From bd8fddbb64d0a867a373d484b76df4dbd7a88919 Mon Sep 17 00:00:00 2001
From: Eugene Vigdorchik <no_reply@jetbrains.com>
Date: Sat, 26 Mar 2005 22:04:51 +0300
Subject: [PATCH] IDEADEV-89

---
 .../typeCook/deductive/builder/SystemBuilder.java      | 10 +++++++++-
 1 file changed, 9 insertions(+), 1 deletion(-)

diff --git a/source/com/intellij/refactoring/typeCook/deductive/builder/SystemBuilder.java b/source/com/intellij/refactoring/typeCook/deductive/builder/SystemBuilder.java
index 5c8081fb6d70..9750dfc4c2a9 100644
--- a/source/com/intellij/refactoring/typeCook/deductive/builder/SystemBuilder.java
+++ b/source/com/intellij/refactoring/typeCook/deductive/builder/SystemBuilder.java
@@ -546,7 +546,7 @@ public class SystemBuilder {
       final PsiExpression initializer = ((PsiVariable)element).getInitializer();
 
       if (initializer != null) {
-        final PsiExpression core = PsiUtil.deparenthesizeExpression(initializer);
+        final PsiExpression core = deparenthesizeExpression(initializer);
 
         if (core instanceof PsiArrayInitializerExpression) {
           final PsiExpression[] inits = ((PsiArrayInitializerExpression)core).getInitializers();
@@ -720,6 +720,14 @@ public class SystemBuilder {
     }
   }
 
+  private PsiExpression deparenthesizeExpression(PsiExpression rExpression) {
+    if (rExpression instanceof PsiParenthesizedExpression) {
+      return deparenthesizeExpression(
+        ((PsiParenthesizedExpression)rExpression).getExpression());
+    }
+    return rExpression;
+  }
+
   private void addBoundConstraints(final System system, final PsiType definedType, final PsiElement element) {
     final PsiType elemenType = Util.getType(element);