[build] Fix a clang warning

src/ast/prettyprinter.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 "src/ast/prettyprinter.h"
 
 #include <stdarg.h>
 
 #include "src/ast/ast-value-factory.h"
 #include "src/ast/scopes.h"
@@ skipping 1074 matching lines @@
       Print("JS-array[%u]",
             Smi::cast(JSArray::cast(object)->length())->value());
     } else if (object->IsJSObject()) {
       Print("JS-Object");
     } else {
       Print("?UNKNOWN?");
     }
   } else if (object->IsFixedArray()) {
     Print("FixedArray");
   } else {
-    Print("<unknown literal %p>", object);
+    Print("<unknown literal %p>", static_cast<void*>(object));
   }
 }
 
 
 void PrettyPrinter::PrintLiteral(const AstRawString* value, bool quote) {
   PrintLiteral(value->string(), quote);
 }
 
 
 void PrettyPrinter::PrintParameters(Scope* scope) {
@@ skipping 640 matching lines @@
 
 void AstPrinter::VisitRewritableExpression(RewritableExpression* node) {
   Visit(node->expression());
 }
 
 
 #endif  // DEBUG
 
 }  // namespace internal
 }  // namespace v8