diff --git a/compiler/frontend.java/src/org/jetbrains/jet/lang/resolve/java/kotlinSignature/JavaToKotlinMethodMapGenerated.java b/compiler/frontend.java/src/org/jetbrains/jet/lang/resolve/java/kotlinSignature/JavaToKotlinMethodMapGenerated.java
index 9c4334b610b..7664955bc61 100644
--- a/compiler/frontend.java/src/org/jetbrains/jet/lang/resolve/java/kotlinSignature/JavaToKotlinMethodMapGenerated.java
+++ b/compiler/frontend.java/src/org/jetbrains/jet/lang/resolve/java/kotlinSignature/JavaToKotlinMethodMapGenerated.java
@@ -79,9 +79,7 @@ class JavaToKotlinMethodMapGenerated {
             pair("hashCode()", "fun hashCode(): jet.Int"),            
             pair("isEmpty()", "fun isEmpty(): jet.Boolean"),            
             pair("iterator()", "fun iterator(): jet.Iterator<E>"),            
-            pair("size()", "fun size(): jet.Int"),            
-            pair("toArray()", "fun toArray(): jet.Array<jet.Any?>"),            
-            pair("toArray(T[])", "fun <T> toArray(a: jet.Array<out T>): jet.Array<T>")            
+            pair("size()", "fun size(): jet.Int")            
         );
         
         put(b, "java.util.Collection", "MutableCollection",
@@ -97,9 +95,7 @@ class JavaToKotlinMethodMapGenerated {
             pair("remove(java.lang.Object)", "fun remove(o: jet.Any?): jet.Boolean"),            
             pair("removeAll(java.util.Collection<?>)", "fun removeAll(c: jet.Collection<jet.Any?>): jet.Boolean"),            
             pair("retainAll(java.util.Collection<?>)", "fun retainAll(c: jet.Collection<jet.Any?>): jet.Boolean"),            
-            pair("size()", "fun size(): jet.Int"),            
-            pair("toArray()", "fun toArray(): jet.Array<jet.Any?>"),            
-            pair("toArray(T[])", "fun <T> toArray(a: jet.Array<out T>): jet.Array<T>")            
+            pair("size()", "fun size(): jet.Int")            
         );
         
         put(b, "java.util.List", "List",
@@ -115,9 +111,7 @@ class JavaToKotlinMethodMapGenerated {
             pair("listIterator()", "fun listIterator(): jet.ListIterator<E>"),            
             pair("listIterator(int)", "fun listIterator(index: jet.Int): jet.ListIterator<E>"),            
             pair("size()", "fun size(): jet.Int"),            
-            pair("subList(int, int)", "fun subList(fromIndex: jet.Int, toIndex: jet.Int): jet.List<E>"),            
-            pair("toArray()", "fun toArray(): jet.Array<jet.Any?>"),            
-            pair("toArray(T[])", "fun <T> toArray(a: jet.Array<out T>): jet.Array<T>")            
+            pair("subList(int, int)", "fun subList(fromIndex: jet.Int, toIndex: jet.Int): jet.List<E>")            
         );
         
         put(b, "java.util.List", "MutableList",
@@ -143,9 +137,7 @@ class JavaToKotlinMethodMapGenerated {
             pair("retainAll(java.util.Collection<?>)", "fun retainAll(c: jet.Collection<jet.Any?>): jet.Boolean"),            
             pair("set(int, E)", "fun set(index: jet.Int, element: E): E"),            
             pair("size()", "fun size(): jet.Int"),            
-            pair("subList(int, int)", "fun subList(fromIndex: jet.Int, toIndex: jet.Int): jet.MutableList<E>"),            
-            pair("toArray()", "fun toArray(): jet.Array<jet.Any?>"),            
-            pair("toArray(T[])", "fun <T> toArray(a: jet.Array<out T>): jet.Array<T>")            
+            pair("subList(int, int)", "fun subList(fromIndex: jet.Int, toIndex: jet.Int): jet.MutableList<E>")            
         );
         
         put(b, "java.util.Set", "Set",
@@ -155,9 +147,7 @@ class JavaToKotlinMethodMapGenerated {
             pair("hashCode()", "fun hashCode(): jet.Int"),            
             pair("isEmpty()", "fun isEmpty(): jet.Boolean"),            
             pair("iterator()", "fun iterator(): jet.Iterator<E>"),            
-            pair("size()", "fun size(): jet.Int"),            
-            pair("toArray()", "fun toArray(): jet.Array<jet.Any?>"),            
-            pair("toArray(T[])", "fun <T> toArray(a: jet.Array<out T>): jet.Array<T>")            
+            pair("size()", "fun size(): jet.Int")            
         );
         
         put(b, "java.util.Set", "MutableSet",
@@ -173,9 +163,7 @@ class JavaToKotlinMethodMapGenerated {
             pair("remove(java.lang.Object)", "fun remove(o: jet.Any?): jet.Boolean"),            
             pair("removeAll(java.util.Collection<?>)", "fun removeAll(c: jet.Collection<jet.Any?>): jet.Boolean"),            
             pair("retainAll(java.util.Collection<?>)", "fun retainAll(c: jet.Collection<jet.Any?>): jet.Boolean"),            
-            pair("size()", "fun size(): jet.Int"),            
-            pair("toArray()", "fun toArray(): jet.Array<jet.Any?>"),            
-            pair("toArray(T[])", "fun <T> toArray(a: jet.Array<out T>): jet.Array<T>")            
+            pair("size()", "fun size(): jet.Int")            
         );
         
