[scudo][NFC] Explicit type casting to avoid compiler warning

ChiaHungDuan · ChiaHungDuan · commit a1c2928f78bd · 2024-02-28T23:44:29.000Z
diff --git a/compiler-rt/lib/scudo/standalone/allocator_common.h b/compiler-rt/lib/scudo/standalone/allocator_common.h
@@ -53,7 +53,7 @@ template <class SizeClassAllocator> struct TransferBatch {
   void moveNToArray(CompactPtrT *Array, u16 N) {
     DCHECK_LE(N, Count);
     memcpy(Array, Batch + Count - N, sizeof(Batch[0]) * N);
-    Count -= N;
+    Count = static_cast<u16>(Count - N);
   }
   u16 getCount() const { return Count; }
   bool isEmpty() const { return Count == 0U; }

Original file line number	Diff line number	Diff line change
`@@ -53,7 +53,7 @@ template <class SizeClassAllocator> struct TransferBatch {`
`53`	`53`	`void moveNToArray(CompactPtrT *Array, u16 N) {`
`54`	`54`	`DCHECK_LE(N, Count);`
`55`	`55`	`memcpy(Array, Batch + Count - N, sizeof(Batch[0]) * N);`
`56`		`- Count -= N;`
	`56`	`+ Count = static_cast<u16>(Count - N);`
`57`	`57`	`}`
`58`	`58`	`u16 getCount() const { return Count; }`
`59`	`59`	`bool isEmpty() const { return Count == 0U; }`