Title: [235742] trunk/Source/_javascript_Core
- Revision
- 235742
- Author
- [email protected]
- Date
- 2018-09-06 10:46:48 -0700 (Thu, 06 Sep 2018)
Log Message
Gardening: only visit m_cachedStructureID if it's not null.
https://bugs.webkit.org/show_bug.cgi?id=189124
<rdar://problem/43863605>
Not reviewed.
* runtime/JSPropertyNameEnumerator.cpp:
(JSC::JSPropertyNameEnumerator::visitChildren):
Modified Paths
Diff
Modified: trunk/Source/_javascript_Core/ChangeLog (235741 => 235742)
--- trunk/Source/_javascript_Core/ChangeLog 2018-09-06 16:56:13 UTC (rev 235741)
+++ trunk/Source/_javascript_Core/ChangeLog 2018-09-06 17:46:48 UTC (rev 235742)
@@ -1,3 +1,14 @@
+2018-09-06 Mark Lam <[email protected]>
+
+ Gardening: only visit m_cachedStructureID if it's not null.
+ https://bugs.webkit.org/show_bug.cgi?id=189124
+ <rdar://problem/43863605>
+
+ Not reviewed.
+
+ * runtime/JSPropertyNameEnumerator.cpp:
+ (JSC::JSPropertyNameEnumerator::visitChildren):
+
2018-09-06 Tomas Popela <[email protected]>
[JSC] Build broken after r234975 on s390x, ppc64le, armv7hl
Modified: trunk/Source/_javascript_Core/runtime/JSPropertyNameEnumerator.cpp (235741 => 235742)
--- trunk/Source/_javascript_Core/runtime/JSPropertyNameEnumerator.cpp 2018-09-06 16:56:13 UTC (rev 235741)
+++ trunk/Source/_javascript_Core/runtime/JSPropertyNameEnumerator.cpp 2018-09-06 17:46:48 UTC (rev 235742)
@@ -94,8 +94,10 @@
visitor.append(propertyName);
visitor.append(thisObject->m_prototypeChain);
- VM& vm = visitor.vm();
- visitor.appendUnbarriered(vm.getStructure(thisObject->cachedStructureID()));
+ if (thisObject->cachedStructureID()) {
+ VM& vm = visitor.vm();
+ visitor.appendUnbarriered(vm.getStructure(thisObject->cachedStructureID()));
+ }
}
} // namespace JSC
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