1 files changed, 18 insertions, 0 deletions

diff --git a/src/test/ui/const-generics/issues/issue-85031-2.rs b/src/test/ui/const-generics/issues/issue-85031-2.rs
new file mode 100644
index 000000000..4908fb296
--- /dev/null
+++ b/src/test/ui/const-generics/issues/issue-85031-2.rs
@@ -0,0 +1,18 @@
+// check-pass
+// known-bug
+
+// This should not compile, as the compiler should not know
+// `A - 0` is satisfied `?x - 0` if `?x` is inferred to `A`.
+#![allow(incomplete_features)]
+#![feature(generic_const_exprs)]
+
+pub struct Ref<'a>(&'a i32);
+
+impl<'a> Ref<'a> {
+    pub fn foo<const A: usize>() -> [(); A - 0] {
+        //~^ WARN function cannot
+        Self::foo()
+    }
+}
+
+fn main() {}