[PATCH v3 2/2] ci: Add a test for a non-LTO build

[Tom Rini]

On Sun, Aug 07, 2022 at 09:48:01AM -0600, Simon Glass wrote:
> Hi Tom,
> 
> On Wed, 3 Aug 2022 at 12:13, Simon Glass <sjg at chromium.org> wrote:
> >
> > Check that sandbox builds and runs tests OK with LTO disabled.
> >
> > Signed-off-by: Simon Glass <sjg at chromium.org>
> > ---
> >
> > (no changes since v1)
> >
> >  .azure-pipelines.yml | 4 ++++
> >  .gitlab-ci.yml       | 7 +++++++
> >  2 files changed, 11 insertions(+)
> >
> 
> Another little snippet - it seems that CI performance for the world
> builds has dropped 20% - 30% with LTO enabled. With tui I used to see
> just over 1 build a second; now it is running at about 0.78 and kaki
> has gone from close to 0.5 to 0.29.
> 
> I wonder if ,in CI, we should just build a selection of boards with
> LTO, switching the world builds to non-LTO? The problem is that we may
> hit code size limits in SPL.

I'm not sure how you're measuring this. We don't enable LTO by default
anywhere other than sandbox, it's opt-in for a few platforms still.

-- 
Tom
-------------- next part --------------
A non-text attachment was scrubbed...
Name: signature.asc
Type: application/pgp-signature
Size: 659 bytes
Desc: not available
URL: <https://lists.denx.de/pipermail/u-boot/attachments/20220808/b8824a19/attachment.sig>