[FIR] Handle lateinit local variable properly

compiler/fir/fir2ir/src/org/jetbrains/kotlin/fir/backend/Fir2IrDeclarationStorage.kt

@@ -787,10 +787,11 @@ class Fir2IrDeclarationStorage(
             variable.name.isSpecial -> IrDeclarationOrigin.IR_TEMPORARY_VARIABLE
             else -> IrDeclarationOrigin.DEFINED
         }
+        val isLateInit = if (variable is FirProperty) variable.isLateInit else false
         val irVariable = variable.convertWithOffsets { startOffset, endOffset ->
             declareIrVariable(
                 startOffset, endOffset, origin,
-                variable.name, type, variable.isVar, isConst = false, isLateinit = false
+                variable.name, type, variable.isVar, isConst = false, isLateinit = isLateInit
             )
         }
         irVariable.parent = irParent

compiler/fir/raw-fir/light-tree2fir/src/org/jetbrains/kotlin/fir/lightTree/converter/DeclarationsConverter.kt

@@ -880,7 +880,9 @@ class DeclarationsConverter(
                         expression = expressionConverter.getAsFirExpression(it, "Incorrect delegate expression")
                     }
                 }
-                status = FirDeclarationStatusImpl(Visibilities.LOCAL, Modality.FINAL)
+                status = FirDeclarationStatusImpl(Visibilities.LOCAL, Modality.FINAL).apply {
+                    isLateInit = modifiers.hasLateinit()
+                }
 
                 val receiver = delegateExpression?.let {
                     expressionConverter.getAsFirExpression<FirExpression>(it, "Incorrect delegate expression")

compiler/fir/raw-fir/psi2fir/src/org/jetbrains/kotlin/fir/builder/RawFirBuilder.kt

@@ -958,7 +958,9 @@ class RawFirBuilder(
                         }
                     }
 
-                    status = FirDeclarationStatusImpl(Visibilities.LOCAL, Modality.FINAL)
+                    status = FirDeclarationStatusImpl(Visibilities.LOCAL, Modality.FINAL).apply {
+                        isLateInit = hasModifier(LATEINIT_KEYWORD)
+                    }
 
                     val receiver = delegateExpression?.toFirExpression("Incorrect delegate expression")
                     generateAccessorsByDelegate(delegateBuilder, null, baseSession, isExtension = false, stubMode, receiver)

compiler/testData/codegen/box/properties/lateinit/local/kt23260.kt

@@ -1,4 +1,3 @@
-// IGNORE_BACKEND_FIR: JVM_IR
 // KJS_WITH_FULL_RUNTIME
 // WITH_RUNTIME
 

compiler/testData/codegen/box/properties/lateinit/local/uninitializedCapturedMemberAccess.kt

@@ -1,4 +1,3 @@
-// IGNORE_BACKEND_FIR: JVM_IR
 // WITH_RUNTIME
 
 import kotlin.UninitializedPropertyAccessException

compiler/testData/codegen/box/properties/lateinit/local/uninitializedCapturedRead.kt

@@ -1,4 +1,3 @@
-// IGNORE_BACKEND_FIR: JVM_IR
 // WITH_RUNTIME
 
 import kotlin.UninitializedPropertyAccessException

compiler/testData/codegen/box/properties/lateinit/local/uninitializedMemberAccess.kt

@@ -1,4 +1,3 @@
-// IGNORE_BACKEND_FIR: JVM_IR
 // WITH_RUNTIME
 
 import kotlin.UninitializedPropertyAccessException

compiler/testData/codegen/box/properties/lateinit/local/uninitializedRead.kt

@@ -1,4 +1,3 @@
-// IGNORE_BACKEND_FIR: JVM_IR
 // WITH_RUNTIME
 
 import kotlin.UninitializedPropertyAccessException