Make FirNamedReferenceWithCandidate not resolved, fix receiver completion

Counting it as resolved provokes a lot of difficult to discover errors

compiler/fir/resolve/src/org/jetbrains/kotlin/fir/resolve/calls/FirNamedReferenceWithCandidate.kt

@@ -7,8 +7,12 @@ package org.jetbrains.kotlin.fir.resolve.calls
 
 import com.intellij.psi.PsiElement
 import org.jetbrains.kotlin.fir.*
-import org.jetbrains.kotlin.fir.references.FirResolvedCallableReferenceImpl
+import org.jetbrains.kotlin.fir.references.FirSimpleNamedReference
+import org.jetbrains.kotlin.fir.symbols.ConeSymbol
 import org.jetbrains.kotlin.name.Name
 
 class FirNamedReferenceWithCandidate(session: FirSession, psi: PsiElement?, name: Name, val candidate: Candidate) :
-    FirResolvedCallableReferenceImpl(session, psi, name, candidate.symbol)
+    FirSimpleNamedReference(session, psi, name) {
+    override val candidateSymbol: ConeSymbol
+        get() = candidate.symbol
+}

compiler/fir/resolve/src/org/jetbrains/kotlin/fir/resolve/transformers/FirBodyResolveTransformer.kt

@@ -26,10 +26,7 @@ import org.jetbrains.kotlin.fir.scopes.impl.FirLocalScope
 import org.jetbrains.kotlin.fir.scopes.impl.FirTopLevelDeclaredMemberScope
 import org.jetbrains.kotlin.fir.scopes.impl.withReplacedConeType
 import org.jetbrains.kotlin.fir.symbols.*
-import org.jetbrains.kotlin.fir.symbols.impl.FirBackingFieldSymbol
-import org.jetbrains.kotlin.fir.symbols.impl.FirPropertySymbol
-import org.jetbrains.kotlin.fir.symbols.impl.FirVariableSymbol
-import org.jetbrains.kotlin.fir.symbols.impl.FirCallableSymbol
+import org.jetbrains.kotlin.fir.symbols.impl.*
 import org.jetbrains.kotlin.fir.types.*
 import org.jetbrains.kotlin.fir.types.impl.*
 import org.jetbrains.kotlin.fir.visitors.CompositeTransformResult
@@ -204,39 +201,51 @@ open class FirBodyResolveTransformer(
         access.resultType = typeFromCallee(access)
     }
 
+    private fun typeFromSymbol(symbol: ConeSymbol, makeNullable: Boolean): FirResolvedTypeRef {
+        return when (symbol) {
+            is FirCallableSymbol<*> -> {
+                val returnType = jump.tryCalculateReturnType(symbol.fir)
+                if (makeNullable) {
+                    returnType.withReplacedConeType(
+                        session,
+                        returnType.coneTypeUnsafe<ConeKotlinType>().withNullability(ConeNullability.NULLABLE)
+                    )
+                } else {
+                    returnType
+                }
+            }
+            is ConeClassifierSymbol -> {
+                val fir = (symbol as? FirBasedSymbol<*>)?.fir
+                // TODO: unhack
+                if (fir is FirEnumEntry) {
+                    (fir.superTypeRefs.firstOrNull() as? FirResolvedTypeRef) ?: FirErrorTypeRefImpl(
+                        session,
+                        null,
+                        "no enum item supertype"
+                    )
+                } else
+                    FirResolvedTypeRefImpl(
+                        session, null, symbol.constructType(emptyArray(), isNullable = false),
+                        annotations = emptyList()
+                    )
+            }
+            else -> error("WTF ! $symbol")
+        }
+    }
+
     private fun <T> typeFromCallee(access: T): FirResolvedTypeRef where T : FirQualifiedAccess {
+        val makeNullable: Boolean by lazy {
+            access.safe && access.explicitReceiver!!.resultType.coneTypeUnsafe<ConeKotlinType>().isNullable
+        }
+
         return when (val newCallee = access.calleeReference) {
             is FirErrorNamedReference ->
                 FirErrorTypeRefImpl(session, access.psi, newCallee.errorReason)
+            is FirNamedReferenceWithCandidate -> {
+                typeFromSymbol(newCallee.candidateSymbol, makeNullable)
+            }
             is FirResolvedCallableReference -> {
-                val symbol = newCallee.coneSymbol
-                if (symbol is FirCallableSymbol<*>) {
-                    val returnType = jump.tryCalculateReturnType(symbol.fir)
-                    if (access.safe && access.explicitReceiver!!.resultType.coneTypeUnsafe<ConeKotlinType>().isNullable) {
-                        returnType.withReplacedConeType(
-                            session,
-                            returnType.coneTypeUnsafe<ConeKotlinType>().withNullability(ConeNullability.NULLABLE)
-                        )
-                    } else {
-                        returnType
-                    }
-                } else if (symbol is ConeClassifierSymbol && symbol is FirBasedSymbol<*>) {
-                    val fir = symbol.fir
-                    // TODO: unhack
-                    if (fir is FirEnumEntry) {
-                        (fir.superTypeRefs.firstOrNull() as? FirResolvedTypeRef) ?: FirErrorTypeRefImpl(
-                            session,
-                            null,
-                            "no enum item supertype"
-                        )
-                    } else
-                        FirResolvedTypeRefImpl(
-                            session, null, symbol.constructType(emptyArray(), isNullable = false),
-                            annotations = emptyList()
-                        )
-                } else {
-                    error("WTF ! $symbol")
-                }
+                typeFromSymbol(newCallee.coneSymbol, makeNullable)
             }
             is FirThisReference -> {
                 val labelName = newCallee.labelName
@@ -358,12 +367,14 @@ open class FirBodyResolveTransformer(
             tryResolveAsQualifier()?.let { return it }
         }
 
