// Test that the recursion limit can be changed and that the compiler // suggests a fix. In this case, we have a recursing macro that will // overflow if the number of arguments surpasses the recursion limit. #![allow(dead_code)] #![recursion_limit="10"] macro_rules! recurse { () => { }; ($t:tt $($tail:tt)*) => { recurse!($($tail)*) }; //~ ERROR recursion limit } fn main() { recurse!(0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9); }