[Bug tree-optimization/95867] Failure to optimize successive multiplications of ___uint128_t

[gabravier at gmail dot com]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95867

--- Comment #1 from Gabriel Ravier <gabravier at gmail dot com> ---
PS : Of course this can be optimized in the general case, I was only giving an
example here, I wouldn't want only the pattern of 653 successive
multiplications to be optimized