On Wed, Aug 03, 2022 at 12:13:08PM -0600, Simon Glass wrote: > LTO (Link-Time Optimisation) is an very useful feature which can > significantly reduce the size of U-Boot binaries. So far it has been > made available for selected ARM boards and sandbox. > > However, incremental builds are much slower when LTO is used. For example, > an incremental build of sandbox takes 2.1 seconds on my machine, but 6.7 > seconds with LTO enabled. > > Add a NO_LTO parameter to the build, similar to NO_SDL, so it can be > disabled during development if needed, for faster builds. > > Add some documentation about LTO while we are here. > > Signed-off-by: Simon Glass <s...@chromium.org>
Applied to u-boot/next, thanks! -- Tom
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