mark ptr-int-transmute test as no_run

RalfJung · RalfJung · commit 74d77d058b29 · 2022-04-18T10:04:31.000-04:00
diff --git a/library/core/src/intrinsics.rs b/library/core/src/intrinsics.rs
@@ -981,7 +981,7 @@ extern "rust-intrinsic" {
     ///
     /// Turning a pointer into a `usize`:
     ///
-    /// ```
+    /// ```no_run
     /// let ptr = &0;
     /// let ptr_num_transmute = unsafe {
     ///     std::mem::transmute::<&i32, usize>(ptr)
