[PATCH][4.3] Deprecate -ftrapv

[Mark Mitchell]

Richard Guenther wrote:
> This is a request to depcrecate -ftrapv which has numerous problems
> making it not work as expected since a long time.  As nobody seems
> to have the energy to ensure it is working I propose to deprecate it
> for GCC 4.3 to make it possible to remove it during 4.4 (and not
> block removing libcall notes by it).

Why doesn't it work?  Can it be made to work relatively easily?  Do we 
need functionality like this for Ada or Java?

Thanks,

-- 
Mark Mitchell
CodeSourcery
mark@codesourcery.com
(650) 331-3385 x713