From 59f027e3e931e5e5b20457d0961a650bee783960 Mon Sep 17 00:00:00 2001
From: Mikhail Zarechenskiy <mikhail.zarechenskiy@jetbrains.com>
Date: Mon, 25 May 2020 09:52:32 +0300
Subject: [PATCH] [NI] Don't try performing any conversions on receivers

---
 .../kotlin/resolve/calls/components/ResolutionParts.kt        | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/compiler/resolution/src/org/jetbrains/kotlin/resolve/calls/components/ResolutionParts.kt b/compiler/resolution/src/org/jetbrains/kotlin/resolve/calls/components/ResolutionParts.kt
index 712109b18e6..e133ab7a461 100644
--- a/compiler/resolution/src/org/jetbrains/kotlin/resolve/calls/components/ResolutionParts.kt
+++ b/compiler/resolution/src/org/jetbrains/kotlin/resolve/calls/components/ResolutionParts.kt
@@ -415,8 +415,9 @@ private fun KotlinResolutionCandidate.resolveKotlinArgument(
 ) {
     val candidateExpectedType = candidateParameter?.let { argument.getExpectedType(it, callComponents.languageVersionSettings) }
 
+    val isReceiver = receiverInfo.isReceiver
     val conversionDataBeforeSubtyping =
-        if (candidateParameter == null || candidateExpectedType == null) {
+        if (isReceiver || candidateParameter == null || candidateExpectedType == null) {
             null
         } else {
             TypeConversions.performCompositeConversionBeforeSubtyping(
@@ -440,6 +441,7 @@ private fun KotlinResolutionCandidate.resolveKotlinArgument(
 
     if (candidateExpectedType == null || // Nothing to convert
         convertedExpectedType != null || // Type is already converted
+        isReceiver || // Receivers don't participate in conversions
         conversionDataBeforeSubtyping?.wasConversion == true || // We tried to convert type but failed
         conversionDataBeforeSubtyping?.conversionDefinitelyNotNeeded == true ||
         csBuilder.hasContradiction