Dear "Menon, Nishanth", In message <[email protected]> you wrote: > On Mon, Oct 25, 2010 at 16:13, Menon, Nishanth <[email protected]> wrote: > > DECLARE_GLOBAL_DATA_PTR is currently defined within the scope > > of function while it is a global pointer. Change the scope of > > definition to replicate it's global scope. This seems to help > > gcc 4.5 optimizations as well. > > > > Signed-off-by: Nishanth Menon <[email protected]> > > gentle ping - I dont see comments on this, is it ok to pull this in?
This is OK. The use of DECLARE_GLOBAL_DATA_PTR at function scope (instead file scope) is known to cause incorrect code in some compiler / architecture versions. We consider it a bug. Best regards, Wolfgang Denk -- DENX Software Engineering GmbH, MD: Wolfgang Denk & Detlev Zundel HRB 165235 Munich, Office: Kirchenstr.5, D-82194 Groebenzell, Germany Phone: (+49)-8142-66989-10 Fax: (+49)-8142-66989-80 Email: [email protected] If you want strict real-time behavior, run in the real time schedu- ling class. But there are no seatbelts or airbags; main(){for(;;);} can hard hang your system. -- Bart Smaalders _______________________________________________ U-Boot mailing list [email protected] http://lists.denx.de/mailman/listinfo/u-boot
