syntax_data: {"ast_node_type":"other","tokens":[{"end":88,"kind":"keyword","start":0,"text":"//"}]}
source_snippet:     // the where bounds to their hidden types. This reduces overall uncached invocations
context_before:     // Optimization: We convert to TypingMode::PostAnalysis and convert opaque types in
context_after:     // of `layout_of` and is thus a small performance improvement.