On Fri, Nov 18, 2022 at 03:19:07PM +0000, Qing Zhao wrote: > Hi, Richard, > > Honestly, it’s very hard for me to decide what’s the best way to handle the > interaction > between -fstrict-flex-array=M and -Warray-bounds=N. > > Ideally, -fstrict-flex-array=M should completely control the behavior of > -Warray-bounds. > If possible, I prefer this solution. > > However, -Warray-bounds is included in -Wall, and has been used extensively > for a long time. > It’s not safe to change its default behavior.
I prefer that -fstrict-flex-arrays controls -Warray-bounds. That it is in -Wall is _good_ for this reason. :) No one is going to add -fstrict-flex-arrays (at any level) without understanding what it does and wanting those effects on -Warray-bounds. -- Kees Cook
