syntax_data: {"ast_node_type":"other","tokens":[{"end":68,"kind":"keyword","start":0,"text":"split_lto_unit:"}]}
source_snippet:     split_lto_unit: Option<bool> = (None, parse_opt_bool, [TRACKED],
context_before:                   by the linker"),
context_after:         "enable LTO unit splitting (default: no)"),