syntax_data: {"ast_node_type":"other","tokens":[{"end":38,"kind":"keyword","start":0,"text":"\"lint"}]}
source_snippet:         "lint LLVM IR (default: no)"),
context_before:     lint_llvm_ir: bool = (false, parse_bool, [TRACKED],
context_after:     lint_mir: bool = (false, parse_bool, [UNTRACKED],