Auto merge of #84864 - Mark-Simulacrum:stable-next, r=Mark-Simulacrum 1.52.0

[stable] 1.52.0 release

This includes the release notes (#84183) as well as cherry-picked commits from:

* [beta] revert PR #77885 #84710
* [beta] remove assert_matches #84759
* Revert PR 81473 to resolve (on beta) issues 81626 and 81658. #83171
* [beta] rustdoc revert deref recur #84868
*  Fix ICE of for-loop mut borrowck where no suggestions are available #83401

Additionally in "fresh work" we're also:

* reverting: directly expose copy and copy_nonoverlapping intrinsics #81238 to avoid https://github.com/rust-lang/rust/issues/84297 on 1.52

1 files changed, 0 insertions, 90 deletions

diff --git a/library/core/src/macros/mod.rs b/library/core/src/macros/mod.rs
index 99894b5605e..a0a8eecbc25 100644
--- a/library/core/src/macros/mod.rs
+++ b/library/core/src/macros/mod.rs
@@ -110,60 +110,6 @@ macro_rules! assert_ne {
     });
 }
 
-/// Asserts that an expression matches any of the given patterns.
-///
-/// Like in a `match` expression, the pattern can be optionally followed by `if`
-/// and a guard expression that has access to names bound by the pattern.
-///
-/// On panic, this macro will print the value of the expression with its
-/// debug representation.
-///
-/// Like [`assert!`], this macro has a second form, where a custom
-/// panic message can be provided.
-///
-/// # Examples
-///
-/// ```
-/// #![feature(assert_matches)]
-///
-/// let a = 1u32.checked_add(2);
-/// let b = 1u32.checked_sub(2);
-/// assert_matches!(a, Some(_));
-/// assert_matches!(b, None);
-///
-/// let c = Ok("abc".to_string());
-/// assert_matches!(c, Ok(x) | Err(x) if x.len() < 100);
-/// ```
-#[macro_export]
-#[unstable(feature = "assert_matches", issue = "82775")]
-#[allow_internal_unstable(core_panic)]
-macro_rules! assert_matches {
-    ($left:expr, $( $pattern:pat )|+ $( if $guard: expr )? $(,)?) => ({
-        match $left {
-            $( $pattern )|+ $( if $guard )? => {}
-            ref left_val => {
-                $crate::panicking::assert_matches_failed(
-                    left_val,
-                    $crate::stringify!($($pattern)|+ $(if $guard)?),
-                    $crate::option::Option::None
-                );
-            }
-        }
-    });
-    ($left:expr, $( $pattern:pat )|+ $( if $guard: expr )?, $($arg:tt)+) => ({
-        match $left {
-            $( $pattern )|+ $( if $guard )? => {}
-            ref left_val => {
-                $crate::panicking::assert_matches_failed(
-                    left_val,
-                    $crate::stringify!($($pattern)|+ $(if $guard)?),
-                    $crate::option::Option::Some($crate::format_args!($($arg)+))
-                );
-            }
-        }
-    });
-}
-
 /// Asserts that a boolean expression is `true` at runtime.
 ///
 /// This will invoke the [`panic!`] macro if the provided expression cannot be
@@ -262,42 +208,6 @@ macro_rules! debug_assert_ne {
     ($($arg:tt)*) => (if $crate::cfg!(debug_assertions) { $crate::assert_ne!($($arg)*); })
 }
 
-/// Asserts that an expression matches any of the given patterns.
-///
-/// Like in a `match` expression, the pattern can be optionally followed by `if`
-/// and a guard expression that has access to names bound by the pattern.
-///
-/// On panic, this macro will print the value of the expression with its
-/// debug representation.
-///
-/// Unlike [`assert_matches!`], `debug_assert_matches!` statements are only
-/// enabled in non optimized builds by default. An optimized build will not
-/// execute `debug_assert_matches!` statements unless `-C debug-assertions` is
-/// passed to the compiler. This makes `debug_assert_matches!` useful for
-/// checks that are too expensive to be present in a release build but may be
-/// helpful during development. The result of expanding `debug_assert_matches!`
-/// is always type checked.
-///
-/// # Examples
-///
-/// ```
-/// #![feature(assert_matches)]
-///
-/// let a = 1u32.checked_add(2);
-/// let b = 1u32.checked_sub(2);
-/// debug_assert_matches!(a, Some(_));
-/// debug_assert_matches!(b, None);
-///
-/// let c = Ok("abc".to_string());
-/// debug_assert_matches!(c, Ok(x) | Err(x) if x.len() < 100);
-/// ```
-#[macro_export]
-#[unstable(feature = "assert_matches", issue = "82775")]
-#[allow_internal_unstable(assert_matches)]
-macro_rules! debug_assert_matches {
-    ($($arg:tt)*) => (if $crate::cfg!(debug_assertions) { $crate::assert_matches!($($arg)*); })
-}
-
 /// Returns whether the given expression matches any of the given patterns.
 ///
 /// Like in a `match` expression, the pattern can be optionally followed by `if`