added missing function

[libfirm] / ir / be / becopyopt.c

diff --git a/ir/be/becopyopt.c b/ir/be/becopyopt.c
index 54992cd..eb41145 100644 (file)
--- a/ir/be/becopyopt.c
+++ b/ir/be/becopyopt.c
@@ -248,7 +248,7 @@ copy_opt_t *new_copy_opt(be_chordal_env_t *chordal_env, int (*get_costs)(ir_node
 
        co = xcalloc(1, sizeof(*co));
        co->cenv = chordal_env;
-       co->aenv = chordal_env->main_env->arch_env;
+       co->aenv = chordal_env->birg->main_env->arch_env;
        co->irg = chordal_env->irg;
        co->cls = chordal_env->cls;
        co->get_costs = get_costs;