[Bug testsuite/116148] c-c++-common/fam-in-union-alone-in-struct-2.c fails on big-endian (finally tested starting with r15-2403-g136f364e26d9ad)

[danglin at gcc dot gnu.org via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=116148

--- Comment #12 from John David Anglin <danglin at gcc dot gnu.org> ---
Adding -funsigned-char fixes test.  Posted change also fixes test.