Rollup merge of #128978 - compiler-errors:assert-matches, r=jieyouxu

Use `assert_matches` around the compiler more

It's a useful assertion, especially since it actually prints out the LHS.

compiler/rustc_const_eval/src/check_consts/check.rs

@@ -1,5 +1,6 @@
 //! The `Visitor` responsible for actually checking a `mir::Body` for invalid operations.
 
+use std::assert_matches::assert_matches;
 use std::mem;
 use std::ops::Deref;
 
@@ -590,7 +591,7 @@ impl<'tcx> Visitor<'tcx> for Checker<'_, 'tcx> {
                 if is_int_bool_or_char(lhs_ty) && is_int_bool_or_char(rhs_ty) {
                     // Int, bool, and char operations are fine.
                 } else if lhs_ty.is_fn_ptr() || lhs_ty.is_unsafe_ptr() {
-                    assert!(matches!(
+                    assert_matches!(
                         op,
                         BinOp::Eq
                             | BinOp::Ne
@@ -599,7 +600,7 @@ impl<'tcx> Visitor<'tcx> for Checker<'_, 'tcx> {
                             | BinOp::Ge
                             | BinOp::Gt
                             | BinOp::Offset
-                    ));
+                    );
 
                     self.check_op(ops::RawPtrComparison);
                 } else if lhs_ty.is_floating_point() || rhs_ty.is_floating_point() {