Handle missing scripts in CallSite.GetEvalOrigin

src/builtins/builtins-callsite.cc

 // Copyright 2016 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "src/builtins/builtins.h"
 #include "src/builtins/builtins-utils.h"
 
 #include "src/string-builder.h"
 #include "src/wasm/wasm-module.h"
 
@@ skipping 201 matching lines @@
 
   Handle<Object> function_obj;
   Handle<Symbol> symbol = isolate->factory()->call_site_function_symbol();
   ASSIGN_RETURN_FAILURE_ON_EXCEPTION(isolate, function_obj,
                                      JSObject::GetProperty(recv, symbol));
 
   DCHECK(function_obj->IsJSFunction());
   Handle<JSFunction> function = Handle<JSFunction>::cast(function_obj);
   Handle<Object> script = handle(function->shared()->script(), isolate);
 
+  if (!script->IsScript()) {
+    return *isolate->factory()->undefined_value();
+  }
+
   RETURN_RESULT_OR_FAILURE(
       isolate, FormatEvalOrigin(isolate, Handle<Script>::cast(script)));
 }
 
 BUILTIN(CallSitePrototypeGetFileName) {
   HandleScope scope(isolate);
   CHECK_CALLSITE(recv, "getFileName");
 
   CallSite call_site(isolate, recv);
   CHECK(call_site.IsJavaScript() || call_site.IsWasm());
@@ skipping 148 matching lines @@
 BUILTIN(CallSitePrototypeToString) {
   HandleScope scope(isolate);
   // TODO(jgruber)
   return *isolate->factory()->undefined_value();
 }
 
 #undef CHECK_CALLSITE
 
 }  // namespace internal
 }  // namespace v8