steps: - bash: | set -e curl -f http://releases.llvm.org/7.0.0/clang+llvm-7.0.0-x86_64-apple-darwin.tar.xz | tar xJf - export CC=`pwd`/clang+llvm-7.0.0-x86_64-apple-darwin/bin/clang echo "##vso[task.setvariable variable=CC]$CC" export CXX=`pwd`/clang+llvm-7.0.0-x86_64-apple-darwin/bin/clang++ echo "##vso[task.setvariable variable=CXX]$CXX" # Configure `AR` specifically so rustbuild doesn't try to infer it as # `clang-ar` by accident. echo "##vso[task.setvariable variable=AR]ar" displayName: Install clang (OSX) condition: and(succeeded(), eq(variables['Agent.OS'], 'Darwin')) # If we're compiling for MSVC then we, like most other distribution builders, # switch to clang as the compiler. This'll allow us eventually to enable LTO # amongst LLVM and rustc. Note that we only do this on MSVC as I don't think # clang has an output mode compatible with MinGW that we need. If it does we # should switch to clang for MinGW as well! # # Note that the LLVM installer is an NSIS installer # # Original downloaded here came from # http://releases.llvm.org/7.0.0/LLVM-7.0.0-win64.exe - script: | powershell -Command "iwr -outf %TEMP%\LLVM-7.0.0-win64.exe https://s3-us-west-1.amazonaws.com/rust-lang-ci2/rust-ci-mirror/LLVM-7.0.0-win64.exe" set CLANG_DIR=%CD%\citools\clang-rust %TEMP%\LLVM-7.0.0-win64.exe /S /NCRC /D=%CLANG_DIR% set RUST_CONFIGURE_ARGS=%RUST_CONFIGURE_ARGS% --set llvm.clang-cl=%CLANG_DIR%\bin\clang-cl.exe echo ##vso[task.setvariable variable=RUST_CONFIGURE_ARGS]%RUST_CONFIGURE_ARGS% condition: and(succeeded(), eq(variables['Agent.OS'], 'Windows_NT'), eq(variables['MINGW_URL'],'')) displayName: Install clang (Windows) # Note that we don't install clang on Linux since its compiler story is just so # different. Each container has its own toolchain configured appropriately # already.