fix tests

src/smart/tests.rs

@@ -1,12 +1,6 @@
-#[cfg(not(loom))]
-mod sync {
-    pub use alloc::sync::*;
-    pub use core::sync::*;
-    #[cfg(feature = "std")]
-    pub use std::sync::mpsc;
-}
-
-#[cfg(feature = "std")]
+#[cfg(all(not(loom), feature = "std"))]
+use std::sync;
+#[cfg(all(not(loom), feature = "std"))]
 use std::thread;
 
 #[cfg(loom)]
@@ -272,6 +266,7 @@ fn test_atomic_st_clone_overflow() {
 }
 
 #[test]
+#[cfg(any(loom, feature = "std"))]
 fn test_atomic_mt_clone_move_and_drop() {
     let witness = atomic_witness::Witness::default();
     let num = T::new(witness.clone());
@@ -383,6 +378,6 @@ fn test_atomic_mt_clone_overflow() {
 
 #[test]
 #[cfg(loom)]
-fn loom_ts_clone_overflow() {
+fn loom_atomic_mt_clone_overflow() {
     loom::model(test_atomic_mt_clone_overflow);
 }