         put(b, "java.util.Map", "Map",
diff --git a/compiler/frontend/builtins/jet/.kotlin_class_names b/compiler/frontend/builtins/jet/.kotlin_class_names
index 4e0ee3cfd0b..fef812dcc53 100644
Binary files a/compiler/frontend/builtins/jet/.kotlin_class_names and b/compiler/frontend/builtins/jet/.kotlin_class_names differ
diff --git a/compiler/frontend/builtins/jet/.kotlin_name_table b/compiler/frontend/builtins/jet/.kotlin_name_table
index 04184dd7125..59f361e02ff 100644
Binary files a/compiler/frontend/builtins/jet/.kotlin_name_table and b/compiler/frontend/builtins/jet/.kotlin_name_table differ
diff --git a/compiler/frontend/builtins/jet/.kotlin_package b/compiler/frontend/builtins/jet/.kotlin_package
index 018f9e4dab2..c4d75bb100c 100644
Binary files a/compiler/frontend/builtins/jet/.kotlin_package and b/compiler/frontend/builtins/jet/.kotlin_package differ
diff --git a/compiler/frontend/builtins/jet/Collection.kotlin_class b/compiler/frontend/builtins/jet/Collection.kotlin_class
index 61449d25967..335a85012cd 100644
Binary files a/compiler/frontend/builtins/jet/Collection.kotlin_class and b/compiler/frontend/builtins/jet/Collection.kotlin_class differ
diff --git a/compiler/frontend/builtins/jet/DoubleIterator.kotlin_class b/compiler/frontend/builtins/jet/DoubleIterator.kotlin_class
index 3c5453521ca..4241312b851 100644
--- a/compiler/frontend/builtins/jet/DoubleIterator.kotlin_class
+++ b/compiler/frontend/builtins/jet/DoubleIterator.kotlin_class
@@ -4,5 +4,5 @@
 *Z
 0B
 Z
-&0_B
+&0]B
 
\ No newline at end of file
diff --git a/compiler/frontend/builtins/jet/Enum.kotlin_class b/compiler/frontend/builtins/jet/Enum.kotlin_class
index ca5987153d0..199d47fb0a5 100644
Binary files a/compiler/frontend/builtins/jet/Enum.kotlin_class and b/compiler/frontend/builtins/jet/Enum.kotlin_class differ
diff --git a/compiler/frontend/builtins/jet/ExtensionFunction0.kotlin_class b/compiler/frontend/builtins/jet/ExtensionFunction0.kotlin_class
index 3dd41e97be1..24f7ddc8111 100644
Binary files a/compiler/frontend/builtins/jet/ExtensionFunction0.kotlin_class and b/compiler/frontend/builtins/jet/ExtensionFunction0.kotlin_class differ
diff --git a/compiler/frontend/builtins/jet/ExtensionFunction1.kotlin_class b/compiler/frontend/builtins/jet/ExtensionFunction1.kotlin_class
index 7d0df048d62..87c316b1d2d 100644
Binary files a/compiler/frontend/builtins/jet/ExtensionFunction1.kotlin_class and b/compiler/frontend/builtins/jet/ExtensionFunction1.kotlin_class differ
diff --git a/compiler/frontend/builtins/jet/ExtensionFunction10.kotlin_class b/compiler/frontend/builtins/jet/ExtensionFunction10.kotlin_class
index 1a41836a377..413de9de18f 100644
Binary files a/compiler/frontend/builtins/jet/ExtensionFunction10.kotlin_class and b/compiler/frontend/builtins/jet/ExtensionFunction10.kotlin_class differ
diff --git a/compiler/frontend/builtins/jet/ExtensionFunction11.kotlin_class b/compiler/frontend/builtins/jet/ExtensionFunction11.kotlin_class
index 9825bc37af3..ace941098e0 100644
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diff --git a/compiler/frontend/builtins/jet/ExtensionFunction12.kotlin_class b/compiler/frontend/builtins/jet/ExtensionFunction12.kotlin_class
index 10eb52fbf1e..aca9c300624 100644
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diff --git a/compiler/frontend/builtins/jet/ExtensionFunction13.kotlin_class b/compiler/frontend/builtins/jet/ExtensionFunction13.kotlin_class
index 210f73e6416..0581f5b04b5 100644
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diff --git a/compiler/frontend/builtins/jet/ExtensionFunction14.kotlin_class b/compiler/frontend/builtins/jet/ExtensionFunction14.kotlin_class
index 6c39d9202e5..1a7bd2344cf 100644
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diff --git a/compiler/frontend/builtins/jet/ExtensionFunction15.kotlin_class b/compiler/frontend/builtins/jet/ExtensionFunction15.kotlin_class
index 8a55a246156..67a4f851463 100644
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diff --git a/compiler/frontend/builtins/jet/ExtensionFunction16.kotlin_class b/compiler/frontend/builtins/jet/ExtensionFunction16.kotlin_class
index 1d225c63edf..df77aeb6356 100644
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diff --git a/compiler/frontend/builtins/jet/ExtensionFunction17.kotlin_class b/compiler/frontend/builtins/jet/ExtensionFunction17.kotlin_class
index d0f84dbaa62..560a0a5c246 100644
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diff --git a/compiler/frontend/builtins/jet/ExtensionFunction18.kotlin_class b/compiler/frontend/builtins/jet/ExtensionFunction18.kotlin_class
index 34a966360d0..40c82e9bb05 100644
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diff --git a/compiler/frontend/builtins/jet/ExtensionFunction19.kotlin_class b/compiler/frontend/builtins/jet/ExtensionFunction19.kotlin_class
index bf66c1c6f6e..6349da71829 100644
Binary files a/compiler/frontend/builtins/jet/ExtensionFunction19.kotlin_class and b/compiler/frontend/builtins/jet/ExtensionFunction19.kotlin_class differ
diff --git a/compiler/frontend/builtins/jet/ExtensionFunction2.kotlin_class b/compiler/frontend/builtins/jet/ExtensionFunction2.kotlin_class
index f8926004103..d3e2c56e21e 100644
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diff --git a/compiler/frontend/builtins/jet/ExtensionFunction20.kotlin_class b/compiler/frontend/builtins/jet/ExtensionFunction20.kotlin_class
index 161078d500b..2f04338a88c 100644
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diff --git a/compiler/frontend/builtins/jet/ExtensionFunction21.kotlin_class b/compiler/frontend/builtins/jet/ExtensionFunction21.kotlin_class
index 61552114a8a..5218a252598 100644
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diff --git a/compiler/frontend/builtins/jet/ExtensionFunction22.kotlin_class b/compiler/frontend/builtins/jet/ExtensionFunction22.kotlin_class
index f6d1c9bf301..9b668b34d4e 100644
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diff --git a/compiler/frontend/builtins/jet/ExtensionFunction3.kotlin_class b/compiler/frontend/builtins/jet/ExtensionFunction3.kotlin_class
index 57a324f09ad..0bd94b6a914 100644
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diff --git a/compiler/frontend/builtins/jet/ExtensionFunction4.kotlin_class b/compiler/frontend/builtins/jet/ExtensionFunction4.kotlin_class
index c96ae2b5c6c..432b8410efc 100644
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diff --git a/compiler/frontend/builtins/jet/ExtensionFunction5.kotlin_class b/compiler/frontend/builtins/jet/ExtensionFunction5.kotlin_class
index bf1242714f7..2ef3da20aaa 100644
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diff --git a/compiler/frontend/builtins/jet/ExtensionFunction6.kotlin_class b/compiler/frontend/builtins/jet/ExtensionFunction6.kotlin_class
index 6c12e08b75c..afbf2c70161 100644
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diff --git a/compiler/frontend/builtins/jet/ExtensionFunction7.kotlin_class b/compiler/frontend/builtins/jet/ExtensionFunction7.kotlin_class
index 02f46bdc59a..81c1a28a061 100644
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diff --git a/compiler/frontend/builtins/jet/ExtensionFunction8.kotlin_class b/compiler/frontend/builtins/jet/ExtensionFunction8.kotlin_class
index 1ebac978e7a..509779db0aa 100644
Binary files a/compiler/frontend/builtins/jet/ExtensionFunction8.kotlin_class and b/compiler/frontend/builtins/jet/ExtensionFunction8.kotlin_class differ
diff --git a/compiler/frontend/builtins/jet/ExtensionFunction9.kotlin_class b/compiler/frontend/builtins/jet/ExtensionFunction9.kotlin_class
index 2d965e0538d..5893abbe60d 100644
Binary files a/compiler/frontend/builtins/jet/ExtensionFunction9.kotlin_class and b/compiler/frontend/builtins/jet/ExtensionFunction9.kotlin_class differ
diff --git a/compiler/frontend/builtins/jet/FloatIterator.kotlin_class b/compiler/frontend/builtins/jet/FloatIterator.kotlin_class
index 3d6366d30e2..6b97e4ef406 100644
--- a/compiler/frontend/builtins/jet/FloatIterator.kotlin_class
+++ b/compiler/frontend/builtins/jet/FloatIterator.kotlin_class
@@ -3,5 +3,5 @@
 RÆ
0B
 FZ
 0B
-Z&0¬
B
+Z&0ª
B
 
