diff options
Diffstat (limited to 'nixpkgs/pkgs/development/compilers/llvm/5/compiler-rt.nix')
-rw-r--r-- | nixpkgs/pkgs/development/compilers/llvm/5/compiler-rt.nix | 37 |
1 files changed, 37 insertions, 0 deletions
diff --git a/nixpkgs/pkgs/development/compilers/llvm/5/compiler-rt.nix b/nixpkgs/pkgs/development/compilers/llvm/5/compiler-rt.nix new file mode 100644 index 000000000000..19833e4d3d4a --- /dev/null +++ b/nixpkgs/pkgs/development/compilers/llvm/5/compiler-rt.nix @@ -0,0 +1,37 @@ +{ stdenv, version, fetch, cmake, python, llvm, libcxxabi }: +with stdenv.lib; +stdenv.mkDerivation rec { + name = "compiler-rt-${version}"; + inherit version; + src = fetch "compiler-rt" "0ipd4jdxpczgr2w6lzrabymz6dhzj69ywmyybjjc1q397zgrvziy"; + + nativeBuildInputs = [ cmake python llvm ]; + buildInputs = stdenv.lib.optional stdenv.hostPlatform.isDarwin libcxxabi; + + configureFlags = [ + "-DCOMPILER_RT_DEFAULT_TARGET_ONLY=ON" + ]; + + outputs = [ "out" "dev" ]; + + patches = [ + ./compiler-rt-codesign.patch # Revert compiler-rt commit that makes codesign mandatory + ] ++ optional stdenv.hostPlatform.isMusl ./sanitizers-nongnu.patch; + + # TSAN requires XPC on Darwin, which we have no public/free source files for. We can depend on the Apple frameworks + # to get it, but they're unfree. Since LLVM is rather central to the stdenv, we patch out TSAN support so that Hydra + # can build this. If we didn't do it, basically the entire nixpkgs on Darwin would have an unfree dependency and we'd + # get no binary cache for the entire platform. If you really find yourself wanting the TSAN, make this controllable by + # a flag and turn the flag off during the stdenv build. + postPatch = stdenv.lib.optionalString stdenv.isDarwin '' + substituteInPlace cmake/config-ix.cmake \ + --replace 'set(COMPILER_RT_HAS_TSAN TRUE)' 'set(COMPILER_RT_HAS_TSAN FALSE)' + ''; + + # Hack around weird upsream RPATH bug + postInstall = stdenv.lib.optionalString stdenv.isDarwin '' + ln -s "$out/lib"/*/* "$out/lib" + ''; + + enableParallelBuilding = true; +} |