Fix for-in iterator over array of boxed inline class values

#KT-25324 Fixed

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

@@ -15,6 +15,7 @@ import org.jetbrains.annotations.NotNull;
 import org.jetbrains.annotations.Nullable;
 import org.jetbrains.kotlin.builtins.KotlinBuiltIns;
 import org.jetbrains.kotlin.builtins.PrimitiveType;
+import org.jetbrains.kotlin.builtins.UnsignedTypes;
 import org.jetbrains.kotlin.codegen.binding.CalculatedClosure;
 import org.jetbrains.kotlin.codegen.context.CodegenContext;
 import org.jetbrains.kotlin.codegen.intrinsics.HashCode;
@@ -113,8 +114,27 @@ public class AsmUtil {
 
     @NotNull
     public static Type boxType(@NotNull Type type) {
+        Type boxedType = boxPrimitiveType(type);
+        return boxedType != null ? boxedType : type;
+    }
+
+    @NotNull
+    public static Type boxType(@NotNull Type type, @NotNull KotlinType kotlinType, @NotNull GenerationState state) {
+        Type boxedPrimitiveType = boxPrimitiveType(type);
+        if (boxedPrimitiveType != null) return boxedPrimitiveType;
+
+        if (InlineClassesUtilsKt.isInlineClassType(kotlinType)) {
+            return state.getTypeMapper().mapTypeAsDeclaration(kotlinType);
+        }
+        else {
+            return type;
+        }
+    }
+
+    @Nullable
+    private static Type boxPrimitiveType(@NotNull Type type) {
         JvmPrimitiveType jvmPrimitiveType = primitiveTypeByAsmSort.get(type.getSort());
-        return jvmPrimitiveType != null ? asmTypeByFqNameWithoutInnerClasses(jvmPrimitiveType.getWrapperFqName()) : type;
+        return jvmPrimitiveType != null ? asmTypeByFqNameWithoutInnerClasses(jvmPrimitiveType.getWrapperFqName()) : null;
     }
 
     @NotNull

compiler/backend/src/org/jetbrains/kotlin/codegen/range/forLoop/ForInArrayLoopGenerator.kt

@@ -78,12 +78,13 @@ class ForInArrayLoopGenerator(
     }
 
     override fun assignToLoopParameter() {
-        val arrayElParamType = if (KotlinBuiltIns.isArray(loopRangeType)) boxType(asmElementType) else asmElementType
+        val arrayElParamType =
+            if (KotlinBuiltIns.isArray(loopRangeType)) boxType(asmElementType, elementType, codegen.state) else asmElementType
 
         v.load(arrayVar, OBJECT_TYPE)
         v.load(indexVar, Type.INT_TYPE)
         v.aload(arrayElParamType)
-        StackValue.onStack(arrayElParamType).put(asmElementType, codegen.v)
+        StackValue.onStack(arrayElParamType, elementType).put(asmElementType, elementType, codegen.v)
         v.store(loopParameterVar, asmElementType)
     }