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 <s...@chromium.org> wrote: > > > > Check that sandbox builds and runs tests OK with LTO disabled. > > > > Signed-off-by: Simon Glass <s...@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
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