pub fn new<'a>(bcx: &BuildContext<'a, 'cfg>) -> CargoResult<Compilation<'cfg>> {
let mut rustc = bcx.rustc.process();
- let mut primary_unit_rustc_process =
- bcx.build_config.primary_unit_rustc.clone().map(|mut r| {
- r.arg(&bcx.rustc.path);
- r
- });
+ let mut primary_unit_rustc_process = bcx.build_config.primary_unit_rustc.clone();
if bcx.config.extra_verbose() {
rustc.display_env_vars();