if (!ctx->quiet)
error_at (cp_expr_loc_or_loc (t, input_location),
"%<constexpr%> loop iteration count exceeds limit of %d "
- "(use -fconstexpr-loop-limit= to increase the limit)",
+ "(use %<-fconstexpr-loop-limit=%> to increase the limit)",
constexpr_loop_limit);
*non_constant_p = true;
break;