tests/ui/specialization/specialization-feature-gate-overlap.rs

   1 // Check that writing an overlapping impl is not allow unless specialization is ungated.
   2
   3 // gate-test-specialization
   4
   5 trait Foo {
   6     fn foo(&self);
   7 }
   8
   9 impl<T> Foo for T {
  10     fn foo(&self) {}
  11 }
  12
  13 impl Foo for u8 { //~ ERROR E0119
  14     fn foo(&self) {}
  15 }
  16
  17 fn main() {}