https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95784
--- Comment #3 from Gabriel Ravier <gabravier at gmail dot com> --- The most important problem here is really that all the computations for r8d are dependant on each other, too, the sal+sar+and chain all depend on the previous operation, the LLVM version seems much better for OOO than the GCC version.
