src/test/run-fail/overflowing-lsh-2.rs

   1 // error-pattern:thread 'main' panicked at 'attempt to shift left with overflow'
   2 // compile-flags: -C debug-assertions
   3
   4 #![warn(arithmetic_overflow)]
   5 #![warn(const_err)]
   6
   7 fn main() {
   8     let _x = 1 << -1;
   9 }