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-rw-r--r--src/test/ui/issues/issue-51044.rs30
1 files changed, 30 insertions, 0 deletions
diff --git a/src/test/ui/issues/issue-51044.rs b/src/test/ui/issues/issue-51044.rs
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+++ b/src/test/ui/issues/issue-51044.rs
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+// run-pass
+// regression test for issue #50825
+// Check that the feature gate normalizes associated types.
+
+#![allow(dead_code)]
+struct Foo<T>(T);
+struct Duck;
+struct Quack;
+
+trait Hello<A> where A: Animal {
+}
+
+trait Animal {
+ type Noise;
+}
+
+trait Loud<R> {
+}
+
+impl Loud<Quack> for f32 {
+}
+
+impl Animal for Duck {
+ type Noise = Quack;
+}
+
+impl Hello<Duck> for Foo<f32> where f32: Loud<<Duck as Animal>::Noise> {
+}
+
+fn main() {}