{"ast_node_type":"variable","tokens":[{"end":71,"kind":"keyword","start":0,"text":"let"}]}
                    let target_cpu = attributes::target_cpu_attr(self);
                    let llfn = self.declare_cfn(name, llvm::UnnamedAddr::Global, fty);
                    attributes::apply_to_llfn(llfn, llvm::AttributePlace::Function, &[target_cpu]);