From 218caa410aa38c29984be31a5229b9fa717560ee Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Wed, 17 Apr 2024 14:19:13 +0200
Subject: Merging upstream version 1.68.2+dfsg1.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 tests/ui/const-generics/issues/issue-86820.rs | 24 ++++++++++++++++++++++++
 1 file changed, 24 insertions(+)
 create mode 100644 tests/ui/const-generics/issues/issue-86820.rs

(limited to 'tests/ui/const-generics/issues/issue-86820.rs')

diff --git a/tests/ui/const-generics/issues/issue-86820.rs b/tests/ui/const-generics/issues/issue-86820.rs
new file mode 100644
index 000000000..ae4bd943f
--- /dev/null
+++ b/tests/ui/const-generics/issues/issue-86820.rs
@@ -0,0 +1,24 @@
+// Regression test for the ICE described in #86820.
+
+#![allow(unused, dead_code)]
+use std::ops::BitAnd;
+
+const C: fn() = || is_set();
+fn is_set() {
+    0xffu8.bit::<0>();
+}
+
+trait Bits {
+    fn bit<const I: u8>(self) -> bool;
+}
+
+impl Bits for u8 {
+    fn bit<const I: usize>(self) -> bool {
+        //~^ ERROR: method `bit` has an incompatible generic parameter for trait `Bits` [E0053]
+        let i = 1 << I;
+        let mask = u8::from(i);
+        mask & self == mask
+    }
+}
+
+fn main() {}
-- 
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