[llvm-dev] For the LLVM wishlist

Joerg Sonnenberger via llvm-dev llvm-dev at lists.llvm.org
Fri Apr 15 05:48:06 PDT 2016

On Fri, Apr 15, 2016 at 02:31:59PM +0200, ardi via llvm-dev wrote:
> On Fri, Apr 15, 2016 at 1:02 PM, Joerg Sonnenberger via llvm-dev
> <llvm-dev at lists.llvm.org> wrote:
> > On Fri, Apr 15, 2016 at 10:45:03AM +0200, ardi via llvm-dev wrote:
> >> What I found is that the build system is really complex, performs many
> >> checks, and quite often takes wrong decisions (example: a fatal error
> >> if the OS X version is older than 10.7, instead of just disabling
> >> sanitizers and continuing with the build --moreover, if you manually
> >> disable the sanitizers build, its tests are not disabled at make
> >> check-all, so you end up with many tests failing because of a
> >> component you didn't build).
> >
> > Huh? If you check out only llvm and clang, nothing is checked for the
> > sanitizers, they don't get built and they don't get tested.
> But if you don't check out compiler-rt, you don't get builtins.
> Missing the feature of getting highly optimized code output is a big
> miss, IMHO. And I don't think builtins require anything apart from a
> standard compiler.

On most platforms you don't need compiler-rt except for the sanitizers.


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