// Other platforms should be easy to add, and probably work as-is.
#if (defined(__linux__) || defined(__FreeBSD__) || defined(__APPLE__)) && \
(defined(__x86_64__) || defined(__i386__) || defined(__arm__) || \
- defined(__aarch64__) || defined(__mips__) || defined(__powerpc64__))
+ defined(__aarch64__) || defined(__mips__) || defined(__powerpc64__) || \
+ defined(__s390__))
# define CAN_SANITIZE_UB 1
#elif defined(_WIN32)
# define CAN_SANITIZE_UB 1