Hi, trying to build -current/amd64 on OS X(*) gives the following error in …/external/gpl3/gcc/usr.bin/backend: … checking how to run the C++ preprocessor... g++ -E checking for unordered_map... yes checking for tr1/unordered_map... no checking for ext/hash_map... yes checking dependency style of g++... none ==> configure: error: no usable dependency style found *** Failed target: auto-build.h What to do? Contents of src-current/obj.amd64-Darwin-XXX/external/gpl3/gcc/usr.bin/backend//.ab/config.log is attached. (*) System details: % uname -a Darwin promise.local 14.5.0 Darwin Kernel Version 14.5.0: Tue Sep 1 21:23:09 PDT 2015; root:xnu-2782.50.1~1/RELEASE_X86_64 x86_64 % gcc -v Configured with: --prefix=/Applications/Xcode.app/Contents/Developer/usr --with-gxx-include-dir=/usr/include/c++/4.2.1 Apple LLVM version 7.0.2 (clang-700.1.81) Target: x86_64-apple-darwin14.5.0 Thread model: posix - Hubert
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config.log
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