KT-955 Unable to import a Kotlin package into a Kotlin file with no package header

compiler/frontend.java/src/org/jetbrains/jet/lang/resolve/java/JavaDescriptorResolver.java

@@ -585,6 +585,12 @@ public class JavaDescriptorResolver {
     }
 
     public NamespaceDescriptor resolveNamespace(String qualifiedName) {
+        // First, let's check that there is no Kotlin package:
+        NamespaceDescriptor kotlinNamespaceDescriptor = semanticServices.getKotlinNamespaceDescriptor(qualifiedName);
+        if (kotlinNamespaceDescriptor != null) {
+            return kotlinNamespaceDescriptor;
+        }
+
         PsiPackage psiPackage = findPackage(qualifiedName);
         if (psiPackage == null) {
             PsiClass psiClass = findClass(qualifiedName);

compiler/testData/diagnostics/tests/scopes/kt955.jet

@@ -0,0 +1,28 @@
+//FILE:a.kt
+//KT-955 Unable to import a Kotlin package into a Kotlin file with no package header
+//+JDK
+
+package foo
+
+fun f() {}
+
+//FILE:b.kt
+//+JDK
+
+import foo.*
+
+val m = f() // unresolved
+
+//FILE:c.kt
+//+JDK
+
+package java.util
+
+fun bar() {}
+
+//FILE:d.kt
+//+JDK
+
+import java.util.*
+
+val r = bar()