…lash (Xavier Leune)This PR was merged into the 3.4 branch.Discussion----------[Router] Fix TraceableUrlMatcher behaviour with trailing slash| Q             | A| ------------- | ---| Branch?       | 3.4| Bug fix?      | yes| New feature?  | no <!-- please update src/**/CHANGELOG.md files -->| BC breaks?    | no     <!-- seehttps://symfony.com/bc -->| Deprecations? | no <!-- please update UPGRADE-*.md and src/**/CHANGELOG.md files -->| Tests pass?   | yes    <!-- please add some, will be required by reviewers -->| Fixed tickets |#32149| License       | MIT| Doc PR        | ¤<!--Replace this notice by a short README for your feature/bugfix. This will help peopleunderstand your PR and can be used as a start for the documentation.Additionally (seehttps://symfony.com/roadmap): - Bug fixes must be submitted against the lowest maintained branch where they apply   (lowest branches are regularly merged to upper ones so they get the fixes too). - Features and deprecations must be submitted against branch 4.4. - Legacy code removals go to the master branch.-->This pull requests fixes the bug#32149. This issue was about TraceableUrlMatcher having a wrong behaviour regarding trailing slashes (according to UrlMatcher and documentation).With this pull requests, the test class TraceableUrlMatcherTest now extends UrlMatcherTest, to prevent such behaviour digression.Thanks@nicolas-grekas for his feedback on the issue#32149Commits-------fd1cb44 [Router] Fix TraceableUrlMatcher behaviour with trailing slash