src/test/ui/parser/trait-object-trait-parens.stderr

   1 error: `?Trait` is not permitted in trait object types
   2   --> $DIR/trait-object-trait-parens.rs:8:24
   3    |
   4 LL |     let _: Box<(Obj) + (?Sized) + (for<'a> Trait<'a>)>;
   5    |                        ^^^^^^^^
   6
   7 error: `?Trait` is not permitted in trait object types
   8   --> $DIR/trait-object-trait-parens.rs:12:17
   9    |
  10 LL |     let _: Box<(?Sized) + (for<'a> Trait<'a>) + (Obj)>;
  11    |                 ^^^^^^
  12
  13 error: `?Trait` is not permitted in trait object types
  14   --> $DIR/trait-object-trait-parens.rs:16:46
  15    |
  16 LL |     let _: Box<(for<'a> Trait<'a>) + (Obj) + (?Sized)>;
  17    |                                              ^^^^^^^^
  18
  19 warning: trait objects without an explicit `dyn` are deprecated
  20   --> $DIR/trait-object-trait-parens.rs:8:16
  21    |
  22 LL |     let _: Box<(Obj) + (?Sized) + (for<'a> Trait<'a>)>;
  23    |                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (Obj) + (?Sized) + (for<'a> Trait<'a>)`
  24    |
  25    = note: `#[warn(bare_trait_objects)]` on by default
  26
  27 warning: trait objects without an explicit `dyn` are deprecated
  28   --> $DIR/trait-object-trait-parens.rs:12:16
  29    |
  30 LL |     let _: Box<(?Sized) + (for<'a> Trait<'a>) + (Obj)>;
  31    |                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (?Sized) + (for<'a> Trait<'a>) + (Obj)`
  32
  33 warning: trait objects without an explicit `dyn` are deprecated
  34   --> $DIR/trait-object-trait-parens.rs:16:16
  35    |
  36 LL |     let _: Box<(for<'a> Trait<'a>) + (Obj) + (?Sized)>;
  37    |                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (for<'a> Trait<'a>) + (Obj) + (?Sized)`
  38
  39 error[E0225]: only auto traits can be used as additional traits in a trait object
  40   --> $DIR/trait-object-trait-parens.rs:8:35
  41    |
  42 LL |     let _: Box<(Obj) + (?Sized) + (for<'a> Trait<'a>)>;
  43    |                -----              ^^^^^^^^^^^^^^^^^^^
  44    |                |                  |
  45    |                |                  additional non-auto trait
  46    |                |                  trait alias used in trait object type (additional use)
  47    |                first non-auto trait
  48    |                trait alias used in trait object type (first use)
  49
  50 error[E0225]: only auto traits can be used as additional traits in a trait object
  51   --> $DIR/trait-object-trait-parens.rs:12:49
  52    |
  53 LL |     let _: Box<(?Sized) + (for<'a> Trait<'a>) + (Obj)>;
  54    |                           -------------------   ^^^^^
  55    |                           |                     |
  56    |                           |                     additional non-auto trait
  57    |                           |                     trait alias used in trait object type (additional use)
  58    |                           first non-auto trait
  59    |                           trait alias used in trait object type (first use)
  60
  61 error[E0225]: only auto traits can be used as additional traits in a trait object
  62   --> $DIR/trait-object-trait-parens.rs:16:38
  63    |
  64 LL |     let _: Box<(for<'a> Trait<'a>) + (Obj) + (?Sized)>;
  65    |                 -----------------    ^^^^^
  66    |                 |                    |
  67    |                 |                    additional non-auto trait
  68    |                 |                    trait alias used in trait object type (additional use)
  69    |                 first non-auto trait
  70    |                 trait alias used in trait object type (first use)
  71
  72 error: aborting due to 6 previous errors; 3 warnings emitted
  73
  74 For more information about this error, try `rustc --explain E0225`.