[llvm] [MC] Pack scheduling class entry counts (PR #202649)

[Craig Topper via llvm-commits]

================
@@ -152,6 +152,12 @@ struct MCSchedClassDesc {
   }
 };
 
+#if !defined(NDEBUG) || defined(LLVM_ENABLE_DUMP)
----------------
topperc wrote:

What do the static_asserts protect?

https://github.com/llvm/llvm-project/pull/202649