[Bug tree-optimization/115629] Inefficient if-convert of masked conditionals

[rguenth at gcc dot gnu.org via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=115629

--- Comment #3 from Richard Biener <rguenth at gcc dot gnu.org> ---
So we now tail-merge the two b[i] loading blocks.  Can you check SVE code-gen
with this?  If that fixes the PR consider adding a SVE testcase.