Fix issue 128.

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 12 matching lines @@
 // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
 // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 
 #include "v8.h"
 
 #include "execution.h"
 #include "factory.h"
 #include "jsregexp.h"
-#include "third_party/jscre/pcre.h"
 #include "platform.h"
 #include "runtime.h"
 #include "top.h"
 #include "compilation-cache.h"
 
+// Including pcre.h undefines DEBUG to avoid getting debug output from
+// the JSCRE implementation. Make sure to redefine it in debug mode
+// after having included the header file.
+#ifdef DEBUG
+#include "third_party/jscre/pcre.h"
+#define DEBUG
+#else
+#include "third_party/jscre/pcre.h"
+#endif
+
 namespace v8 { namespace internal {
 
 
 #define CAPTURE_INDEX 0
 #define INTERNAL_INDEX 1
 
 static Failure* malloc_failure;
 
 static void* JSREMalloc(size_t size) {
   Object* obj = Heap::AllocateByteArray(size);
@@ skipping 483 matching lines @@
   return Smi::cast(value->get(CAPTURE_INDEX))->value();
 }
 
 
 ByteArray* RegExpImpl::JsreInternal(Handle<JSRegExp> re) {
   FixedArray* value = FixedArray::cast(re->DataAt(JSRegExp::kJscreDataIndex));
   return ByteArray::cast(value->get(INTERNAL_INDEX));
 }
 
 }}  // namespace v8::internal