// Third argument (`argv`): created from `config.args`.
let dest = ecx.eval_place(&mir::Place::Base(mir::PlaceBase::Local(args.next().unwrap())))?;
// For Windows, construct a command string with all the aguments.
// Third argument (`argv`): created from `config.args`.
let dest = ecx.eval_place(&mir::Place::Base(mir::PlaceBase::Local(args.next().unwrap())))?;
// For Windows, construct a command string with all the aguments.