From 50510e4491ea8225c3abe997fe27f0c53e0094e2 Mon Sep 17 00:00:00 2001
From: Ralf Jung <post@ralfj.de>
Date: Fri, 5 Jul 2019 08:44:16 +0200
Subject: [PATCH] remove Scalar::is_null_ptr

Miri does not need it any more and it is otherwise unused
---
 src/librustc/mir/interpret/value.rs | 11 -----------
 1 file changed, 11 deletions(-)

diff --git a/src/librustc/mir/interpret/value.rs b/src/librustc/mir/interpret/value.rs
index 388c549324268..867565d5e0922 100644
--- a/src/librustc/mir/interpret/value.rs
+++ b/src/librustc/mir/interpret/value.rs
@@ -275,17 +275,6 @@ impl<'tcx, Tag> Scalar<Tag> {
         }
     }
 
-    #[inline]
-    pub fn is_null_ptr(self, cx: &impl HasDataLayout) -> bool {
-        match self {
-            Scalar::Raw { data, size } => {
-                assert_eq!(size as u64, cx.data_layout().pointer_size.bytes());
-                data == 0
-            },
-            Scalar::Ptr(_) => false,
-        }
-    }
-
     #[inline]
     pub fn from_bool(b: bool) -> Self {
         Scalar::Raw { data: b as u128, size: 1 }