added pointer to the chordal_env the ifg belongs to

diff --git a/ir/be/beifg_t.h b/ir/be/beifg_t.h
index 10d721a..a1fbc5c 100644 (file)
--- a/ir/be/beifg_t.h
+++ b/ir/be/beifg_t.h
@@ -35,6 +35,7 @@ struct _be_ifg_impl_t {
 
 struct _be_ifg_t {
        const be_ifg_impl_t *impl;
+       const be_chordal_env_t *env;
 };
 
 #ifdef _BE_IFG_USE_MACROS