[build] Fix a clang warning

src/log-utils.cc

Index: src/log-utils.cc
diff --git a/src/log-utils.cc b/src/log-utils.cc
index a83a0aed568d7b5e6407bb3e430cc7c3c13f3189..4c67afba31ef2f06ca0977caf3af75c4316b0552 100644
--- a/src/log-utils.cc
+++ b/src/log-utils.cc
@@ -164,7 +164,9 @@ void Log::MessageBuilder::Append(String* str) {
   }
 }
 
-void Log::MessageBuilder::AppendAddress(Address addr) { Append("%p", addr); }
+void Log::MessageBuilder::AppendAddress(Address addr) {
+  Append("%p", static_cast<void*>(addr));
+}
 
 void Log::MessageBuilder::AppendSymbolName(Symbol* symbol) {
   DCHECK(symbol);