added call-projnum-requirement magic

[libfirm] / ir / be / bechordal.c

diff --git a/ir/be/bechordal.c b/ir/be/bechordal.c
index 0640305..9c0b224 100644 (file)
--- a/ir/be/bechordal.c
+++ b/ir/be/bechordal.c
@@ -297,7 +297,7 @@ static ir_node *handle_constraints_at_perm(be_chordal_alloc_env_t *alloc_env, ir
                int colored = 0;
 
                for(precol = pset_first(pre_colored); precol; precol = pset_next(pre_colored)) {
-                       arch_register_t *pre_col_reg = arch_get_irn_register(arch_env, precol);
+                       const arch_register_t *pre_col_reg = arch_get_irn_register(arch_env, precol);
 
                        if(!values_interfere(irn, precol)) {
                                reg = arch_get_irn_register(arch_env, precol);