FIR2IR: standardize expression with smart cast conversion

To convert smart cast expression, now we just convert
original expression in standard way and wrap it with TYPE_OP.
Before this commit original expression was converted in different way,
that led to errors e.g. for this expression casting.

compiler/fir/fir2ir/src/org/jetbrains/kotlin/fir/backend/Fir2IrVisitor.kt

@@ -936,7 +936,7 @@ class Fir2IrVisitor(
 
     override fun visitExpressionWithSmartcast(expressionWithSmartcast: FirExpressionWithSmartcast, data: Any?): IrElement {
         // Generate the expression with the original type and then cast it to the smart cast type.
-        val value = expressionWithSmartcast.toIrExpression(expressionWithSmartcast.originalType).applyReceivers(expressionWithSmartcast)
+        val value = expressionWithSmartcast.originalExpression.toIrExpression()
         val castType = expressionWithSmartcast.typeRef.toIrType(session, declarationStorage)
         if (value.type == castType) return value
         return IrTypeOperatorCallImpl(

compiler/testData/codegen/box/jvm8/kt33054.kt

@@ -1,4 +1,3 @@
-// IGNORE_BACKEND_FIR: JVM_IR
 // TARGET_BACKEND: JVM
 // JVM_TARGET: 1.8
 

compiler/testData/codegen/box/regressions/kt4281.kt

@@ -1,4 +1,3 @@
-// IGNORE_BACKEND_FIR: JVM_IR
 abstract class C {
     fun test(x: Int) {
         if (x == 0) return

compiler/testData/codegen/box/smartCasts/falseSmartCast.kt

@@ -1,4 +1,3 @@
-// IGNORE_BACKEND_FIR: JVM_IR
 
 open class SuperFoo {
     public fun bar(): String {

compiler/testData/codegen/box/smartCasts/implicitReceiver.kt

@@ -1,4 +1,3 @@
-// IGNORE_BACKEND_FIR: JVM_IR
 
 open class A {
     class B : A() {

compiler/testData/codegen/box/smartCasts/implicitReceiverInWhen.kt

@@ -1,4 +1,3 @@
-// IGNORE_BACKEND_FIR: JVM_IR
 
 open class A {
     fun f(): String =

compiler/testData/codegen/box/smartCasts/implicitToGrandSon.kt

@@ -1,4 +1,3 @@
-// IGNORE_BACKEND_FIR: JVM_IR
 
 open class A {
     open fun foo() = "FAIL"

compiler/testData/codegen/box/typeInfo/kt2811.kt

@@ -1,4 +1,3 @@
-// IGNORE_BACKEND_FIR: JVM_IR
 open class Test1 {
     fun test1(): String {
         if (this is Test2) {

compiler/testData/codegen/box/typeInfo/smartCastThis.kt

@@ -1,4 +1,3 @@
-// IGNORE_BACKEND_FIR: JVM_IR
 package h
 
 open class A {

compiler/testData/ir/irText/declarations/localDelegatedProperties.fir.txt

@@ -20,5 +20,6 @@ FILE fqName:<root> fileName:/localDelegatedProperties.kt
         GET_VAR 'val tmp_0: kotlin.Int [val] declared in <root>.test2' type=kotlin.Int origin=null
       SET_VAR 'var x: IrErrorType [var] declared in <root>.test2' type=kotlin.Unit origin=null
         CALL 'public final fun plus (other: kotlin.Int): kotlin.Int [operator] declared in kotlin.Int' type=kotlin.Int origin=null
-          $this: GET_VAR 'var x: IrErrorType [var] declared in <root>.test2' type=kotlin.Int origin=null
+          $this: TYPE_OP type=kotlin.Int origin=IMPLICIT_CAST typeOperand=kotlin.Int
+            GET_VAR 'var x: IrErrorType [var] declared in <root>.test2' type=IrErrorType origin=null
           other: CONST Int type=kotlin.Int value=1

compiler/testData/ir/irText/expressions/sam/samConversionsWithSmartCasts.fir.txt

@@ -87,7 +87,8 @@ FILE fqName:<root> fileName:/samConversionsWithSmartCasts.kt
       TYPE_OP type=kotlin.Function0<kotlin.Unit> origin=CAST typeOperand=kotlin.Function0<kotlin.Unit>
         GET_VAR 'a: kotlin.Function1<kotlin.Int, kotlin.Int> declared in <root>.test7' type=kotlin.Function1<kotlin.Int, kotlin.Int> origin=null
       ERROR_CALL 'Unresolved reference: <Inapplicable(INAPPLICABLE): [/J.run1]>#' type=IrErrorType
-        GET_VAR 'a: kotlin.Function1<kotlin.Int, kotlin.Int> declared in <root>.test7' type=kotlin.Function0<kotlin.Unit> origin=null
+        TYPE_OP type=kotlin.Function0<kotlin.Unit> origin=IMPLICIT_CAST typeOperand=kotlin.Function0<kotlin.Unit>
+          GET_VAR 'a: kotlin.Function1<kotlin.Int, kotlin.Int> declared in <root>.test7' type=kotlin.Function1<kotlin.Int, kotlin.Int> origin=null
   FUN name:test8 visibility:public modality:FINAL <> (a:kotlin.Function0<kotlin.Unit>) returnType:kotlin.Unit
     VALUE_PARAMETER name:a index:0 type:kotlin.Function0<kotlin.Unit>
     BLOCK_BODY

compiler/testData/ir/irText/types/smartCastOnReceiverOfGenericType.fir.txt

@@ -33,8 +33,10 @@ FILE fqName:<root> fileName:/smartCastOnReceiverOfGenericType.kt
       TYPE_OP type=kotlin.String origin=CAST typeOperand=kotlin.String
         GET_VAR 'c: kotlin.Any declared in <root>.testInnerClass' type=kotlin.Any origin=null
       ERROR_CALL 'Unresolved reference: <Inapplicable(INAPPLICABLE): [/Outer.Inner.use]>#' type=IrErrorType
-        GET_VAR 'b: kotlin.Any declared in <root>.testInnerClass' type=kotlin.Int origin=null
-        GET_VAR 'c: kotlin.Any declared in <root>.testInnerClass' type=kotlin.String origin=null
+        TYPE_OP type=kotlin.Int origin=IMPLICIT_CAST typeOperand=kotlin.Int
+          GET_VAR 'b: kotlin.Any declared in <root>.testInnerClass' type=kotlin.Any origin=null
+        TYPE_OP type=kotlin.String origin=IMPLICIT_CAST typeOperand=kotlin.String
+          GET_VAR 'c: kotlin.Any declared in <root>.testInnerClass' type=kotlin.Any origin=null
   FUN name:testNonSubstitutedTypeParameter visibility:public modality:FINAL <T> (a:kotlin.Any, b:kotlin.Any) returnType:kotlin.Unit
     TYPE_PARAMETER name:T index:0 variance: superTypes:[kotlin.Any?]
     VALUE_PARAMETER name:a index:0 type:kotlin.Any