syntax_data: {"ast_node_type":"other","tokens":[{"end":65,"kind":"keyword","start":0,"text":"//"}]}
source_snippet:                 // abi incompatibility with the standard library.
context_before:                 // RUSTC_FORCE_RUSTC_VERSION is ignored here as otherwise different we would get an
context_after:                 hasher.write(tcx.sess.cfg_version.as_bytes());