\ No newline at end of file
diff --git a/compiler/frontend/builtins/jet/Function0.kotlin_class b/compiler/frontend/builtins/jet/Function0.kotlin_class
index cbfc9434f79..0fb8e87c74f 100644
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diff --git a/compiler/frontend/builtins/jet/Function1.kotlin_class b/compiler/frontend/builtins/jet/Function1.kotlin_class
index 53de6d941c6..ac385a2ae70 100644
Binary files a/compiler/frontend/builtins/jet/Function1.kotlin_class and b/compiler/frontend/builtins/jet/Function1.kotlin_class differ
diff --git a/compiler/frontend/builtins/jet/Function10.kotlin_class b/compiler/frontend/builtins/jet/Function10.kotlin_class
index 19a7dec2fb0..60b49620c91 100644
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diff --git a/compiler/frontend/builtins/jet/Function11.kotlin_class b/compiler/frontend/builtins/jet/Function11.kotlin_class
index bc392a34e28..338bee90d4d 100644
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diff --git a/compiler/frontend/builtins/jet/Function12.kotlin_class b/compiler/frontend/builtins/jet/Function12.kotlin_class
index 683a39de233..42309cb9311 100644
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diff --git a/compiler/frontend/builtins/jet/Function13.kotlin_class b/compiler/frontend/builtins/jet/Function13.kotlin_class
index a1fbca87545..6c1b92ae839 100644
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diff --git a/compiler/frontend/builtins/jet/Function14.kotlin_class b/compiler/frontend/builtins/jet/Function14.kotlin_class
index 059c93dbfc8..2c7f26b6c16 100644
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diff --git a/compiler/frontend/builtins/jet/Function15.kotlin_class b/compiler/frontend/builtins/jet/Function15.kotlin_class
index 35122e6a08b..91c3766736e 100644
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diff --git a/compiler/frontend/builtins/jet/Function16.kotlin_class b/compiler/frontend/builtins/jet/Function16.kotlin_class
index 98e29ab70bf..c9a9db2c168 100644
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diff --git a/compiler/frontend/builtins/jet/Function17.kotlin_class b/compiler/frontend/builtins/jet/Function17.kotlin_class
index 99908e1f965..30f31696041 100644
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diff --git a/compiler/frontend/builtins/jet/Function18.kotlin_class b/compiler/frontend/builtins/jet/Function18.kotlin_class
index 26ce4b3e572..a1a92401cb4 100644
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diff --git a/compiler/frontend/builtins/jet/Function19.kotlin_class b/compiler/frontend/builtins/jet/Function19.kotlin_class
index 50f6c6c2366..5d616a14daa 100644
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diff --git a/compiler/frontend/builtins/jet/Function2.kotlin_class b/compiler/frontend/builtins/jet/Function2.kotlin_class
index 500d532cd4d..b21bc9bc41b 100644
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diff --git a/compiler/frontend/builtins/jet/Function20.kotlin_class b/compiler/frontend/builtins/jet/Function20.kotlin_class
index d238d5ac295..db95765697d 100644
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diff --git a/compiler/frontend/builtins/jet/Function21.kotlin_class b/compiler/frontend/builtins/jet/Function21.kotlin_class
index 239b7e0294b..98800a3792b 100644
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diff --git a/compiler/frontend/builtins/jet/Function22.kotlin_class b/compiler/frontend/builtins/jet/Function22.kotlin_class
index 7fedb6b19d2..c99973e0b6e 100644
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diff --git a/compiler/frontend/builtins/jet/Function3.kotlin_class b/compiler/frontend/builtins/jet/Function3.kotlin_class
index 49488a1933c..688c767bda6 100644
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diff --git a/compiler/frontend/builtins/jet/Function4.kotlin_class b/compiler/frontend/builtins/jet/Function4.kotlin_class
index 8eaba0980e4..47709eb6802 100644
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diff --git a/compiler/frontend/builtins/jet/Function5.kotlin_class b/compiler/frontend/builtins/jet/Function5.kotlin_class
index 3858071f554..8c54b2b1765 100644
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diff --git a/compiler/frontend/builtins/jet/Function6.kotlin_class b/compiler/frontend/builtins/jet/Function6.kotlin_class
index 8840d1e17d5..6096ac3b62e 100644
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diff --git a/compiler/frontend/builtins/jet/Function7.kotlin_class b/compiler/frontend/builtins/jet/Function7.kotlin_class
index 49329eeabbb..aa361d5d4de 100644
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diff --git a/compiler/frontend/builtins/jet/Function8.kotlin_class b/compiler/frontend/builtins/jet/Function8.kotlin_class
index ac1c2512caf..e0daaf60a1f 100644
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diff --git a/compiler/frontend/builtins/jet/Function9.kotlin_class b/compiler/frontend/builtins/jet/Function9.kotlin_class
index d712f394777..2566c67498c 100644
Binary files a/compiler/frontend/builtins/jet/Function9.kotlin_class and b/compiler/frontend/builtins/jet/Function9.kotlin_class differ
diff --git a/compiler/frontend/builtins/jet/Int.kotlin_class b/compiler/frontend/builtins/jet/Int.kotlin_class
index 9d5f6f2a3ce..ccaeee9b1d1 100644
Binary files a/compiler/frontend/builtins/jet/Int.kotlin_class and b/compiler/frontend/builtins/jet/Int.kotlin_class differ
diff --git a/compiler/frontend/builtins/jet/IntIterator.kotlin_class b/compiler/frontend/builtins/jet/IntIterator.kotlin_class
index 03df0bc6d22..0077adcffa5 100644
--- a/compiler/frontend/builtins/jet/IntIterator.kotlin_class
+++ b/compiler/frontend/builtins/jet/IntIterator.kotlin_class
@@ -3,5 +3,5 @@
 RÆ
0B
 `Z
 0B
-Z&0Ì
B
+Z&0Ê
B
 
