[Bug tree-optimization/106064] Wrong code comparing two global zero-sized arrays

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=106064

--- Comment #6 from Richard Biener <rguenth at gcc dot gnu.org> ---
Note whether a != b is probably undefined (but zero size objects are a GNU
extension).