From a4b7ed7a42c716ab9f05e351f003d589124fd55d Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Wed, 17 Apr 2024 14:18:58 +0200
Subject: Adding upstream version 1.68.2+dfsg1.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 tests/ui/issues/issue-37291/auxiliary/lib.rs | 42 ++++++++++++++++++++++++++++
 1 file changed, 42 insertions(+)
 create mode 100644 tests/ui/issues/issue-37291/auxiliary/lib.rs

(limited to 'tests/ui/issues/issue-37291/auxiliary/lib.rs')

diff --git a/tests/ui/issues/issue-37291/auxiliary/lib.rs b/tests/ui/issues/issue-37291/auxiliary/lib.rs
new file mode 100644
index 000000000..1b163ee13
--- /dev/null
+++ b/tests/ui/issues/issue-37291/auxiliary/lib.rs
@@ -0,0 +1,42 @@
+#![crate_type = "lib"]
+
+use std::ops::Mul;
+
+pub trait A {}
+pub trait B {
+    type AT: A;
+}
+pub trait C {
+    type BT: B;
+}
+
+pub struct AV;
+impl A for AV {}
+
+pub struct BV;
+impl B for BV {
+    type AT = AV;
+}
+
+pub struct CV;
+impl C for CV {
+    type BT = BV;
+}
+
+pub struct WrapperB<T>(pub T);
+pub struct WrapperC<T>(pub T);
+
+impl<C1> Mul<WrapperB<<C1::BT as B>::AT>> for WrapperC<C1>
+    where C1: C
+{
+    type Output = u8;
+    fn mul(self, _: WrapperB<<C1::BT as B>::AT>) -> Self::Output {
+        loop {}
+    }
+}
+impl<C1> Mul<WrapperC<C1>> for WrapperC<C1> {
+    type Output = u8;
+    fn mul(self, _: WrapperC<C1>) -> Self::Output {
+        loop {}
+    }
+}
-- 
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