[FIR] Fix setting file in supertypes resolution

^KT-49652 Fixed

compiler/fir/resolve/src/org/jetbrains/kotlin/fir/resolve/transformers/FirSupertypesResolution.kt

@@ -211,7 +211,7 @@ open class FirSupertypeResolverVisitor(
     private val scopeForLocalClass: PersistentList<FirScope>? = null,
     private val localClassesNavigationInfo: LocalClassesNavigationInfo? = null,
     private val firProviderInterceptor: FirProviderInterceptor? = null,
-    private val useSiteFile: FirFile? = null,
+    private var useSiteFile: FirFile? = null,
     containingDeclarations: List<FirDeclaration> = emptyList(),
 ) : FirDefaultVisitor<Unit, Any?>() {
     private val supertypeGenerationExtensions = session.extensionService.supertypeGenerators
@@ -225,6 +225,16 @@ open class FirSupertypeResolverVisitor(
         }
     }
 
+    private inline fun <R> withFile(file: FirFile, block: () -> R): R {
+        val oldFile = useSiteFile
+        try {
+            useSiteFile = file
+            return block()
+        } finally {
+            useSiteFile = oldFile
+        }
+    }
+
     private fun getFirClassifierContainerFileIfAny(symbol: FirClassLikeSymbol<*>): FirFile? =
         if (firProviderInterceptor != null) firProviderInterceptor.getFirClassifierContainerFileIfAny(symbol)
         else session.firProvider.getFirClassifierContainerFileIfAny(symbol.classId)
@@ -454,7 +464,9 @@ open class FirSupertypeResolverVisitor(
     }
 
     override fun visitFile(file: FirFile, data: Any?) {
-        visitDeclarationContent(file, null)
+        withFile(file) {
+            visitDeclarationContent(file, null)
+        }
     }
 }