{"ast_node_type":"other","tokens":[{"end":81,"kind":"keyword","start":0,"text":"///"}]}
    /// funclets' head block, i.e. when needed by an unwind / `cleanup_ret` edge.
    /// This is initialized at the same time as the `landing_pads` entry for the
    funclets: IndexVec<mir::BasicBlock, Option<Bx::Funclet>>,