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Diffstat (limited to 'src/test/ui/specialization/default-associated-type-bound-2.stderr')
| -rw-r--r-- | src/test/ui/specialization/default-associated-type-bound-2.stderr | 30 |
1 files changed, 30 insertions, 0 deletions
diff --git a/src/test/ui/specialization/default-associated-type-bound-2.stderr b/src/test/ui/specialization/default-associated-type-bound-2.stderr new file mode 100644 index 000000000..91778ed0f --- /dev/null +++ b/src/test/ui/specialization/default-associated-type-bound-2.stderr @@ -0,0 +1,30 @@ +warning: the feature `specialization` is incomplete and may not be safe to use and/or cause compiler crashes + --> $DIR/default-associated-type-bound-2.rs:2:12 + | +LL | #![feature(specialization)] + | ^^^^^^^^^^^^^^ + | + = note: `#[warn(incomplete_features)]` on by default + = note: see issue #31844 <https://github.com/rust-lang/rust/issues/31844> for more information + = help: consider using `min_specialization` instead, which is more stable and complete + +error[E0277]: can't compare `&'static B` with `B` + --> $DIR/default-associated-type-bound-2.rs:16:22 + | +LL | default type U = &'static B; + | ^^^^^^^^^^ no implementation for `&'static B == B` + | + = help: the trait `PartialEq<B>` is not implemented for `&'static B` +note: required by a bound in `X::U` + --> $DIR/default-associated-type-bound-2.rs:6:13 + | +LL | type U: PartialEq<T>; + | ^^^^^^^^^^^^ required by this bound in `X::U` +help: consider introducing a `where` clause, but there might be an alternative better way to express this requirement + | +LL | impl<B: 'static, T> X<B> for T where &'static B: PartialEq<B> { + | ++++++++++++++++++++++++++++++ + +error: aborting due to previous error; 1 warning emitted + +For more information about this error, try `rustc --explain E0277`. |