src/test/ui/no_share-struct.rs

   1 #![feature(negative_impls)]
   2
   3 use std::marker::Sync;
   4
   5 struct Foo { a: isize }
   6 impl !Sync for Foo {}
   7
   8 fn bar<T: Sync>(_: T) {}
   9
  10 fn main() {
  11     let x = Foo { a: 5 };
  12     bar(x);
  13     //~^ ERROR `Foo` cannot be shared between threads safely [E0277]
  14 }