src/share/vm/runtime/arguments.cpp

rev 8910 : full patch for jfr

@@ -1,7 +1,7 @@
 /*
- * Copyright (c) 1997, 2018, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 1997, 2019, Oracle and/or its affiliates. All rights reserved.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
  * This code is free software; you can redistribute it and/or modify it
  * under the terms of the GNU General Public License version 2 only, as
  * published by the Free Software Foundation.

@@ -2634,10 +2634,16 @@
   // The default CICompilerCount's value is CI_COMPILER_COUNT.
   assert(min_number_of_compiler_threads <= CI_COMPILER_COUNT, "minimum should be less or equal default number");
   // Check the minimum number of compiler threads
   status &=verify_min_value(CICompilerCount, min_number_of_compiler_threads, "CICompilerCount");
 
+  if ((FlightRecorder || StartFlightRecording != NULL) && !EnableJFR) {
+    jio_fprintf(defaultStream::error_stream(),
+                "The VM option -XX:+FlightRecorder or -XX:StartFlightRecording=... must be combined with -XX:+EnableJFR.\n");
+    status = false;
+  }
+
   return status;
 }
 
 bool Arguments::is_bad_option(const JavaVMOption* option, jboolean ignore,
   const char* option_type) {