error[E0277]: the trait bound `i32: Foo` is not satisfied
  --> $DIR/feature-gate-trivial_bounds.rs:10:14
   |
LL | enum E where i32: Foo { V }
   |              ^^^^^^^^ the trait `Foo` is not implemented for `i32`
   |
   = help: the trait `Foo` is implemented for `()`
   = help: see issue #48214
help: add `#![feature(trivial_bounds)]` to the crate attributes to enable
   |
LL + #![feature(trivial_bounds)]
   |

error[E0277]: the trait bound `i32: Foo` is not satisfied
  --> $DIR/feature-gate-trivial_bounds.rs:12:16
   |
LL | struct S where i32: Foo;
   |                ^^^^^^^^ the trait `Foo` is not implemented for `i32`
   |
   = help: the trait `Foo` is implemented for `()`
   = help: see issue #48214
help: add `#![feature(trivial_bounds)]` to the crate attributes to enable
   |
LL + #![feature(trivial_bounds)]
   |

error[E0277]: the trait bound `i32: Foo` is not satisfied
  --> $DIR/feature-gate-trivial_bounds.rs:14:15
   |
LL | trait T where i32: Foo {}
   |               ^^^^^^^^ the trait `Foo` is not implemented for `i32`
   |
   = help: the trait `Foo` is implemented for `()`
   = help: see issue #48214
help: add `#![feature(trivial_bounds)]` to the crate attributes to enable
   |
LL + #![feature(trivial_bounds)]
   |

error[E0277]: the trait bound `i32: Foo` is not satisfied
  --> $DIR/feature-gate-trivial_bounds.rs:16:15
   |
LL | union U where i32: Foo { f: i32 }
   |               ^^^^^^^^ the trait `Foo` is not implemented for `i32`
   |
   = help: the trait `Foo` is implemented for `()`
   = help: see issue #48214
help: add `#![feature(trivial_bounds)]` to the crate attributes to enable
   |
LL + #![feature(trivial_bounds)]
   |

error[E0277]: the trait bound `i32: Foo` is not satisfied
  --> $DIR/feature-gate-trivial_bounds.rs:20:23
   |
LL | impl Foo for () where i32: Foo {
   |                       ^^^^^^^^ the trait `Foo` is not implemented for `i32`
   |
   = help: the trait `Foo` is implemented for `()`
   = help: see issue #48214
help: add `#![feature(trivial_bounds)]` to the crate attributes to enable
   |
LL + #![feature(trivial_bounds)]
   |

error[E0277]: the trait bound `i32: Foo` is not satisfied
  --> $DIR/feature-gate-trivial_bounds.rs:28:14
   |
LL | fn f() where i32: Foo
   |              ^^^^^^^^ the trait `Foo` is not implemented for `i32`
   |
   = help: the trait `Foo` is implemented for `()`
   = help: see issue #48214
help: add `#![feature(trivial_bounds)]` to the crate attributes to enable
   |
LL + #![feature(trivial_bounds)]
   |

error[E0277]: the trait bound `String: Neg` is not satisfied
  --> $DIR/feature-gate-trivial_bounds.rs:36:38
   |
LL | fn use_op(s: String) -> String where String: ::std::ops::Neg<Output=String> {
   |                                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the trait `Neg` is not implemented for `String`
   |
   = help: see issue #48214
help: add `#![feature(trivial_bounds)]` to the crate attributes to enable
   |
LL + #![feature(trivial_bounds)]
   |

error[E0277]: `i32` is not an iterator
  --> $DIR/feature-gate-trivial_bounds.rs:40:20
   |
LL | fn use_for() where i32: Iterator {
   |                    ^^^^^^^^^^^^^ `i32` is not an iterator
   |
   = help: the trait `Iterator` is not implemented for `i32`
   = help: see issue #48214
help: add `#![feature(trivial_bounds)]` to the crate attributes to enable
   |
LL + #![feature(trivial_bounds)]
   |

error[E0277]: the size for values of type `str` cannot be known at compilation time
  --> $DIR/feature-gate-trivial_bounds.rs:52:32
   |
LL | struct TwoStrs(str, str) where str: Sized;
   |                                ^^^^^^^^^^ doesn't have a size known at compile-time
   |
   = help: the trait `Sized` is not implemented for `str`
   = help: see issue #48214
help: add `#![feature(trivial_bounds)]` to the crate attributes to enable
   |
LL + #![feature(trivial_bounds)]
   |

error[E0277]: the size for values of type `(dyn A + 'static)` cannot be known at compilation time
  --> $DIR/feature-gate-trivial_bounds.rs:55:26
   |
LL | fn unsized_local() where Dst<dyn A>: Sized {
   |                          ^^^^^^^^^^^^^^^^^ doesn't have a size known at compile-time
   |
   = help: within `Dst<(dyn A + 'static)>`, the trait `Sized` is not implemented for `(dyn A + 'static)`, which is required by `Dst<(dyn A + 'static)>: Sized`
note: required because it appears within the type `Dst<(dyn A + 'static)>`
  --> $DIR/feature-gate-trivial_bounds.rs:48:8
   |
LL | struct Dst<X: ?Sized> {
   |        ^^^
   = help: see issue #48214
help: add `#![feature(trivial_bounds)]` to the crate attributes to enable
   |
LL + #![feature(trivial_bounds)]
   |

error[E0277]: the size for values of type `str` cannot be known at compilation time
  --> $DIR/feature-gate-trivial_bounds.rs:59:30
   |
LL | fn return_str() -> str where str: Sized {
   |                              ^^^^^^^^^^ doesn't have a size known at compile-time
   |
   = help: the trait `Sized` is not implemented for `str`
   = help: see issue #48214
help: add `#![feature(trivial_bounds)]` to the crate attributes to enable
   |
LL + #![feature(trivial_bounds)]
   |

error: aborting due to 11 previous errors

For more information about this error, try `rustc --explain E0277`.