Fix absence of reference for type parameters

compiler/frontend/src/org/jetbrains/jet/lang/resolve/lazy/descriptors/LazyTypeParameterDescriptor.java

@@ -26,6 +26,7 @@ import org.jetbrains.jet.lang.descriptors.DeclarationDescriptorVisitor;
 import org.jetbrains.jet.lang.descriptors.TypeParameterDescriptor;
 import org.jetbrains.jet.lang.descriptors.annotations.AnnotationDescriptor;
 import org.jetbrains.jet.lang.psi.*;
+import org.jetbrains.jet.lang.resolve.BindingContext;
 import org.jetbrains.jet.lang.resolve.lazy.LazyDescriptor;
 import org.jetbrains.jet.lang.resolve.lazy.ResolveSession;
 import org.jetbrains.jet.lang.resolve.lazy.ResolveSessionUtils;
@@ -71,6 +72,9 @@ public class LazyTypeParameterDescriptor implements TypeParameterDescriptor, Laz
         this.containingDeclaration = containingDeclaration;
         this.index = index;
         this.name = ResolveSessionUtils.safeNameForLazyResolve(jetTypeParameter.getNameAsName());
+
+        this.resolveSession.getTrace().record(BindingContext.TYPE_PARAMETER, jetTypeParameter, this);
+
         this.reified = jetTypeParameter.hasModifier(JetTokens.REIFIED_KEYWORD);
 
         StorageManager storageManager = resolveSession.getStorageManager();

idea/testData/resolve/references/GenericFunctionParameter.kt

@@ -0,0 +1,10 @@
+package testing
+
+fun <T> someFun() {
+    fun innerFun(a: <caret>T) {
+
+    }
+}
+
+// REF: T
+

idea/testData/resolve/references/GenericTypeInFunctionParameter.kt

@@ -0,0 +1,7 @@
+class A<X> {
+    fun foo(a: <caret>X) {
+
+    }
+}
+
+// REF: X

idea/testData/resolve/references/InMethodParameter.kt

@@ -0,0 +1,9 @@
+package test
+
+class A
+
+class Test {
+    fun some(a: <caret>A) = 12
+}
+
+// REF: (test).A

idea/tests/org/jetbrains/jet/resolve/ReferenceResolveTestGenerated.java

@@ -71,6 +71,16 @@ public class ReferenceResolveTestGenerated extends AbstractResolveBaseTest {
         doTest("idea/testData/resolve/references/CtrlClickResolve.kt");
     }
     
+    @TestMetadata("GenericFunctionParameter.kt")
+    public void testGenericFunctionParameter() throws Exception {
+        doTest("idea/testData/resolve/references/GenericFunctionParameter.kt");
+    }
+    
+    @TestMetadata("GenericTypeInFunctionParameter.kt")
+    public void testGenericTypeInFunctionParameter() throws Exception {
+        doTest("idea/testData/resolve/references/GenericTypeInFunctionParameter.kt");
+    }
+    
     @TestMetadata("InClassParameter.kt")
     public void testInClassParameter() throws Exception {
         doTest("idea/testData/resolve/references/InClassParameter.kt");
@@ -86,6 +96,11 @@ public class ReferenceResolveTestGenerated extends AbstractResolveBaseTest {
         doTest("idea/testData/resolve/references/InFunctionParameterType.kt");
     }
     
+    @TestMetadata("InMethodParameter.kt")
+    public void testInMethodParameter() throws Exception {
+        doTest("idea/testData/resolve/references/InMethodParameter.kt");
+    }
+    
     @TestMetadata("InObjectClassObject.kt")
     public void testInObjectClassObject() throws Exception {
         doTest("idea/testData/resolve/references/InObjectClassObject.kt");