From 81a495b494003a1e4279f5c21ca14442067b1249 Mon Sep 17 00:00:00 2001
From: scaventz <scaventz@outlook.com>
Date: Sat, 6 Mar 2021 06:16:10 +0800
Subject: [PATCH] Fix the NullPointerException when pathname does not name a
 parent.

---
 .../kotlin/cli/jvm/compiler/CompileEnvironmentUtil.java       | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/compiler/cli/src/org/jetbrains/kotlin/cli/jvm/compiler/CompileEnvironmentUtil.java b/compiler/cli/src/org/jetbrains/kotlin/cli/jvm/compiler/CompileEnvironmentUtil.java
index 00d5b021c4f..027c178ef71 100644
--- a/compiler/cli/src/org/jetbrains/kotlin/cli/jvm/compiler/CompileEnvironmentUtil.java
+++ b/compiler/cli/src/org/jetbrains/kotlin/cli/jvm/compiler/CompileEnvironmentUtil.java
@@ -116,7 +116,9 @@ public class CompileEnvironmentUtil {
         FileOutputStream outputStream = null;
         try {
             // we should try to create the output dir first
-            jarPath.getParentFile().mkdirs();
+            if (jarPath.getParentFile() != null) {
+                jarPath.getParentFile().mkdirs();
+            }
             outputStream = new FileOutputStream(jarPath);
             doWriteToJar(outputFiles, outputStream, mainClass, jarRuntime, noReflect, resetJarTimestamps);
             outputStream.close();