diff --git a/tests/expected_report.txt b/tests/expected_report.txt
index 1d5a7d3a..d32df4e9 100644
--- a/tests/expected_report.txt
+++ b/tests/expected_report.txt
@@ -16,6 +16,7 @@ tests/input/doc-comment-spacing.php                   11      0
 tests/input/duplicate-assignment-variable.php         1       0
 tests/input/EarlyReturn.php                           6       0
 tests/input/example-class.php                         38      0
+tests/input/ExampleBackedEnum.php                     0       0
 tests/input/forbidden-comments.php                    14      0
 tests/input/forbidden-functions.php                   6       0
 tests/input/inline_type_hint_assertions.php           7       0
@@ -46,7 +47,7 @@ tests/input/use-ordering.php                          1       0
 tests/input/useless-semicolon.php                     2       0
 tests/input/UselessConditions.php                     20      0
 ----------------------------------------------------------------------
-A TOTAL OF 381 ERRORS AND 0 WARNINGS WERE FOUND IN 42 FILES
+A TOTAL OF 381 ERRORS AND 0 WARNINGS WERE FOUND IN 43 FILES
 ----------------------------------------------------------------------
 PHPCBF CAN FIX 315 OF THESE SNIFF VIOLATIONS AUTOMATICALLY
 ----------------------------------------------------------------------
diff --git a/tests/php73-compatibility.patch b/tests/php73-compatibility.patch
index 8e056058..a9db211a 100644
--- a/tests/php73-compatibility.patch
+++ b/tests/php73-compatibility.patch
@@ -14,8 +14,8 @@ index 1d5a7d3..fae9e70 100644
  tests/input/useless-semicolon.php                     2       0
  tests/input/UselessConditions.php                     20      0
  ----------------------------------------------------------------------
--A TOTAL OF 381 ERRORS AND 0 WARNINGS WERE FOUND IN 42 FILES
-+A TOTAL OF 383 ERRORS AND 0 WARNINGS WERE FOUND IN 43 FILES
+-A TOTAL OF 381 ERRORS AND 0 WARNINGS WERE FOUND IN 43 FILES
++A TOTAL OF 383 ERRORS AND 0 WARNINGS WERE FOUND IN 44 FILES
  ----------------------------------------------------------------------
 -PHPCBF CAN FIX 315 OF THESE SNIFF VIOLATIONS AUTOMATICALLY
 +PHPCBF CAN FIX 317 OF THESE SNIFF VIOLATIONS AUTOMATICALLY
diff --git a/tests/php74-compatibility.patch b/tests/php74-compatibility.patch
index 55366f8b..f0189b1f 100644
--- a/tests/php74-compatibility.patch
+++ b/tests/php74-compatibility.patch
@@ -36,8 +36,8 @@ index 1d5a7d3..91e97e7 100644
  tests/input/useless-semicolon.php                     2       0
  tests/input/UselessConditions.php                     20      0
  ----------------------------------------------------------------------
--A TOTAL OF 381 ERRORS AND 0 WARNINGS WERE FOUND IN 42 FILES
-+A TOTAL OF 392 ERRORS AND 0 WARNINGS WERE FOUND IN 43 FILES
+-A TOTAL OF 381 ERRORS AND 0 WARNINGS WERE FOUND IN 43 FILES
++A TOTAL OF 392 ERRORS AND 0 WARNINGS WERE FOUND IN 44 FILES
  ----------------------------------------------------------------------
 -PHPCBF CAN FIX 315 OF THESE SNIFF VIOLATIONS AUTOMATICALLY
 +PHPCBF CAN FIX 326 OF THESE SNIFF VIOLATIONS AUTOMATICALLY
diff --git a/tests/php80-compatibility.patch b/tests/php80-compatibility.patch
index c6923131..3192b6f1 100644
--- a/tests/php80-compatibility.patch
+++ b/tests/php80-compatibility.patch
@@ -49,8 +49,8 @@ index 1d5a7d3..03460f2 100644
 -tests/input/UselessConditions.php                     20      0
 +tests/input/UselessConditions.php                     21      0
  ----------------------------------------------------------------------
--A TOTAL OF 381 ERRORS AND 0 WARNINGS WERE FOUND IN 42 FILES
-+A TOTAL OF 420 ERRORS AND 0 WARNINGS WERE FOUND IN 44 FILES
+-A TOTAL OF 381 ERRORS AND 0 WARNINGS WERE FOUND IN 43 FILES
++A TOTAL OF 420 ERRORS AND 0 WARNINGS WERE FOUND IN 45 FILES
  ----------------------------------------------------------------------
 -PHPCBF CAN FIX 315 OF THESE SNIFF VIOLATIONS AUTOMATICALLY
 +PHPCBF CAN FIX 354 OF THESE SNIFF VIOLATIONS AUTOMATICALLY
diff --git a/tests/php81-compatibility.patch b/tests/php81-compatibility.patch
index 771076f7..bd8787cc 100644
--- a/tests/php81-compatibility.patch
+++ b/tests/php81-compatibility.patch
@@ -49,8 +49,8 @@ index 1d5a7d3..a10bb10 100644
 -tests/input/UselessConditions.php                     20      0
 +tests/input/UselessConditions.php                     21      0
  ----------------------------------------------------------------------
--A TOTAL OF 381 ERRORS AND 0 WARNINGS WERE FOUND IN 42 FILES
-+A TOTAL OF 423 ERRORS AND 0 WARNINGS WERE FOUND IN 44 FILES
+-A TOTAL OF 381 ERRORS AND 0 WARNINGS WERE FOUND IN 43 FILES
++A TOTAL OF 423 ERRORS AND 0 WARNINGS WERE FOUND IN 45 FILES
  ----------------------------------------------------------------------
 -PHPCBF CAN FIX 315 OF THESE SNIFF VIOLATIONS AUTOMATICALLY
 +PHPCBF CAN FIX 357 OF THESE SNIFF VIOLATIONS AUTOMATICALLY
@@ -70,6 +70,18 @@ index caf1dbb..fc734db 100644
      {
          foreach ($items as $item) {
              if (! $item->isItem()) {
+diff --git a/tests/fixed/ExampleBackedEnum.php b/tests/fixed/ExampleBackedEnum.php
+index fe54eb9..cc38c54 100644
+--- a/tests/fixed/ExampleBackedEnum.php
++++ b/tests/fixed/ExampleBackedEnum.php
+@@ -3,3 +3,7 @@
+ declare(strict_types=1);
+ 
+ namespace ExampleBackedEnum;
++
++enum ExampleBackedEnum: int
++{
++}
 diff --git a/tests/fixed/NamingCamelCase.php b/tests/fixed/NamingCamelCase.php
 index 57d9f2b..5493471 100644
 --- a/tests/fixed/NamingCamelCase.php
@@ -395,6 +407,18 @@ index 10e6f34..5e26ed8 100644
 -    private $x = 1;
 +    private int|string|null $x = 1;
  }
+diff --git a/tests/input/ExampleBackedEnum.php b/tests/input/ExampleBackedEnum.php
+index fe54eb9..0c47286 100644
+--- a/tests/input/ExampleBackedEnum.php
++++ b/tests/input/ExampleBackedEnum.php
+@@ -3,3 +3,7 @@
+ declare(strict_types=1);
+ 
+ namespace ExampleBackedEnum;
++
++enum ExampleBackedEnum :   int
++{
++}
 diff --git a/tests/input/PropertyDeclaration.php b/tests/input/PropertyDeclaration.php
 index 0891e12..acdc445 100644
 --- a/tests/input/PropertyDeclaration.php