On Wed, Jan 25, 2017 at 04:08:54PM +0000, Bin.Cheng wrote: > > I was worried this patch would prevent too many other optimisations, > > so I looked into better options. I didn't find any. I tested the > > effects of the patch on 31 architectures (building GCC and then Linux > Thanks very much for this, that's a lot of testing work.
The power of scripting ;-) Of course it doesn't help if you do not have enough free disk space, and other yak shaving, sigh. Analysing the differences is mostly manual of course. Luckily there weren't any. I also tested a few other changes at the same time; if I would have known this one was easy in the end... Oh well. > I will > revise the patch by explaining why is the change, as well as the > impact. Yes please. Make sure to mention the PR, it helps finding the mail threads and commits a lot. Segher