-        if (nameReference is FirResolvedCallableReference) {
-            val symbol = nameReference.coneSymbol as? ConeClassLikeSymbol
-            if (symbol != null) {
-                return FirResolvedQualifierImpl(session, nameReference.psi, symbol.classId).apply {
-                    resultType = typeForQualifier(this)
-                }
+        val referencedSymbol = when (nameReference) {
+            is FirResolvedCallableReference -> nameReference.coneSymbol
+            is FirNamedReferenceWithCandidate -> nameReference.candidateSymbol
+            else -> null
+        }
+        if (referencedSymbol is ConeClassLikeSymbol) {
+            return FirResolvedQualifierImpl(session, nameReference.psi, referencedSymbol.classId).apply {
+                resultType = typeForQualifier(this)
             }
         }
 
@@ -747,7 +758,13 @@ open class FirBodyResolveTransformer(
         val expectedTypeRef = data as FirTypeRef?
         val completeInference =
             try {
+                val initialExplicitReceiver = functionCall.explicitReceiver
                 val resultExpression = resolveCallAndSelectCandidate(functionCall, expectedTypeRef)
+                val resultExplicitReceiver = resultExpression.explicitReceiver
+                if (initialExplicitReceiver !== resultExplicitReceiver && resultExplicitReceiver is FirQualifiedAccess) {
+                    // name.invoke() case
+                    completeTypeInference(resultExplicitReceiver, null)
+                }
                 completeTypeInference(resultExpression, expectedTypeRef)
             } catch (e: Throwable) {
                 throw RuntimeException("While resolving call ${functionCall.render()}", e)

compiler/fir/resolve/src/org/jetbrains/kotlin/fir/resolve/transformers/FirCallCompleterTransformer.kt

@@ -42,7 +42,7 @@ class FirCallCompleterTransformer(
             qualifiedAccessExpression.calleeReference as? FirNamedReferenceWithCandidate ?: return qualifiedAccessExpression.compose()
         calleeReference.candidate.substitutor
 
-        val typeRef = typeCalculator.tryCalculateReturnType(calleeReference.coneSymbol.firUnsafe())
+        val typeRef = typeCalculator.tryCalculateReturnType(calleeReference.candidateSymbol.firUnsafe())
 
         val initialType = calleeReference.candidate.substitutor.substituteOrNull(typeRef.type)
         val finalType = finalSubstitutor.substituteOrNull(initialType)
@@ -56,7 +56,7 @@ class FirCallCompleterTransformer(
                 calleeReference.session,
                 calleeReference.psi,
                 calleeReference.name,
-                calleeReference.coneSymbol
+                calleeReference.candidateSymbol
             )
         ).compose()
     }
@@ -73,7 +73,7 @@ class FirCallCompleterTransformer(
                 calleeReference.session,
                 calleeReference.psi,
                 calleeReference.name,
-                calleeReference.coneSymbol
+                calleeReference.candidateSymbol
             )
         ).compose()
     }
@@ -123,7 +123,7 @@ class FirCallCompleterTransformer(
                 calleeReference.session,
                 calleeReference.psi,
                 calleeReference.name,
-                calleeReference.coneSymbol
+                calleeReference.candidateSymbol
             )
         ).compose()
 

compiler/fir/resolve/src/org/jetbrains/kotlin/fir/resolve/transformers/TransformUtils.kt

