--- htdocs/gcc-12/changes.html | 9 +++++++++ 1 file changed, 9 insertions(+)
diff --git a/htdocs/gcc-12/changes.html b/htdocs/gcc-12/changes.html index 22839f2d..6e898db7 100644 --- a/htdocs/gcc-12/changes.html +++ b/htdocs/gcc-12/changes.html @@ -68,6 +68,15 @@ a work-in-progress.</p> <!-- .................................................................. --> <h2 id="general">General Improvements</h2> +<ul> + <li>The vectorization is enabled in <code>-O2</code>, now <code>-O2</code> is + equivalent to the original <code>-O2 -ftree-vectorize + -fvect-cost-model=very-cheap</code>. Note that default vect cost model has + been changed which may have a subtle effect, for example for the case with + <code>-O2 -fopenmp #pragma omp parallel for simd</code>. + </li> +</ul> + <!-- .................................................................. --> <h2 id="languages">New Languages and Language specific improvements</h2> -- 2.18.1
