diff --git a/src/Symfony/Component/Routing/Matcher/Dumper/PhpMatcherDumper.php b/src/Symfony/Component/Routing/Matcher/Dumper/PhpMatcherDumper.php
index 4cb1c7429b..c33b7d06c5 100644
--- a/src/Symfony/Component/Routing/Matcher/Dumper/PhpMatcherDumper.php
+++ b/src/Symfony/Component/Routing/Matcher/Dumper/PhpMatcherDumper.php
@@ -550,9 +550,15 @@ EOF;
     private function compileSwitchDefault(bool $hasVars, bool $matchHost): string
     {
         $code = sprintf("
-            if ('/' !== \$pathinfo && \$hasTrailingSlash !== ('/' === \$pathinfo[-1])) {
-                %s;
+            if ('/' !== \$pathinfo) {
+                if (!\$hasTrailingSlash && '/' === \$pathinfo[-1]%s) {
+                    %s;
+                }
+                if (\$hasTrailingSlash && '/' !== \$pathinfo[-1]) {
+                    %2\$s;
+                }
             }\n",
+            $hasVars ? ' && preg_match($regex, substr($pathinfo, 0, -1), $n) && $m === (int) $n[\'MARK\']' : '',
             $this->supportsRedirections ? 'return null' : 'break'
         );
 
diff --git a/src/Symfony/Component/Routing/Matcher/UrlMatcher.php b/src/Symfony/Component/Routing/Matcher/UrlMatcher.php
index f2b353dfeb..13b231bf96 100644
--- a/src/Symfony/Component/Routing/Matcher/UrlMatcher.php
+++ b/src/Symfony/Component/Routing/Matcher/UrlMatcher.php
@@ -160,8 +160,13 @@ class UrlMatcher implements UrlMatcherInterface, RequestMatcherInterface
                 continue;
             }
 
-            if ($supportsTrailingSlash && $hasTrailingSlash !== ('/' === $pathinfo[-1])) {
-                return;
+            if ($supportsTrailingSlash) {
+                if (!$hasTrailingSlash && '/' === $pathinfo[-1] && preg_match($regex, substr($pathinfo, 0, -1))) {
+                    return;
+                }
+                if ($hasTrailingSlash && '/' !== $pathinfo[-1]) {
+                    return;
+                }
             }
 
             $hostMatches = array();
diff --git a/src/Symfony/Component/Routing/Tests/Fixtures/dumper/url_matcher1.php b/src/Symfony/Component/Routing/Tests/Fixtures/dumper/url_matcher1.php
index 531d1ecaba..472b96a35c 100644
--- a/src/Symfony/Component/Routing/Tests/Fixtures/dumper/url_matcher1.php
+++ b/src/Symfony/Component/Routing/Tests/Fixtures/dumper/url_matcher1.php
@@ -54,8 +54,13 @@ class ProjectUrlMatcher extends Symfony\Component\Routing\Matcher\UrlMatcher
                 }
                 list($ret, $requiredHost, $requiredMethods, $requiredSchemes, $hasTrailingSlash) = $routes[$trimmedPathinfo];
 
-                if ('/' !== $pathinfo && $hasTrailingSlash !== ('/' === $pathinfo[-1])) {
-                    break;
+                if ('/' !== $pathinfo) {
+                    if (!$hasTrailingSlash && '/' === $pathinfo[-1]) {
+                        break;
+                    }
+                    if ($hasTrailingSlash && '/' !== $pathinfo[-1]) {
+                        break;
+                    }
                 }
 
                 if ($requiredHost) {
@@ -232,8 +237,13 @@ class ProjectUrlMatcher extends Symfony\Component\Routing\Matcher\UrlMatcher
 
                         list($ret, $vars, $requiredMethods, $requiredSchemes, $hasTrailingSlash) = $routes[$m];
 
-                        if ('/' !== $pathinfo && $hasTrailingSlash !== ('/' === $pathinfo[-1])) {
-                            break;
+                        if ('/' !== $pathinfo) {
+                            if (!$hasTrailingSlash && '/' === $pathinfo[-1] && preg_match($regex, substr($pathinfo, 0, -1), $n) && $m === (int) $n['MARK']) {
+                                break;
+                            }
+                            if ($hasTrailingSlash && '/' !== $pathinfo[-1]) {
+                                break;
+                            }
                         }
 
