// Figure out what we actually need to build.
let mut modules_config = ModuleConfig::new(tm, sess.opts.cg.passes.clone());
- let mut metadata_config = ModuleConfig::new(tm, vec!());
+ let mut metadata_config = ModuleConfig::new(tm, vec![]);
modules_config.opt_level = Some(get_llvm_opt_level(sess.opts.optimize));
modules_config.opt_size = Some(get_llvm_opt_size(sess.opts.optimize));