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-rw-r--r--library/alloc/tests/fmt.rs2
1 files changed, 1 insertions, 1 deletions
diff --git a/library/alloc/tests/fmt.rs b/library/alloc/tests/fmt.rs
index 67e12c612db..5ee6db43fda 100644
--- a/library/alloc/tests/fmt.rs
+++ b/library/alloc/tests/fmt.rs
@@ -207,7 +207,7 @@ fn test_format_macro_interface() {
     {
         let val = usize::MAX;
         let exp = format!("{val:#x}");
-        t!(format!("{:p}", val as *const isize), exp);
+        t!(format!("{:p}", std::ptr::invalid::<isize>(val)), exp);
     }
 
     // Escaping