ -392,6 +392,7 @@ void be_ssa_destruction(be_chordal_env_t *chordal_env) {
 
        FIRM_DBG_REGISTER(dbg, "ir.be.ssadestr");
 
+       be_liveness_invalidate(lv);
        be_liveness_assure_sets(lv);
 
        /* create a map for fast lookup of perms: block --> perm */