A couple of other "stack overflow" vs. "has_pending_exception()" issues fixed.

src/isolate.cc

 // Copyright 2012 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 <stdlib.h>
 
 #include <fstream>  // NOLINT(readability/streams)
 #include <sstream>
 
 #include "src/v8.h"
@@ skipping 927 matching lines @@
         String::cast(location->script()->name())->ToCString().get(),
         line_number);
   } else {
     base::OS::PrintError("Extension or internal compilation error.\n");
   }
 #ifdef OBJECT_PRINT
   // Since comments and empty lines have been stripped from the source of
   // builtins, print the actual source here so that line numbers match.
   if (location->script()->source()->IsString()) {
     Handle<String> src(String::cast(location->script()->source()));
-    PrintF("Failing script:\n");
+    PrintF("Failing script:");
     int len = src->length();
-    int line_number = 1;
-    PrintF("%5d: ", line_number);
-    for (int i = 0; i < len; i++) {
-      uint16_t character = src->Get(i);
-      PrintF("%c", character);
-      if (character == '\n' && i < len - 2) {
-        PrintF("%5d: ", ++line_number);
+    if (len == 0) {
+      PrintF(" <not available>\n");
+    } else {
+      PrintF("\n");
+      int line_number = 1;
+      PrintF("%5d: ", line_number);
+      for (int i = 0; i < len; i++) {
+        uint16_t character = src->Get(i);
+        PrintF("%c", character);
+        if (character == '\n' && i < len - 2) {
+          PrintF("%5d: ", ++line_number);
+        }
       }
+      PrintF("\n");
     }
   }
 #endif
 }
 
 
 Object* Isolate::Throw(Object* exception, MessageLocation* location) {
   DCHECK(!has_pending_exception());
 
   HandleScope scope(this);
@@ skipping 1825 matching lines @@
   // Then check whether this scope intercepts.
   if ((flag & intercept_mask_)) {
     intercepted_flags_ |= flag;
     return true;
   }
   return false;
 }
 
 }  // namespace internal
 }  // namespace v8