\ No newline at end of file
diff --git a/compiler/frontend/builtins/jet/Iterator.kotlin_class b/compiler/frontend/builtins/jet/Iterator.kotlin_class
index c0ccd61d645..e48760da169 100644
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diff --git a/compiler/frontend/builtins/jet/KExtensionFunction0.kotlin_class b/compiler/frontend/builtins/jet/KExtensionFunction0.kotlin_class
index d10e04650ce..871374e31a7 100644
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diff --git a/compiler/frontend/builtins/jet/KExtensionFunction1.kotlin_class b/compiler/frontend/builtins/jet/KExtensionFunction1.kotlin_class
index 41bd22fdf63..be4bd7f9b37 100644
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diff --git a/compiler/frontend/builtins/jet/KExtensionFunction10.kotlin_class b/compiler/frontend/builtins/jet/KExtensionFunction10.kotlin_class
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diff --git a/compiler/frontend/builtins/jet/Map.Entry.kotlin_class b/compiler/frontend/builtins/jet/Map.Entry.kotlin_class
index c2e34257c72..3acc9f121ba 100644
Binary files a/compiler/frontend/builtins/jet/Map.Entry.kotlin_class and b/compiler/frontend/builtins/jet/Map.Entry.kotlin_class differ
diff --git a/compiler/frontend/builtins/jet/Map.kotlin_class b/compiler/frontend/builtins/jet/Map.kotlin_class
index 862c9239bea..5ceb26ce879 100644
Binary files a/compiler/frontend/builtins/jet/Map.kotlin_class and b/compiler/frontend/builtins/jet/Map.kotlin_class differ
diff --git a/compiler/frontend/builtins/jet/MutableCollection.kotlin_class b/compiler/frontend/builtins/jet/MutableCollection.kotlin_class
index a2a0d68d674..92917110efc 100644
Binary files a/compiler/frontend/builtins/jet/MutableCollection.kotlin_class and b/compiler/frontend/builtins/jet/MutableCollection.kotlin_class differ
diff --git a/compiler/frontend/builtins/jet/MutableIterator.kotlin_class b/compiler/frontend/builtins/jet/MutableIterator.kotlin_class
index a76dc2ee1c3..93bc002ae0a 100644
Binary files a/compiler/frontend/builtins/jet/MutableIterator.kotlin_class and b/compiler/frontend/builtins/jet/MutableIterator.kotlin_class differ
diff --git a/compiler/frontend/builtins/jet/MutableList.kotlin_class b/compiler/frontend/builtins/jet/MutableList.kotlin_class
index d0092d555a1..674bd879199 100644
Binary files a/compiler/frontend/builtins/jet/MutableList.kotlin_class and b/compiler/frontend/builtins/jet/MutableList.kotlin_class differ
diff --git a/compiler/frontend/builtins/jet/MutableListIterator.kotlin_class b/compiler/frontend/builtins/jet/MutableListIterator.kotlin_class
index d87f533f27b..6bc77a48de4 100644
Binary files a/compiler/frontend/builtins/jet/MutableListIterator.kotlin_class and b/compiler/frontend/builtins/jet/MutableListIterator.kotlin_class differ
diff --git a/compiler/frontend/builtins/jet/MutableMap.MutableEntry.kotlin_class b/compiler/frontend/builtins/jet/MutableMap.MutableEntry.kotlin_class
index d4ae151595e..29688111154 100644
Binary files a/compiler/frontend/builtins/jet/MutableMap.MutableEntry.kotlin_class and b/compiler/frontend/builtins/jet/MutableMap.MutableEntry.kotlin_class differ
diff --git a/compiler/frontend/builtins/jet/MutableMap.kotlin_class b/compiler/frontend/builtins/jet/MutableMap.kotlin_class
index 10c44af87cc..c3090317bcd 100644
Binary files a/compiler/frontend/builtins/jet/MutableMap.kotlin_class and b/compiler/frontend/builtins/jet/MutableMap.kotlin_class differ
diff --git a/compiler/frontend/builtins/jet/MutableSet.kotlin_class b/compiler/frontend/builtins/jet/MutableSet.kotlin_class
index c4388604c34..e7a26af6537 100644
Binary files a/compiler/frontend/builtins/jet/MutableSet.kotlin_class and b/compiler/frontend/builtins/jet/MutableSet.kotlin_class differ
diff --git a/compiler/frontend/builtins/jet/Progression.kotlin_class b/compiler/frontend/builtins/jet/Progression.kotlin_class
index d026c7fdf01..fc41201c899 100644
Binary files a/compiler/frontend/builtins/jet/Progression.kotlin_class and b/compiler/frontend/builtins/jet/Progression.kotlin_class differ
diff --git a/compiler/frontend/builtins/jet/PropertyMetadata.kotlin_class b/compiler/frontend/builtins/jet/PropertyMetadata.kotlin_class
index cc7689247ee..a103216d661 100644
--- a/compiler/frontend/builtins/jet/PropertyMetadata.kotlin_class
+++ b/compiler/frontend/builtins/jet/PropertyMetadata.kotlin_class
@@ -1,3 +1,3 @@
 fº
2
-Zæ 0cB
+Zæ 0aB
 %
\ No newline at end of file
diff --git a/compiler/frontend/builtins/jet/PropertyMetadataImpl.kotlin_class b/compiler/frontend/builtins/jet/PropertyMetadataImpl.kotlin_class
index 6846db0f98c..4a8394ca13a 100644
Binary files a/compiler/frontend/builtins/jet/PropertyMetadataImpl.kotlin_class and b/compiler/frontend/builtins/jet/PropertyMetadataImpl.kotlin_class differ
diff --git a/compiler/frontend/builtins/jet/Set.kotlin_class b/compiler/frontend/builtins/jet/Set.kotlin_class
index b5f30602e8c..a235278735b 100644
Binary files a/compiler/frontend/builtins/jet/Set.kotlin_class and b/compiler/frontend/builtins/jet/Set.kotlin_class differ
diff --git a/compiler/frontend/builtins/jet/ShortIterator.kotlin_class b/compiler/frontend/builtins/jet/ShortIterator.kotlin_class
index f4284980caf..8c7bd95706f 100644
--- a/compiler/frontend/builtins/jet/ShortIterator.kotlin_class
+++ b/compiler/frontend/builtins/jet/ShortIterator.kotlin_class
@@ -3,5 +3,5 @@
 RÆ
0B
 ½
Z
 0B
-Z&0ÍB
+Z&0ËB
 
