Richard Smith
2014-Aug-26 01:51 UTC
[LLVMdev] [cfe-dev] [3.5 Release] Release Candidate 3 Now Available
On Mon, Aug 25, 2014 at 5:30 PM, Larry Evans <cppljevans at suddenlink.net> wrote:> On 08/21/2014 12:55 PM, Bill Wendling wrote: > > The third 3.5 release candidate is now available. Please pick up sources > and binaries here: > > > > https://llvm.org/pre-release/3.5 > > > > Run it through its phases and report any bugs you find! > > > > Share and enjoy! > > -bw > > > Hi Bill, > > I downloaded: > > http://llvm.org/pre-releases/3.5/ > > then did sig check on all: > > ~/dwnlds/llvm/3.5/rc3 $ gpg --verify cfe-3.5.0rc3.src.tar.xz.sig > cfe-3.5.0rc3.src.tar.xz > gpg: Signature made Wed 20 Aug 2014 01:05:37 PM CDT using RSA key ID > BB5A0569 > gpg: Good signature from "Bill Wendling <void at llvm.org>" > gpg: WARNING: This key is not certified with a trusted signature! > gpg: There is no indication that the signature belongs to the > owner. > Primary key fingerprint: 54E3 BDE3 3185 D9F6 9664 D224 55F5 CD70 BB5A 0569 > ~/dwnlds/llvm/3.5/rc3 $ gpg --verify compiler-rt-3.5.0rc3.src.tar.xz.sig > compiler-rt-3.5.0rc3.src.tar.xz > gpg: Signature made Wed 20 Aug 2014 01:05:48 PM CDT using RSA key ID > BB5A0569 > gpg: Good signature from "Bill Wendling <void at llvm.org>" > gpg: WARNING: This key is not certified with a trusted signature! > gpg: There is no indication that the signature belongs to the > owner. > Primary key fingerprint: 54E3 BDE3 3185 D9F6 9664 D224 55F5 CD70 BB5A 0569 > ~/dwnlds/llvm/3.5/rc3 $ gpg --verify libcxxabi-3.5.0rc3.src.tar.xz.sig > libcxxabi-3.5.0rc3.src.tar.xz > gpg: Signature made Wed 20 Aug 2014 01:06:04 PM CDT using RSA key ID > BB5A0569 > gpg: Good signature from "Bill Wendling <void at llvm.org>" > gpg: WARNING: This key is not certified with a trusted signature! > gpg: There is no indication that the signature belongs to the > owner. > Primary key fingerprint: 54E3 BDE3 3185 D9F6 9664 D224 55F5 CD70 BB5A 0569 > ~/dwnlds/llvm/3.5/rc3 $ gpg --verify libcxx-3.5.0rc3.src.tar.xz.sig > libcxx-3.5.0rc3.src.tar.xz > gpg: Signature made Wed 20 Aug 2014 01:05:59 PM CDT using RSA key ID > BB5A0569 > gpg: Good signature from "Bill Wendling <void at llvm.org>" > gpg: WARNING: This key is not certified with a trusted signature! > gpg: There is no indication that the signature belongs to the > owner. > Primary key fingerprint: 54E3 BDE3 3185 D9F6 9664 D224 55F5 CD70 BB5A 0569 > ~/dwnlds/llvm/3.5/rc3 $ gpg --verify llvm-3.5.0rc3.src.tar.xz.sig > llvm-3.5.0rc3.src.tar.xz > gpg: Signature made Wed 20 Aug 2014 01:06:19 PM CDT using RSA key ID > BB5A0569 > gpg: Good signature from "Bill Wendling <void at llvm.org>" > gpg: WARNING: This key is not certified with a trusted signature! > gpg: There is no indication that the signature belongs to the > owner. > Primary key fingerprint: 54E3 BDE3 3185 D9F6 9664 D224 55F5 CD70 BB5A 0569 > ~/dwnlds/llvm/3.5/rc3 $ > > then unzipped and added the appropriate symlinks: > > ~/dwnlds/llvm/3.5/rc3 $ find llvm-3.5.0rc3.src -type l -ls > 9590094 0 lrwxrwxrwx 1 evansl evansl 57 Aug 24 21:30 > llvm-3.5.0rc3.src/projects/compiler-rt -> > /home/evansl/dwnlds/llvm/3.5/rc3/compiler-rt-3.5.0rc3.src > 9590095 0 lrwxrwxrwx 1 evansl evansl 49 Aug 24 21:31 > llvm-3.5.0rc3.src/tools/clang -> > /home/evansl/dwnlds/llvm/3.5/rc3/cfe-3.5.0rc3.src > ~/dwnlds/llvm/3.5/rc3 $ > > Then, followed instructions on: > > http://llvm.org/docs/GettingStarted.html#requirements > > for using cmake as follows: > -*- mode: compilation; default-directory: > "~/dwnlds/llvm/3.5/rc3/build-variants/" -*- > Compilation started at Mon Aug 25 17:30:37 > > make cmake.build > install -d release/cmake.build > cd release/cmake.build ; \ > CC="/usr/local/bin/gcc" ; \ > CXX="/usr/local/bin/g++" ; \ > cmake /home/evansl/dwnlds/llvm/3.5/rc3/llvm-3.5.0rc3.src > -DCMAKE_CXX_LINK_FLAGS="-L/usr/local/lib64 -Wl,-rpath -Wl,/usr/local/lib64" > -- The C compiler identification is GNU 4.8.2 > -- The CXX compiler identification is GNU 4.8.2 > -- Check for working C compiler: /usr/bin/cc > -- Check for working C compiler: /usr/bin/cc -- works > -- Detecting C compiler ABI info > -- Detecting C compiler ABI info - done > -- Check for working CXX compiler: /usr/bin/c++ > -- Check for working CXX compiler: /usr/bin/c++ -- works > -- Detecting CXX compiler ABI info > -- Detecting CXX compiler ABI info - done > -- Looking for C++ include cxxabi.h > -- Looking for C++ include cxxabi.h - found > . > . > . > -- Looking for pthread_create in pthread > -- Looking for pthread_create in pthread - found > -- Could NOT find LibXml2 (missing: LIBXML2_LIBRARIES LIBXML2_INCLUDE_DIR) > -- Clang version: 3.5.0 > -- Performing Test CXX_SUPPORTS_NO_NESTED_ANON_TYPES_FLAG > -- Performing Test CXX_SUPPORTS_NO_NESTED_ANON_TYPES_FLAG - Failed > -- Configuring done > -- Generating done > -- Build files have been written to: > /home/evansl/dwnlds/llvm/3.5/rc3/build-variants/release/cmake.build > touch release/dones/cmake.build.done > > Compilation finished at Mon Aug 25 17:30:48 > > Then built it: > > ~/dwnlds/llvm/3.5/rc3/build-variants/release/cmake.build $ make > Scanning dependencies of target LLVMSupport > [ 1%] Building CXX object > lib/Support/CMakeFiles/LLVMSupport.dir/APFloat.cpp.o > [ 1%] Building CXX object > lib/Support/CMakeFiles/LLVMSupport.dir/APInt.cpp.o > [ 1%] Building CXX object > lib/Support/CMakeFiles/LLVMSupport.dir/APSInt.cpp.o > [ 1%] Building CXX object > lib/Support/CMakeFiles/LLVMSupport.dir/ARMBuildAttrs.cpp.o > [ 1%] Building CXX object > lib/Support/CMakeFiles/LLVMSupport.dir/ARMWinEH.cpp.o > [ 1%] Building CXX object > lib/Support/CMakeFiles/LLVMSupport.dir/Allocator.cpp.o > [ 1%] Building CXX object > lib/Support/CMakeFiles/LLVMSupport.dir/BlockFrequency.cpp.o > [ 1%] Building CXX object > lib/Support/CMakeFiles/LLVMSupport.dir/BranchProbability.cpp.o > [ 1%] Building CXX object > lib/Support/CMakeFiles/LLVMSupport.dir/circular_raw_ostream.cpp.o > [ 1%] Building CXX object > lib/Support/CMakeFiles/LLVMSupport.dir/CommandLine.cpp.o > [ 1%] Building CXX object > lib/Support/CMakeFiles/LLVMSupport.dir/Compression.cpp.o > . > . > . > Scanning dependencies of target clang-check > [100%] Building CXX object > tools/clang/tools/clang-check/CMakeFiles/clang-check.dir/ClangCheck.cpp.o > Linking CXX executable ../../../../bin/clang-check > [100%] Built target clang-check > ~/dwnlds/llvm/3.5/rc3/build-variants/release/cmake.build $ > > However, when compiling a hello_world.cpp: > > -*- mode: compilation; default-directory: > "~/dwnlds/llvm/3.5/rc3/build-variants/" -*- > Compilation started at Mon Aug 25 18:55:57 > > make cmake.run > ./release/cmake.build/bin/clang++ -std=c++1y hello_world.cpp -o > hello_world.exe > In file included from hello_world.cpp:1: > In file included from > /usr/lib/gcc/x86_64-linux-gnu/4.8/../../../../include/c++/4.8/iostream:39: > In file included from > /usr/lib/gcc/x86_64-linux-gnu/4.8/../../../../include/c++/4.8/ostream:38: > In file included from > /usr/lib/gcc/x86_64-linux-gnu/4.8/../../../../include/c++/4.8/ios:42: > In file included from > > /usr/lib/gcc/x86_64-linux-gnu/4.8/../../../../include/c++/4.8/bits/ios_base.h:41: > In file included from > > /usr/lib/gcc/x86_64-linux-gnu/4.8/../../../../include/c++/4.8/bits/locale_classes.h:40: > In file included from > /usr/lib/gcc/x86_64-linux-gnu/4.8/../../../../include/c++/4.8/string:52: > In file included from > > /usr/lib/gcc/x86_64-linux-gnu/4.8/../../../../include/c++/4.8/bits/basic_string.h:2815: > In file included from > > /usr/lib/gcc/x86_64-linux-gnu/4.8/../../../../include/c++/4.8/ext/string_conversions.h:43: > > /usr/lib/gcc/x86_64-linux-gnu/4.8/../../../../include/c++/4.8/cstdio:120:11: > error: no member named 'gets' in the > global namespace > using ::gets; > ~~^ > 1 error generated. > make: *** [cmake.run] Error 1 > > Compilation exited abnormally with code 2 at Mon Aug 25 18:55:59 > > where hello_world.cpp is just: > > #include <iostream> > int main() > { > std::cout<<"Hello World!\n"; > return 0; > } > > > What needs to change to get this hello_world.cpp to compiler? >This is nothing to do with Clang; the problem is that glibc speculatively removed 'gets' in their C++14 mode (long before it was removed from the C++ standard), and libstdc++4.8 still expects it to exist in *their* C++14 mode. Switch to a standard library that supports C++14 and you should be OK. If you built and installed libc++, this should be as simple as adding '-stdlib=libc++' to your clang command line. -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://lists.llvm.org/pipermail/llvm-dev/attachments/20140825/2aab1887/attachment.html>