From eaed6855ac19aad381d33e6e709f077d866ee6af Mon Sep 17 00:00:00 2001
From: Yan Zhulanow <yan.zhulanow@jetbrains.com>
Date: Wed, 16 Jan 2019 18:04:19 +0300
Subject: [PATCH] Minor: Add proper nullability check in
 generateExtensionReceiver()

---
 .../org/jetbrains/kotlin/codegen/ExpressionCodegen.java    | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/compiler/backend/src/org/jetbrains/kotlin/codegen/ExpressionCodegen.java b/compiler/backend/src/org/jetbrains/kotlin/codegen/ExpressionCodegen.java
index 5632271ba6f..6d2110413c4 100644
--- a/compiler/backend/src/org/jetbrains/kotlin/codegen/ExpressionCodegen.java
+++ b/compiler/backend/src/org/jetbrains/kotlin/codegen/ExpressionCodegen.java
@@ -2783,7 +2783,12 @@ public class ExpressionCodegen extends KtVisitor<StackValue, StackValue> impleme
             );
         }
 
-        return context.generateReceiver(descriptor, state, false);
+        StackValue result = context.generateReceiver(descriptor, state, false);
+        if (result == null) {
+            throw new NullPointerException("Extension receiver was null for callable " + descriptor);
+        }
+
+        return result;
     }
 
     @NotNull