                         foreach ($vars as $i => $v) {
diff --git a/src/Symfony/Component/Routing/Tests/Fixtures/dumper/url_matcher10.php b/src/Symfony/Component/Routing/Tests/Fixtures/dumper/url_matcher10.php
index eee7e080d8..956a8bad68 100644
--- a/src/Symfony/Component/Routing/Tests/Fixtures/dumper/url_matcher10.php
+++ b/src/Symfony/Component/Routing/Tests/Fixtures/dumper/url_matcher10.php
@@ -2793,8 +2793,13 @@ class ProjectUrlMatcher extends Symfony\Component\Routing\Matcher\UrlMatcher
 
                         list($ret, $vars, $requiredMethods, $requiredSchemes, $hasTrailingSlash) = $routes[$m];
 
-                        if ('/' !== $pathinfo && $hasTrailingSlash !== ('/' === $pathinfo[-1])) {
-                            break;
+                        if ('/' !== $pathinfo) {
+                            if (!$hasTrailingSlash && '/' === $pathinfo[-1] && preg_match($regex, substr($pathinfo, 0, -1), $n) && $m === (int) $n['MARK']) {
+                                break;
+                            }
+                            if ($hasTrailingSlash && '/' !== $pathinfo[-1]) {
+                                break;
+                            }
                         }
 
                         foreach ($vars as $i => $v) {
diff --git a/src/Symfony/Component/Routing/Tests/Fixtures/dumper/url_matcher11.php b/src/Symfony/Component/Routing/Tests/Fixtures/dumper/url_matcher11.php
index 8f3f0599f2..3cc68ed993 100644
--- a/src/Symfony/Component/Routing/Tests/Fixtures/dumper/url_matcher11.php
+++ b/src/Symfony/Component/Routing/Tests/Fixtures/dumper/url_matcher11.php
@@ -118,8 +118,13 @@ class ProjectUrlMatcher extends Symfony\Component\Routing\Tests\Fixtures\Redirec
 
                         list($ret, $vars, $requiredMethods, $requiredSchemes, $hasTrailingSlash) = $routes[$m];
 
-                        if ('/' !== $pathinfo && $hasTrailingSlash !== ('/' === $pathinfo[-1])) {
-                            return null;
+                        if ('/' !== $pathinfo) {
+                            if (!$hasTrailingSlash && '/' === $pathinfo[-1] && preg_match($regex, substr($pathinfo, 0, -1), $n) && $m === (int) $n['MARK']) {
+                                return null;
+                            }
+                            if ($hasTrailingSlash && '/' !== $pathinfo[-1]) {
+                                return null;
+                            }
                         }
 
                         foreach ($vars as $i => $v) {
diff --git a/src/Symfony/Component/Routing/Tests/Fixtures/dumper/url_matcher12.php b/src/Symfony/Component/Routing/Tests/Fixtures/dumper/url_matcher12.php
index 406e13336a..8b446a2fc2 100644
--- a/src/Symfony/Component/Routing/Tests/Fixtures/dumper/url_matcher12.php
+++ b/src/Symfony/Component/Routing/Tests/Fixtures/dumper/url_matcher12.php
@@ -63,8 +63,13 @@ class ProjectUrlMatcher extends Symfony\Component\Routing\Matcher\UrlMatcher
 
                         list($ret, $vars, $requiredMethods, $requiredSchemes, $hasTrailingSlash) = $routes[$m];
 
-                        if ('/' !== $pathinfo && $hasTrailingSlash !== ('/' === $pathinfo[-1])) {
-                            break;
+                        if ('/' !== $pathinfo) {
+                            if (!$hasTrailingSlash && '/' === $pathinfo[-1] && preg_match($regex, substr($pathinfo, 0, -1), $n) && $m === (int) $n['MARK']) {
+                                break;
+                            }
+                            if ($hasTrailingSlash && '/' !== $pathinfo[-1]) {
+                                break;
+                            }
                         }
 
                         foreach ($vars as $i => $v) {
diff --git a/src/Symfony/Component/Routing/Tests/Fixtures/dumper/url_matcher2.php b/src/Symfony/Component/Routing/Tests/Fixtures/dumper/url_matcher2.php
index fc08f2b73e..c4bf167f30 100644
--- a/src/Symfony/Component/Routing/Tests/Fixtures/dumper/url_matcher2.php
+++ b/src/Symfony/Component/Routing/Tests/Fixtures/dumper/url_matcher2.php
@@ -91,8 +91,13 @@ class ProjectUrlMatcher extends Symfony\Component\Routing\Tests\Fixtures\Redirec
                 }
                 list($ret, $requiredHost, $requiredMethods, $requiredSchemes, $hasTrailingSlash) = $routes[$trimmedPathinfo];
 
