https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104711
Andrew Pinski <pinskia at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- Keywords| |documentation --- Comment #1 from Andrew Pinski <pinskia at gcc dot gnu.org> --- However, -fsanitize=shift (and -fsanitize=undefined) will diagnose such cases. They are also diagnosed where constant expressions are required. So they are still caught by the undefined sanitizers. Maybe the documentation should mention the warning too.