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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-05-30 03:57:31 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-05-30 03:57:31 +0000
commitdc0db358abe19481e475e10c32149b53370f1a1c (patch)
treeab8ce99c4b255ce46f99ef402c27916055b899ee /tests/ui/rfcs/rfc-2632-const-trait-impl/generic-bound.rs
parentReleasing progress-linux version 1.71.1+dfsg1-2~progress7.99u1. (diff)
downloadrustc-dc0db358abe19481e475e10c32149b53370f1a1c.tar.xz
rustc-dc0db358abe19481e475e10c32149b53370f1a1c.zip
Merging upstream version 1.72.1+dfsg1.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'tests/ui/rfcs/rfc-2632-const-trait-impl/generic-bound.rs')
-rw-r--r--tests/ui/rfcs/rfc-2632-const-trait-impl/generic-bound.rs30
1 files changed, 30 insertions, 0 deletions
diff --git a/tests/ui/rfcs/rfc-2632-const-trait-impl/generic-bound.rs b/tests/ui/rfcs/rfc-2632-const-trait-impl/generic-bound.rs
new file mode 100644
index 000000000..d665c4479
--- /dev/null
+++ b/tests/ui/rfcs/rfc-2632-const-trait-impl/generic-bound.rs
@@ -0,0 +1,30 @@
+// known-bug: #110395
+
+#![feature(const_trait_impl)]
+
+use std::marker::PhantomData;
+
+struct S<T>(PhantomData<T>);
+
+impl<T> Copy for S<T> {}
+impl<T> Clone for S<T> {
+ fn clone(&self) -> Self {
+ S(PhantomData)
+ }
+}
+
+impl<T> const std::ops::Add for S<T> {
+ type Output = Self;
+
+ fn add(self, _: Self) -> Self {
+ S(std::marker::PhantomData)
+ }
+}
+
+const fn twice<T: std::ops::Add>(arg: S<T>) -> S<T> {
+ arg + arg
+}
+
+fn main() {
+ let _ = twice(S(PhantomData::<i32>));
+}