syntax_data: {"ast_node_type":"other","tokens":[{"end":46,"kind":"keyword","start":0,"text":"rustc_target::asm::InlineAsmRegOrRegClass,"}]}
source_snippet:     rustc_target::asm::InlineAsmRegOrRegClass,
context_before:     rustc_span::Symbol,
context_after:     // tidy-alphabetical-end