-                if ('/' !== $pathinfo && $hasTrailingSlash !== ('/' === $pathinfo[-1])) {
-                    return null;
+                if ('/' !== $pathinfo) {
+                    if (!$hasTrailingSlash && '/' === $pathinfo[-1]) {
+                        return null;
+                    }
+                    if ($hasTrailingSlash && '/' !== $pathinfo[-1]) {
+                        return null;
+                    }
                 }
 
                 if ($requiredHost) {
@@ -269,8 +274,13 @@ class ProjectUrlMatcher extends Symfony\Component\Routing\Tests\Fixtures\Redirec
 
                         list($ret, $vars, $requiredMethods, $requiredSchemes, $hasTrailingSlash) = $routes[$m];
 
-                        if ('/' !== $pathinfo && $hasTrailingSlash !== ('/' === $pathinfo[-1])) {
-                            return null;
+                        if ('/' !== $pathinfo) {
+                            if (!$hasTrailingSlash && '/' === $pathinfo[-1] && preg_match($regex, substr($pathinfo, 0, -1), $n) && $m === (int) $n['MARK']) {
+                                return null;
+                            }
+                            if ($hasTrailingSlash && '/' !== $pathinfo[-1]) {
+                                return null;
+                            }
                         }
 
                         foreach ($vars as $i => $v) {
diff --git a/src/Symfony/Component/Routing/Tests/Fixtures/dumper/url_matcher3.php b/src/Symfony/Component/Routing/Tests/Fixtures/dumper/url_matcher3.php
index 291be14757..16ea1ad4e5 100644
--- a/src/Symfony/Component/Routing/Tests/Fixtures/dumper/url_matcher3.php
+++ b/src/Symfony/Component/Routing/Tests/Fixtures/dumper/url_matcher3.php
@@ -46,8 +46,13 @@ class ProjectUrlMatcher extends Symfony\Component\Routing\Matcher\UrlMatcher
                 }
                 list($ret, $requiredHost, $requiredMethods, $requiredSchemes, $hasTrailingSlash) = $routes[$trimmedPathinfo];
 
-                if ('/' !== $pathinfo && $hasTrailingSlash !== ('/' === $pathinfo[-1])) {
-                    break;
+                if ('/' !== $pathinfo) {
+                    if (!$hasTrailingSlash && '/' === $pathinfo[-1]) {
+                        break;
+                    }
+                    if ($hasTrailingSlash && '/' !== $pathinfo[-1]) {
+                        break;
+                    }
                 }
 
                 $hasRequiredScheme = !$requiredSchemes || isset($requiredSchemes[$context->getScheme()]);
@@ -82,8 +87,13 @@ class ProjectUrlMatcher extends Symfony\Component\Routing\Matcher\UrlMatcher
 
                         list($ret, $vars, $requiredMethods, $requiredSchemes, $hasTrailingSlash) = $routes[$m];
 
-                        if ('/' !== $pathinfo && $hasTrailingSlash !== ('/' === $pathinfo[-1])) {
-                            break;
+                        if ('/' !== $pathinfo) {
+                            if (!$hasTrailingSlash && '/' === $pathinfo[-1] && preg_match($regex, substr($pathinfo, 0, -1), $n) && $m === (int) $n['MARK']) {
+                                break;
+                            }
+                            if ($hasTrailingSlash && '/' !== $pathinfo[-1]) {
+                                break;
+                            }
                         }
 
                         foreach ($vars as $i => $v) {
diff --git a/src/Symfony/Component/Routing/Tests/Fixtures/dumper/url_matcher4.php b/src/Symfony/Component/Routing/Tests/Fixtures/dumper/url_matcher4.php
index 6bec91e309..5e370d8345 100644
--- a/src/Symfony/Component/Routing/Tests/Fixtures/dumper/url_matcher4.php
+++ b/src/Symfony/Component/Routing/Tests/Fixtures/dumper/url_matcher4.php
@@ -66,8 +66,13 @@ class ProjectUrlMatcher extends Symfony\Component\Routing\Matcher\UrlMatcher
                 }
                 list($ret, $requiredHost, $requiredMethods, $requiredSchemes, $hasTrailingSlash) = $routes[$trimmedPathinfo];
 
-                if ('/' !== $pathinfo && $hasTrailingSlash !== ('/' === $pathinfo[-1])) {
-                    break;
+                if ('/' !== $pathinfo) {
+                    if (!$hasTrailingSlash && '/' === $pathinfo[-1]) {
+                        break;
+                    }
+                    if ($hasTrailingSlash && '/' !== $pathinfo[-1]) {
+                        break;
+                    }
                 }
 
