[uClibc] Re: kernel-2.4.27 build w/ gcc-3.4[.x] and optimisation (-Os)

Peter S. Mazinger ps.m at gmx.net
Fri Sep 3 11:36:05 UTC 2004


On Fri, 3 Sep 2004, Peter S. Mazinger wrote:

> Hello!
> 
> buildroot adds the optimisation kernel patch (debian too). If the kernel 
> is built w/ gcc-3.4[.1] and -Os (size optimisation = on), memcmp is 
> "killed" in some of the modules (undefined)
> Tested on 2.4.27-pre2-bk2 (pre2 adds many gcc build related patches), x86.
> Does anybody know the reason (I know I shouldn't use this gcc), but this 
> could cause also problems for other builds, if -Os is used.

Forgotten to say: arm uses -Os independently of the named patch.

Peter

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Peter S. Mazinger <ps dot m at gmx dot net>           ID: 0xA5F059F2
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