syntax_data: {"ast_node_type":"other","tokens":[{"end":61,"kind":"keyword","start":0,"text":"self.error_on_literal_overflow(lo_expr,"}]}
source_snippet:                 self.error_on_literal_overflow(lo_expr, ty)?;
context_before:                 // Emit a more appropriate message if there was overflow.
context_after:                 self.error_on_literal_overflow(hi_expr, ty)?;