diff -r 60a3693d0d87 -r 716ed9a6d607 langtools/src/jdk.compiler/share/classes/com/sun/tools/sjavac/CompileJavaPackages.java
--- a/langtools/src/jdk.compiler/share/classes/com/sun/tools/sjavac/CompileJavaPackages.java	Fri Oct 31 17:23:21 2014 -0600
+++ b/langtools/src/jdk.compiler/share/classes/com/sun/tools/sjavac/CompileJavaPackages.java	Mon Nov 03 10:20:34 2014 +0100
@@ -91,7 +91,7 @@
 
         // Get maximum heap size from the server!
         SysInfo sysinfo = sjavac.getSysInfo();
-        if (sysinfo.numCores == -1) {
+        if (sysinfo == null) {
             Log.error("Could not query server for sysinfo!");
             return false;
         }