                 $hasRequiredScheme = !$requiredSchemes || isset($requiredSchemes[$context->getScheme()]);
diff --git a/src/Symfony/Component/Routing/Tests/Fixtures/dumper/url_matcher5.php b/src/Symfony/Component/Routing/Tests/Fixtures/dumper/url_matcher5.php
index dee606f0a9..6c01afb098 100644
--- a/src/Symfony/Component/Routing/Tests/Fixtures/dumper/url_matcher5.php
+++ b/src/Symfony/Component/Routing/Tests/Fixtures/dumper/url_matcher5.php
@@ -83,8 +83,13 @@ class ProjectUrlMatcher extends Symfony\Component\Routing\Tests\Fixtures\Redirec
                 }
                 list($ret, $requiredHost, $requiredMethods, $requiredSchemes, $hasTrailingSlash) = $routes[$trimmedPathinfo];
 
-                if ('/' !== $pathinfo && $hasTrailingSlash !== ('/' === $pathinfo[-1])) {
-                    return null;
+                if ('/' !== $pathinfo) {
+                    if (!$hasTrailingSlash && '/' === $pathinfo[-1]) {
+                        return null;
+                    }
+                    if ($hasTrailingSlash && '/' !== $pathinfo[-1]) {
+                        return null;
+                    }
                 }
 
                 $hasRequiredScheme = !$requiredSchemes || isset($requiredSchemes[$context->getScheme()]);
@@ -121,8 +126,13 @@ class ProjectUrlMatcher extends Symfony\Component\Routing\Tests\Fixtures\Redirec
 
                         list($ret, $vars, $requiredMethods, $requiredSchemes, $hasTrailingSlash) = $routes[$m];
 
-                        if ('/' !== $pathinfo && $hasTrailingSlash !== ('/' === $pathinfo[-1])) {
-                            return null;
+                        if ('/' !== $pathinfo) {
+                            if (!$hasTrailingSlash && '/' === $pathinfo[-1] && preg_match($regex, substr($pathinfo, 0, -1), $n) && $m === (int) $n['MARK']) {
+                                return null;
+                            }
+                            if ($hasTrailingSlash && '/' !== $pathinfo[-1]) {
+                                return null;
+                            }
                         }
 
                         foreach ($vars as $i => $v) {
diff --git a/src/Symfony/Component/Routing/Tests/Fixtures/dumper/url_matcher6.php b/src/Symfony/Component/Routing/Tests/Fixtures/dumper/url_matcher6.php
index 839481ba2d..746082cbbe 100644
--- a/src/Symfony/Component/Routing/Tests/Fixtures/dumper/url_matcher6.php
+++ b/src/Symfony/Component/Routing/Tests/Fixtures/dumper/url_matcher6.php
@@ -44,8 +44,13 @@ class ProjectUrlMatcher extends Symfony\Component\Routing\Matcher\UrlMatcher
                 }
                 list($ret, $requiredHost, $requiredMethods, $requiredSchemes, $hasTrailingSlash) = $routes[$trimmedPathinfo];
 
-                if ('/' !== $pathinfo && $hasTrailingSlash !== ('/' === $pathinfo[-1])) {
-                    break;
+                if ('/' !== $pathinfo) {
+                    if (!$hasTrailingSlash && '/' === $pathinfo[-1]) {
+                        break;
+                    }
+                    if ($hasTrailingSlash && '/' !== $pathinfo[-1]) {
+                        break;
+                    }
                 }
 
                 $hasRequiredScheme = !$requiredSchemes || isset($requiredSchemes[$context->getScheme()]);
@@ -98,8 +103,13 @@ class ProjectUrlMatcher extends Symfony\Component\Routing\Matcher\UrlMatcher
 
                         list($ret, $vars, $requiredMethods, $requiredSchemes, $hasTrailingSlash) = $routes[$m];
 
-                        if ('/' !== $pathinfo && $hasTrailingSlash !== ('/' === $pathinfo[-1])) {
-                            break;
+                        if ('/' !== $pathinfo) {
+                            if (!$hasTrailingSlash && '/' === $pathinfo[-1] && preg_match($regex, substr($pathinfo, 0, -1), $n) && $m === (int) $n['MARK']) {
+                                break;
+                            }
+                            if ($hasTrailingSlash && '/' !== $pathinfo[-1]) {
+                                break;
+                            }
                         }
 
