[Bug sanitizer/98609] sanitizer diagnoses VLAs with length zero although zero-length arrays are a GNU extension

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98609

--- Comment #2 from Jakub Jelinek <jakub at gcc dot gnu.org> ---
The sanitizers generally diagnose what the C or C++ language spec say, not what
the various extensions allow, it is the same also for shifts etc.
So I think it is correct that this is diagnosed by default.