Rollup merge of #104093 - RalfJung:test-sizes, r=thomcc

disable btree size tests on Miri Seems fine not to run these in Miri, they can't have UB anyway. And this lets us do layout randomization in Miri. r? ``@thomcc``
tcdi · Nov 8, 2022 · bf3e5d5 · bf3e5d5
2 parents 2aa71e7 + 6def9a4
commit bf3e5d5
Showing 1 changed file with 1 addition and 0 deletions.
diff --git a/alloc/src/collections/btree/node/tests.rs b/alloc/src/collections/btree/node/tests.rs
@@ -94,6 +94,7 @@ fn test_partial_eq() {
 
 #[test]
 #[cfg(target_arch = "x86_64")]
+#[cfg_attr(miri, ignore)] // We'd like to run Miri with layout randomization
 fn test_sizes() {
     assert_eq!(core::mem::size_of::<LeafNode<(), ()>>(), 16);
     assert_eq!(core::mem::size_of::<LeafNode<i64, i64>>(), 16 + CAPACITY * 2 * 8);