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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-17 12:02:58 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-17 12:02:58 +0000
commit698f8c2f01ea549d77d7dc3338a12e04c11057b9 (patch)
tree173a775858bd501c378080a10dca74132f05bc50 /src/test/ui/traits/multidispatch2.rs
parentInitial commit. (diff)
downloadrustc-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 'src/test/ui/traits/multidispatch2.rs')
-rw-r--r--src/test/ui/traits/multidispatch2.rs39
1 files changed, 39 insertions, 0 deletions
diff --git a/src/test/ui/traits/multidispatch2.rs b/src/test/ui/traits/multidispatch2.rs
new file mode 100644
index 000000000..20608aabb
--- /dev/null
+++ b/src/test/ui/traits/multidispatch2.rs
@@ -0,0 +1,39 @@
+// run-pass
+
+use std::fmt::Debug;
+use std::default::Default;
+
+trait MyTrait<T> {
+ fn get(&self) -> T;
+}
+
+impl<T> MyTrait<T> for T
+ where T : Default
+{
+ fn get(&self) -> T {
+ Default::default()
+ }
+}
+
+#[derive(Copy, Clone)]
+struct MyType {
+ dummy: usize
+}
+
+impl MyTrait<usize> for MyType {
+ fn get(&self) -> usize { self.dummy }
+}
+
+fn test_eq<T,M>(m: M, v: T)
+where T : Eq + Debug,
+ M : MyTrait<T>
+{
+ assert_eq!(m.get(), v);
+}
+
+pub fn main() {
+ test_eq(22_usize, 0_usize);
+
+ let value = MyType { dummy: 256 + 22 };
+ test_eq(value, value.dummy);
+}