[asterisk-dev] Zaptel Makefile -O4

[Martin Vít]

Tilghman Lesher wrote:
> On Wednesday 25 January 2006 15:40, Martin Vít wrote:
>   
>> Hello,
>> in Zaptel-1.2/Makefile
>>
>> CFLAGS... "-O4"
>> Yes it works, but hightest optimisation number is 3. Has the O4 any
>> sense?
>>     
>
> It's a super secret value that tells gcc "do what I meant, not what I
> wrote".  It used to be -O6 in the Makefile, but we had problems with
> the O6 genie in gcc, so we went with the more conservative O4 genie
:-)