JVM_IR: use substituted return type in function reference invoke

#KT-46982 Fixed

compiler/fir/fir2ir/tests-gen/org/jetbrains/kotlin/test/runners/codegen/FirBlackBoxCodegenTestGenerated.java

@@ -2446,6 +2446,12 @@ public class FirBlackBoxCodegenTestGenerated extends AbstractFirBlackBoxCodegenT
             KtTestUtil.assertAllTestsPresentByMetadataWithExcluded(this.getClass(), new File("compiler/testData/codegen/box/callableReference"), Pattern.compile("^(.+)\\.kt$"), null, TargetBackend.JVM_IR, true);
         }
 
+        @Test
+        @TestMetadata("arrayConstructor.kt")
+        public void testArrayConstructor() throws Exception {
+            runTest("compiler/testData/codegen/box/callableReference/arrayConstructor.kt");
+        }
+
         @Test
         @TestMetadata("arrayConstructorArgument.kt")
         public void testArrayConstructorArgument() throws Exception {

compiler/ir/backend.jvm/src/org/jetbrains/kotlin/backend/jvm/lower/FunctionReferenceLowering.kt

@@ -383,6 +383,7 @@ internal class FunctionReferenceLowering(private val context: JvmBackendContext)
         // The type of the reference is KFunction<in A1, ..., in An, out R>
         private val parameterTypes = (irFunctionReference.type as IrSimpleType).arguments.map { (it as IrTypeProjection).type }
         private val argumentTypes = parameterTypes.dropLast(1)
+        private val referenceReturnType = parameterTypes.last()
 
         private val typeArgumentsMap = irFunctionReference.typeSubstitutionMap
 
@@ -671,7 +672,7 @@ internal class FunctionReferenceLowering(private val context: JvmBackendContext)
             functionReferenceClass.addFunction {
                 setSourceRange(if (isLambda) callee else irFunctionReference)
                 name = superMethod.name
-                returnType = callee.returnType
+                returnType = referenceReturnType
                 isSuspend = callee.isSuspend
             }.apply {
                 overriddenSymbols += superMethod.symbol
@@ -703,7 +704,7 @@ internal class FunctionReferenceLowering(private val context: JvmBackendContext)
 
             body = context.createJvmIrBuilder(symbol, startOffset, endOffset).run {
                 var unboundIndex = 0
-                val call = irCall(callee).apply {
+                val call = irCall(callee.symbol, referenceReturnType).apply {
                     for (typeParameter in irFunctionReference.symbol.owner.allTypeParameters) {
                         putTypeArgument(typeParameter.index, typeArgumentsMap[typeParameter.symbol])
                     }

compiler/testData/codegen/box/callableReference/arrayConstructor.kt

@@ -0,0 +1,6 @@
+// WITH_RUNTIME
+// IGNORE_BACKEND: JS_IR
+fun g(b: (Int, (Int) -> String) -> Array<String>): Array<String> =
+    b(1) { "OK" }
+
+fun box(): String = g(::Array)[0]

compiler/tests-common-new/tests-gen/org/jetbrains/kotlin/test/runners/codegen/BlackBoxCodegenTestGenerated.java

@@ -2446,6 +2446,12 @@ public class BlackBoxCodegenTestGenerated extends AbstractBlackBoxCodegenTest {
             KtTestUtil.assertAllTestsPresentByMetadataWithExcluded(this.getClass(), new File("compiler/testData/codegen/box/callableReference"), Pattern.compile("^(.+)\\.kt$"), null, TargetBackend.JVM, true);
         }
 
+        @Test
+        @TestMetadata("arrayConstructor.kt")
+        public void testArrayConstructor() throws Exception {
+            runTest("compiler/testData/codegen/box/callableReference/arrayConstructor.kt");
+        }
+
         @Test
         @TestMetadata("arrayConstructorArgument.kt")
         public void testArrayConstructorArgument() throws Exception {

compiler/tests-common-new/tests-gen/org/jetbrains/kotlin/test/runners/codegen/IrBlackBoxCodegenTestGenerated.java

@@ -2446,6 +2446,12 @@ public class IrBlackBoxCodegenTestGenerated extends AbstractIrBlackBoxCodegenTes
             KtTestUtil.assertAllTestsPresentByMetadataWithExcluded(this.getClass(), new File("compiler/testData/codegen/box/callableReference"), Pattern.compile("^(.+)\\.kt$"), null, TargetBackend.JVM_IR, true);
         }
 
+        @Test
+        @TestMetadata("arrayConstructor.kt")
+        public void testArrayConstructor() throws Exception {
+            runTest("compiler/testData/codegen/box/callableReference/arrayConstructor.kt");
+        }
+
         @Test
         @TestMetadata("arrayConstructorArgument.kt")
         public void testArrayConstructorArgument() throws Exception {

