Revert "Merge crossbeam-rs#552"

This reverts commit ce53365, reversing
changes made to bfb7705.

crossbeam-epoch/src/internal.rs

@@ -55,9 +55,9 @@ use crate::sync::list::{Entry, IsElement, IterError, List};
 use crate::sync::queue::Queue;
 
 /// Maximum number of objects a bag can contain.
-#[cfg(not(crossbeam_sanitize))]
-const MAX_OBJECTS: usize = 62;
-#[cfg(crossbeam_sanitize)]
+#[cfg(not(feature = "sanitize"))]
+const MAX_OBJECTS: usize = 64;
+#[cfg(feature = "sanitize")]
 const MAX_OBJECTS: usize = 4;
 
 /// A bag of deferred functions.
@@ -175,6 +175,8 @@ impl Default for Bag {
                 Deferred::new(no_op_func),
                 Deferred::new(no_op_func),
                 Deferred::new(no_op_func),
+                Deferred::new(no_op_func),
+                Deferred::new(no_op_func),
             ],
         };
         #[cfg(crossbeam_sanitize)]
@@ -373,17 +375,6 @@ pub(crate) struct Local {
     pin_count: Cell<Wrapping<usize>>,
 }
 
-// Make sure `Local` is less than or equal to 2048 bytes.
-// https://github.com/crossbeam-rs/crossbeam/issues/551
-#[cfg(not(crossbeam_sanitize))] // `crossbeam_sanitize` reduces the size of `Local`
-#[test]
-fn local_size() {
-    assert!(
-        core::mem::size_of::<Local>() <= 2048,
-        "An allocation of `Local` should be <= 2048 bytes."
-    );
-}
-
 impl Local {
     /// Number of pinnings after which a participant will execute some deferred functions from the
     /// global queue.