[FIR] Let prefix inc/dec call getter twice for compatibility with K1

#KT-57179 Fixed

analysis/analysis-api-fir/src/org/jetbrains/kotlin/analysis/api/fir/components/KtFirCallResolver.kt

@@ -705,9 +705,8 @@ internal class KtFirCallResolver(
         val setPartiallyAppliedSymbol = fir.toPartiallyAppliedSymbol(arrayAccessExpression.arrayExpression) ?: return null
         return when (incDecPrecedence) {
             KtCompoundAccess.IncOrDecOperation.Precedence.PREFIX -> {
-                // For prefix case, the last argument is a reference to a synthetic local variable `<unary-result>` storing the result. So
-                // we find the inc or dec operation call from the initializer of this local variable.
-                val operationCall = getInitializerOfReferencedLocalVariable(lastArg) ?: return null
+                // For prefix case, the last argument is a call to get(...).inc().
+                val operationCall = lastArg as? FirFunctionCall ?: return null
                 val operationPartiallyAppliedSymbol = operationCall.toPartiallyAppliedSymbol(arrayAccessExpression) ?: return null
                 // The get call is the explicit receiver of this operation call
                 val getCall = operationCall.explicitReceiver as? FirFunctionCall ?: return null

analysis/low-level-api-fir/tests/org/jetbrains/kotlin/analysis/low/level/api/fir/diagnostic/compiler/based/DiagnosisCompilerTestFE10TestdataTestGenerated.java

@@ -711,6 +711,18 @@ public class DiagnosisCompilerTestFE10TestdataTestGenerated extends AbstractDiag
             runTest("compiler/testData/diagnostics/tests/PackageQualified.kt");
         }
 
+        @Test
+        @TestMetadata("prefixIncReturnType.kt")
+        public void testPrefixIncReturnType() throws Exception {
+            runTest("compiler/testData/diagnostics/tests/prefixIncReturnType.kt");
+        }
+
+        @Test
+        @TestMetadata("prefixIncSmartCast.kt")
+        public void testPrefixIncSmartCast() throws Exception {
+            runTest("compiler/testData/diagnostics/tests/prefixIncSmartCast.kt");
+        }
+
         @Test
         @TestMetadata("PrimaryConstructors.kt")
         public void testPrimaryConstructors() throws Exception {