[IR] Fix mangling generic properties from IR-based descriptors

For type parameters of generic properties,
`DeclarationDescriptor#getContainingDeclaration` must return
the property descriptor instead of the accessor function descriptor.

^KT-57436 Fixed

compiler/ir/ir.tree/src/org/jetbrains/kotlin/ir/descriptors/IrBasedDescriptors.kt

@@ -1146,6 +1146,9 @@ fun IrErrorDeclaration.toIrBasedDescriptor() = IrBasedErrorDescriptor(this)
 @OptIn(ObsoleteDescriptorBasedAPI::class)
 private fun getContainingDeclaration(declaration: IrDeclaration): DeclarationDescriptor {
     val parent = declaration.parent
+    if (declaration is IrTypeParameter && parent is IrSimpleFunction) {
+        parent.correspondingPropertySymbol?.owner?.let { return it.toIrBasedDescriptor() }
+    }
     val parentDescriptor = (parent as IrSymbolOwner).let {
         if (it is IrDeclaration) it.toIrBasedDescriptor() else it.symbol.descriptor
     }

compiler/testData/ir/irText/declarations/genericDelegatedProperty.kt

@@ -1,5 +1,5 @@
-// MUTE_SIGNATURE_COMPARISON_K2: ANY
+// MUTE_SIGNATURE_COMPARISON_K2: JS_IR
-// ^ KT-57436
+// ^ KT-57818
 
 class C<T>
 

compiler/testData/ir/irText/declarations/kt35550.kt

@@ -1,5 +1,5 @@
 // MUTE_SIGNATURE_COMPARISON_K2: ANY
-// ^ KT-57754, KT-57436
+// ^ KT-57754
 
 interface I {
     val <T> T.id: T

compiler/testData/ir/irText/declarations/parameters/propertyAccessors.kt

@@ -1,7 +1,7 @@
 // FIR_IDENTICAL
 
-// MUTE_SIGNATURE_COMPARISON_K2: ANY
+// MUTE_SIGNATURE_COMPARISON_K2: JS_IR
-// ^ KT-57436
+// ^ KT-57818
 
 val test1 get() = 42
 

compiler/testData/ir/irText/declarations/parameters/typeParameterBeforeBound.kt

@@ -1,7 +1,7 @@
 // FIR_IDENTICAL
 
-// MUTE_SIGNATURE_COMPARISON_K2: ANY
+// MUTE_SIGNATURE_COMPARISON_K2: JS_IR
-// ^ KT-57436
+// ^ KT-57818
 
 class Test1<T : U, U>
 

compiler/testData/ir/irText/expressions/callableReferences/genericLocalClassConstructorReference.kt

@@ -1,5 +1,5 @@
 // MUTE_SIGNATURE_COMPARISON_K2: ANY
-// ^ KT-57429, KT-57436
+// ^ KT-57429
 
 open class L<LL>(val ll: LL)
 

compiler/testData/ir/irText/expressions/castToTypeParameter.kt

@@ -1,7 +1,7 @@
 // FIR_IDENTICAL
 
-// MUTE_SIGNATURE_COMPARISON_K2: ANY
+// MUTE_SIGNATURE_COMPARISON_K2: JS_IR
-// ^ KT-57436
+// ^ KT-57818
 
 fun <T> castFun(x: Any) = x as T
 

compiler/testData/ir/irText/expressions/genericPropertyCall.kt

@@ -1,7 +1,7 @@
 // FIR_IDENTICAL
 
-// MUTE_SIGNATURE_COMPARISON_K2: ANY
+// MUTE_SIGNATURE_COMPARISON_K2: JS_IR
-// ^ KT-57436
+// ^ KT-57818
 
 val <T> T.id get() = this
 

compiler/testData/ir/irText/expressions/implicitCastToTypeParameter.kt

@@ -1,5 +1,5 @@
-// MUTE_SIGNATURE_COMPARISON_K2: ANY
+// MUTE_SIGNATURE_COMPARISON_K2: JS_IR
-// ^ KT-57436
+// ^ KT-57818
 
 inline fun <reified T : Any> Any.test1(): T? =
     if (this is T) this else null

compiler/testData/ir/irText/expressions/typeParameterClassLiteral.kt

@@ -1,7 +1,7 @@
 // FIR_IDENTICAL
 
-// MUTE_SIGNATURE_COMPARISON_K2: ANY
+// MUTE_SIGNATURE_COMPARISON_K2: JS_IR
-// ^KT-57436
+// ^ KT-57818
 
 inline fun <reified T : Any> classRefFun() = T::class
 

compiler/testData/ir/irText/expressions/useImportedMember.kt

@@ -1,6 +1,3 @@
-// MUTE_SIGNATURE_COMPARISON_K2: ANY
-// ^ KT-57436
-
 import C.f
 import C.p
 import C.ext

compiler/testData/ir/irText/expressions/variableAsFunctionCallWithGenerics.kt

@@ -1,6 +1,7 @@
 // FIR_IDENTICAL
-// MUTE_SIGNATURE_COMPARISON_K2: ANY
+
-// ^ KT-57429
+// MUTE_SIGNATURE_COMPARISON_K2: JS_IR
+// ^ KT-57818
 
 val <T : CharSequence> T.gk: () -> T
     get() = { -> this }

compiler/testData/ir/irText/regressions/integerCoercionToT.kt

@@ -1,9 +1,5 @@
 // IGNORE_BACKEND: JS_IR
 // IGNORE_BACKEND: JS_IR_ES6
-
-// MUTE_SIGNATURE_COMPARISON_K2: ANY
-// ^ KT-57436
-
 interface CPointed
 
 inline fun <reified T : CPointed> CPointed.reinterpret(): T = TODO()

compiler/testData/ir/irText/types/genericDelegatedDeepProperty.kt

@@ -1,7 +1,7 @@
 // !LANGUAGE: -ForbidUsingExtensionPropertyTypeParameterInDelegate
 
 // MUTE_SIGNATURE_COMPARISON_K2: ANY
-// ^ KT-57429, KT-57436
+// ^ KT-57429
 
 import kotlin.reflect.KProperty1
 import kotlin.reflect.KMutableProperty1