KT-37604 Use proper type when generating constructor call

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

@@ -189,7 +189,9 @@ public class FunctionReferenceGenerationStrategy extends FunctionGenerationStrat
                 result = codegen.generateNewArray(fakeExpression, referencedFunction.getReturnType(), fakeResolvedCall);
             }
             else {
-                result = codegen.generateConstructorCall(fakeResolvedCall, returnType);
+                //noinspection ConstantConditions
+                Type constructedType = codegen.typeMapper.mapTypeAsDeclaration(referencedFunction.getReturnType());
+                result = codegen.generateConstructorCall(fakeResolvedCall, constructedType);
             }
         }
         else {

compiler/fir/fir2ir/tests/org/jetbrains/kotlin/codegen/ir/FirBlackBoxCodegenTestGenerated.java

@@ -1973,6 +1973,11 @@ public class FirBlackBoxCodegenTestGenerated extends AbstractFirBlackBoxCodegenT
             runTest("compiler/testData/codegen/box/callableReference/classesAreSynthetic.kt");
         }
 
+        @TestMetadata("kt37604.kt")
+        public void testKt37604() throws Exception {
+            runTest("compiler/testData/codegen/box/callableReference/kt37604.kt");
+        }
+
         @TestMetadata("nested.kt")
         public void testNested() throws Exception {
             runTest("compiler/testData/codegen/box/callableReference/nested.kt");

compiler/testData/codegen/box/callableReference/kt37604.kt

@@ -0,0 +1,42 @@
+// IGNORE_BACKEND_FIR: JVM_IR
+
+fun useUnit(fn: () -> Unit) {
+    fn.invoke()
+}
+
+var cInit = false
+
+class C {
+    init {
+        cInit = true
+    }
+}
+
+var cWithDefaultInit = false
+
+class CWithDefault(x: Int = 1) {
+    init {
+        cWithDefaultInit = true
+    }
+}
+
+var cWithVarargInit = false
+
+class CWithVararg(vararg x: Int) {
+    init {
+        cWithVarargInit = true
+    }
+}
+
+fun box(): String {
+    useUnit(::C)
+    if (!cInit) throw AssertionError("cInit")
+
+    useUnit(::CWithDefault)
+    if (!cWithDefaultInit) throw AssertionError("cWithDefaultInit")
+
+    useUnit(::CWithVararg)
+    if (!cWithVarargInit) throw AssertionError("cWithVarargInit")
+
+    return "OK"
+}

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

@@ -1993,6 +1993,11 @@ public class BlackBoxCodegenTestGenerated extends AbstractBlackBoxCodegenTest {
             runTest("compiler/testData/codegen/box/callableReference/classesAreSynthetic.kt");
         }
 
+        @TestMetadata("kt37604.kt")
+        public void testKt37604() throws Exception {
+            runTest("compiler/testData/codegen/box/callableReference/kt37604.kt");
+        }
+
         @TestMetadata("nested.kt")
         public void testNested() throws Exception {
             runTest("compiler/testData/codegen/box/callableReference/nested.kt");

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

@@ -1993,6 +1993,11 @@ public class LightAnalysisModeTestGenerated extends AbstractLightAnalysisModeTes
             runTest("compiler/testData/codegen/box/callableReference/classesAreSynthetic.kt");
         }
 
+        @TestMetadata("kt37604.kt")
+        public void testKt37604() throws Exception {
+            runTest("compiler/testData/codegen/box/callableReference/kt37604.kt");
+        }
+
         @TestMetadata("nested.kt")
         public void testNested() throws Exception {
             runTest("compiler/testData/codegen/box/callableReference/nested.kt");

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

@@ -1973,6 +1973,11 @@ public class IrBlackBoxCodegenTestGenerated extends AbstractIrBlackBoxCodegenTes
             runTest("compiler/testData/codegen/box/callableReference/classesAreSynthetic.kt");
         }
 
+        @TestMetadata("kt37604.kt")
+        public void testKt37604() throws Exception {
+            runTest("compiler/testData/codegen/box/callableReference/kt37604.kt");
+        }
+
         @TestMetadata("nested.kt")
         public void testNested() throws Exception {
             runTest("compiler/testData/codegen/box/callableReference/nested.kt");

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

@@ -1423,6 +1423,11 @@ public class IrJsCodegenBoxTestGenerated extends AbstractIrJsCodegenBoxTest {
             KotlinTestUtils.assertAllTestsPresentByMetadataWithExcluded(this.getClass(), new File("compiler/testData/codegen/box/callableReference"), Pattern.compile("^(.+)\\.kt$"), null, TargetBackend.JS_IR, true);
         }
 
+        @TestMetadata("kt37604.kt")
+        public void testKt37604() throws Exception {
+            runTest("compiler/testData/codegen/box/callableReference/kt37604.kt");
+        }
+
         @TestMetadata("nested.kt")
         public void testNested() throws Exception {
             runTest("compiler/testData/codegen/box/callableReference/nested.kt");

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

@@ -1423,6 +1423,11 @@ public class JsCodegenBoxTestGenerated extends AbstractJsCodegenBoxTest {
             KotlinTestUtils.assertAllTestsPresentByMetadataWithExcluded(this.getClass(), new File("compiler/testData/codegen/box/callableReference"), Pattern.compile("^(.+)\\.kt$"), null, TargetBackend.JS, true);
         }
 
+        @TestMetadata("kt37604.kt")
+        public void testKt37604() throws Exception {
+            runTest("compiler/testData/codegen/box/callableReference/kt37604.kt");
+        }
+
         @TestMetadata("nested.kt")
         public void testNested() throws Exception {
             runTest("compiler/testData/codegen/box/callableReference/nested.kt");