From 6695ddd1d55bada5732399734327976650f87d47 Mon Sep 17 00:00:00 2001
From: Dmitry Savvinov <dmitry.savvinov@jetbrains.com>
Date: Thu, 4 Jul 2019 17:35:37 +0300
Subject: [PATCH] Change 'hashCode' of 'TypeProjection'

according to bug when there was exception in
`hashCode` call when projection has some `SpecialType`
like `NO_EXPECTED_TYPE`
---
 .../src/org/jetbrains/kotlin/types/TypeProjectionBase.java  | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/core/descriptors/src/org/jetbrains/kotlin/types/TypeProjectionBase.java b/core/descriptors/src/org/jetbrains/kotlin/types/TypeProjectionBase.java
index b6a84fe6494..cefaff484d3 100644
--- a/core/descriptors/src/org/jetbrains/kotlin/types/TypeProjectionBase.java
+++ b/core/descriptors/src/org/jetbrains/kotlin/types/TypeProjectionBase.java
@@ -46,7 +46,11 @@ public abstract class TypeProjectionBase implements TypeProjection {
     @Override
     public int hashCode() {
         int result = getProjectionKind().hashCode();
-        result = 31 * result + (isStarProjection() ? 17 : getType().hashCode());
+        if (TypeUtils.noExpectedType(getType())) {
+            result = 31 * result +19;
+        } else {
+            result = 31 * result + (isStarProjection() ? 17 : getType().hashCode());
+        }
         return result;
     }
 }