Terry Lambert wrote:
> What exactly does this do, besides implying "-fno-builtin"?
> The documentation says "and implies main has no special requirements"...
> Neither the kernel nor modules have a "main", so the only thing that's
> relevent here is the "-fno-builtin", right?

IIRC, -ffreestanding prevented GCC3 from being stupid optimizations like
changing occurences of printf("constant string\n") to puts("constant
string"), which failed for kernel builds since we don't have puts() in
the kernel...


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