local_optimize() now kills unrteachable code if dominance info is available.

[libfirm] / ir / ir / irgmod.h

diff --git a/ir/ir/irgmod.h b/ir/ir/irgmod.h
index 9bcf532..55cdd53 100644 (file)
--- a/ir/ir/irgmod.h
+++ b/ir/ir/irgmod.h
@@ -47,6 +47,7 @@ void turn_into_tuple (ir_node *node, int arity);
   * Further it collects all Proj nodes in a list of the node producing
   * the tuple. In case of nested tuples the Projs are collected in the
   * node producing the outermost Tuple.
+  * All other link fields are cleared afterwards.
   */
 void collect_phiprojs(ir_graph *irg);