syntax_data: {"ast_node_type":"function","tokens":[{"end":84,"kind":"keyword","start":0,"text":"fn"}]}
source_snippet: fn unversioned_llvm_target(os: &str, arch: Arch, abi: TargetAbi) -> StaticCow<str> {
context_before: /// Clang.
context_after:     let arch = arch.target_name();