[v8] Allow for 4GB TypedArrays

ktran · Commit Bot · commit 94dd3e992ef5 · 2020-06-19T06:52:21.000Z
Increase TypedArray.kMaxLength by 1. Bug: chromium:1095721 Change-Id: Ic3668ff4e71cfd1289eda495333c4aae62c44795 Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/2249668 Reviewed-by: Benedikt Meurer <bmeurer@chromium.org> Reviewed-by: Yang Guo <yangguo@chromium.org> Commit-Queue: Kim-Anh Tran <kimanh@chromium.org> Cr-Commit-Position: refs/heads/master@{#68424}
diff --git a/include/v8.h b/include/v8.h
@@ -5350,7 +5350,7 @@ class V8_EXPORT TypedArray : public ArrayBufferView {
    */
   static constexpr size_t kMaxLength = internal::kApiSystemPointerSize == 4
                                            ? internal::kSmiMaxValue
-                                           : 0xFFFFFFFF;
+                                           : size_t{1} << 32;
 
   /**
    * Number of elements in this typed array
