Are you building with Xcode 9.0? Did you try reconfiguring, e.g. build-script all-your-options -- --reconfigure ?
If those do not resolve the issue, I would suggest removing the swift-macosx-x86_64 directory in your build destination, and see if that helps. Mark > On Oct 5, 2017, at 7:51 AM, David Zarzycki via swift-dev > <swift-dev@swift.org> wrote: > > So the following tests have been failing for a long time now on my macOS > 10.13 system: > > Failing Tests (2): > Swift(macosx-x86_64) :: Fuzzing/fuzzer_test.swift > Swift(macosx-x86_64) :: Fuzzing/fuzzer_test_simpler.swift > > > Due to a missing file: > …/swift-macosx-x86_64/lib/swift/clang/lib/darwin/libclang_rt.fuzzer_osx.a > > What do I need to do to make this test suite error go away? > > Thanks, > Dave > _______________________________________________ > swift-dev mailing list > swift-dev@swift.org > https://lists.swift.org/mailman/listinfo/swift-dev _______________________________________________ swift-dev mailing list swift-dev@swift.org https://lists.swift.org/mailman/listinfo/swift-dev