Use proper type for context 'this'

Bug in 'generateThisOrOuterFromContext', it worked while instance of a
class was always an object.

 #KT-27078

compiler/backend/src/org/jetbrains/kotlin/codegen/ExpressionCodegen.java

@@ -1105,7 +1105,8 @@ public class ExpressionCodegen extends KtVisitor<StackValue, StackValue> impleme
             ClassDescriptor captureThis = closure.getCapturedOuterClassDescriptor();
             if (captureThis != null) {
                 StackValue thisOrOuter = generateThisOrOuter(captureThis, false);
-                assert !isPrimitive(thisOrOuter.type) : "This or outer should be non primitive: " + thisOrOuter.type;
+                assert !isPrimitive(thisOrOuter.type) || captureThis.isInline() :
+                        "This or outer for " + captureThis + " should be non-primitive: " + thisOrOuter.type;
                 callGenerator.putCapturedValueOnStack(thisOrOuter, thisOrOuter.type, paramIndex++);
             }
         }
@@ -2844,8 +2845,8 @@ public class ExpressionCodegen extends KtVisitor<StackValue, StackValue> impleme
 
     private StackValue generateThisOrOuterFromContext(@NotNull ClassDescriptor thisOrOuterClass, boolean isSuper, boolean forceOuter) {
         CodegenContext cur = context;
-        SimpleType thisType = thisOrOuterClass.getDefaultType();
+        SimpleType contextType = cur.getThisDescriptor().getDefaultType();
-        StackValue result = StackValue.local(0, asmType(thisType), thisType);
+        StackValue result = StackValue.local(0, asmType(contextType), contextType);
         boolean inStartConstructorContext = cur instanceof ConstructorContext;
         while (cur != null) {
             ClassDescriptor thisDescriptor = cur.getThisDescriptor();

compiler/testData/codegen/box/inlineClasses/contextsAndAccessors/captureInlineClassInstanceInLambda.kt

@@ -0,0 +1,10 @@
+// !LANGUAGE: +InlineClasses
+// IGNORE_BACKEND: JVM_IR
+
+inline class R(private val r: Int) {
+    fun test() = { ok() }()
+
+    fun ok() = "OK"
+}
+
+fun box() = R(0).test()

compiler/testData/codegen/box/inlineClasses/contextsAndAccessors/captureInlineClassInstanceInObject.kt

@@ -0,0 +1,12 @@
+// !LANGUAGE: +InlineClasses
+// IGNORE_BACKEND: JVM_IR
+
+inline class R(private val r: Int) {
+    fun test() = object {
+        override fun toString() = ok()
+    }.toString()
+
+    fun ok() = "OK"
+}
+
+fun box() = R(0).test()

compiler/tests/org/jetbrains/kotlin/codegen/BlackBoxCodegenTestGenerated.java

@@ -11941,6 +11941,16 @@ public class BlackBoxCodegenTestGenerated extends AbstractBlackBoxCodegenTest {
                 KotlinTestUtils.assertAllTestsPresentByMetadata(this.getClass(), new File("compiler/testData/codegen/box/inlineClasses/contextsAndAccessors"), Pattern.compile("^(.+)\\.kt$"), TargetBackend.JVM, true);
             }
 
+            @TestMetadata("captureInlineClassInstanceInLambda.kt")
+            public void testCaptureInlineClassInstanceInLambda() throws Exception {
+                runTest("compiler/testData/codegen/box/inlineClasses/contextsAndAccessors/captureInlineClassInstanceInLambda.kt");
+            }
+
+            @TestMetadata("captureInlineClassInstanceInObject.kt")
+            public void testCaptureInlineClassInstanceInObject() throws Exception {
+                runTest("compiler/testData/codegen/box/inlineClasses/contextsAndAccessors/captureInlineClassInstanceInObject.kt");
+            }
+
             @TestMetadata("inlineLambdaInInlineClassFun.kt")
             public void testInlineLambdaInInlineClassFun() throws Exception {
                 runTest("compiler/testData/codegen/box/inlineClasses/contextsAndAccessors/inlineLambdaInInlineClassFun.kt");

compiler/tests/org/jetbrains/kotlin/codegen/LightAnalysisModeTestGenerated.java

@@ -11941,6 +11941,16 @@ public class LightAnalysisModeTestGenerated extends AbstractLightAnalysisModeTes
                 KotlinTestUtils.assertAllTestsPresentByMetadata(this.getClass(), new File("compiler/testData/codegen/box/inlineClasses/contextsAndAccessors"), Pattern.compile("^(.+)\\.kt$"), TargetBackend.JVM, true);
             }
 
