syntax_data: {"ast_node_type":"other","tokens":[{"end":67,"kind":"keyword","start":0,"text":"#[label(mir_build_const_continue_not_const_constant_parameter)]"}]}
source_snippet:     #[label(mir_build_const_continue_not_const_constant_parameter)]
context_before: pub(crate) enum ConstContinueNotMonomorphicConstReason {
context_after:     ConstantParameter {