fn print_const_with_custom_print_scalar(
tcx: TyCtxt<'_>,
ct: ConstantKind<'_>,
underscores_and_type: bool
) -> String
fn print_const_with_custom_print_scalar(
tcx: TyCtxt<'_>,
ct: ConstantKind<'_>,
underscores_and_type: bool
) -> String