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<?php class Model {} class SubModel extends Model {} interface Loggable { public function log(Model $e); } class QMSLogger implements Loggable { public function log(SubModel $e) { echo "Foo"; } } $foo = new QMSLogger(); $foo->log(new SubModel());
Output for git.master, git.master_jit, rfc.property-hooks
Fatal error: Declaration of QMSLogger::log(SubModel $e) must be compatible with Loggable::log(Model $e) in /in/7eMVu on line 12
Process exited with code 255.

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