\ No newline at end of file
diff --git a/compiler/frontend/builtins/jet/String.kotlin_class b/compiler/frontend/builtins/jet/String.kotlin_class
index 1b421e64fd5..96eec7a29a0 100644
Binary files a/compiler/frontend/builtins/jet/String.kotlin_class and b/compiler/frontend/builtins/jet/String.kotlin_class differ
diff --git a/compiler/frontend/builtins/jet/Throwable.kotlin_class b/compiler/frontend/builtins/jet/Throwable.kotlin_class
index f962a06d683..3e7c9f94e60 100644
--- a/compiler/frontend/builtins/jet/Throwable.kotlin_class
+++ b/compiler/frontend/builtins/jet/Throwable.kotlin_class
@@ -1,8 +1,8 @@
 À
2
-R+Æ
0:
Ò
-%
:Ó
+R+Æ
0:
Ð
+%
:Ñ
 À

B
-À
Z0ÔB
-À

Z
0ÕB
-%
Z0ÖB
+À
Z0ÒB
+À

Z
0ÓB
+%
Z0ÔB
 
\ No newline at end of file
diff --git a/compiler/frontend/builtins/jet/Unit.object.kotlin_class b/compiler/frontend/builtins/jet/Unit.object.kotlin_class
index 9373b2b24c6..fc8dead303c 100644
--- a/compiler/frontend/builtins/jet/Unit.object.kotlin_class
+++ b/compiler/frontend/builtins/jet/Unit.object.kotlin_class
@@ -1,4 +1,4 @@
 †Á
2
 RÂ
0B
-Á
ZÆ 0ØB
+Á
ZÆ 0ÖB
 
\ No newline at end of file
diff --git a/compiler/frontend/builtins/jet/suppress.kotlin_class b/compiler/frontend/builtins/jet/suppress.kotlin_class
index 06f67c6d480..50803c29fab 100644
Binary files a/compiler/frontend/builtins/jet/suppress.kotlin_class and b/compiler/frontend/builtins/jet/suppress.kotlin_class differ
diff --git a/compiler/testData/builtin-classes.txt b/compiler/testData/builtin-classes.txt
index dc8a32ba4a3..35ab534a698 100644
--- a/compiler/testData/builtin-classes.txt
+++ b/compiler/testData/builtin-classes.txt
@@ -284,8 +284,6 @@ public trait Collection</*0*/ out E> : jet.Iterable<E>, jet.Hashable {
     public abstract fun isEmpty(): jet.Boolean
     public abstract override /*1*/ fun iterator(): jet.Iterator<E>
     public abstract fun size(): jet.Int
-    public abstract fun toArray(): jet.Array<jet.Any?>
-    public abstract fun </*0*/ T> toArray(/*0*/ a: jet.Array<out T>): jet.Array<T>
 }
 
 public trait Comparable</*0*/ in T> {
@@ -1131,8 +1129,6 @@ public trait List</*0*/ out E> : jet.Collection<E> {
     public abstract fun listIterator(/*0*/ index: jet.Int): jet.ListIterator<E>
     public abstract override /*1*/ fun size(): jet.Int
     public abstract fun subList(/*0*/ fromIndex: jet.Int, /*1*/ toIndex: jet.Int): jet.List<E>
-    public abstract override /*1*/ fun toArray(): jet.Array<jet.Any?>
-    public abstract override /*1*/ fun </*0*/ T> toArray(/*0*/ a: jet.Array<out T>): jet.Array<T>
 }
 
