JVM_IR wrap function into a proxy if indy SAM-conversion becomes valid

compiler/testData/codegen/box/invokedynamic/sam/functionRefToJavaInterface/genericBoundInnerConstructorRef.kt

@@ -0,0 +1,21 @@
+// TARGET_BACKEND: JVM
+// JVM_TARGET: 1.8
+// SAM_CONVERSIONS: INDY
+
+// CHECK_BYTECODE_TEXT
+// JVM_IR_TEMPLATES
+// 1 java/lang/invoke/LambdaMetafactory
+
+// FILE: genericBoundInnerConstructorRef.kt
+class Outer<TO>(val s1: TO) {
+    inner class Inner<TI>(val s2: TI) {
+        fun t() = s1.toString() + s2.toString()
+    }
+}
+
+fun box() = Sam(Outer("O")::Inner).get("K").t()
+
+// FILE: Sam.java
+public interface Sam<TO, TI> {
+    Outer<TO>.Inner<TI> get(String s);
+}

compiler/testData/codegen/box/invokedynamic/sam/functionRefToJavaInterface/genericInnerConstructorRef.kt

@@ -0,0 +1,24 @@
+// TARGET_BACKEND: JVM
+// JVM_TARGET: 1.8
+// SAM_CONVERSIONS: INDY
+
+// CHECK_BYTECODE_TEXT
+// JVM_IR_TEMPLATES
+// 1 java/lang/invoke/LambdaMetafactory
+
+// FILE: genericInnerConstructorRef.kt
+
+// Can't resolve generic type argument for unbound constructor reference,
+// so 'Outer' has no type parameters.
+class Outer(val s1: String) {
+    inner class Inner<TI>(val s2: TI) {
+        fun t() = s1 + s2.toString()
+    }
+}
+
+fun box() = Sam(Outer::Inner).get(Outer("O"), "K").t()
+
+// FILE: Sam.java
+public interface Sam<TI> {
+    Outer.Inner<TI> get(Outer outer, String s);
+}

compiler/testData/codegen/box/invokedynamic/sam/functionRefToJavaInterface/multifileClassMemberFromStdlib.kt

@@ -5,7 +5,7 @@
 
 // CHECK_BYTECODE_TEXT
 // JVM_IR_TEMPLATES
-// 0 java/lang/invoke/LambdaMetafactory
+// 1 java/lang/invoke/LambdaMetafactory
 
 // IGNORE_BACKEND_FIR: JVM_IR
 //  ^ OVERLOAD_RESOLUTION_AMBIGUITY: Overload resolution ambiguity between candidates: [kotlin/collections/plus, kotlin/collections/plus]

compiler/testData/codegen/box/invokedynamic/sam/functionRefToJavaInterface/multipleProxyWrappersForSameFunction.kt

@@ -0,0 +1,30 @@
+// TARGET_BACKEND: JVM
+// JVM_TARGET: 1.8
+// SAM_CONVERSIONS: INDY
+
+// CHECK_BYTECODE_TEXT
+// JVM_IR_TEMPLATES
+// 4 java/lang/invoke/LambdaMetafactory
+
+// FILE: voidReturnTypeAsObject.kt
+
+var t = "Failed"
+
+fun ok(s: String) { t = s }
+
+fun box(): String {
+    Sam(::ok).get("1")
+    Sam(::ok).get("2")
+    Sam(::ok).get("3")
+
+    val r = Sam(::ok).get("OK")
+    if (r != Unit) {
+        return "Failed: $r"
+    }
+    return t
+}
+
+// FILE: Sam.java
+public interface Sam {
+    Object get(String s);
+}

compiler/testData/codegen/box/invokedynamic/sam/functionRefToJavaInterface/specialFunctions/anyNToString.kt

@@ -4,7 +4,7 @@
 
 // CHECK_BYTECODE_TEXT
 // JVM_IR_TEMPLATES
-// 0 java/lang/invoke/LambdaMetafactory
+// 1 java/lang/invoke/LambdaMetafactory
 
 // FILE: anyNToString.kt
 fun box() =

compiler/testData/codegen/box/invokedynamic/sam/functionRefToJavaInterface/specialFunctions/arrayConstructor.kt

@@ -4,7 +4,7 @@
 
 // CHECK_BYTECODE_TEXT
 // JVM_IR_TEMPLATES
-// 0 java/lang/invoke/LambdaMetafactory
+// 1 java/lang/invoke/LambdaMetafactory
 
 // FILE: arrayConstructor.kt
 fun box(): String {

compiler/testData/codegen/box/invokedynamic/sam/functionRefToJavaInterface/specialFunctions/charArrayOf.kt

@@ -4,7 +4,7 @@
 
 // CHECK_BYTECODE_TEXT
 // JVM_IR_TEMPLATES
-// 0 java/lang/invoke/LambdaMetafactory
+// 1 java/lang/invoke/LambdaMetafactory
 
 // FILE: charArrayOf.kt
 fun box(): String {

compiler/testData/codegen/box/invokedynamic/sam/functionRefToJavaInterface/specialFunctions/intArrayOf.kt

@@ -0,0 +1,19 @@
+// TARGET_BACKEND: JVM
+// JVM_TARGET: 1.8
+// SAM_CONVERSIONS: INDY
+
+// CHECK_BYTECODE_TEXT
+// JVM_IR_TEMPLATES
+// 1 java/lang/invoke/LambdaMetafactory
+
+// FILE: intArrayOf.kt
+fun box(): String {
+    val sam = Sam(::intArrayOf)
+    val arr = sam.get(intArrayOf('O'.toInt(), 'K'.toInt()))
+    return "${arr[0].toChar()}${arr[1].toChar()}"
+}
+
+// FILE: Sam.java
+public interface Sam {
+    int[] get(int[] s);
+}

compiler/testData/codegen/box/invokedynamic/sam/functionRefToJavaInterface/specialFunctions/stringNPlus.kt

@@ -4,7 +4,7 @@
 
 // CHECK_BYTECODE_TEXT
 // JVM_IR_TEMPLATES
-// 0 java/lang/invoke/LambdaMetafactory
+// 1 java/lang/invoke/LambdaMetafactory
 
 // FILE: stringNPlus.kt
 fun test(x: String?, y: Any?) =

compiler/testData/codegen/box/invokedynamic/sam/functionRefToJavaInterface/voidReturnTypeAsObject.kt

@@ -4,8 +4,7 @@
 
 // CHECK_BYTECODE_TEXT
 // JVM_IR_TEMPLATES
-// 0 java/lang/invoke/LambdaMetafactory
-// 1 final synthetic class VoidReturnTypeAsObjectKt\$box\$r\$[0-9]+
+// 1 java/lang/invoke/LambdaMetafactory
 
 // FILE: voidReturnTypeAsObject.kt
 var t = "Failed"