YunQiang Su <wzssyqa@xxxxxxxxx> 于2023年7月29日周六 00:47写道：
>
> Xi Ruoyao <xry111@xxxxxxxxxxx> 于2023年7月28日周五 20:17写道：
> >
> > On Fri, 2023-07-28 at 19:13 +0800, YunQiang Su via Gcc-help wrote:
> > > If I have a rootfs, which contains all necessary lib/headers in
> > > standard paths.
> > > For example it is an arm rootfs, it has
> > > <sysroot>/usr/lib/ contains all libs
> > > <sysroot>/usr/include contains all headers
> > >
> > > How can I build a cross gcc for it?
> > > I tried lots of build time options, such as
> > > --with-sysroot
> > > --with-build-sysroot
> > > But none of them work perfectly.
> >
>
> Ohh, It is the bug (or maybe feature) of MIPS code of gcc.
> Sorry for the noise.
>
> > Please be more specific, i. e. how did you configure GCC? And what is
> > the difference between your expectation and the actual behavior?
> >
In fact, I was working on to build a cross toolchain (GCC/BInutils) for OpenBSD.
Whoever has interesting can see the result here:
https://github.com/wzssyqa/openbsd-gcc-cross/tree/main
> > --
> > Xi Ruoyao <xry111@xxxxxxxxxxx>
> > School of Aerospace Science and Technology, Xidian University
>
>
>
> --
> YunQiang Su
--
YunQiang Su