 public trait ListIterator</*0*/ out T> : jet.Iterator<T> {
@@ -1296,8 +1292,6 @@ public trait MutableCollection</*0*/ E> : jet.Collection<E>, jet.MutableIterable
     public abstract fun removeAll(/*0*/ c: jet.Collection<jet.Any?>): jet.Boolean
     public abstract fun retainAll(/*0*/ c: jet.Collection<jet.Any?>): jet.Boolean
     public abstract override /*1*/ /*fake_override*/ fun size(): jet.Int
-    public abstract override /*1*/ /*fake_override*/ fun toArray(): jet.Array<jet.Any?>
-    public abstract override /*1*/ /*fake_override*/ fun </*0*/ T> toArray(/*0*/ a: jet.Array<out T>): jet.Array<T>
 }
 
 public trait MutableIterable</*0*/ out T> : jet.Iterable<T> {
@@ -1334,8 +1328,6 @@ public trait MutableList</*0*/ E> : jet.List<E>, jet.MutableCollection<E> {
     public abstract fun set(/*0*/ index: jet.Int, /*1*/ element: E): E
     public abstract override /*2*/ /*fake_override*/ fun size(): jet.Int
     public abstract override /*1*/ fun subList(/*0*/ fromIndex: jet.Int, /*1*/ toIndex: jet.Int): jet.MutableList<E>
-    public abstract override /*2*/ /*fake_override*/ fun toArray(): jet.Array<jet.Any?>
-    public abstract override /*2*/ /*fake_override*/ fun </*0*/ T> toArray(/*0*/ a: jet.Array<out T>): jet.Array<T>
 }
 
 public trait MutableListIterator</*0*/ T> : jet.ListIterator<T>, jet.MutableIterator<T> {
@@ -1387,8 +1379,6 @@ public trait MutableSet</*0*/ E> : jet.Set<E>, jet.MutableCollection<E> {
     public abstract override /*1*/ fun removeAll(/*0*/ c: jet.Collection<jet.Any?>): jet.Boolean
     public abstract override /*1*/ fun retainAll(/*0*/ c: jet.Collection<jet.Any?>): jet.Boolean
     public abstract override /*2*/ /*fake_override*/ fun size(): jet.Int
-    public abstract override /*2*/ /*fake_override*/ fun toArray(): jet.Array<jet.Any?>
-    public abstract override /*2*/ /*fake_override*/ fun </*0*/ T> toArray(/*0*/ a: jet.Array<out T>): jet.Array<T>
 }
 
 public final class Nothing {
@@ -1445,8 +1435,6 @@ public trait Set</*0*/ out E> : jet.Collection<E> {
     public abstract override /*1*/ fun isEmpty(): jet.Boolean
     public abstract override /*1*/ fun iterator(): jet.Iterator<E>
     public abstract override /*1*/ fun size(): jet.Int
-    public abstract override /*1*/ fun toArray(): jet.Array<jet.Any?>
-    public abstract override /*1*/ fun </*0*/ T> toArray(/*0*/ a: jet.Array<out T>): jet.Array<T>
 }
 
 public final class Short : jet.Number, jet.Comparable<jet.Short> {
diff --git a/compiler/testData/codegen/box/builtinStubMethods/Collection.kt b/compiler/testData/codegen/box/builtinStubMethods/Collection.kt
index 9435170e886..0c0ef7b34ed 100644
--- a/compiler/testData/codegen/box/builtinStubMethods/Collection.kt
+++ b/compiler/testData/codegen/box/builtinStubMethods/Collection.kt
@@ -3,8 +3,6 @@ class MyCollection<T>: Collection<T> {
     override fun isEmpty(): Boolean = true
     override fun contains(o: Any?): Boolean = false
     override fun iterator(): Iterator<T> = throw UnsupportedOperationException()
-    override fun toArray(): Array<Any?> = throw UnsupportedOperationException()
-    override fun <E> toArray(a: Array<out E>): Array<E> = throw UnsupportedOperationException()
     override fun containsAll(c: Collection<Any?>): Boolean = false
     override fun hashCode(): Int = 0
     override fun equals(other: Any?): Boolean = false
diff --git a/compiler/testData/codegen/box/builtinStubMethods/List.kt b/compiler/testData/codegen/box/builtinStubMethods/List.kt
index b96520dea74..fa231e47b6a 100644
--- a/compiler/testData/codegen/box/builtinStubMethods/List.kt
+++ b/compiler/testData/codegen/box/builtinStubMethods/List.kt
@@ -3,8 +3,6 @@ class MyList<T>: List<T> {
     override fun isEmpty(): Boolean = true
     override fun contains(o: Any?): Boolean = false
     override fun iterator(): Iterator<T> = throw Error()
-    override fun toArray(): Array<Any?> = throw Error()
-    override fun <E> toArray(a: Array<out E>): Array<E> = throw Error()
     override fun containsAll(c: Collection<Any?>): Boolean = false
     override fun get(index: Int): T = throw IndexOutOfBoundsException()
     override fun indexOf(o: Any?): Int = -1
diff --git a/compiler/testData/codegen/box/builtinStubMethods/ListWithAllImplementations.kt b/compiler/testData/codegen/box/builtinStubMethods/ListWithAllImplementations.kt
index 3e5987aee62..36721a603b1 100644
--- a/compiler/testData/codegen/box/builtinStubMethods/ListWithAllImplementations.kt
+++ b/compiler/testData/codegen/box/builtinStubMethods/ListWithAllImplementations.kt
@@ -3,8 +3,6 @@ class MyList<T>(val v: T): List<T> {
     override fun isEmpty(): Boolean = true
     override fun contains(o: Any?): Boolean = false
     override fun iterator(): Iterator<T> = throw Error()
-    override fun toArray(): Array<Any?> = throw Error()
-    override fun <E> toArray(a: Array<out E>): Array<E> = throw Error()
     override fun containsAll(c: Collection<Any?>): Boolean = false
     override fun get(index: Int): T = v
     override fun indexOf(o: Any?): Int = -1
diff --git a/compiler/testData/codegen/box/builtinStubMethods/ListWithAllInheritedImplementations.kt b/compiler/testData/codegen/box/builtinStubMethods/ListWithAllInheritedImplementations.kt
index f515125dfaa..f328af84940 100644
--- a/compiler/testData/codegen/box/builtinStubMethods/ListWithAllInheritedImplementations.kt
+++ b/compiler/testData/codegen/box/builtinStubMethods/ListWithAllInheritedImplementations.kt
@@ -16,8 +16,6 @@ class MyList<T>(v: T): Super<T>(v), List<T> {
     override fun isEmpty(): Boolean = true
     override fun contains(o: Any?): Boolean = false
     override fun iterator(): Iterator<T> = throw Error()
-    override fun toArray(): Array<Any?> = throw Error()
-    override fun <E> toArray(a: Array<out E>): Array<E> = throw Error()
     override fun containsAll(c: Collection<Any?>): Boolean = false
     override fun get(index: Int): T = v
     override fun indexOf(o: Any?): Int = -1
diff --git a/compiler/testData/codegen/box/builtinStubMethods/SubstitutedList.kt b/compiler/testData/codegen/box/builtinStubMethods/SubstitutedList.kt
index 088cf6fbcde..5721cc81df3 100644
--- a/compiler/testData/codegen/box/builtinStubMethods/SubstitutedList.kt
+++ b/compiler/testData/codegen/box/builtinStubMethods/SubstitutedList.kt
@@ -3,8 +3,6 @@ class MyList: List<String> {
     override fun isEmpty(): Boolean = true
     override fun contains(o: Any?): Boolean = false
     override fun iterator(): Iterator<String> = throw Error()
-    override fun toArray(): Array<Any?> = throw Error()
-    override fun <E> toArray(a: Array<out E>): Array<E> = throw Error()
     override fun containsAll(c: Collection<Any?>): Boolean = false
     override fun get(index: Int): String = throw IndexOutOfBoundsException()
     override fun indexOf(o: Any?): Int = -1
diff --git a/compiler/testData/codegen/boxWithStdlib/regressions/collections.kt b/compiler/testData/codegen/boxWithStdlib/regressions/collections.kt
index eec3ec9623c..3105a68465e 100644
--- a/compiler/testData/codegen/boxWithStdlib/regressions/collections.kt
+++ b/compiler/testData/codegen/boxWithStdlib/regressions/collections.kt
@@ -15,7 +15,6 @@ fun <T> testCollectionIterator(c: Collection<T>) {
         assertEquals(1, it.next())
     }
 }
-fun <T> testCollectionToArray(c: Collection<T>) = assertEquals(1, c.toArray()[0])
 fun <T> testCollectionContainsAll(c: Collection<T>) = assertTrue(c.containsAll(c))
 fun <T> testMutableCollectionAdd(c: MutableCollection<T>, t: T) {
     c.add(t)
@@ -60,7 +59,6 @@ fun testCollection() {
     testCollectionIsEmpty(arrayList<String>())
     testCollectionContains(arrayList(1))
     testCollectionIterator(arrayList(1))
-    testCollectionToArray(arrayList(1))
     testCollectionContainsAll(arrayList("a", "b"))
 
