1 files changed, 22 insertions, 0 deletions
diff --git a/src/test/ui/consts/miri_unleashed/ptr_arith.rs b/src/test/ui/consts/miri_unleashed/ptr_arith.rs
new file mode 100644
index 000000000..13e6af36e
--- /dev/null
+++ b/src/test/ui/consts/miri_unleashed/ptr_arith.rs
@@ -0,0 +1,22 @@
+// compile-flags: -Zunleash-the-miri-inside-of-you
+#![feature(core_intrinsics)]
+#![allow(const_err)]
+
+// During CTFE, we prevent pointer-to-int casts.
+// Pointer comparisons are prevented in the trait system.
+
+static PTR_INT_CAST: () = {
+    let x = &0 as *const _ as usize;
+    //~^ ERROR could not evaluate static initializer
+    //~| "exposing pointers" needs an rfc before being allowed inside constants
+    let _v = x == x;
+};
+
+static PTR_INT_TRANSMUTE: () = unsafe {
+    let x: usize = std::mem::transmute(&0);
+    let _v = x + 0;
+    //~^ ERROR could not evaluate static initializer
+    //~| unable to turn pointer into raw bytes
+};
+
+fn main() {}