summaryrefslogtreecommitdiffstats
path: root/src/test/ui/higher-rank-trait-bounds/issue-102899.rs
diff options
context:
space:
mode:
Diffstat (limited to '')
-rw-r--r--src/test/ui/higher-rank-trait-bounds/issue-102899.rs32
1 files changed, 32 insertions, 0 deletions
diff --git a/src/test/ui/higher-rank-trait-bounds/issue-102899.rs b/src/test/ui/higher-rank-trait-bounds/issue-102899.rs
new file mode 100644
index 000000000..952b81584
--- /dev/null
+++ b/src/test/ui/higher-rank-trait-bounds/issue-102899.rs
@@ -0,0 +1,32 @@
+// check-pass
+
+pub trait BufferTrait<'buffer> {
+ type Subset<'channel>
+ where
+ 'buffer: 'channel;
+
+ fn for_each_subset<F>(&self, f: F)
+ where
+ F: for<'channel> Fn(Self::Subset<'channel>);
+}
+
+pub struct SomeBuffer<'buffer> {
+ samples: &'buffer [()],
+}
+
+impl<'buffer> BufferTrait<'buffer> for SomeBuffer<'buffer> {
+ type Subset<'subset> = Subset<'subset> where 'buffer: 'subset;
+
+ fn for_each_subset<F>(&self, _f: F)
+ where
+ F: for<'subset> Fn(Subset<'subset>),
+ {
+ todo!()
+ }
+}
+
+pub struct Subset<'subset> {
+ buffer: &'subset [()],
+}
+
+fn main() {}