https://gcc.gnu.org/bugzilla/show_bug.cgi?id=116148
--- Comment #9 from John David Anglin <danglin at gcc dot gnu.org> --- These two are reversed: Breakpoint 2 at 0x105a8: file /home/dave/gnu/gcc/gcc/gcc/testsuite/c-c++-common/fam-in-union-alone-in-struct-2.c, line 49. (gdb) p/x with_fam_3_v.a[0] $13 = 0x1f (gdb) p/x with_fam_3_v.a[7] $14 = 0x8f