[Bug sanitizer/82792] Fallthrough attribute ignored after label, and before with address sanitizer

[marxin at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82792

--- Comment #14 from Martin Liška <marxin at gcc dot gnu.org> ---
Patch candidate:
https://gcc.gnu.org/ml/gcc-patches/2017-11/msg00545.html