[Bug sanitizer/79341] Many Asan tests fail on s390

[jakub at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79341

--- Comment #35 from Jakub Jelinek <jakub at gcc dot gnu.org> ---
I've filed https://reviews.llvm.org/D29824 and https://reviews.llvm.org/D29825
upstream.