diff --git a/src/test/ui/consts/ptr_comparisons.rs b/src/test/ui/consts/ptr_comparisons.rs
index de7aeaad805..be998c80038 100644
--- a/src/test/ui/consts/ptr_comparisons.rs
+++ b/src/test/ui/consts/ptr_comparisons.rs
@@ -1,4 +1,8 @@
 // compile-flags: --crate-type=lib
+// normalize-stderr-32bit: "offset 8" -> "offset $$TWO_WORDS"
+// normalize-stderr-64bit: "offset 16" -> "offset $$TWO_WORDS"
+// normalize-stderr-32bit: "size 4" -> "size $$WORD"
+// normalize-stderr-64bit: "size 8" -> "size $$WORD"
 
 #![feature(
     const_panic,
diff --git a/src/test/ui/consts/ptr_comparisons.stderr b/src/test/ui/consts/ptr_comparisons.stderr
index c3e4b6abfcd..493d9be8f71 100644
--- a/src/test/ui/consts/ptr_comparisons.stderr
+++ b/src/test/ui/consts/ptr_comparisons.stderr
@@ -4,11 +4,11 @@ error: any use of this value will cause an error
 LL |         unsafe { intrinsics::offset(self, count) }
    |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
    |                  |
-   |                  inbounds test failed: pointer must be in-bounds at offset 16, but is outside bounds of alloc2 which has size 8
+   |                  inbounds test failed: pointer must be in-bounds at offset $TWO_WORDS, but is outside bounds of alloc2 which has size $WORD
    |                  inside `std::ptr::const_ptr::<impl *const usize>::offset` at $SRC_DIR/core/src/ptr/const_ptr.rs:LL:COL
-   |                  inside `_` at $DIR/ptr_comparisons.rs:58:34
+   |                  inside `_` at $DIR/ptr_comparisons.rs:62:34
    | 
-  ::: $DIR/ptr_comparisons.rs:58:1
+  ::: $DIR/ptr_comparisons.rs:62:1
    |
 LL | const _: *const usize = unsafe { (FOO as *const usize).offset(2) };
    | -------------------------------------------------------------------
@@ -16,19 +16,19 @@ LL | const _: *const usize = unsafe { (FOO as *const usize).offset(2) };
    = note: `#[deny(const_err)]` on by default
 
 error: any use of this value will cause an error
-  --> $DIR/ptr_comparisons.rs:63:14
+  --> $DIR/ptr_comparisons.rs:67:14
    |
 LL | / const _: *const u8 =
 LL | |
 LL | |     unsafe { std::ptr::raw_const!((*(FOO as *const usize as *const [u8; 1000]))[999]) };
    | |______________^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^__-
    |                |
-   |                memory access failed: pointer must be in-bounds at offset 1000, but is outside bounds of alloc2 which has size 8
+   |                memory access failed: pointer must be in-bounds at offset 1000, but is outside bounds of alloc2 which has size $WORD
    |
    = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
 
 error: any use of this value will cause an error
-  --> $DIR/ptr_comparisons.rs:66:27
+  --> $DIR/ptr_comparisons.rs:70:27
    |
 LL | const _: usize = unsafe { std::mem::transmute::<*const usize, usize>(FOO) + 4 };
    | --------------------------^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^---
@@ -36,7 +36,7 @@ LL | const _: usize = unsafe { std::mem::transmute::<*const usize, usize>(FOO) +
    |                           "pointer-to-integer cast" needs an rfc before being allowed inside constants
 
 error: any use of this value will cause an error
-  --> $DIR/ptr_comparisons.rs:71:27
+  --> $DIR/ptr_comparisons.rs:75:27
    |
 LL | const _: usize = unsafe { *std::mem::transmute::<&&usize, &usize>(&FOO) + 4 };
    | --------------------------^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^---