[OSy] kalisto 0.8.8 vs -fno-optimize-sibling-calls

Petr Tuma petr.tuma at d3s.mff.cuni.cz
Wed Feb 23 08:10:07 CET 2011


Dobry den,

detaily viz 
https://d3s.mff.cuni.cz/pipermail/osy/2007-October/000857.html ...

Petr Tuma


On 02/23/2011 12:57 AM, Adam Hraska wrote:
> Dobry den,
>
> chcel by som sa opytat, preco sa v Makefile kalista
> 0.8.8 uvadza flag "-fno-optimize-sibling-calls".
>
> Makefile zdovodnuje pritomnost flagu vetou "special
> caution must be done to make it work with variadic
> functions". Zbezne googlenie vsak nenaznacilo, ze
> by gcc vdaka flag-u nespravne prekladalo variadicke
> funkcie. Optimalizacia je navyse sucastou "-O2". Ak
> sa nemylim, gcc prestava dodrzovat standardy az
> od "-Ofast" [1].
>
> Dakujem.
>
> S pozdravom
>
> Adam Hraska
>
> [1] http://gcc.gnu.org/onlinedocs/gcc/Optimize-Options.html
>
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