syntax_data: {"ast_node_type":"other","tokens":[{"end":65,"kind":"keyword","start":0,"text":"///"}]}
source_snippet:     /// Note that for coroutines we do emit StorageDeads, for the
context_before:     ///  * freeing up stack space has no effect during unwinding
context_after:     /// use of optimizations in the MIR coroutine transform.