If an allocation is so huge that we cannot code the size needed in the failur...

src/jsregexp.cc

 // Copyright 2006-2008 the V8 project authors. All rights reserved.
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
 // met:
 //
 //     * Redistributions of source code must retain the above copyright
 //       notice, this list of conditions and the following disclaimer.
 //     * Redistributions in binary form must reproduce the above
 //       copyright notice, this list of conditions and the following
 //       disclaimer in the documentation and/or other materials provided
@@ skipping 261 matching lines @@
 
   unsigned number_of_captures;
   const char* error_message = NULL;
 
   malloc_failure = Failure::Exception();
   JscreRegExp* code = jsRegExpCompile(two_byte_pattern->GetTwoByteData(),
                                       pattern->length(), case_option,
                                       multiline_option, &number_of_captures,
                                       &error_message, &JSREMalloc, &JSREFree);
 
-  if (code == NULL && malloc_failure->IsRetryAfterGC()) {
-    // Performs a GC, then retries.
-    if (!Heap::CollectGarbage(malloc_failure->requested(),
-                              malloc_failure->allocation_space())) {
+  if (code == NULL) {
+    if (malloc_failure->IsRetryAfterGC()) {
+      // Performs a GC, then retries.
+      if (!Heap::CollectGarbage(malloc_failure->requested(),
+                                malloc_failure->allocation_space())) {
+        // TODO(1181417): Fix this.
+        V8::FatalProcessOutOfMemory("RegExpImpl::JsreCompile");
+      }
+      malloc_failure = Failure::Exception();
+      code = jsRegExpCompile(two_byte_pattern->GetTwoByteData(),
+                             pattern->length(), case_option,
+                             multiline_option, &number_of_captures,
+                             &error_message, &JSREMalloc, &JSREFree);
+    }
+    if (code == NULL &&
+        (malloc_failure->IsRetryAfterGC() ||
+         malloc_failure->IsOutOfMemoryFailure())) {
       // TODO(1181417): Fix this.
       V8::FatalProcessOutOfMemory("RegExpImpl::JsreCompile");
     }
-    malloc_failure = Failure::Exception();
-    code = jsRegExpCompile(two_byte_pattern->GetTwoByteData(),
-                           pattern->length(), case_option,
-                           multiline_option, &number_of_captures,
-                           &error_message, &JSREMalloc, &JSREFree);
-    if (code == NULL && malloc_failure->IsRetryAfterGC()) {
-      // TODO(1181417): Fix this.
-      V8::FatalProcessOutOfMemory("RegExpImpl::JsreCompile");
-    }
   }
 
   if (error_message != NULL) {
     // Throw an exception.
     SmartPointer<char> char_pattern =
         two_byte_pattern->ToCString(DISALLOW_NULLS);
     Handle<JSArray> array = Factory::NewJSArray(2);
     SetElement(array, 0, Factory::NewStringFromUtf8(CStrVector(*char_pattern)));
     SetElement(array, 1, Factory::NewStringFromUtf8(CStrVector(error_message)));
     Handle<Object> regexp_err =
@@ skipping 183 matching lines @@
 }
 
 
 ByteArray* RegExpImpl::JsreInternal(Handle<JSRegExp> re) {
   Object* value = re->data();
   ASSERT(value->IsFixedArray());
   return ByteArray::cast(FixedArray::cast(value)->get(INTERNAL_INDEX));
 }
 
 }}  // namespace v8::internal