[Bug middle-end/102700] [Diagnostics] uninitialized warning missing after O2 vectorization.

[crazylht at gmail dot com]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=102700

--- Comment #1 from Hongtao.liu <crazylht at gmail dot com> ---
Maybe i should i -fno-tree-vectorize to this testcase.