@@ -79,6 +79,13 @@ internal object StoreCalleeReference : FirTransformer<FirResolvedCallableReferen
         return element.compose()
     }
 
+    override fun transformNamedReference(
+        namedReference: FirNamedReference,
+        data: FirResolvedCallableReference
+    ): CompositeTransformResult<FirNamedReference> {
+        return data.compose()
+    }
+
     override fun transformResolvedCallableReference(
         resolvedCallableReference: FirResolvedCallableReference,
         data: FirResolvedCallableReference

compiler/fir/resolve/testData/resolve/stdlib/recursiveBug.kt

@@ -0,0 +1,11 @@
+class Foo(name: () -> String) {
+    val result = run { name() }
+
+    val name = result.length
+}
+
+fun bar(name: () -> String) {
+    val result = run { name() }
+
+    val name = result.length
+}

compiler/fir/resolve/testData/resolve/stdlib/recursiveBug.txt

@@ -0,0 +1,23 @@
+FILE: recursiveBug.kt
+    public final class Foo : R|kotlin/Any| {
+        public constructor(name: R|kotlin/Function0<kotlin/String>|): R|Foo| {
+            super<R|kotlin/Any|>()
+        }
+
+        public final val result: R|kotlin/String| = R|kotlin/run|<R|kotlin/String|>(<L> = run@fun <anonymous>(): R|kotlin/String| {
+            R|<local>/name|.R|FakeOverride<kotlin/Function0.invoke: R|kotlin/String|>|()
+        }
+        )
+            public get(): R|kotlin/String|
+
+        public final val name: R|kotlin/Int| = R|/Foo.result|.R|kotlin/String.length|
+            public get(): R|kotlin/Int|
+
+    }
+    public final fun bar(name: R|kotlin/Function0<kotlin/String>|): R|kotlin/Unit| {
+        lval result: R|kotlin/String| = R|kotlin/run|<R|kotlin/String|>(<L> = run@fun <anonymous>(): R|kotlin/String| {
+            R|<local>/name|.R|FakeOverride<kotlin/Function0.invoke: R|kotlin/String|>|()
+        }
+        )
+        lval name: R|kotlin/Int| = R|<local>/result|.R|kotlin/String.length|
+    }

