diff --git a/tests/ui/type-inference/issue-113283-alllocator-trait-eq.rs b/tests/ui/type-inference/issue-113283-alllocator-trait-eq.rs
new file mode 100644
index 0000000000000..5d0e456d9ddc0
--- /dev/null
+++ b/tests/ui/type-inference/issue-113283-alllocator-trait-eq.rs
@@ -0,0 +1,18 @@
+// run-pass
+// Verify that PartialEq implementations do not break type inference when
+// accepting types with different allocators
+
+use std::rc::Rc;
+use std::sync::Arc;
+
+
+fn main() {
+    let boxed: Vec<Box<i32>> = vec![];
+    assert_eq!(boxed, vec![]);
+
+    let rc: Vec<Rc<i32>> = vec![];
+    assert_eq!(rc, vec![]);
+
+    let arc: Vec<Arc<i32>> = vec![];
+    assert_eq!(arc, vec![]);
+}