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);