--- a/hotspot/src/share/vm/runtime/arguments.cpp	Thu Jan 30 09:41:45 2014 +0100
+++ b/hotspot/src/share/vm/runtime/arguments.cpp	Thu Jan 30 14:12:22 2014 -0800
@@ -101,7 +101,7 @@
 const char*  Arguments::_java_vendor_url_bug    = DEFAULT_VENDOR_URL_BUG;
 const char*  Arguments::_sun_java_launcher      = DEFAULT_JAVA_LAUNCHER;
 int    Arguments::_sun_java_launcher_pid        = -1;
-bool   Arguments::_created_by_gamma_launcher    = false;
+bool   Arguments::_sun_java_launcher_is_altjvm  = false;
 
 // These parameters are reset in method parse_vm_init_args(JavaVMInitArgs*)
 bool   Arguments::_AlwaysCompileLoopMethods     = AlwaysCompileLoopMethods;
@@ -151,7 +151,8 @@
 
 // Process java launcher properties.
 void Arguments::process_sun_java_launcher_properties(JavaVMInitArgs* args) {
-  // See if sun.java.launcher or sun.java.launcher.pid is defined.
+  // See if sun.java.launcher, sun.java.launcher.is_altjvm or
+  // sun.java.launcher.pid is defined.
   // Must do this before setting up other system properties,
   // as some of them may depend on launcher type.
   for (int index = 0; index < args->nOptions; index++) {
@@ -162,6 +163,12 @@
       process_java_launcher_argument(tail, option->extraInfo);
       continue;
     }
+    if (match_option(option, "-Dsun.java.launcher.is_altjvm=", &tail)) {
+      if (strcmp(tail, "true") == 0) {
+        _sun_java_launcher_is_altjvm = true;
+      }
+      continue;
+    }
     if (match_option(option, "-Dsun.java.launcher.pid=", &tail)) {
       _sun_java_launcher_pid = atoi(tail);
       continue;
@@ -1013,9 +1020,10 @@
     _java_command = value;
 
     // Record value in Arguments, but let it get passed to Java.
-  } else if (strcmp(key, "sun.java.launcher.pid") == 0) {
-    // launcher.pid property is private and is processed
-    // in process_sun_java_launcher_properties();
+  } else if (strcmp(key, "sun.java.launcher.is_altjvm") == 0 ||
+             strcmp(key, "sun.java.launcher.pid") == 0) {
+    // sun.java.launcher.is_altjvm and sun.java.launcher.pid property are
+    // private and are processed in process_sun_java_launcher_properties();
     // the sun.java.launcher property is passed on to the java application
     FreeHeap(key);
     if (eq != NULL) {
@@ -1800,9 +1808,6 @@
 
 void Arguments::process_java_launcher_argument(const char* launcher, void* extra_info) {
   _sun_java_launcher = strdup(launcher);
-  if (strcmp("gamma", _sun_java_launcher) == 0) {
-    _created_by_gamma_launcher = true;
-  }
 }
 
 bool Arguments::created_by_java_launcher() {
@@ -1810,8 +1815,8 @@
   return strcmp(DEFAULT_JAVA_LAUNCHER, _sun_java_launcher) != 0;
 }
 
-bool Arguments::created_by_gamma_launcher() {
-  return _created_by_gamma_launcher;
+bool Arguments::sun_java_launcher_is_altjvm() {
+  return _sun_java_launcher_is_altjvm;
 }
 
 //===========================================================================================================
@@ -3765,16 +3770,6 @@
     }
   }
 
-  // set PauseAtExit if the gamma launcher was used and a debugger is attached
-  // but only if not already set on the commandline
-  if (Arguments::created_by_gamma_launcher() && os::is_debugger_attached()) {
-    bool set = false;
-    CommandLineFlags::wasSetOnCmdline("PauseAtExit", &set);
-    if (!set) {
-      FLAG_SET_DEFAULT(PauseAtExit, true);
-    }
-  }
-
   return JNI_OK;
 }