[Bug testsuite/90806] Warray-bounds-2.c fail on cross-aarch64 on RH6 host

[clyon at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90806

--- Comment #6 from Christophe Lyon <clyon at gcc dot gnu.org> ---
I've manually rebuilt both toolchains, and recompiled the testcase.
The warnings are still different, the preprocessed files are identical, the
fdump-tree-wrestrict logs are identical too.