KT-41841 no delegate to private $default fun in multifile facade

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

@@ -214,7 +214,9 @@ private fun IrSimpleFunction.createMultifileDelegateIfNeeded(
 ): IrSimpleFunction? {
     val target = this
 
-    if (DescriptorVisibilities.isPrivate(visibility) ||
+    val originalVisibility = context.mapping.defaultArgumentsOriginalFunction[this]?.visibility ?: visibility
+
+    if (DescriptorVisibilities.isPrivate(originalVisibility) ||
         name == StaticInitializersLowering.clinitName ||
         origin == JvmLoweredDeclarationOrigin.SYNTHETIC_ACCESSOR ||
         // $annotations methods in the facade are only needed for const properties.

compiler/testData/codegen/bytecodeListing/defaultArguments/functionInMultifileClass.kt

@@ -1,5 +1,4 @@
 // WITH_RUNTIME
-// The difference of JVM and JVM_IR in generating privateFunction here is reported at KT-41841.
 // FILE: test.kt
 
 @file:JvmMultifileClass

compiler/testData/codegen/bytecodeListing/defaultArguments/functionInMultifileClass_ir.txt

@@ -1,39 +0,0 @@
-@kotlin.Metadata
-public final class A {
-    // source: 'test.kt'
-    public synthetic static method internal$default(p0: java.lang.String, p1: int, p2: java.lang.Object): void
-    public final static method internal(@org.jetbrains.annotations.NotNull p0: java.lang.String): void
-    public synthetic static method internalInline$default(p0: java.lang.String, p1: int, p2: int, p3: java.lang.Object): void
-    public final static method internalInline(@org.jetbrains.annotations.NotNull p0: java.lang.String, p1: int): void
-    synthetic static method private$default(p0: java.lang.String, p1: int, p2: java.lang.Object): void
-    synthetic static method privateInline$default(p0: java.lang.String, p1: int, p2: int, p3: java.lang.Object): void
-    public synthetic static method public$default(p0: java.lang.String, p1: int, p2: java.lang.Object): void
-    public final static method public(@org.jetbrains.annotations.NotNull p0: java.lang.String): void
-    public synthetic static method publicInline$default(p0: java.lang.String, p1: int, p2: int, p3: java.lang.Object): void
-    public final static method publicInline(@org.jetbrains.annotations.NotNull p0: java.lang.String, p1: int): void
-    public synthetic static method published$default(p0: java.lang.String, p1: int, p2: java.lang.Object): void
-    public final static @kotlin.PublishedApi method published(@org.jetbrains.annotations.NotNull p0: java.lang.String): void
-    public synthetic static method publishedInline$default(p0: java.lang.String, p1: int, p2: java.lang.Object): void
-    public final static @kotlin.PublishedApi method publishedInline(@org.jetbrains.annotations.NotNull p0: java.lang.String): void
-}
-
-@kotlin.Metadata
-synthetic final class A__TestKt {
-    // source: 'test.kt'
-    public synthetic static method internal$default(p0: java.lang.String, p1: int, p2: java.lang.Object): void
-    public final static method internal(@org.jetbrains.annotations.NotNull p0: java.lang.String): void
-    public synthetic static method internalInline$default(p0: java.lang.String, p1: int, p2: int, p3: java.lang.Object): void
-    public final static method internalInline(@org.jetbrains.annotations.NotNull p0: java.lang.String, p1: int): void
-    synthetic static method private$A__TestKt$default(p0: java.lang.String, p1: int, p2: java.lang.Object): void
-    private final static method private$A__TestKt(p0: java.lang.String): void
-    synthetic static method privateInline$A__TestKt$default(p0: java.lang.String, p1: int, p2: int, p3: java.lang.Object): void
-    private final static method privateInline$A__TestKt(p0: java.lang.String, p1: int): void
-    public synthetic static method public$default(p0: java.lang.String, p1: int, p2: java.lang.Object): void
-    public final static method public(@org.jetbrains.annotations.NotNull p0: java.lang.String): void
-    public synthetic static method publicInline$default(p0: java.lang.String, p1: int, p2: int, p3: java.lang.Object): void
-    public final static method publicInline(@org.jetbrains.annotations.NotNull p0: java.lang.String, p1: int): void
-    public synthetic static method published$default(p0: java.lang.String, p1: int, p2: java.lang.Object): void
-    public final static @kotlin.PublishedApi method published(@org.jetbrains.annotations.NotNull p0: java.lang.String): void
-    public synthetic static method publishedInline$default(p0: java.lang.String, p1: int, p2: java.lang.Object): void
-    public final static @kotlin.PublishedApi method publishedInline(@org.jetbrains.annotations.NotNull p0: java.lang.String): void
-}