syntax_data: {"ast_node_type":"other","tokens":[{"end":21,"kind":"keyword","start":0,"text":"}"}]}
source_snippet:                     }
context_before:                         (x86::Flavor::FastcallOrVectorcall, None)
context_after:                     ExternAbi::C { .. } | ExternAbi::Cdecl { .. } | ExternAbi::Stdcall { .. } => {