Hello,

I created a PR for the build issue.
Will have a go at the CI stuff.

Regards.

On Thu, Jul 16, 2020 at 5:48 PM Xiang Xiao <xiaoxiang781...@gmail.com>
wrote:

>
>
> > -----Original Message-----
> > From: Pavel Ionut <pavel.ionut.catalin...@gmail.com>
> > Sent: Wednesday, July 15, 2020 6:48 PM
> > To: dev@nuttx.apache.org
> > Subject: [nuttx][avr] Issues while building avr (atmega) board example.
> >
> > Hello,
> >
> > Basically I'm trying to build the moteino-mega board example and I found
> some issues.
> > I have prepared a fix for all of these issues, but first of all I want
> your opinion on one of the issues.
> >
>
> It will be great if you can take some time to enable the build check for
> AVR, so we can avoid the build break in the feature. Only three files need
> to change:
>
> https://github.com/apache/incubator-nuttx-testing/blob/master/testlist/all.dat
> https://github.com/apache/incubator-nuttx-testing/blob/master/cibuild.sh
>
> https://github.com/apache/incubator-nuttx-testing/blob/master/docker/linux/Dockerfile
>
> > Seems like the linux avr-gcc does not include double_t as a type inside
> the compiler provided <math.h>, and double_t is used inside
> > the libs and the build fails.
> >
> Yes, the change Is made in the recent commit:
> commit d17b963bcab98e2d2f641623547837a8d3fe94cd
> Author: Xiang Xiao <xiaoxi...@xiaomi.com>
> Date:   Sun Jun 28 14:04:30 2020 +0800
>
>     libc: Move double_t typedef from sys/types.h to math.h
>
>     specified here:
>     https://pubs.opengroup.org/onlinepubs/9699919799/basedefs/math.h.html
>
>     Signed-off-by: Xiang Xiao <xiaoxi...@xiaomi.com>
>     Change-Id: I3497a73908301d999cf1cfc4a66552a7ca4868c6
> Before this commit, double_t is defined in include/sys/types.h, but we
> found that this definition may different from the toolchain's one, so this
> patch move the definition into include/nuttx/lib/math.h. Both case work
> correctly(no mismatch) until your case:
> 1.double_t come from include/nuttx/lib/math.h when we enable NuttX's libm
> 2.double_t come from toolchain's math.h when we enable toolchain's libm
>
> > One possible fix (currently using) is to typedef it inside compiler.h
> (for the AVR compiler), however, I don't know if this would be
> > correct since I see no other typedefs inside that file.
> >
>
> Another place is arch/avr/include/types.h, all arch specific types
> definition come from here.
>
> > Regards
>
>

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