syntax_data: {"ast_node_type":"import","tokens":[{"end":96,"kind":"keyword","start":0,"text":"//"}]}
source_snippet:             // reasons above, but also because we can always tailcall the shim we'd generate for
context_before:             // Also note that we don't check callee's `track_caller`-ness at all, mostly for the
context_after:             // coercing the function to an `fn()` pointer. (although in that case the tailcall is