+mgorny On Sat, Nov 18, 2017 at 2:24 PM Eric Fiselier via Phabricator < revi...@reviews.llvm.org> wrote:
> EricWF created this revision. > Herald added a reviewer: modocache. > > Currently, LIT configures the LLVM binary path before the Clang binary > path. However this breaks testing out-of-tree Clang builds (where the LLVM > binary path includes a copy of Clang). > > This patch reverses the order of the paths when looking for Clang, putting > the Clang binary directory first. > > > https://reviews.llvm.org/D40217 > > Files: > utils/lit/lit/llvm/config.py > > > Index: utils/lit/lit/llvm/config.py > =================================================================== > --- utils/lit/lit/llvm/config.py > +++ utils/lit/lit/llvm/config.py > @@ -369,8 +369,9 @@ > # Tweak the PATH to include the tools dir and the scripts dir. > paths = [self.config.llvm_tools_dir] > tools = getattr(self.config, 'clang_tools_dir', None) > + # Put Clang first to avoid LLVM from overriding out-of-tree clang > builds. > if tools: > - paths = paths + [tools] > + paths = [tools] + paths > self.with_environment('PATH', paths, append_path=True) > > paths = [self.config.llvm_shlib_dir, self.config.llvm_libs_dir] > > >
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