Fix CharArray sort in JS IR-backend

libraries/stdlib/js-ir/src/generated/_ArraysJs.kt

@@ -1926,8 +1926,7 @@ public actual fun DoubleArray.sort(fromIndex: Int = 0, toIndex: Int = size): Uni
 @Suppress("ACTUAL_FUNCTION_WITH_DEFAULT_ARGUMENTS")
 public actual fun CharArray.sort(fromIndex: Int = 0, toIndex: Int = size): Unit {
     AbstractList.checkRangeIndexes(fromIndex, toIndex, size)
-    val subarray = this.asDynamic().subarray(fromIndex, toIndex).unsafeCast<CharArray>()
-    subarray.sort()
+    sortArrayWith(this.unsafeCast<Array<Char>>(), fromIndex, toIndex, naturalOrder())
 }
 
 /**

libraries/tools/kotlin-stdlib-gen/src/templates/Arrays.kt

@@ -1357,21 +1357,19 @@ object ArrayOps : TemplateGroupBase() {
                 """
             }
             specialFor(ArraysOfPrimitives) {
-                if (primitive != PrimitiveType.Long) {
-                    body {
+                body {
+                    if (primitive == PrimitiveType.Char && target.backend == Backend.IR || primitive == PrimitiveType.Long) {
+                        """
+                        AbstractList.checkRangeIndexes(fromIndex, toIndex, size)
+                        sortArrayWith(this.unsafeCast<Array<T>>(), fromIndex, toIndex, naturalOrder())
+                        """
+                    } else {
                         """
                         AbstractList.checkRangeIndexes(fromIndex, toIndex, size)
                         val subarray = this.asDynamic().subarray(fromIndex, toIndex).unsafeCast<SELF>()
                         subarray.sort()
                         """
                     }
-                } else {
-                    body {
-                        """
-                        AbstractList.checkRangeIndexes(fromIndex, toIndex, size)
-                        sortArrayWith(this.unsafeCast<Array<Long>>(), fromIndex, toIndex, naturalOrder())
-                        """
-                    }
                 }
             }
         }