Re: [PATCH] Built kernel without -O2 option

From: Segher Boessenkool
Date: Mon Nov 29 2010 - 06:13:00 EST


> In essence -O2 just tells gcc to activate a list of optimizations
> gcc -Q -O2 --help=optimizers
> tells you what.

Not quite; see http://gcc.gnu.org/wiki/FAQ#optimization-options .


Segher

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