On Mon, 6 Sep 2021, liuhongt via Gcc-patches wrote:
> Hi:
> As discussed in [1], most of (currently unopposed) targets want
> auto-vectorization at O2, and IMHO now would be a good time to enable O2
> vectorization for GCC trunk, so it would leave enough time to expose
> related issues and fix them.
>
> Bootstrapped and regtested on x86_64-linux-gnu{-m32,}
> Ok for trunk?This needs updates to the documentation of -O2 and -ftree-vectorize in invoke.texi. -- Joseph S. Myers [email protected]
