[Bug tree-optimization/106989] GCC fail to vectorize and clang succeed

[juzhe.zhong at rivai dot ai]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=106989

--- Comment #4 from JuzheZhong <juzhe.zhong at rivai dot ai> ---
(In reply to Andrew Pinski from comment #3)
> The DSE happens but only at the RTL level ....

Is it a good idea to do data-ref in DSE and remove the first redundant store?