     testMutableCollectionAdd(arrayList(), "")
diff --git a/compiler/testData/diagnostics/tests/inference/regressions/kt1558.kt b/compiler/testData/diagnostics/tests/inference/regressions/kt1558.kt
index a8361880bb3..3429645a12e 100644
--- a/compiler/testData/diagnostics/tests/inference/regressions/kt1558.kt
+++ b/compiler/testData/diagnostics/tests/inference/regressions/kt1558.kt
@@ -3,6 +3,8 @@ package j
 
 fun <T : Any> T?.sure() : T = this!!
 
+fun <E> List<*>.toArray(ar: Array<E>): Array<E> = ar
+
 fun testArrays(ci: List<Int?>, cii: List<Int?>?) {
     val c1: Array<Int?> = cii.sure().toArray(<!FUNCTION_CALL_EXPECTED!><!NO_VALUE_FOR_PARAMETER, NO_VALUE_FOR_PARAMETER!>Array<!><Int?><!>)
 
diff --git a/compiler/testData/diagnostics/tests/library/Collections.kt b/compiler/testData/diagnostics/tests/library/Collections.kt
index e90aa8f39e0..ec2447685af 100644
--- a/compiler/testData/diagnostics/tests/library/Collections.kt
+++ b/compiler/testData/diagnostics/tests/library/Collections.kt
@@ -5,8 +5,6 @@ fun <T> testCollection(c: Collection<T>, t: T) {
     c.isEmpty()
     c.contains(1)
     val <!UNUSED_VARIABLE!>iterator<!>: Iterator<T> = c.iterator()
-    val <!UNUSED_VARIABLE!>arrayOfAnys<!>: Array<Any?> = c.toArray()
-    val <!UNUSED_VARIABLE!>arrayOfTs<!>: Array<T> = c.toArray(array<T>())
     c.containsAll(c)
 
     val <!UNUSED_VARIABLE!>mutableIterator<!>: MutableIterator<T> = <!TYPE_MISMATCH!>c.iterator()<!>
@@ -23,8 +21,6 @@ fun <T> testMutableCollection(c: MutableCollection<T>, t: T) {
     c.isEmpty()
     c.contains(1)
     val <!UNUSED_VARIABLE!>iterator<!>: Iterator<T> = c.iterator()
-    val <!UNUSED_VARIABLE!>arrayOfAnys<!>: Array<Any?> = c.toArray()
-    val <!UNUSED_VARIABLE!>arrayOfTs<!>: Array<T> = c.toArray(array<T>())
     c.containsAll(c)
 
 
@@ -67,8 +63,6 @@ fun <T> testSet(s: Set<T>, t: T) {
     s.isEmpty()
     s.contains(1)
     val <!UNUSED_VARIABLE!>iterator<!>: Iterator<T> = s.iterator()
-    val <!UNUSED_VARIABLE!>arrayOfAnys<!>: Array<Any?> = s.toArray()
-    val <!UNUSED_VARIABLE!>arrayOfTs<!>: Array<T> = s.toArray(array<T>())
     s.containsAll(s)
 
     val <!UNUSED_VARIABLE!>mutableIterator<!>: MutableIterator<T> = <!TYPE_MISMATCH!>s.iterator()<!>
@@ -85,8 +79,6 @@ fun <T> testMutableSet(s: MutableSet<T>, t: T) {
     s.isEmpty()
     s.contains(1)
     val <!UNUSED_VARIABLE!>iterator<!>: Iterator<T> = s.iterator()
-    val <!UNUSED_VARIABLE!>arrayOfAnys<!>: Array<Any?> = s.toArray()
-    val <!UNUSED_VARIABLE!>arrayOfTs<!>: Array<T> = s.toArray(array<T>())
     s.containsAll(s)
 
