New upstream version 1.70.0+dfsg1

[rustc.git] / tests / ui / auto-traits / suspicious-negative-impls-lint.stderr

diff --git a/tests/ui/auto-traits/suspicious-negative-impls-lint.stderr b/tests/ui/auto-traits/suspicious-negative-impls-lint.stderr
new file mode 100644 (file)
index 0000000..ee03ea1
--- /dev/null
+++ b/tests/ui/auto-traits/suspicious-negative-impls-lint.stderr
@@ -0,0 +1,52 @@
+error: cross-crate traits with a default impl, like `Send`, should not be specialized
+  --> $DIR/suspicious-negative-impls-lint.rs:7:1
+   |
+LL | impl !Send for ContainsVec<u32> {}
+   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+   |
+   = warning: this will change its meaning in a future release!
+   = note: for more information, see issue #93367 <https://github.com/rust-lang/rust/issues/93367>
+   = note: `u32` is not a generic parameter
+note: try using the same sequence of generic parameters as the struct definition
+  --> $DIR/suspicious-negative-impls-lint.rs:6:1
+   |
+LL | struct ContainsVec<T>(Vec<T>);
+   | ^^^^^^^^^^^^^^^^^^^^^
+note: the lint level is defined here
+  --> $DIR/suspicious-negative-impls-lint.rs:2:9
+   |
+LL | #![deny(suspicious_auto_trait_impls)]
+   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^
+
+error: cross-crate traits with a default impl, like `Send`, should not be specialized
+  --> $DIR/suspicious-negative-impls-lint.rs:12:1
+   |
+LL | impl<T> !Send for WithPhantomDataSend<*const T, u8> {}
+   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+   |
+   = warning: this will change its meaning in a future release!
+   = note: for more information, see issue #93367 <https://github.com/rust-lang/rust/issues/93367>
+   = note: `*const T` is not a generic parameter
+note: try using the same sequence of generic parameters as the struct definition
+  --> $DIR/suspicious-negative-impls-lint.rs:11:1
+   |
+LL | pub struct WithPhantomDataSend<T, U>(PhantomData<T>, U);
+   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+
+error: cross-crate traits with a default impl, like `Sync`, should not be specialized
+  --> $DIR/suspicious-negative-impls-lint.rs:17:1
+   |
+LL | impl<T> !Sync for WithLifetime<'static, Option<T>> {}
+   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+   |
+   = warning: this will change its meaning in a future release!
+   = note: for more information, see issue #93367 <https://github.com/rust-lang/rust/issues/93367>
+   = note: `Option<T>` is not a generic parameter
+note: try using the same sequence of generic parameters as the struct definition
+  --> $DIR/suspicious-negative-impls-lint.rs:16:1
+   |
+LL | pub struct WithLifetime<'a, T>(&'a (), T);
+   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+
+error: aborting due to 3 previous errors
+