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Re: [Xen-devel] [PATCH] build: disable default built-in rules and variables

On 01/12/2015 21:19, Doug Goldstein wrote:
> Disable the built-in rules and variables from GNU make to improve
> build performance and avoid awkward corner cases with the built-in
> rules. Currently none of the implicit rules are used but this is helpful
> to do when developing changes to the build system.
> Signed-off-by: Doug Goldstein <cardoe@xxxxxxxxxx>

Reviewed-by: Andrew Cooper <andrew.cooper3@xxxxxxxxxx>

Trying this out, it reliably drops Xen's build time from ~58s to ~52s on
the dev box I have to hand.


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