JVM_IR KT-45967 generate accessor for argument of indy intrinsic

TODO handle inaccessible constructors gracefully

compiler/testData/codegen/box/invokedynamic/sam/functionRefToJavaInterface/withAccessor/privateBoundOuterClassMemberFun.kt

@@ -0,0 +1,25 @@
+// TARGET_BACKEND: JVM
+// JVM_TARGET: 1.8
+// SAM_CONVERSIONS: INDY
+
+// FILE: privateBoundOuterClassMemberFun.kt
+interface GetStep {
+    fun get(): Step
+}
+
+class Outer(val k: String) {
+    fun gs(x: Outer) =
+        object : GetStep {
+            override fun get(): Step = Step(x::test)
+        }
+
+    private fun test(s: String) = s + k
+}
+
+fun box(): String =
+    Outer("!").gs(Outer("K")).get().step("O")
+
+// FILE: Step.java
+public interface Step {
+    String step(String string);
+}

compiler/testData/codegen/box/invokedynamic/sam/functionRefToJavaInterface/withAccessor/privateCompanionObjectMember.kt

@@ -0,0 +1,20 @@
+// TARGET_BACKEND: JVM
+// JVM_TARGET: 1.8
+// SAM_CONVERSIONS: INDY
+
+// FILE: privateCompanionObjectMember.kt
+class StepProcessor {
+    fun build() = Step(::test)
+
+    companion object {
+        private fun test(string: String): String = string
+    }
+}
+
+fun box(): String =
+    StepProcessor().build().step("OK")
+
+// FILE: Step.java
+public interface Step {
+    String step(String string);
+}

compiler/testData/codegen/box/invokedynamic/sam/functionRefToJavaInterface/withAccessor/privateOuterClassConstructor.kt

@@ -0,0 +1,35 @@
+// TARGET_BACKEND: JVM
+// JVM_TARGET: 1.8
+// SAM_CONVERSIONS: INDY
+
+// FILE: privateOuterClassConstructor.kt
+interface GetStep {
+    fun get(): Step
+}
+
+class Outer {
+    private val ok: String
+
+    private constructor(ok: String) {
+        this.ok = ok
+    }
+
+    constructor() {
+        this.ok = "xxx"
+    }
+
+    val obj = object : GetStep {
+        override fun get(): Step = Step(::Outer)
+    }
+
+    override fun toString() = ok
+}
+
+fun box() =
+    Outer().obj.get().step("OK").toString()
+
+
+// FILE: Step.java
+public interface Step {
+    Object step(String string);
+}

compiler/testData/codegen/box/invokedynamic/sam/functionRefToJavaInterface/withAccessor/privateOuterClassMemberFun.kt

@@ -0,0 +1,24 @@
+// TARGET_BACKEND: JVM
+// JVM_TARGET: 1.8
+// SAM_CONVERSIONS: INDY
+
+// FILE: privateOuterClassMemberFun.kt
+interface GetStep {
+    fun get(): Step
+}
+
+class Outer(val k: String) {
+    val obj = object : GetStep {
+        override fun get(): Step = Step(::test)
+    }
+
+    private fun test(s: String) = s + k
+}
+
+fun box(): String =
+    Outer("K").obj.get().step("O")
+
+// FILE: Step.java
+public interface Step {
+    String step(String string);
+}

compiler/testData/codegen/box/invokedynamic/sam/functionRefToJavaInterface/withAccessor/privateTopLevelExtFun.kt

@@ -0,0 +1,19 @@
+// TARGET_BACKEND: JVM
+// JVM_TARGET: 1.8
+// SAM_CONVERSIONS: INDY
+
+// FILE: privateTopLevelExtFun.kt
+class StepProcessor {
+    fun build() = Step("O"::test)
+}
+
+private fun String.test(string: String): String =
+    this + string
+
+fun box(): String =
+    StepProcessor().build().step("K")
+
+// FILE: Step.java
+public interface Step {
+    String step(String string);
+}

compiler/testData/codegen/box/invokedynamic/sam/functionRefToJavaInterface/withAccessor/privateTopLevelFun.kt

@@ -0,0 +1,18 @@
+// TARGET_BACKEND: JVM
+// JVM_TARGET: 1.8
+// SAM_CONVERSIONS: INDY
+
+// FILE: privateTopLevelFun.kt
+class StepProcessor {
+    fun build() = Step(::test)
+}
+
+private fun test(string: String): String = string
+
+fun box(): String =
+    StepProcessor().build().step("OK")
+
+// FILE: Step.java
+public interface Step {
+    String step(String string);
+}