K2 IC: fix lookup recording for a "red" companion object

#KT-63665 fixed

compiler/fir/semantics/src/org/jetbrains/kotlin/fir/FirLookupTrackerComponent.kt

@@ -19,10 +19,13 @@ abstract class FirLookupTrackerComponent : FirSessionComponent {
 }
 
 fun FirLookupTrackerComponent.recordCallLookup(callInfo: AbstractCallInfo, inType: ConeKotlinType) {
-    if (inType.classId?.isLocal == true) return
+    val classId = inType.classId
+    if (classId?.isLocal == true) return
     val scopes = SmartList(inType.renderForDebugging().replace('/', '.'))
-    if (inType.classId?.shortClassName?.asString() == "Companion") {
+    if (classId != null && classId.shortClassName.asString() == "Companion") {
-        scopes.add(inType.classId!!.outerClassId!!.asString().replace('/', '.'))
+        classId.outerClassId?.asString()?.replace('/', '.')?.let {
+            scopes.add(it)
+        }
     }
     recordLookup(callInfo.name, scopes, callInfo.callSite.source, callInfo.containingFile.source)
 }

compiler/incremental-compilation-impl/test/org/jetbrains/kotlin/incremental/IncrementalK2JvmCompilerRunnerTestCustom.java

@@ -0,0 +1,31 @@
+/*
+ * Copyright 2010-2023 JetBrains s.r.o. and Kotlin Programming Language contributors.
+ * Use of this source code is governed by the Apache 2.0 license that can be found in the license/LICENSE.txt file.
+ */
+
+package org.jetbrains.kotlin.incremental;
+
+import com.intellij.testFramework.TestDataPath;
+import org.jetbrains.kotlin.test.JUnit3RunnerWithInners;
+import org.jetbrains.kotlin.test.KotlinTestUtils;
+import org.jetbrains.kotlin.test.TargetBackend;
+import org.jetbrains.kotlin.test.TestMetadata;
+import org.junit.runner.RunWith;
+
+@SuppressWarnings("all")
+@RunWith(JUnit3RunnerWithInners.class)
+public class IncrementalK2JvmCompilerRunnerTestCustom extends AbstractIncrementalK2JvmCompilerRunnerTest {
+    @TestMetadata("jps/jps-plugin/testData/incremental/custom")
+    @TestDataPath("$PROJECT_ROOT")
+    @RunWith(JUnit3RunnerWithInners.class)
+    public static class Custom extends AbstractIncrementalK2JvmCompilerRunnerTest {
+        private void runTest(String testDataFilePath) throws Exception {
+            KotlinTestUtils.runTest(this::doTest, TargetBackend.JVM_IR, testDataFilePath);
+        }
+
+        @TestMetadata("companionWithSyntaxError")
+        public void testCompanionWithSyntaxError() throws Exception {
+            runTest("jps/jps-plugin/testData/incremental/custom/companionWithSyntaxError/");
+        }
+    }
+}

jps/jps-plugin/testData/incremental/custom/companionWithSyntaxError/build.log

@@ -0,0 +1,23 @@
+================ Step #1 =================
+
+After chunkBuildStarted. Marked as dirty by Kotlin:
+  src/main.kt
+Cleaning output files:
+  out/production/module/A$Companion.class
+  out/production/module/A.class
+  out/production/module/META-INF/module.kotlin_module
+End of files
+Compiling files:
+  src/main.kt
+End of files
+Exit code: ABORT
+------------------------------------------
+COMPILATION FAILED
+
+================ Step #2 =================
+
+Compiling files:
+  src/main.kt
+End of files
+Exit code: OK
+------------------------------------------

jps/jps-plugin/testData/incremental/custom/companionWithSyntaxError/main.kt

@@ -0,0 +1,7 @@
+class A() {
+
+    companion object {
+        fun equals(): Boolean =
+            TODO()
+    }
+}

jps/jps-plugin/testData/incremental/custom/companionWithSyntaxError/main.kt.new.1

@@ -0,0 +1,8 @@
+class A() {
+} // extra curly brace
+
+    companion object {
+        fun equals(): Boolean =
+            TODO()
+    }
+}

jps/jps-plugin/testData/incremental/custom/companionWithSyntaxError/main.kt.new.2

@@ -0,0 +1,7 @@
+class A() {
+
+    companion object {
+        fun equals(): Boolean =
+            TODO()
+    }
+}