From 526d4f0c2c42e6027303cd838e3a4209dc9647bc Mon Sep 17 00:00:00 2001
From: Alexey Kudravtsev <cdr@intellij.com>
Date: Mon, 24 Apr 2017 20:43:43 +0300
Subject: [PATCH] path can be null in case of jdk9

---
 .../impl/src/com/intellij/compiler/server/BuildManager.java   | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/java/compiler/impl/src/com/intellij/compiler/server/BuildManager.java b/java/compiler/impl/src/com/intellij/compiler/server/BuildManager.java
index b40ec67fb65e..ccd833adc352 100644
--- a/java/compiler/impl/src/com/intellij/compiler/server/BuildManager.java
+++ b/java/compiler/impl/src/com/intellij/compiler/server/BuildManager.java
@@ -1234,7 +1234,9 @@ public class BuildManager implements Disposable {
     final List<String> launcherCp = new ArrayList<>();
     launcherCp.add(ClasspathBootstrap.getResourcePath(launcherClass));
     launcherCp.addAll(BuildProcessClasspathManager.getLauncherClasspath(project));
-    launcherCp.add(compilerPath);
+    if (compilerPath != null) {   // can be null in case of jdk9
+      launcherCp.add(compilerPath);
+    }
     ClasspathBootstrap.appendJavaCompilerClasspath(launcherCp, shouldIncludeEclipseCompiler(projectConfig));
     cmdLine.addParameter("-classpath");
     cmdLine.addParameter(classpathToString(launcherCp));