SimpleXMLElement childrent method returns self instead of static

[marcelthole]

Bug report

With the upgrade from 0.12.98 => 0.12.99 the SimpleXMLElement children returns self instead of static

Code snippet that reproduces the problem

https://phpstan.org/r/8b1dcfe2-b5bb-419e-9cf3-38b13748cc85

Expected output

The return type of SimpleXMLElement->children() should be the static class. In this case MySimpleXML

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[marcelthole]

maybe duplicate with #5673

[phpstan-bot]

@marcelthole After the latest commit in dev-master, PHPStan now reports different result with your code snippet:

@@ @@
-19: Dumped type: SimpleXMLElement
+19: Dumped type: MySimpleXML

Full report

Line	Error
19	Dumped type: MySimpleXML

[ondrejmirtes]

Fixed: phpstan/phpstan-src@4653d15

[github-actions]

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