From 4a86255823657cc9511dd05f8d2d397aef588c38 Mon Sep 17 00:00:00 2001
From: Andrey Breslav <andrey.breslav@jetbrains.com>
Date: Fri, 19 Oct 2012 00:28:16 +0400
Subject: [PATCH] Mutable field made volatile: this is a temporary measure to
 prevent some artifacts of concurrent access

---
 .../src/org/jetbrains/jet/lang/types/lang/KotlinBuiltIns.java   | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/compiler/frontend/src/org/jetbrains/jet/lang/types/lang/KotlinBuiltIns.java b/compiler/frontend/src/org/jetbrains/jet/lang/types/lang/KotlinBuiltIns.java
index f36c32c4ba3..30d4f6804b0 100644
--- a/compiler/frontend/src/org/jetbrains/jet/lang/types/lang/KotlinBuiltIns.java
+++ b/compiler/frontend/src/org/jetbrains/jet/lang/types/lang/KotlinBuiltIns.java
@@ -136,7 +136,7 @@ public class KotlinBuiltIns {
     private final ResolveSession resolveSession;
     private final ModuleDescriptor builtInsModule;
 
-    private ImmutableSet<ClassDescriptor> nonPhysicalClasses;
+    private volatile ImmutableSet<ClassDescriptor> nonPhysicalClasses;
 
     private final ImmutableSet<ClassDescriptor> functionClassesSet;