Incorrect work with constants containing arrays.

[i582]

Code Example

<?php

class Foo {
    const A = [];
    const B = [];

    const C = self::A + self::B;
}

function f() {
    Foo::C[0]; // Foo::C is a float type
}

Actual Behavior

Foo::C is a float type.

Expected Behavior

Foo::C is an array type.