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Diffstat (limited to 'src/test/ui/impl-trait/negative-reasoning.stderr')
-rw-r--r-- | src/test/ui/impl-trait/negative-reasoning.stderr | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/src/test/ui/impl-trait/negative-reasoning.stderr b/src/test/ui/impl-trait/negative-reasoning.stderr new file mode 100644 index 000000000..479b45185 --- /dev/null +++ b/src/test/ui/impl-trait/negative-reasoning.stderr @@ -0,0 +1,26 @@ +error[E0119]: conflicting implementations of trait `AnotherTrait` for type `D<OpaqueType>` + --> $DIR/negative-reasoning.rs:19:1 + | +LL | impl<T: std::fmt::Debug> AnotherTrait for T {} + | ------------------------------------------- first implementation here +... +LL | impl AnotherTrait for D<OpaqueType> { + | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ conflicting implementation for `D<OpaqueType>` + | + = note: upstream crates may add a new impl of trait `std::fmt::Debug` for type `OpaqueType` in future versions + +error: cannot implement trait on type alias impl trait + --> $DIR/negative-reasoning.rs:19:25 + | +LL | impl AnotherTrait for D<OpaqueType> { + | ^^^^^^^^^^ + | +note: type alias impl trait defined here + --> $DIR/negative-reasoning.rs:7:19 + | +LL | type OpaqueType = impl OpaqueTrait; + | ^^^^^^^^^^^^^^^^ + +error: aborting due to 2 previous errors + +For more information about this error, try `rustc --explain E0119`. |