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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/map-types.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/map-types.rs | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/src/test/ui/traits/map-types.rs b/src/test/ui/traits/map-types.rs new file mode 100644 index 000000000..dc33b9618 --- /dev/null +++ b/src/test/ui/traits/map-types.rs @@ -0,0 +1,19 @@ +use std::collections::HashMap; + + + +trait Map<K, V> +{ + fn get(&self, k: K) -> V { panic!() } +} + +impl<K, V> Map<K, V> for HashMap<K, V> {} + +// Test that trait types printed in error msgs include the type arguments. + +fn main() { + let x: Box<HashMap<isize, isize>> = HashMap::new().into(); + let x: Box<dyn Map<isize, isize>> = x; + let y: Box<dyn Map<usize, isize>> = Box::new(x); + //~^ ERROR `Box<dyn Map<isize, isize>>: Map<usize, isize>` is not satisfied +} |