{"ast_node_type":"other","tokens":[{"end":94,"kind":"keyword","start":0,"text":"self.ty.builtin_deref(true).unwrap_or_else(||"}]}
            self.ty.builtin_deref(true).unwrap_or_else(|| bug!("cannot deref `{}`", self.ty)),
        bx.cx().layout_of(
        )