 
diff --git a/compiler/testData/diagnostics/tests/substitutions/kt1558-short.kt b/compiler/testData/diagnostics/tests/substitutions/kt1558-short.kt
index 9d50593cb6a..daee244f735 100644
--- a/compiler/testData/diagnostics/tests/substitutions/kt1558-short.kt
+++ b/compiler/testData/diagnostics/tests/substitutions/kt1558-short.kt
@@ -1,3 +1,4 @@
+fun <E> List<*>.toArray(ar: Array<E>): Array<E> = ar
 
 fun testArrays(ci : List<Int>) {
     ci.toArray<Int>(<!UNRESOLVED_REFERENCE!>x<!>)
diff --git a/compiler/testData/loadJava/compiledJavaCompareWithKotlin/kotlinSignature/propagation/return/HalfSubstitutedTypeParameters.txt b/compiler/testData/loadJava/compiledJavaCompareWithKotlin/kotlinSignature/propagation/return/HalfSubstitutedTypeParameters.txt
index 8a4cc197422..3babae3c42a 100644
--- a/compiler/testData/loadJava/compiledJavaCompareWithKotlin/kotlinSignature/propagation/return/HalfSubstitutedTypeParameters.txt
+++ b/compiler/testData/loadJava/compiledJavaCompareWithKotlin/kotlinSignature/propagation/return/HalfSubstitutedTypeParameters.txt
@@ -34,7 +34,5 @@ public trait HalfSubstitutedTypeParameters : java.lang.Object {
         public abstract override /*1*/ /*fake_override*/ fun set(/*0*/ index: jet.Int, /*1*/ element: E): E
         public abstract override /*1*/ /*fake_override*/ fun size(): jet.Int
         public abstract override /*1*/ /*fake_override*/ fun subList(/*0*/ fromIndex: jet.Int, /*1*/ toIndex: jet.Int): jet.MutableList<E>
-        public abstract override /*1*/ /*fake_override*/ fun toArray(): jet.Array<jet.Any?>
-        public abstract override /*1*/ /*fake_override*/ fun </*0*/ T> toArray(/*0*/ a: jet.Array<out T>): jet.Array<T>
     }
 }
diff --git a/compiler/testData/loadJava/compiledJavaCompareWithKotlin/kotlinSignature/propagation/return/SubclassOfCollection.txt b/compiler/testData/loadJava/compiledJavaCompareWithKotlin/kotlinSignature/propagation/return/SubclassOfCollection.txt
index ebc17c6df94..9c010de8d80 100644
--- a/compiler/testData/loadJava/compiledJavaCompareWithKotlin/kotlinSignature/propagation/return/SubclassOfCollection.txt
+++ b/compiler/testData/loadJava/compiledJavaCompareWithKotlin/kotlinSignature/propagation/return/SubclassOfCollection.txt
@@ -12,6 +12,4 @@ public trait SubclassOfCollection</*0*/ E> : jet.MutableCollection<E> {
     public abstract override /*1*/ /*fake_override*/ fun removeAll(/*0*/ c: jet.Collection<jet.Any?>): jet.Boolean
     public abstract override /*1*/ /*fake_override*/ fun retainAll(/*0*/ c: jet.Collection<jet.Any?>): jet.Boolean
     public abstract override /*1*/ /*fake_override*/ fun size(): jet.Int
-    public abstract override /*1*/ /*fake_override*/ fun toArray(): jet.Array<jet.Any?>
-    public abstract override /*1*/ /*fake_override*/ fun </*0*/ T> toArray(/*0*/ a: jet.Array<out T>): jet.Array<T>
 }
diff --git a/idea/builtinsSrc/jet/Collections.jet b/idea/builtinsSrc/jet/Collections.jet
index 706c901c962..c8cdd0ee1c4 100644
--- a/idea/builtinsSrc/jet/Collections.jet
+++ b/idea/builtinsSrc/jet/Collections.jet
@@ -14,8 +14,6 @@ public trait Collection<out E> : Iterable<E>, Hashable {
     public fun isEmpty() : Boolean
     public fun contains(o : Any?) : Boolean
     override fun iterator() : Iterator<E>
-    public fun toArray() : Array<Any?>
-    public fun <T> toArray(a : Array<out T>) : Array<T>
 
     // Bulk Operations
     public fun containsAll(c : Collection<Any?>) : Boolean
@@ -42,8 +40,6 @@ public trait List<out E> : Collection<E> {
     override fun isEmpty() : Boolean
     override fun contains(o : Any?) : Boolean
     override fun iterator() : Iterator<E>
-    override fun toArray() : Array<Any?>
-    override fun <T> toArray(a : Array<out T>) : Array<T>
 
     // Bulk Operations
     override fun containsAll(c : Collection<Any?>) : Boolean
@@ -94,8 +90,6 @@ public trait Set<out E> : Collection<E> {
     override fun isEmpty() : Boolean
     override fun contains(o : Any?) : Boolean
     override fun iterator() : Iterator<E>
-    override fun toArray() : Array<Any?>
-    override fun <T> toArray(a : Array<out T>) : Array<T>
 
     // Bulk Operations
     override fun containsAll(c : Collection<Any?>) : Boolean
diff --git a/js/js.libraries/src/core/javautil.kt b/js/js.libraries/src/core/javautil.kt
index 57b37d6e47c..e6f87ebe9c7 100644
--- a/js/js.libraries/src/core/javautil.kt
+++ b/js/js.libraries/src/core/javautil.kt
@@ -10,9 +10,6 @@ public trait Comparator<T> {
 
 library
 public abstract class AbstractCollection<E>() : MutableCollection<E> {
-    override fun toArray(): Array<Any?> = js.noImpl
-    override fun <T> toArray(a: Array<out T>): Array<T> = js.noImpl
-
     override fun isEmpty(): Boolean = js.noImpl
     override fun contains(o: Any?): Boolean = js.noImpl
     override fun iterator(): MutableIterator<E> = js.noImpl