compiler/fir/resolve/testData/resolve/stdlib/topLevelResolve.txt

@@ -13,7 +13,7 @@ FILE: topLevelResolve.kt
         lval setAndList: R|kotlin/collections/Set<kotlin/Int>| = R|kotlin/collections/setOf|<R|kotlin/Int|>(Int(0)).R|kotlin/collections/plus|<R|kotlin/Int|>(R|kotlin/collections/listOf|<R|kotlin/Int|>(Int(1), Int(2)))
         lval stringAndList: R|kotlin/String| = String().R|kotlin/String.plus|(R|kotlin/collections/emptyList|<R|kotlin/Boolean|>())
         lval map: R|kotlin/collections/Map<kotlin/String, kotlin/Int>| = R|kotlin/collections/mapOf|<R|kotlin/String|, R|kotlin/Int|>(String().R|kotlin/to|<R|kotlin/String|, R|kotlin/Int|>(Int(1)), String(.).R|kotlin/to|<R|kotlin/String|, R|kotlin/Int|>(Int(2))).R|kotlin/collections/plus|<R|kotlin/String|, R|kotlin/Int|>(String(..).R|kotlin/to|<R|kotlin/String|, R|kotlin/Int|>(Int(3)))
-        lval mapAndMap: <ERROR TYPE REF: Ambiguity: plus, [kotlin/plus, kotlin/plus, kotlin/plus, kotlin/collections/plus, kotlin/collections/plus, kotlin/collections/plus, kotlin/collections/plus, kotlin/collections/plus, kotlin/collections/plus, kotlin/collections/plus, kotlin/collections/plus, kotlin/collections/plus, kotlin/collections/plus, kotlin/collections/plus, kotlin/collections/plus, kotlin/collections/plus, kotlin/collections/plus, kotlin/collections/plus, kotlin/collections/plus, kotlin/collections/plus, kotlin/collections/plus, kotlin/collections/plus, kotlin/collections/plus, kotlin/collections/plus, kotlin/collections/plus, kotlin/collections/plus, kotlin/collections/plus, kotlin/collections/plus, kotlin/collections/plus, kotlin/collections/plus, kotlin/collections/plus, kotlin/collections/plus, kotlin/collections/plus, kotlin/collections/plus, kotlin/collections/plus, kotlin/collections/plus, kotlin/collections/plus, kotlin/collections/plus, kotlin/collections/plus, kotlin/collections/plus, kotlin/collections/plus, kotlin/collections/plus, kotlin/collections/plus, kotlin/collections/plus, kotlin/collections/plus, kotlin/collections/plus, kotlin/collections/plus, kotlin/collections/plus, kotlin/collections/plus, kotlin/collections/plus, kotlin/collections/plus, kotlin/collections/plus, kotlin/collections/plus, kotlin/collections/plus, kotlin/collections/plus, kotlin/sequences/plus, kotlin/sequences/plus, kotlin/sequences/plus, kotlin/text/plus]> = <Ambiguity: mapOf, [kotlin/collections/mapOf, kotlin/collections/mapOf]>#(String(-).R|kotlin/to|(Int(4))).<Ambiguity: plus, [kotlin/plus, kotlin/plus, kotlin/plus, kotlin/collections/plus, kotlin/collections/plus, kotlin/collections/plus, kotlin/collections/plus, kotlin/collections/plus, kotlin/collections/plus, kotlin/collections/plus, kotlin/collections/plus, kotlin/collections/plus, kotlin/collections/plus, kotlin/collections/plus, kotlin/collections/plus, kotlin/collections/plus, kotlin/collections/plus, kotlin/collections/plus, kotlin/collections/plus, kotlin/collections/plus, kotlin/collections/plus, kotlin/collections/plus, kotlin/collections/plus, kotlin/collections/plus, kotlin/collections/plus, kotlin/collections/plus, kotlin/collections/plus, kotlin/collections/plus, kotlin/collections/plus, kotlin/collections/plus, kotlin/collections/plus, kotlin/collections/plus, kotlin/collections/plus, kotlin/collections/plus, kotlin/collections/plus, kotlin/collections/plus, kotlin/collections/plus, kotlin/collections/plus, kotlin/collections/plus, kotlin/collections/plus, kotlin/collections/plus, kotlin/collections/plus, kotlin/collections/plus, kotlin/collections/plus, kotlin/collections/plus, kotlin/collections/plus, kotlin/collections/plus, kotlin/collections/plus, kotlin/collections/plus, kotlin/collections/plus, kotlin/collections/plus, kotlin/collections/plus, kotlin/collections/plus, kotlin/collections/plus, kotlin/collections/plus, kotlin/sequences/plus, kotlin/sequences/plus, kotlin/sequences/plus, kotlin/text/plus]>#(<Ambiguity: mapOf, [kotlin/collections/mapOf, kotlin/collections/mapOf]>#(String(_).R|kotlin/to|(Int(5))))
+        lval mapAndMap: <ERROR TYPE REF: Ambiguity: plus, [kotlin/plus, kotlin/plus, kotlin/plus, kotlin/collections/plus, kotlin/collections/plus, kotlin/collections/plus, kotlin/collections/plus, kotlin/collections/plus, kotlin/collections/plus, kotlin/collections/plus, kotlin/collections/plus, kotlin/collections/plus, kotlin/collections/plus, kotlin/collections/plus, kotlin/collections/plus, kotlin/collections/plus, kotlin/collections/plus, kotlin/collections/plus, kotlin/collections/plus, kotlin/collections/plus, kotlin/collections/plus, kotlin/collections/plus, kotlin/collections/plus, kotlin/collections/plus, kotlin/collections/plus, kotlin/collections/plus, kotlin/collections/plus, kotlin/collections/plus, kotlin/collections/plus, kotlin/collections/plus, kotlin/collections/plus, kotlin/collections/plus, kotlin/collections/plus, kotlin/collections/plus, kotlin/collections/plus, kotlin/collections/plus, kotlin/collections/plus, kotlin/collections/plus, kotlin/collections/plus, kotlin/collections/plus, kotlin/collections/plus, kotlin/collections/plus, kotlin/collections/plus, kotlin/collections/plus, kotlin/collections/plus, kotlin/collections/plus, kotlin/collections/plus, kotlin/collections/plus, kotlin/collections/plus, kotlin/collections/plus, kotlin/collections/plus, kotlin/collections/plus, kotlin/collections/plus, kotlin/collections/plus, kotlin/collections/plus, kotlin/sequences/plus, kotlin/sequences/plus, kotlin/sequences/plus, kotlin/text/plus]> = <Ambiguity: mapOf, [kotlin/collections/mapOf, kotlin/collections/mapOf]>#(String(-).R?C|kotlin/to|(Int(4))).<Ambiguity: plus, [kotlin/plus, kotlin/plus, kotlin/plus, kotlin/collections/plus, kotlin/collections/plus, kotlin/collections/plus, kotlin/collections/plus, kotlin/collections/plus, kotlin/collections/plus, kotlin/collections/plus, kotlin/collections/plus, kotlin/collections/plus, kotlin/collections/plus, kotlin/collections/plus, kotlin/collections/plus, kotlin/collections/plus, kotlin/collections/plus, kotlin/collections/plus, kotlin/collections/plus, kotlin/collections/plus, kotlin/collections/plus, kotlin/collections/plus, kotlin/collections/plus, kotlin/collections/plus, kotlin/collections/plus, kotlin/collections/plus, kotlin/collections/plus, kotlin/collections/plus, kotlin/collections/plus, kotlin/collections/plus, kotlin/collections/plus, kotlin/collections/plus, kotlin/collections/plus, kotlin/collections/plus, kotlin/collections/plus, kotlin/collections/plus, kotlin/collections/plus, kotlin/collections/plus, kotlin/collections/plus, kotlin/collections/plus, kotlin/collections/plus, kotlin/collections/plus, kotlin/collections/plus, kotlin/collections/plus, kotlin/collections/plus, kotlin/collections/plus, kotlin/collections/plus, kotlin/collections/plus, kotlin/collections/plus, kotlin/collections/plus, kotlin/collections/plus, kotlin/collections/plus, kotlin/collections/plus, kotlin/collections/plus, kotlin/collections/plus, kotlin/sequences/plus, kotlin/sequences/plus, kotlin/sequences/plus, kotlin/text/plus]>#(<Ambiguity: mapOf, [kotlin/collections/mapOf, kotlin/collections/mapOf]>#(String(_).R?C|kotlin/to|(Int(5))))
     }
     public final fun <T> id(arg: R|T|): R|T| {
         ^id R|<local>/arg|

