1 files changed, 21 insertions, 0 deletions
diff --git a/src/test/ui/consts/zst_no_llvm_alloc.rs b/src/test/ui/consts/zst_no_llvm_alloc.rs
new file mode 100644
index 000000000..2a41f708c
--- /dev/null
+++ b/src/test/ui/consts/zst_no_llvm_alloc.rs
@@ -0,0 +1,21 @@
+// run-pass
+
+#[repr(align(4))]
+struct Foo;
+
+static FOO: Foo = Foo;
+
+fn main() {
+    let x: &'static () = &();
+    assert_ne!(x as *const () as usize, 1);
+    let x: &'static Foo = &Foo;
+    assert_ne!(x as *const Foo as usize, 4);
+
+    // statics must have a unique address
+    assert_ne!(&FOO as *const Foo as usize, 4);
+
+    // FIXME this two tests should be assert_eq!
+    // this stopped working since we are promoting to constants instead of statics
+    assert_ne!(<Vec<i32>>::new().as_ptr(), <&[i32]>::default().as_ptr());
+    assert_ne!(<Box<[i32]>>::default().as_ptr(), (&[]).as_ptr());
+}