fixup! [scudo] Make local cache be agnostic to the type of node in freelist

Author: ChiaHungDuan

compiler-rt/lib/scudo/standalone/primary32.h

@@ -197,6 +197,7 @@ template <typename Config> class SizeClassAllocator32 {
       return 0;
 
     const u16 Count = B->getCount();
+    DCHECK_GT(Count, 0U);
     B->moveToArray(ToArray);
 
     if (ClassId != SizeClassMap::BatchClassId)

compiler-rt/lib/scudo/standalone/primary64.h

@@ -213,6 +213,7 @@ template <typename Config> class SizeClassAllocator64 {
       return 0;
 
     const u16 Count = B->getCount();
+    DCHECK_GT(Count, 0U);
     B->moveToArray(ToArray);
 
     if (ClassId != SizeClassMap::BatchClassId)