syntax_data: {"ast_node_type":"other","tokens":[{"end":43,"kind":"keyword","start":0,"text":"if"}]}
source_snippet:         if self.is_mutable_static(def_id) {
context_before:         // For thread-locals, this needs to be kept in sync with `Rvalue::ty`.
context_after:             Ty::new_mut_ptr(self, static_ty)