{"ast_node_type":"other","tokens":[{"end":80,"kind":"keyword","start":0,"text":"target_compiler.rustdocflags.extend(rustflags_from_env(\"RUSTDOCFLAGS\"));"}]}
        target_compiler.rustdocflags.extend(rustflags_from_env("RUSTDOCFLAGS"));
        target_compiler.rustflags.extend(rustflags_from_env("RUSTFLAGS"));