src/test/ui/nll/user-annotations/dump-adt-brace-struct.rs

   1 // Unit test for the "user substitutions" that are annotated on each
   2 // node.
   3
   4 // compile-flags:-Zverbose
   5
   6 #![allow(warnings)]
   7 #![feature(rustc_attrs)]
   8
   9 struct SomeStruct<T> { t: T }
  10
  11 #[rustc_dump_user_substs]
  12 fn main() {
  13     SomeStruct { t: 22 }; // Nothing given, no annotation.
  14
  15     SomeStruct::<_> { t: 22 }; // Nothing interesting given, no annotation.
  16
  17     SomeStruct::<u32> { t: 22 }; // No lifetime bounds given.
  18
  19     SomeStruct::<&'static u32> { t: &22 }; //~ ERROR [&ReStatic u32]
  20 }