Fix test for gcc-5.3.0
Created by: masterleinad
It seems like gcc
prior to version 6.1.0 requires explicit constructiors here, see https://godbolt.org/z/JqEKVT.
Created by: masterleinad
It seems like gcc
prior to version 6.1.0 requires explicit constructiors here, see https://godbolt.org/z/JqEKVT.