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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:02:58 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:02:58 +0000 |
commit | 698f8c2f01ea549d77d7dc3338a12e04c11057b9 (patch) | |
tree | 173a775858bd501c378080a10dca74132f05bc50 /src/test/ui/traits/issue-26339.rs | |
parent | Initial commit. (diff) | |
download | rustc-698f8c2f01ea549d77d7dc3338a12e04c11057b9.tar.xz rustc-698f8c2f01ea549d77d7dc3338a12e04c11057b9.zip |
Adding upstream version 1.64.0+dfsg1.upstream/1.64.0+dfsg1
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
-rw-r--r-- | src/test/ui/traits/issue-26339.rs | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/src/test/ui/traits/issue-26339.rs b/src/test/ui/traits/issue-26339.rs new file mode 100644 index 000000000..bedd87cc4 --- /dev/null +++ b/src/test/ui/traits/issue-26339.rs @@ -0,0 +1,31 @@ +// run-pass +// Test that the right implementation is called through a trait +// object when supertraits include multiple references to the +// same trait, with different type parameters. + +trait A: PartialEq<Foo> + PartialEq<Bar> { } + +struct Foo; +struct Bar; + +struct Aimpl; + +impl PartialEq<Foo> for Aimpl { + fn eq(&self, _rhs: &Foo) -> bool { + true + } +} + +impl PartialEq<Bar> for Aimpl { + fn eq(&self, _rhs: &Bar) -> bool { + false + } +} + +impl A for Aimpl { } + +fn main() { + let a = &Aimpl as &dyn A; + + assert!(*a == Foo); +} |