search for: flto_regression

...ast for this particular case all the compile time didn't buy any runtime improvement. -- Davide "There are no solved problems; there are only problems that are more or less solved" -- Henri Poincare -------------- next part -------------- A non-text attachment was scrubbed... Name: flto_regression.png Type: image/png Size: 131534 bytes Desc: not available URL: <http://lists.llvm.org/pipermail/llvm-dev/attachments/20161217/12c8a067/attachment-0001.png>

First of all, sorry for the long mail. Inspired by the excellent analysis Rui did for lld, I decided to do the same for llvm. I'm personally very interested in build-time for LTO configuration, with particular attention to the time spent in the optimizer. Rafael did something similar back in March, so this can be considered as an update. This tries to include a more accurate high-level