compiler/fir/resolve/tests/org/jetbrains/kotlin/fir/FirResolveTestCaseWithStdlibGenerated.java

@@ -84,6 +84,11 @@ public class FirResolveTestCaseWithStdlibGenerated extends AbstractFirResolveTes
         runTest("compiler/fir/resolve/testData/resolve/stdlib/mapList.kt");
     }
 
+    @TestMetadata("recursiveBug.kt")
+    public void testRecursiveBug() throws Exception {
+        runTest("compiler/fir/resolve/testData/resolve/stdlib/recursiveBug.kt");
+    }
+
     @TestMetadata("reflectionClass.kt")
     public void testReflectionClass() throws Exception {
         runTest("compiler/fir/resolve/testData/resolve/stdlib/reflectionClass.kt");

compiler/fir/tree/src/org/jetbrains/kotlin/fir/FirNamedReference.kt

@@ -5,6 +5,7 @@
 
 package org.jetbrains.kotlin.fir
 
+import org.jetbrains.kotlin.fir.symbols.ConeSymbol
 import org.jetbrains.kotlin.fir.visitors.FirVisitor
 import org.jetbrains.kotlin.name.Name
 
@@ -12,6 +13,8 @@ import org.jetbrains.kotlin.name.Name
 interface FirNamedReference : FirReference {
     val name: Name
 
