search for: dllvm_build_instru

...9;clang;compiler-rt' \ -DLLVM_TARGETS_TO_BUILD=X86 \ -DCMAKE_EXPORT_COMPILE_COMMANDS=ON \ -DCMAKE_CXX_COMPILER=/path/to/release_build/bin/clang++ \ -DCMAKE_C_COMPILER=/path/to/release_build/bin/clang \ -DLLVM_USE_LINKER=/path/to/release_build/bin/ld.lld \ -DLLVM_CCACHE_BUILD=ON \ -DLLVM_BUILD_INSTRUMENTED=IR \ -DLLVM_BUILD_RUNTIME=No \ -DLLVM_ENABLE_ZLIB=1 \ -DCMAKE_BUILD_TYPE=Release \ -DLLVM_ENABLE_LTO=Thin \ -DCMAKE_RANLIB=/path/to/release_build/bin/llvm-ranlib \ -DCMAKE_AR=/path/to/release_build/bin/llvm-ar I tried this without specifying zlib being enabled, without thinlto, e...

...86 \ >> -DCMAKE_EXPORT_COMPILE_COMMANDS=ON \ >> -DCMAKE_CXX_COMPILER=/path/to/release_build/bin/clang++ \ >> -DCMAKE_C_COMPILER=/path/to/release_build/bin/clang \ >> -DLLVM_USE_LINKER=/path/to/release_build/bin/ld.lld \ >> -DLLVM_CCACHE_BUILD=ON \ >> -DLLVM_BUILD_INSTRUMENTED=IR \ >> -DLLVM_BUILD_RUNTIME=No \ >> -DLLVM_ENABLE_ZLIB=1 \ >> -DCMAKE_BUILD_TYPE=Release \ >> -DLLVM_ENABLE_LTO=Thin \ >> -DCMAKE_RANLIB=/path/to/release_build/bin/llvm-ranlib \ >> -DCMAKE_AR=/path/to/release_build/bin/llvm-ar >> >>...

...roblems. I bootstrap the build by downloading the 7.0.1 binaries from llvm.org, then pass clang-cl as the compiler and lld-link as the linker. I have Visual Studio 2015 CE installed as well and run all the commands under a cmd that has the right vcvars set. To build the instrumented build I pass -DLLVM_BUILD_INSTRUMENTED=ON, I started with passing -DLLVM_BUILD_INSTRUMENTED=IR but that doesn't build because clang-cl doesn't understand the flags passed then. Instrumeted=ON makes it build but it fails to link ( see build log at the end of the email ). Has anyone managed to build a PGO version of clang o...