fix java.lang.Number type mapping to jet.Number (KT-2376)

compiler/backend/src/org/jetbrains/jet/codegen/JetTypeMapper.java

@@ -1051,7 +1051,8 @@ public class JetTypeMapper {
         return JvmPrimitiveType.getByWrapperClass(className) != null
                 || className.getFqName().getFqName().equals("java.lang.String")
                 || className.getFqName().getFqName().equals("java.lang.CharSequence")
-                || className.getFqName().getFqName().equals("java.lang.Object");
+                || className.getFqName().getFqName().equals("java.lang.Object")
+                || className.getFqName().getFqName().equals("java.lang.Number");
     }
 
     public boolean isGenericsArray(JetType type) {

compiler/testData/readJavaBinaryClass/kotlinSignature/error/WrongTypeVariance.kt

@@ -3,7 +3,7 @@ package test
 import java.util.*
 
 public open class WrongTypeVariance : Object() {
-    public open fun copy(p0 : List<out java.lang.Number?>?, p1 : List<in java.lang.Number?>?) : List<java.lang.Number?>? {
+    public open fun copy(p0 : List<out jet.Number?>?, p1 : List<in jet.Number?>?) : List<jet.Number?>? {
         throw UnsupportedOperationException()
     }
 }

compiler/testData/readJavaBinaryClass/kotlinSignature/error/WrongTypeVariance.txt

@@ -2,5 +2,5 @@ namespace test
 
 public open class test.WrongTypeVariance : java.lang.Object {
     public final /*constructor*/ fun <init>(): test.WrongTypeVariance
-    public open fun copy(/*0*/ p0: java.util.List<out java.lang.Number?>?, /*1*/ p1: java.util.List<in java.lang.Number?>?): java.util.List<java.lang.Number?>?
+    public open fun copy(/*0*/ p0: java.util.List<out jet.Number?>?, /*1*/ p1: java.util.List<in jet.Number?>?): java.util.List<jet.Number?>?
 }

compiler/testData/readKotlinBinaryClass/type/jlNumber.kt

@@ -0,0 +1,3 @@
+package test
+
+fun number(): java.lang.Number = throw Exception()

compiler/testData/readKotlinBinaryClass/type/jlNumber.txt

@@ -0,0 +1,3 @@
+namespace test
+
+internal final fun number(): java.lang.Number

compiler/tests/org/jetbrains/jet/lang/resolve/lazy/LazyResolveNamespaceComparingTestGenerated.java

@@ -701,6 +701,11 @@ public class LazyResolveNamespaceComparingTestGenerated extends AbstractLazyReso
                 doTestSinglePackage("compiler/testData/readKotlinBinaryClass/type/jlIntegerQ.kt");
             }
             
+            @TestMetadata("jlNumber.kt")
+            public void testJlNumber() throws Exception {
+                doTestSinglePackage("compiler/testData/readKotlinBinaryClass/type/jlNumber.kt");
+            }
+            
             @TestMetadata("jlObject.kt")
             public void testJlObject() throws Exception {
                 doTestSinglePackage("compiler/testData/readKotlinBinaryClass/type/jlObject.kt");

runtime/src/org/jetbrains/jet/rt/signature/JetSignatureReader.java

@@ -96,7 +96,7 @@ public class JetSignatureReader {
                 pos = end + 1;
 
                 c = signature.charAt(pos);
-                if (c == 'L' || c == '[' || c == 'T' || c == '?') {
+                if (c == 'L' || c == 'M' || c == '[' || c == 'T' || c == '?') {
                     pos = parseType(signature, pos, parameterVisitor.visitClassBound());
                 }