+    val candidateSymbol: ConeSymbol? get() = null
+
     override fun <R, D> accept(visitor: FirVisitor<R, D>, data: D): R =
         visitor.visitNamedReference(this, data)
 }

compiler/fir/tree/src/org/jetbrains/kotlin/fir/FirRenderer.kt

@@ -783,10 +783,18 @@ class FirRenderer(builder: StringBuilder) : FirVisitorVoid() {
     }
 
     override fun visitNamedReference(namedReference: FirNamedReference) {
-        if (namedReference is FirErrorNamedReference) {
-            print("<${namedReference.errorReason}>#")
-        } else {
-            print("${namedReference.name}#")
+        val symbol = namedReference.candidateSymbol
+        when {
+            symbol != null -> {
+                print("R?C|")
+                if (symbol is ConeCallableSymbol)
+                    print(symbol.callableId)
+                else if (symbol is ConeClassLikeSymbol)
+                    print(symbol.classId)
+                print("|")
+            }
+            namedReference is FirErrorNamedReference -> print("<${namedReference.errorReason}>#")
+            else -> print("${namedReference.name}#")
         }
     }
 

compiler/fir/tree/src/org/jetbrains/kotlin/fir/references/FirResolvedCallableReferenceImpl.kt

@@ -12,7 +12,7 @@ import org.jetbrains.kotlin.fir.FirSession
 import org.jetbrains.kotlin.fir.symbols.ConeSymbol
 import org.jetbrains.kotlin.name.Name
 
-open class FirResolvedCallableReferenceImpl(
+class FirResolvedCallableReferenceImpl(
     session: FirSession,
     psi: PsiElement?,
     override val name: Name,

compiler/fir/tree/src/org/jetbrains/kotlin/fir/references/FirSimpleNamedReference.kt

@@ -11,7 +11,7 @@ import org.jetbrains.kotlin.fir.FirNamedReference
 import org.jetbrains.kotlin.fir.FirSession
 import org.jetbrains.kotlin.name.Name
 
-class FirSimpleNamedReference(
+open class FirSimpleNamedReference(
     session: FirSession,
     psi: PsiElement?,
     override val name: Name

compiler/testData/ir/irText/expressions/genericPropertyCall.fir.txt

@@ -8,7 +8,7 @@ FILE fqName:<root> fileName:/genericPropertyCall.kt
   PROPERTY name:test visibility:public modality:FINAL [val] 
     FIELD PROPERTY_BACKING_FIELD name:test type:IrErrorType visibility:public [final,static] 
       EXPRESSION_BODY
-        CALL 'public final fun <get-id> (): IrErrorType declared in <root>' type=IrErrorType origin=null
+        ERROR_CALL 'Unresolved reference: R?C|/id|' type=IrErrorType
     FUN DEFAULT_PROPERTY_ACCESSOR name:<get-test> visibility:public modality:FINAL <> () returnType:IrErrorType 
       correspondingProperty: PROPERTY name:test visibility:public modality:FINAL [val] 
       BLOCK_BODY

compiler/testData/ir/irText/expressions/variableAsFunctionCallWithGenerics.fir.txt

@@ -14,7 +14,7 @@ FILE fqName:<root> fileName:/variableAsFunctionCallWithGenerics.kt
     BLOCK_BODY
       RETURN type=kotlin.Nothing from='public final fun testGeneric1 (x: kotlin.String): T of <uninitialized parent> declared in <root>'
         CALL 'public abstract fun invoke (): T of <uninitialized parent> declared in kotlin.Function0' type=T of <uninitialized parent> origin=null
-          $this: CALL 'public final fun <get-gk> (): kotlin.Function0<T of <uninitialized parent>> declared in <root>' type=kotlin.Function0<T of <uninitialized parent>> origin=null
+          $this: ERROR_CALL 'Unresolved reference: R?C|/gk|' type=kotlin.Function0<T of <uninitialized parent>>
   PROPERTY name:kt26531Val visibility:public modality:FINAL [val] 
     FUN name:<get-kt26531Val> visibility:public modality:FINAL <> () returnType:kotlin.Function0<T of <uninitialized parent>> 
       correspondingProperty: PROPERTY name:kt26531Val visibility:public modality:FINAL [val] 
@@ -30,4 +30,4 @@ FILE fqName:<root> fileName:/variableAsFunctionCallWithGenerics.kt
     BLOCK_BODY
       RETURN type=kotlin.Nothing from='public final fun kt26531 (): T of <uninitialized parent> declared in <root>'
         CALL 'public abstract fun invoke (): T of <uninitialized parent> declared in kotlin.Function0' type=T of <uninitialized parent> origin=null
-          $this: CALL 'public final fun <get-kt26531Val> (): kotlin.Function0<T of <uninitialized parent>> declared in <root>' type=kotlin.Function0<T of <uninitialized parent>> origin=null
+          $this: ERROR_CALL 'Unresolved reference: R?C|/kt26531Val|' type=kotlin.Function0<T of <uninitialized parent>>