From 47b0f9490324c25437ebeb69759ce866213f9d50 Mon Sep 17 00:00:00 2001
From: Svyatoslav Kuzmich <svyatoslav.kuzmich@jetbrains.com>
Date: Fri, 19 Oct 2018 22:07:20 +0300
Subject: [PATCH] [JS IR BE] Fix funny safe call

---
 .../js/lower/calls/EqualityAndComparisonCallsTransformer.kt   | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/compiler/ir/backend.js/src/org/jetbrains/kotlin/ir/backend/js/lower/calls/EqualityAndComparisonCallsTransformer.kt b/compiler/ir/backend.js/src/org/jetbrains/kotlin/ir/backend/js/lower/calls/EqualityAndComparisonCallsTransformer.kt
index 3c1405a698d..db985d66647 100644
--- a/compiler/ir/backend.js/src/org/jetbrains/kotlin/ir/backend/js/lower/calls/EqualityAndComparisonCallsTransformer.kt
+++ b/compiler/ir/backend.js/src/org/jetbrains/kotlin/ir/backend/js/lower/calls/EqualityAndComparisonCallsTransformer.kt
@@ -151,7 +151,9 @@ class EqualityAndComparisonCallsTransformer(context: JsIrBackendContext) : Calls
     }
 
     private fun IrFunction.isMethodOfPrimitiveJSType() =
-        dispatchReceiverParameter?.type?.getPrimitiveType() != PrimitiveType.OTHER
+        dispatchReceiverParameter?.let {
+            it.type.getPrimitiveType() != PrimitiveType.OTHER
+        } ?: false
 
     private fun IrFunction.isMethodOfPotentiallyPrimitiveJSType() =
         isMethodOfPrimitiveJSType() || isFakeOverriddenFromAny()