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-rw-r--r--js/src/jsobj.cpp5
1 files changed, 5 insertions, 0 deletions
diff --git a/js/src/jsobj.cpp b/js/src/jsobj.cpp
index 33feb0a54..b17c845bb 100644
--- a/js/src/jsobj.cpp
+++ b/js/src/jsobj.cpp
@@ -2936,6 +2936,11 @@ DefineFunctionFromSpec(JSContext* cx, HandleObject obj, const JSFunctionSpec* fs
if (!PropertySpecNameToId(cx, fs->name, &id))
return false;
+ if (StandardProtoKeyOrNull(obj) == JSProto_Array && id == NameToId(cx->names().values)) {
+ if (!cx->options().arrayProtoValues())
+ return true;
+ }
+
JSFunction* fun = NewFunctionFromSpec(cx, fs, id);
if (!fun)
return false;