Imported WebKit commit 8ff1f22783a32de82fee915abd55bd1b298f2644 (http://svn.webkit.org/repository/webkit/trunk@122325)

New snapshot that should work with the latest Qt build system changes

1 files changed, 4 insertions, 1 deletions

diff --git a/Source/JavaScriptCore/runtime/JSArray.cpp b/Source/JavaScriptCore/runtime/JSArray.cpp
index 96cc44780..7218604d1 100644
--- a/Source/JavaScriptCore/runtime/JSArray.cpp
+++ b/Source/JavaScriptCore/runtime/JSArray.cpp
@@ -1258,7 +1258,10 @@ JSValue JSArray::pop(ExecState* exec)
     if (exec->hadException())
         return jsUndefined();
     // Call the [[Delete]] internal method of O with arguments indx and true.
-    deletePropertyByIndex(this, exec, index);
+    if (!deletePropertyByIndex(this, exec, index)) {
+        throwTypeError(exec, "Unable to delete property.");
+        return jsUndefined();
+    }
     // Call the [[Put]] internal method of O with arguments "length", indx, and true.
     setLength(exec, index, true);
     // Return element.