===description===
possiblyInvalidArgumentWithMixed
===file===
<?php declare(strict_types=1);
                    /**
                     * @psalm-suppress MissingParamType
                     * @psalm-suppress MixedArgument
                     */
                    function foo($a) : void {
                        if (rand(0, 1)) {
                            $a = 0;
                        }

                        echo strlen($a);
                    }
===expect===
PossiblyInvalidArgument
===ignore===
TODO
