syntax_data: {"ast_node_type":"other","tokens":[{"end":60,"kind":"keyword","start":0,"text":".try_to_bits(tcx,"}]}
source_snippet:                             .try_to_bits(tcx, cx.typing_env)
context_before:                         scalar.valid_range_mut().end = extract_const_value(cx, ty, end)?
context_after:                             .ok_or_else(|| error(cx, LayoutError::Unknown(ty)))?;