syntax_data: {"ast_node_type":"other","tokens":[{"end":88,"kind":"keyword","start":0,"text":"(ExternAbi::Thiscall"}]}
source_snippet:             (ExternAbi::Thiscall { .. }, Arch::X86) => CanonAbi::X86(X86Call::Thiscall),
context_after:             (ExternAbi::Thiscall { .. }, _) => return AbiMapping::Invalid,