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-rw-r--r--tests/ui/codegen/equal-pointers-unequal/strict-provenance/print.rs24
1 files changed, 24 insertions, 0 deletions
diff --git a/tests/ui/codegen/equal-pointers-unequal/strict-provenance/print.rs b/tests/ui/codegen/equal-pointers-unequal/strict-provenance/print.rs
new file mode 100644
index 00000000000..075e3475a32
--- /dev/null
+++ b/tests/ui/codegen/equal-pointers-unequal/strict-provenance/print.rs
@@ -0,0 +1,24 @@
+//@ known-bug: #107975
+//@ compile-flags: -Copt-level=2
+//@ run-pass
+
+// https://github.com/rust-lang/rust/issues/107975#issuecomment-1430704499
+
+#![feature(strict_provenance)]
+
+use std::ptr;
+
+fn main() {
+    let a: usize = {
+        let v = 0;
+        ptr::from_ref(&v).addr()
+    };
+    let b: usize = {
+        let v = 0;
+        ptr::from_ref(&v).addr()
+    };
+
+    assert_ne!(a, b);
+    println!("{a}"); // or b
+    assert_eq!(a, b);
+}