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author | Will Dietz <w@wdtz.org> | 2017-11-30 13:10:41 -0600 |
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committer | Will Dietz <w@wdtz.org> | 2017-12-05 07:17:14 -0600 |
commit | 9d8f9b2e531bf95a700a949d879927fb6996ffc9 (patch) | |
tree | 2496062d7832f418d939b5d1ce151ae3dff0889c /pkgs/development/compilers/llvm | |
parent | 115bf9d2cfae7400f4d69dc7fa02216a2c09ca32 (diff) | |
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Add clang multilib variants (x64_64-only, 64/32bit), basic multilib tests
Diffstat (limited to 'pkgs/development/compilers/llvm')
-rw-r--r-- | pkgs/development/compilers/llvm/multi.nix | 44 |
1 files changed, 44 insertions, 0 deletions
diff --git a/pkgs/development/compilers/llvm/multi.nix b/pkgs/development/compilers/llvm/multi.nix new file mode 100644 index 000000000000..0fa0eb3404d8 --- /dev/null +++ b/pkgs/development/compilers/llvm/multi.nix @@ -0,0 +1,44 @@ +{ runCommand, +clang, +gcc64, +gcc32, +glibc_multi +}: + +let + combine = basegcc: runCommand "combine-gcc-libc" {} '' + mkdir -p $out + cp -r ${basegcc.cc}/lib $out/lib + + chmod u+rw -R $out/lib + cp -r ${basegcc.libc}/lib/* $(ls -d $out/lib/gcc/*/*) + ''; + gcc_multi_sysroot = runCommand "gcc-multi-sysroot" {} '' + mkdir -p $out/lib/gcc + + ln -s ${combine gcc64}/lib/gcc/* $out/lib/gcc/ + ln -s ${combine gcc32}/lib/gcc/* $out/lib/gcc/ + # XXX: This shouldn't be needed, clang just doesn't look for "i686-unknown" + ln -s $out/lib/gcc/i686-unknown-linux-gnu $out/lib/gcc/i686-pc-linux-gnu + + + # includes + ln -s ${glibc_multi.dev}/include $out/ + + # dynamic linkers + mkdir -p $out/lib/32 + ln -s ${glibc_multi.out}/lib/ld-linux* $out/lib + ln -s ${glibc_multi.out}/lib/32/ld-linux* $out/lib/32/ + ''; + + clangMulti = clang.override { + # Only used for providing expected structure re:dynamic linkers, AFAIK + # Most of the magic is done by setting the --gcc-toolchain option below + libc = gcc_multi_sysroot; + + extraBuildCommands = '' + sed -e '$a --gcc-toolchain=${gcc_multi_sysroot}' -i $out/nix-support/libc-cflags + ''; + }; + +in clangMulti |