syntax_data: {"ast_node_type":"other","tokens":[{"end":59,"kind":"keyword","start":0,"text":"InlineAsmArch::X86"}]}
source_snippet:             InlineAsmArch::X86 | InlineAsmArch::X86_64 => {
context_before:         Ok(match arch {
context_after:                 Self::X86(X86InlineAsmRegClass::parse(name)?)