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Diffstat (limited to 'src/test/ui/specialization/specialization-translate-projections-with-lifetimes.rs')
-rw-r--r--src/test/ui/specialization/specialization-translate-projections-with-lifetimes.rs33
1 files changed, 33 insertions, 0 deletions
diff --git a/src/test/ui/specialization/specialization-translate-projections-with-lifetimes.rs b/src/test/ui/specialization/specialization-translate-projections-with-lifetimes.rs
new file mode 100644
index 000000000..904aeaa08
--- /dev/null
+++ b/src/test/ui/specialization/specialization-translate-projections-with-lifetimes.rs
@@ -0,0 +1,33 @@
+// run-pass
+
+#![feature(specialization)] //~ WARN the feature `specialization` is incomplete
+
+trait Iterator {
+ fn next(&self);
+}
+
+trait WithAssoc {
+ type Item;
+}
+
+impl<'a> WithAssoc for &'a () {
+ type Item = &'a u32;
+}
+
+struct Cloned<I>(#[allow(unused_tuple_struct_fields)] I);
+
+impl<'a, I, T: 'a> Iterator for Cloned<I>
+ where I: WithAssoc<Item=&'a T>, T: Clone
+{
+ fn next(&self) {}
+}
+
+impl<'a, I, T: 'a> Iterator for Cloned<I>
+ where I: WithAssoc<Item=&'a T>, T: Copy
+{
+
+}
+
+fn main() {
+ Cloned(&()).next();
+}