r257934 - [CMake] Support generation of linker order files using dtrace

[Renato Golin via cfe-commits]

On 15 January 2016 at 21:21, Chris Bieneman via cfe-commits
<cfe-commits at lists.llvm.org> wrote:
> Author: cbieneman
> Date: Fri Jan 15 15:21:12 2016
> New Revision: 257934
>
> URL: http://llvm.org/viewvc/llvm-project?rev=257934&view=rev
> Log:
> [CMake] Support generation of linker order files using dtrace
>
> Summary:
> This patch extends the lit-based perf-training tooling supplied for PGO data generation to also generate linker order files using dtrace.

Hi Chris,

This doesn't look good:

Script must be run as root, or you must add the following to your
sudoers:%%admin ALL=(ALL) NOPASSWD: /usr/sbin/dtrace

http://lab.llvm.org:8011/builders/clang-cmake-aarch64-42vma/builds/5234/steps/ninja%20check%201/logs/FAIL%3A%20Clang%20Perf%20Training%3A%3Ahello_world.cpp

cheers,
--renato