591         pub mutability: PointerMutability,
1167     pub enum PointerMutability {
1186         ExprWhile, ExprYield, Label, PointerMutability, RangeLimits,
1546                         Some(mut_token) => PointerMutability::Mut(mut_token),  in unary_expr()
1547                         None => PointerMutability::Const(const_token.unwrap()),  in unary_expr()
3086     impl Parse for PointerMutability {  implementation
3090                 Ok(PointerMutability::Const(input.parse()?))  in parse()
3092                 Ok(PointerMutability::Mut(input.parse()?))  in parse()
3134         ExprWhile, ExprYield, Label, PointerMutability, RangeLimits,
4167     impl ToTokens for PointerMutability {  implementation
4170                 PointerMutability::Const(const_token) => const_token.to_tokens(tokens),  in to_tokens()
4171                 PointerMutability::Mut(mut_token) => mut_token.to_tokens(tokens),  in to_tokens()