syntax_data: {"ast_node_type":"other","tokens":[{"end":38,"kind":"keyword","start":0,"text":"//"}]}
source_snippet:         // Respect -C overflow-checks.
context_before:         let mut check_overflow = attr::contains_name(attrs, sym::rustc_inherit_overflow_checks);
context_after:         check_overflow |= tcx.sess.overflow_checks();