diff options
Diffstat (limited to 'nixpkgs/pkgs/development/compilers/llvm/git/compiler-rt/default.nix')
-rw-r--r-- | nixpkgs/pkgs/development/compilers/llvm/git/compiler-rt/default.nix | 43 |
1 files changed, 29 insertions, 14 deletions
diff --git a/nixpkgs/pkgs/development/compilers/llvm/git/compiler-rt/default.nix b/nixpkgs/pkgs/development/compilers/llvm/git/compiler-rt/default.nix index b20796ab02ab..7add8fab0f91 100644 --- a/nixpkgs/pkgs/development/compilers/llvm/git/compiler-rt/default.nix +++ b/nixpkgs/pkgs/development/compilers/llvm/git/compiler-rt/default.nix @@ -9,6 +9,7 @@ let useLLVM = stdenv.hostPlatform.useLLVM or false; bareMetal = stdenv.hostPlatform.parsed.kernel.name == "none"; haveLibc = stdenv.cc.libc != null; + isDarwinStatic = stdenv.hostPlatform.isDarwin && stdenv.hostPlatform.isStatic; inherit (stdenv.hostPlatform) isMusl; baseName = "compiler-rt"; @@ -31,9 +32,16 @@ stdenv.mkDerivation { ++ lib.optional stdenv.isDarwin xcbuild.xcrun; buildInputs = lib.optional stdenv.hostPlatform.isDarwin libcxxabi; - env.NIX_CFLAGS_COMPILE = toString [ + env.NIX_CFLAGS_COMPILE = toString ([ "-DSCUDO_DEFAULT_OPTIONS=DeleteSizeMismatch=0:DeallocationTypeMismatch=0" - ]; + ] ++ lib.optionals (!haveLibc) [ + # The compiler got stricter about this, and there is a usellvm patch below + # which patches out the assert include causing an implicit definition of + # assert. It would be nicer to understand why compiler-rt thinks it should + # be able to #include <assert.h> in the first place; perhaps it's in the + # wrong, or perhaps there is a way to provide an assert.h. + "-Wno-error=implicit-function-declaration" + ]); cmakeFlags = [ "-DCOMPILER_RT_DEFAULT_TARGET_ONLY=ON" @@ -41,19 +49,22 @@ stdenv.mkDerivation { "-DCMAKE_ASM_COMPILER_TARGET=${stdenv.hostPlatform.config}" ] ++ lib.optionals (haveLibc && stdenv.hostPlatform.libc == "glibc") [ "-DSANITIZER_COMMON_CFLAGS=-I${libxcrypt}/include" - ] ++ lib.optionals (useLLVM || bareMetal || isMusl) [ + ] ++ lib.optionals (useLLVM || bareMetal || isMusl || isDarwinStatic) [ "-DCOMPILER_RT_BUILD_SANITIZERS=OFF" "-DCOMPILER_RT_BUILD_XRAY=OFF" "-DCOMPILER_RT_BUILD_LIBFUZZER=OFF" "-DCOMPILER_RT_BUILD_MEMPROF=OFF" "-DCOMPILER_RT_BUILD_ORC=OFF" # may be possible to build with musl if necessary ] ++ lib.optionals (useLLVM || bareMetal) [ - "-DCOMPILER_RT_BUILD_PROFILE=OFF" + "-DCOMPILER_RT_BUILD_PROFILE=OFF" + ] ++ lib.optionals ((useLLVM && !haveLibc) || bareMetal || isDarwinStatic ) [ + "-DCMAKE_CXX_COMPILER_WORKS=ON" ] ++ lib.optionals ((useLLVM && !haveLibc) || bareMetal) [ "-DCMAKE_C_COMPILER_WORKS=ON" - "-DCMAKE_CXX_COMPILER_WORKS=ON" "-DCOMPILER_RT_BAREMETAL_BUILD=ON" "-DCMAKE_SIZEOF_VOID_P=${toString (stdenv.hostPlatform.parsed.cpu.bits / 8)}" + ] ++ lib.optionals (useLLVM && !haveLibc) [ + "-DCMAKE_C_FLAGS=-nodefaultlibs" ] ++ lib.optionals (useLLVM) [ "-DCOMPILER_RT_BUILD_BUILTINS=ON" #https://stackoverflow.com/questions/53633705/cmake-the-c-compiler-is-not-able-to-compile-a-simple-test-program @@ -61,18 +72,16 @@ stdenv.mkDerivation { ] ++ lib.optionals (bareMetal) [ "-DCOMPILER_RT_OS_DIR=baremetal" ] ++ lib.optionals (stdenv.hostPlatform.isDarwin) [ + "-DCMAKE_LIPO=${lib.getBin stdenv.cc.bintools.bintools}/bin/${stdenv.cc.targetPrefix}lipo" "-DDARWIN_macosx_OVERRIDE_SDK_VERSION=ON" "-DDARWIN_osx_ARCHS=${stdenv.hostPlatform.darwinArch}" "-DDARWIN_osx_BUILTIN_ARCHS=${stdenv.hostPlatform.darwinArch}" + # `COMPILER_RT_DEFAULT_TARGET_ONLY` does not apply to Darwin: # https://github.com/llvm/llvm-project/blob/27ef42bec80b6c010b7b3729ed0528619521a690/compiler-rt/cmake/base-config-ix.cmake#L153 "-DCOMPILER_RT_ENABLE_IOS=OFF" ]; - preConfigure = lib.optionalString (useLLVM && !haveLibc) '' - cmakeFlagsArray+=(-DCMAKE_C_FLAGS="-nodefaultlibs -ffreestanding") - ''; - outputs = [ "out" "dev" ]; patches = [ @@ -86,7 +95,7 @@ stdenv.mkDerivation { # See: https://github.com/NixOS/nixpkgs/pull/186575 ../../common/compiler-rt/darwin-plistbuddy-workaround.patch # See: https://github.com/NixOS/nixpkgs/pull/194634#discussion_r999829893 - ../../common/compiler-rt/armv7l-15.patch + # ../../common/compiler-rt/armv7l-15.patch ]; # TSAN requires XPC on Darwin, which we have no public/free source files for. We can depend on the Apple frameworks @@ -100,7 +109,7 @@ stdenv.mkDerivation { '' + lib.optionalString stdenv.isDarwin '' substituteInPlace cmake/config-ix.cmake \ --replace 'set(COMPILER_RT_HAS_TSAN TRUE)' 'set(COMPILER_RT_HAS_TSAN FALSE)' - '' + lib.optionalString (useLLVM) '' + '' + lib.optionalString (useLLVM && !haveLibc) '' substituteInPlace lib/builtins/int_util.c \ --replace "#include <stdlib.h>" "" substituteInPlace lib/builtins/clear_cache.c \ @@ -110,15 +119,21 @@ stdenv.mkDerivation { ''; # Hack around weird upsream RPATH bug - postInstall = lib.optionalString (stdenv.hostPlatform.isDarwin || stdenv.hostPlatform.isWasm) '' + postInstall = lib.optionalString (stdenv.hostPlatform.isDarwin) '' ln -s "$out/lib"/*/* "$out/lib" - '' + lib.optionalString (useLLVM) '' + '' + lib.optionalString (useLLVM && stdenv.hostPlatform.isLinux) '' ln -s $out/lib/*/clang_rt.crtbegin-*.o $out/lib/crtbegin.o ln -s $out/lib/*/clang_rt.crtend-*.o $out/lib/crtend.o + # Note the history of crt{begin,end}S in previous versions of llvm in nixpkg: + # The presence of crtbegin_shared has been added and removed; it's possible + # people have added/removed it to get it working on their platforms. + # Try each in turn for now. + ln -s $out/lib/*/clang_rt.crtbegin-*.o $out/lib/crtbeginS.o + ln -s $out/lib/*/clang_rt.crtend-*.o $out/lib/crtendS.o ln -s $out/lib/*/clang_rt.crtbegin_shared-*.o $out/lib/crtbeginS.o ln -s $out/lib/*/clang_rt.crtend_shared-*.o $out/lib/crtendS.o '' + lib.optionalString doFakeLibgcc '' - ln -s $out/lib/freebsd/libclang_rt.builtins-*.a $out/lib/libgcc.a + ln -s $out/lib/freebsd/libclang_rt.builtins-*.a $out/lib/libgcc.a ''; meta = llvm_meta // { |