minor #26103 [PropertyInfo] backport regression test from 3.4 (xabbuh)

This PR was merged into the 2.8 branch.

Discussion
----------

[PropertyInfo] backport regression test from 3.4

| Q             | A
| ------------- | ---
| Branch?       | 2.8
| Bug fix?      | no
| New feature?  | no
| BC breaks?    | no
| Deprecations? | no
| Tests pass?   | yes
| Fixed tickets |
| License       | MIT
| Doc PR        |

Commits
-------

a9ab167 backport regression test from 3.4

src/Symfony/Component/PropertyInfo/Tests/Extractors/PhpDocExtractorTest.php

@@ -74,4 +74,21 @@ class PhpDocExtractorTest extends TestCase
             array('staticSetter', null, null, null),
         );
     }
+
+    public function testParamTagTypeIsOmitted()
+    {
+        $this->assertNull($this->extractor->getTypes('Symfony\Component\PropertyInfo\Tests\PhpDocExtractors\OmittedParamTagTypeDocBlock', 'omittedType'));
+    }
+}
+
+class OmittedParamTagTypeDocBlock
+{
+    /**
+     * The type is omitted here to ensure that the extractor doesn't choke on missing types.
+     *
+     * @param $omittedTagType
+     */
+    public function setOmittedType(array $omittedTagType)
+    {
+    }
 }