Thanks a lot, Jordan! I have filed a bug here <https://bugs.swift.org/browse/SR-5962>.
Jeffrey 2017-09-21 19:05 GMT-04:00 Jordan Rose <jordan_r...@apple.com>: > Hm, I don’t see any inherent problems with splitting compilation like > this, although it’s not something we test. The only thing I could think of > is that Swift uses a custom calling convention on some platforms, but I > would expect clang++ to refuse to compile the bc file at all if that were > the issue. Mind filing a bug at https://bugs.swift.org ? > > Thanks, > Jordan > > > On Sep 21, 2017, at 13:42, Jeffrey W via swift-users < > swift-users@swift.org> wrote: > > Hi swift team, > > I download the prebuilt swift 4.0 from here > <https://swift.org/builds/swift-4.0-release/ubuntu1404/swift-4.0-RELEASE/swift-4.0-RELEASE-ubuntu14.04.tar.gz> > and > try to do some work on the generated LLVM BC. However, I got a seg fault > when running the binary executable compiled from bitcode as shown below: > > $ cat hello.swift > print("Hello World") > $ swiftc hello.swift -emit-bc -o hello.bc > $ clang++ hello.bc -c -o hello.o > $ swiftc hello.o -o hello > $ ./hello > Segmentation fault (core dumped) > > It works fine if no bitcode file is involved here. > > $ swiftc hello.swift -c -o hello.o > $ swiftc hello.o -o hello > $ ./hello > Hello World > > I am running Ubuntu 14.04.3 (kernel 4.8.0). I also encountered the same > seg fault if I use the prebuilt swift 3.1.1 > > Is it the right way to compile the bitcode generated from swift? Or is it > a bug in swift ? > > Thanks a lot in advance! > > Best regards, > Jeffrey > > _______________________________________________ > swift-users mailing list > swift-users@swift.org > https://lists.swift.org/mailman/listinfo/swift-users > > >
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