syntax_data: {"ast_node_type":"other","tokens":[{"end":62,"kind":"keyword","start":0,"text":"///"}]}
source_snippet:     /// avoid colliding with the statement/terminator effects.
context_before:     /// The entry set for each `BasicBlock` is the ID of that block offset by a fixed amount to
context_after:     fn mock_entry_set(&self, bb: BasicBlock) -> DenseBitSet<usize> {