diff --git a/core/includes/errors.inc b/core/includes/errors.inc
index 2e13cc5..05542a3 100644
--- a/core/includes/errors.inc
+++ b/core/includes/errors.inc
@@ -121,8 +121,8 @@ function error_displayable($error = NULL) {
  *   backtrace, which is a standard PHP backtrace.
  * @param bool $fatal
  *   An error is fatal in case:
- *     - An exception is thrown and not caught by something else.
- *     - A recoverable fatal error, which is a fatal error.
+ *   - An exception is thrown and not caught by something else.
+ *   - A recoverable fatal error, which is a fatal error.
  */
 function _drupal_log_error($error, $fatal = FALSE) {
   $is_installer = drupal_installation_attempted();
diff --git a/core/modules/simpletest/src/TestBase.php b/core/modules/simpletest/src/TestBase.php
index 52d0be1..60ad260 100644
--- a/core/modules/simpletest/src/TestBase.php
+++ b/core/modules/simpletest/src/TestBase.php
@@ -849,7 +849,7 @@ protected function assertErrorLogged($error_message) {
     }
 
     $content = file_get_contents($error_log_filename);
-    $rows = explode("\n", $content);
+    $rows = explode(PHP_EOL, $content);
 
     // We iterate over the rows in order to be able to remove the logged error
     // afterwards.