syntax_data: {"ast_node_type":"other","tokens":[{"end":51,"kind":"keyword","start":0,"text":"if"}]}
source_snippet:         if dwarf_version < 2 || dwarf_version > 5 {
context_before:         // DWARF 1 is not supported by LLVM and DWARF 6 is not yet finalized.
context_after:             sess.dcx().emit_err(errors::UnsupportedDwarfVersion { dwarf_version });