Auto merge of #1697 - RalfJung:rustup, r=RalfJung

rustup

Cc rust-lang/rust#81551

Author: bors

rust-version

@@ -1 +1 @@
-0e190206e2ff0c13d64701d9b4145bf89a2d0cab
+9b3242982202707be2485b1e4cf5f3b34466a38d

tests/compile-fail/dangling_pointers/dangling_pointer_addr_of.rs

@@ -1,13 +1,12 @@
 // Make sure we find these even with many checks disabled.
 // compile-flags: -Zmiri-disable-alignment-check -Zmiri-disable-stacked-borrows -Zmiri-disable-validation
-#![feature(raw_ref_macros)]
 use std::ptr;
 
 fn main() {
     let p = {
         let b = Box::new(42);
         &*b as *const i32
     };
-    let x = unsafe { ptr::raw_const!(*p) }; //~ ERROR dereferenced after this allocation got freed
+    let x = unsafe { ptr::addr_of!(*p) }; //~ ERROR dereferenced after this allocation got freed
     panic!("this should never print: {:?}", x);
 }

tests/compile-fail/extern_static.rs

@@ -1,10 +1,9 @@
-#![feature(raw_ref_op)]
 //! Even referencing an unknown `extern static` already triggers an error.
 
 extern "C" {
     static mut FOO: i32;
 }
 
 fn main() {
-    let _val = unsafe { &raw const FOO }; //~ ERROR is not supported by Miri
+    let _val = unsafe { std::ptr::addr_of!(FOO) }; //~ ERROR is not supported by Miri
 }

tests/compile-fail/unaligned_pointers/unaligned_ptr_addr_of.rs

@@ -1,6 +1,5 @@
 // This should fail even without validation or Stacked Borrows.
 // compile-flags: -Zmiri-disable-validation -Zmiri-disable-stacked-borrows
-#![feature(raw_ref_macros)]
 use std::ptr;
 
 fn main() {
@@ -9,6 +8,6 @@ fn main() {
         let x = &x[0] as *const _ as *const u32;
         // This must fail because alignment is violated: the allocation's base is not sufficiently aligned.
         // The deref is UB even if we just put the result into a raw pointer.
-        let _x = unsafe { ptr::raw_const!(*x) }; //~ ERROR memory with alignment 2, but alignment 4 is required
+        let _x = unsafe { ptr::addr_of!(*x) }; //~ ERROR memory with alignment 2, but alignment 4 is required
     }
 }

tests/run-pass/issue-73223.rs

@@ -4,6 +4,7 @@ fn main() {
     assert_eq!(state.rest(path), "some/more");
 }
 
+#[allow(unused)]
 struct State {
     prev: Option<usize>,
     next: Option<usize>,

tests/run-pass/many_shr_bor.rs

@@ -1,6 +1,7 @@
 // Make sure validation can handle many overlapping shared borrows for different parts of a data structure
 use std::cell::RefCell;
 
+#[allow(unused)]
 struct Test {
     a: u32,
     b: u32,

tests/run-pass/packed_struct.rs

@@ -1,4 +1,4 @@
-#![feature(unsize, coerce_unsized, raw_ref_op, raw_ref_macros)]
+#![feature(unsize, coerce_unsized)]
 
 use std::collections::hash_map::DefaultHasher;
 use std::hash::Hash;
@@ -45,10 +45,8 @@ fn test_basic() {
     assert_eq!({x.a}, 42);
     assert_eq!({x.b}, 99);
     // but we *can* take a raw pointer!
-    assert_eq!(unsafe { (&raw const x.a).read_unaligned() }, 42);
-    assert_eq!(unsafe { ptr::raw_const!(x.a).read_unaligned() }, 42);
-    assert_eq!(unsafe { (&raw const x.b).read_unaligned() }, 99);
-    assert_eq!(unsafe { ptr::raw_const!(x.b).read_unaligned() }, 99);
+    assert_eq!(unsafe { ptr::addr_of!(x.a).read_unaligned() }, 42);
+    assert_eq!(unsafe { ptr::addr_of!(x.b).read_unaligned() }, 99);
 
     x.b = 77;
     assert_eq!({x.b}, 77);

tests/run-pass/stacked-borrows/stacked-borrows.rs

@@ -1,5 +1,4 @@
 // compile-flags: -Zmiri-track-raw-pointers
-#![feature(raw_ref_macros)]
 use std::ptr;
 
 // Test various stacked-borrows-related things.
@@ -169,8 +168,8 @@ fn raw_ref_to_part() {
     }
 
     let it = Box::new(Whole { part: Part { _lame: 0 }, extra: 42 });
-    let whole = ptr::raw_mut!(*Box::leak(it));
-    let part = unsafe { ptr::raw_mut!((*whole).part) };
+    let whole = ptr::addr_of_mut!(*Box::leak(it));
+    let part = unsafe { ptr::addr_of_mut!((*whole).part) };
     let typed = unsafe { &mut *(part as *mut Whole) };
     assert!(typed.extra == 42);
     drop(unsafe { Box::from_raw(whole) });