[Bug tree-optimization/71414] 2x slower than clang summing small float array, GCC should consider larger vectorization factor for "unrolling" reductions

[drraph at gmail dot com via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=71414

Raphael C <drraph at gmail dot com> changed:

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                 CC|                            |drraph at gmail dot com

--- Comment #12 from Raphael C <drraph at gmail dot com> ---
This problem has been recently discussed at:

https://stackoverflow.com/questions/76407241/why-is-cython-so-much-slower-than-numba-for-this-simple-loop