Changeset 259549 in webkit

Timestamp:

Apr 5, 2020, 1:59:57 AM (6 years ago)

Author:

ysuzuki@apple.com

Message:

[JSC] JSArrayIterator's size is wrong
​https://bugs.webkit.org/show_bug.cgi?id=210020

Reviewed by Mark Lam.

Internal-size of JSArrayIterator should be 3, not 4.

• runtime/JSArrayIterator.h:

Location:

trunk/Source/JavaScriptCore

Files:

• ChangeLog (modified) (1 diff)
• runtime/JSArrayIterator.h (modified) (1 diff)

trunk/Source/JavaScriptCore/ChangeLog

@@ +1 @@
+2020-04-05  Yusuke Suzuki  <ysuzuki@apple.com>
+
+        [JSC] JSArrayIterator's size is wrong
+        https://bugs.webkit.org/show_bug.cgi?id=210020
+
+        Reviewed by Mark Lam.
+
+        Internal-size of JSArrayIterator should be 3, not 4.
+
+        * runtime/JSArrayIterator.h:
+
 2020-04-05  Mark Lam  <mark.lam@apple.com>
 

trunk/Source/JavaScriptCore/runtime/JSArrayIterator.h

@@ -30 +30 @@
 namespace JSC {
 
-class JSArrayIterator final : public JSInternalFieldObjectImpl<4> {
+class JSArrayIterator final : public JSInternalFieldObjectImpl<3> {
 public:
-    using Base = JSInternalFieldObjectImpl<4>;
+    using Base = JSInternalFieldObjectImpl<3>;
 
-    enum class Field : uint8_t { 
+    enum class Field : uint8_t {
         Index = 0,
         IteratedObject,
         Kind,
     };
+    static_assert(numberOfInternalFields == 3);
 
     static size_t allocationSize(Checked<size_t> inlineCapacity)