syntax_data: {"ast_node_type":"other","tokens":[{"end":59,"kind":"keyword","start":0,"text":"///"}]}
source_snippet:     /// Returns 0 on success and an optional error message.
context_before:     ///
context_after:     #[deprecated(since = "38.0.0", note = "Use LLVMGetBitcodeModuleInContext2")]