syntax_data: {"ast_node_type":"other","tokens":[{"end":91,"kind":"keyword","start":0,"text":"//"}]}
source_snippet:             // FIXME(async_closures): This shouldn't be needed, and we should be populating
context_before:             // make sure we respect the `target_kind` in that shim.
context_after:             // a separate def-id for these bodies.