8352920: Compilation failure: comparison of unsigned expression >= 0 is always true

Reviewed-by: dholmes

Author: Cesar Soares Lucas

src/hotspot/share/interpreter/bytecodeTracer.cpp

@@ -178,6 +178,7 @@ class BytecodePrinter {
   }
 };
 
+#ifndef PRODUCT
 // We need a global instance to keep track of the states when the bytecodes
 // are executed. Access by multiple threads are controlled by ttyLocker.
 static BytecodePrinter _interpreter_printer;
@@ -193,6 +194,7 @@ void BytecodeTracer::trace_interpreter(const methodHandle& method, address bcp,
     _interpreter_printer.trace(method, bcp, tos, tos2, st);
   }
 }
+#endif
 
 void BytecodeTracer::print_method_codes(const methodHandle& method, int from, int to, outputStream* st, int flags) {
   BytecodePrinter method_printer(flags);

src/hotspot/share/interpreter/bytecodeTracer.hpp

@@ -38,7 +38,7 @@ class outputStream;
 class BytecodeClosure;
 class BytecodeTracer: AllStatic {
  public:
-  static void trace_interpreter(const methodHandle& method, address bcp, uintptr_t tos, uintptr_t tos2, outputStream* st = tty);
+  NOT_PRODUCT(static void trace_interpreter(const methodHandle& method, address bcp, uintptr_t tos, uintptr_t tos2, outputStream* st = tty);)
   static void print_method_codes(const methodHandle& method, int from, int to, outputStream* st, int flags);
 };