                         foreach ($vars as $i => $v) {
diff --git a/src/Symfony/Component/Routing/Tests/Fixtures/dumper/url_matcher7.php b/src/Symfony/Component/Routing/Tests/Fixtures/dumper/url_matcher7.php
index 07c8af6669..68547bf391 100644
--- a/src/Symfony/Component/Routing/Tests/Fixtures/dumper/url_matcher7.php
+++ b/src/Symfony/Component/Routing/Tests/Fixtures/dumper/url_matcher7.php
@@ -79,8 +79,13 @@ class ProjectUrlMatcher extends Symfony\Component\Routing\Tests\Fixtures\Redirec
                 }
                 list($ret, $requiredHost, $requiredMethods, $requiredSchemes, $hasTrailingSlash) = $routes[$trimmedPathinfo];
 
-                if ('/' !== $pathinfo && $hasTrailingSlash !== ('/' === $pathinfo[-1])) {
-                    return null;
+                if ('/' !== $pathinfo) {
+                    if (!$hasTrailingSlash && '/' === $pathinfo[-1]) {
+                        return null;
+                    }
+                    if ($hasTrailingSlash && '/' !== $pathinfo[-1]) {
+                        return null;
+                    }
                 }
 
                 $hasRequiredScheme = !$requiredSchemes || isset($requiredSchemes[$context->getScheme()]);
@@ -133,8 +138,13 @@ class ProjectUrlMatcher extends Symfony\Component\Routing\Tests\Fixtures\Redirec
 
                         list($ret, $vars, $requiredMethods, $requiredSchemes, $hasTrailingSlash) = $routes[$m];
 
-                        if ('/' !== $pathinfo && $hasTrailingSlash !== ('/' === $pathinfo[-1])) {
-                            return null;
+                        if ('/' !== $pathinfo) {
+                            if (!$hasTrailingSlash && '/' === $pathinfo[-1] && preg_match($regex, substr($pathinfo, 0, -1), $n) && $m === (int) $n['MARK']) {
+                                return null;
+                            }
+                            if ($hasTrailingSlash && '/' !== $pathinfo[-1]) {
+                                return null;
+                            }
                         }
 
                         foreach ($vars as $i => $v) {
diff --git a/src/Symfony/Component/Routing/Tests/Fixtures/dumper/url_matcher8.php b/src/Symfony/Component/Routing/Tests/Fixtures/dumper/url_matcher8.php
index ec5127e7b3..e8e71e427b 100644
--- a/src/Symfony/Component/Routing/Tests/Fixtures/dumper/url_matcher8.php
+++ b/src/Symfony/Component/Routing/Tests/Fixtures/dumper/url_matcher8.php
@@ -51,8 +51,13 @@ class ProjectUrlMatcher extends Symfony\Component\Routing\Matcher\UrlMatcher
 
                         list($ret, $vars, $requiredMethods, $requiredSchemes, $hasTrailingSlash) = $routes[$m];
 
-                        if ('/' !== $pathinfo && $hasTrailingSlash !== ('/' === $pathinfo[-1])) {
-                            break;
+                        if ('/' !== $pathinfo) {
+                            if (!$hasTrailingSlash && '/' === $pathinfo[-1] && preg_match($regex, substr($pathinfo, 0, -1), $n) && $m === (int) $n['MARK']) {
+                                break;
+                            }
+                            if ($hasTrailingSlash && '/' !== $pathinfo[-1]) {
+                                break;
+                            }
                         }
 
                         foreach ($vars as $i => $v) {
diff --git a/src/Symfony/Component/Routing/Tests/Matcher/UrlMatcherTest.php b/src/Symfony/Component/Routing/Tests/Matcher/UrlMatcherTest.php
index c1add96271..1816ba197d 100644
--- a/src/Symfony/Component/Routing/Tests/Matcher/UrlMatcherTest.php
+++ b/src/Symfony/Component/Routing/Tests/Matcher/UrlMatcherTest.php
@@ -680,6 +680,15 @@ class UrlMatcherTest extends TestCase
         $this->assertEquals('b', $matcher->match('/bar/abc.123')['_route']);
     }
 
+    public function testSlashVariant()
+    {
+        $coll = new RouteCollection();
+        $coll->add('a', new Route('/foo/{bar}', array(), array('bar' => '.*')));
+
+        $matcher = $this->getUrlMatcher($coll);
+        $this->assertEquals('a', $matcher->match('/foo/')['_route']);
+    }
+
     protected function getUrlMatcher(RouteCollection $routes, RequestContext $context = null)
     {
         return new UrlMatcher($routes, $context ?: new RequestContext());