add back Scalar::null_ptr

rust-lang · Apr 23, 2020 · 5bb1afc · 5bb1afc
1 parent 413a129
commit 5bb1afc
Showing 1 changed file with 5 additions and 0 deletions.
diff --git a/src/librustc_middle/mir/interpret/value.rs b/src/librustc_middle/mir/interpret/value.rs
@@ -188,6 +188,11 @@ impl<'tcx, Tag> Scalar<Tag> {
         }
     }
 
+    #[inline]
+    pub fn null_ptr(cx: &impl HasDataLayout) -> Self {
+        Scalar::Raw { data: 0, size: cx.data_layout().pointer_size.bytes() as u8 }
+    }
+
     #[inline]
     pub fn zst() -> Self {
         Scalar::Raw { data: 0, size: 0 }