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

@@ -2170,6 +2170,11 @@ public class LightAnalysisModeTestGenerated extends AbstractLightAnalysisModeTes
             KtTestUtil.assertAllTestsPresentByMetadataWithExcluded(this.getClass(), new File("compiler/testData/codegen/box/callableReference"), Pattern.compile("^(.+)\\.kt$"), null, TargetBackend.JVM, true);
         }
 
+        @TestMetadata("arrayConstructor.kt")
+        public void testArrayConstructor() throws Exception {
+            runTest("compiler/testData/codegen/box/callableReference/arrayConstructor.kt");
+        }
+
         @TestMetadata("arrayConstructorArgument.kt")
         public void testArrayConstructorArgument() throws Exception {
             runTest("compiler/testData/codegen/box/callableReference/arrayConstructorArgument.kt");

js/js.tests/tests-gen/org/jetbrains/kotlin/js/test/es6/semantics/IrJsCodegenBoxES6TestGenerated.java

@@ -1460,6 +1460,11 @@ public class IrJsCodegenBoxES6TestGenerated extends AbstractIrJsCodegenBoxES6Tes
             KtTestUtil.assertAllTestsPresentByMetadataWithExcluded(this.getClass(), new File("compiler/testData/codegen/box/callableReference"), Pattern.compile("^(.+)\\.kt$"), null, TargetBackend.JS_IR_ES6, true);
         }
 
+        @TestMetadata("arrayConstructor.kt")
+        public void testArrayConstructor() throws Exception {
+            runTest("compiler/testData/codegen/box/callableReference/arrayConstructor.kt");
+        }
+
         @TestMetadata("arrayConstructorArgument.kt")
         public void testArrayConstructorArgument() throws Exception {
             runTest("compiler/testData/codegen/box/callableReference/arrayConstructorArgument.kt");

js/js.tests/tests-gen/org/jetbrains/kotlin/js/test/ir/semantics/IrJsCodegenBoxTestGenerated.java

@@ -1460,6 +1460,11 @@ public class IrJsCodegenBoxTestGenerated extends AbstractIrJsCodegenBoxTest {
             KtTestUtil.assertAllTestsPresentByMetadataWithExcluded(this.getClass(), new File("compiler/testData/codegen/box/callableReference"), Pattern.compile("^(.+)\\.kt$"), null, TargetBackend.JS_IR, true);
         }
 
+        @TestMetadata("arrayConstructor.kt")
+        public void testArrayConstructor() throws Exception {
+            runTest("compiler/testData/codegen/box/callableReference/arrayConstructor.kt");
+        }
+
         @TestMetadata("arrayConstructorArgument.kt")
         public void testArrayConstructorArgument() throws Exception {
             runTest("compiler/testData/codegen/box/callableReference/arrayConstructorArgument.kt");

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

@@ -1460,6 +1460,11 @@ public class JsCodegenBoxTestGenerated extends AbstractJsCodegenBoxTest {
             KtTestUtil.assertAllTestsPresentByMetadataWithExcluded(this.getClass(), new File("compiler/testData/codegen/box/callableReference"), Pattern.compile("^(.+)\\.kt$"), null, TargetBackend.JS, true);
         }
 
+        @TestMetadata("arrayConstructor.kt")
+        public void testArrayConstructor() throws Exception {
+            runTest("compiler/testData/codegen/box/callableReference/arrayConstructor.kt");
+        }
+
         @TestMetadata("arrayConstructorArgument.kt")
         public void testArrayConstructorArgument() throws Exception {
             runTest("compiler/testData/codegen/box/callableReference/arrayConstructorArgument.kt");

js/js.tests/tests-gen/org/jetbrains/kotlin/js/test/wasm/semantics/IrCodegenBoxWasmTestGenerated.java

@@ -1270,6 +1270,11 @@ public class IrCodegenBoxWasmTestGenerated extends AbstractIrCodegenBoxWasmTest
             KtTestUtil.assertAllTestsPresentByMetadataWithExcluded(this.getClass(), new File("compiler/testData/codegen/box/callableReference"), Pattern.compile("^([^_](.+))\\.kt$"), null, TargetBackend.WASM, true);
         }
 
+        @TestMetadata("arrayConstructor.kt")
+        public void testArrayConstructor() throws Exception {
+            runTest("compiler/testData/codegen/box/callableReference/arrayConstructor.kt");
+        }
+
         @TestMetadata("arrayOf.kt")
         public void testArrayOf() throws Exception {
             runTest("compiler/testData/codegen/box/callableReference/arrayOf.kt");