+            @TestMetadata("captureInlineClassInstanceInLambda.kt")
+            public void testCaptureInlineClassInstanceInLambda() throws Exception {
+                runTest("compiler/testData/codegen/box/inlineClasses/contextsAndAccessors/captureInlineClassInstanceInLambda.kt");
+            }
+
+            @TestMetadata("captureInlineClassInstanceInObject.kt")
+            public void testCaptureInlineClassInstanceInObject() throws Exception {
+                runTest("compiler/testData/codegen/box/inlineClasses/contextsAndAccessors/captureInlineClassInstanceInObject.kt");
+            }
+
             @TestMetadata("inlineLambdaInInlineClassFun.kt")
             public void testInlineLambdaInInlineClassFun() throws Exception {
                 runTest("compiler/testData/codegen/box/inlineClasses/contextsAndAccessors/inlineLambdaInInlineClassFun.kt");

compiler/tests/org/jetbrains/kotlin/codegen/ir/IrBlackBoxCodegenTestGenerated.java

@@ -11946,6 +11946,16 @@ public class IrBlackBoxCodegenTestGenerated extends AbstractIrBlackBoxCodegenTes
                 KotlinTestUtils.assertAllTestsPresentByMetadata(this.getClass(), new File("compiler/testData/codegen/box/inlineClasses/contextsAndAccessors"), Pattern.compile("^(.+)\\.kt$"), TargetBackend.JVM_IR, true);
             }
 
+            @TestMetadata("captureInlineClassInstanceInLambda.kt")
+            public void testCaptureInlineClassInstanceInLambda() throws Exception {
+                runTest("compiler/testData/codegen/box/inlineClasses/contextsAndAccessors/captureInlineClassInstanceInLambda.kt");
+            }
+
+            @TestMetadata("captureInlineClassInstanceInObject.kt")
+            public void testCaptureInlineClassInstanceInObject() throws Exception {
+                runTest("compiler/testData/codegen/box/inlineClasses/contextsAndAccessors/captureInlineClassInstanceInObject.kt");
+            }
+
             @TestMetadata("inlineLambdaInInlineClassFun.kt")
             public void testInlineLambdaInInlineClassFun() throws Exception {
                 runTest("compiler/testData/codegen/box/inlineClasses/contextsAndAccessors/inlineLambdaInInlineClassFun.kt");

js/js.tests/test/org/jetbrains/kotlin/js/test/semantics/IrJsCodegenBoxTestGenerated.java

@@ -10481,6 +10481,16 @@ public class IrJsCodegenBoxTestGenerated extends AbstractIrJsCodegenBoxTest {
                 KotlinTestUtils.assertAllTestsPresentByMetadata(this.getClass(), new File("compiler/testData/codegen/box/inlineClasses/contextsAndAccessors"), Pattern.compile("^(.+)\\.kt$"), TargetBackend.JS_IR, true);
             }
 
+            @TestMetadata("captureInlineClassInstanceInLambda.kt")
+            public void testCaptureInlineClassInstanceInLambda() throws Exception {
+                runTest("compiler/testData/codegen/box/inlineClasses/contextsAndAccessors/captureInlineClassInstanceInLambda.kt");
+            }
+
+            @TestMetadata("captureInlineClassInstanceInObject.kt")
+            public void testCaptureInlineClassInstanceInObject() throws Exception {
+                runTest("compiler/testData/codegen/box/inlineClasses/contextsAndAccessors/captureInlineClassInstanceInObject.kt");
+            }
+
             @TestMetadata("inlineLambdaInInlineClassFun.kt")
             public void testInlineLambdaInInlineClassFun() throws Exception {
                 runTest("compiler/testData/codegen/box/inlineClasses/contextsAndAccessors/inlineLambdaInInlineClassFun.kt");

js/js.tests/test/org/jetbrains/kotlin/js/test/semantics/JsCodegenBoxTestGenerated.java

@@ -11526,6 +11526,16 @@ public class JsCodegenBoxTestGenerated extends AbstractJsCodegenBoxTest {
                 KotlinTestUtils.assertAllTestsPresentByMetadata(this.getClass(), new File("compiler/testData/codegen/box/inlineClasses/contextsAndAccessors"), Pattern.compile("^(.+)\\.kt$"), TargetBackend.JS, true);
             }
 
+            @TestMetadata("captureInlineClassInstanceInLambda.kt")
+            public void testCaptureInlineClassInstanceInLambda() throws Exception {
+                runTest("compiler/testData/codegen/box/inlineClasses/contextsAndAccessors/captureInlineClassInstanceInLambda.kt");
+            }
+
+            @TestMetadata("captureInlineClassInstanceInObject.kt")
+            public void testCaptureInlineClassInstanceInObject() throws Exception {
+                runTest("compiler/testData/codegen/box/inlineClasses/contextsAndAccessors/captureInlineClassInstanceInObject.kt");
+            }
+
             @TestMetadata("inlineLambdaInInlineClassFun.kt")
             public void testInlineLambdaInInlineClassFun() throws Exception {
                 runTest("compiler/testData/codegen/box/inlineClasses/contextsAndAccessors/inlineLambdaInInlineClassFun.kt");