Mail Archives: djgpp/1998/01/27/07:33:21
Sampo Niskanen <sampo AT lizard DOT compart DOT fi> wrote:
> Why do so many programs which come in sources on default use the option
> -O2 in their makefiles? Shouldn't -O3 optimize even more?
In addition to all the reasons that Andrew pointed I'll add:
1) -O3 generates huge exes, that's bad for normal distributions.
2) -O3 normally generates slower code for processors inferior that Pentium.
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