liballoc tests: avoid int2ptr cast

RalfJung · RalfJung · commit 9b497abb9a5c · 2022-06-27T10:50:56.000-04:00
diff --git 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

Original file line number	Diff line number	Diff line change
`@@ -207,7 +207,7 @@ fn test_format_macro_interface() {`
`207`	`207`	`{`
`208`	`208`	`let val = usize::MAX;`
`209`	`209`	`let exp = format!("{val:#x}");`
`210`		`- t!(format!("{:p}", val as *const isize), exp);`
	`210`	`+ t!(format!("{:p}", std::ptr::invalid::<isize>(val)), exp);`
`211`	`211`	`}`
`212`	`212`
`213`	`213`	`// Escaping`