From 698f8c2f01ea549d77d7dc3338a12e04c11057b9 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Wed, 17 Apr 2024 14:02:58 +0200
Subject: Adding upstream version 1.64.0+dfsg1.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 src/test/ui/issues/issue-20413.rs | 41 +++++++++++++++++++++++++++++++++++++++
 1 file changed, 41 insertions(+)
 create mode 100644 src/test/ui/issues/issue-20413.rs

(limited to 'src/test/ui/issues/issue-20413.rs')

diff --git a/src/test/ui/issues/issue-20413.rs b/src/test/ui/issues/issue-20413.rs
new file mode 100644
index 000000000..138a235e6
--- /dev/null
+++ b/src/test/ui/issues/issue-20413.rs
@@ -0,0 +1,41 @@
+trait Foo {
+    fn answer(self);
+}
+
+struct NoData<T>;
+//~^ ERROR: parameter `T` is never used
+
+impl<T> Foo for T where NoData<T>: Foo {
+  //~^ ERROR: overflow evaluating the requirement
+  fn answer(self) {
+    let val: NoData<T> = NoData;
+  }
+}
+
+trait Bar {
+    fn answer(self);
+}
+
+trait Baz {
+    fn answer(self);
+}
+
+struct AlmostNoData<T>(Option<T>);
+
+struct EvenLessData<T>(Option<T>);
+
+impl<T> Bar for T where EvenLessData<T>: Baz {
+//~^ ERROR: overflow evaluating the requirement
+  fn answer(self) {
+    let val: EvenLessData<T> = EvenLessData(None);
+  }
+}
+
+impl<T> Baz for T where AlmostNoData<T>: Bar {
+//~^ ERROR: overflow evaluating the requirement
+  fn answer(self) {
+    let val: NoData<T> = AlmostNoData(None);
+  }
+}
+
+fn main() {}
-- 
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