[llvm-dev] Bootstrapping with in-tree libcxx

[Carsten Mattner via llvm-dev]

On Wed, Dec 28, 2016 at 9:06 AM, Eric Fiselier <eric at efcs.ca> wrote:
> If you're willing to install libc++ you can easily work around this by
> running `ninja install-cxx install-cxxabi` before running any of the LLVM or
> Clang build targets.

I don't want to detach libcxx from the installation of the rest of llvm,
but if I can tell ninja to install to a temporary prefix for the build
which is nuked later, this could work.

In fact, I've had problems with ninja using absolute paths which
made it impossible to relocate the install.