Fix inline class coercion in string template with StringBuilder.append

Inline class values with array as a carrier type were not boxed.

 #KT-27113

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

@@ -3870,7 +3870,7 @@ public class ExpressionCodegen extends KtVisitor<StackValue, StackValue> impleme
             gen(expr, exprType, exprKotlinType);
         }
 
-        genInvokeAppendMethod(v, exprType.getSort() == Type.ARRAY ? OBJECT_TYPE : exprType, exprKotlinType);
+        genInvokeAppendMethod(v, exprType, exprKotlinType);
     }
 
     @Nullable

compiler/testData/codegen/box/inlineClasses/kt27113.kt

@@ -0,0 +1,19 @@
+// !LANGUAGE: +InlineClasses
+// IGNORE_BACKEND: JS, JS_IR, JVM_IR
+// WITH_RUNTIME
+
+class CharacterLiteral(private val prefix: NamelessString, private val s: NamelessString) {
+    override fun toString(): String = "$prefix'$s'"
+}
+
+inline class NamelessString(val b: ByteArray) {
+    override fun toString(): String = String(b)
+}
+
+fun box(): String {
+    val ns1 = NamelessString("abc".toByteArray())
+    val ns2 = NamelessString("def".toByteArray())
+    val cl = CharacterLiteral(ns1, ns2)
+    if (cl.toString() != "abc'def'") return throw AssertionError(cl.toString())
+    return "OK"
+}

compiler/testData/codegen/box/inlineClasses/kt27113a.kt

@@ -0,0 +1,15 @@
+// !LANGUAGE: +InlineClasses
+// IGNORE_BACKEND: JVM_IR
+// WITH_RUNTIME
+
+inline class A(val a: Any)
+
+inline class NA(val b: Any?)
+
+fun box(): String {
+    val ns1 = NA(A("abc"))
+    val ns2 = NA(null)
+    val t = "-$ns1-$ns2-"
+    if (t != "-NA(b=A(a=abc))-NA(b=null)-") return throw AssertionError(t)
+    return "OK"
+}

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

@@ -11859,6 +11859,16 @@ public class BlackBoxCodegenTestGenerated extends AbstractBlackBoxCodegenTest {
             runTest("compiler/testData/codegen/box/inlineClasses/kt27096_reference.kt");
         }
 
+        @TestMetadata("kt27113.kt")
+        public void testKt27113() throws Exception {
+            runTest("compiler/testData/codegen/box/inlineClasses/kt27113.kt");
+        }
+
+        @TestMetadata("kt27113a.kt")
+        public void testKt27113a() throws Exception {
+            runTest("compiler/testData/codegen/box/inlineClasses/kt27113a.kt");
+        }
+
         @TestMetadata("kt27132.kt")
         public void testKt27132() throws Exception {
             runTest("compiler/testData/codegen/box/inlineClasses/kt27132.kt");

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

@@ -11859,6 +11859,16 @@ public class LightAnalysisModeTestGenerated extends AbstractLightAnalysisModeTes
             runTest("compiler/testData/codegen/box/inlineClasses/kt27096_reference.kt");
         }
 
+        @TestMetadata("kt27113.kt")
+        public void testKt27113() throws Exception {
+            runTest("compiler/testData/codegen/box/inlineClasses/kt27113.kt");
+        }
+
+        @TestMetadata("kt27113a.kt")
+        public void testKt27113a() throws Exception {
+            runTest("compiler/testData/codegen/box/inlineClasses/kt27113a.kt");
+        }
+
         @TestMetadata("kt27132.kt")
         public void testKt27132() throws Exception {
             runTest("compiler/testData/codegen/box/inlineClasses/kt27132.kt");

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

@@ -11864,6 +11864,16 @@ public class IrBlackBoxCodegenTestGenerated extends AbstractIrBlackBoxCodegenTes
             runTest("compiler/testData/codegen/box/inlineClasses/kt27096_reference.kt");
         }
 
+        @TestMetadata("kt27113.kt")
+        public void testKt27113() throws Exception {
+            runTest("compiler/testData/codegen/box/inlineClasses/kt27113.kt");
+        }
+
+        @TestMetadata("kt27113a.kt")
+        public void testKt27113a() throws Exception {
+            runTest("compiler/testData/codegen/box/inlineClasses/kt27113a.kt");
+        }
+
         @TestMetadata("kt27132.kt")
         public void testKt27132() throws Exception {
             runTest("compiler/testData/codegen/box/inlineClasses/kt27132.kt");

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

@@ -10399,6 +10399,16 @@ public class IrJsCodegenBoxTestGenerated extends AbstractIrJsCodegenBoxTest {
             runTest("compiler/testData/codegen/box/inlineClasses/kt27096_reference.kt");
         }
 
+        @TestMetadata("kt27113.kt")
+        public void testKt27113() throws Exception {
+            runTest("compiler/testData/codegen/box/inlineClasses/kt27113.kt");
+        }
+
+        @TestMetadata("kt27113a.kt")
+        public void testKt27113a() throws Exception {
+            runTest("compiler/testData/codegen/box/inlineClasses/kt27113a.kt");
+        }
+
         @TestMetadata("kt27132.kt")
         public void testKt27132() throws Exception {
             runTest("compiler/testData/codegen/box/inlineClasses/kt27132.kt");

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

@@ -11444,6 +11444,16 @@ public class JsCodegenBoxTestGenerated extends AbstractJsCodegenBoxTest {
             runTest("compiler/testData/codegen/box/inlineClasses/kt27096_reference.kt");
         }
 
+        @TestMetadata("kt27113.kt")
+        public void testKt27113() throws Exception {
+            runTest("compiler/testData/codegen/box/inlineClasses/kt27113.kt");
+        }
+
+        @TestMetadata("kt27113a.kt")
+        public void testKt27113a() throws Exception {
+            runTest("compiler/testData/codegen/box/inlineClasses/kt27113a.kt");
+        }
+
         @TestMetadata("kt27132.kt")
         public void testKt27132() throws Exception {
             runTest("compiler/testData/codegen/box/inlineClasses/kt27132.kt");