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{ stdenv, fetchFromGitHub, cmake, python, ... }:
let
rev = "1.37.16";
gcc = if stdenv.cc.isGNU then stdenv.cc.cc else stdenv.cc.cc.gcc;
in
stdenv.mkDerivation rec {
name = "emscripten-fastcomp-${rev}";
src = fetchFromGitHub {
owner = "kripken";
repo = "emscripten-fastcomp";
sha256 = "0wj9sc0gciaiidcjv6wb0qn6ks06xds7q34351masc7qpvd217by";
inherit rev;
};
srcFL = fetchFromGitHub {
owner = "kripken";
repo = "emscripten-fastcomp-clang";
sha256 = "1akdgxzxhzjbhp4d14ajcrp9jrf39x004a726ly2gynqc185l4j7";
inherit rev;
};
nativeBuildInputs = [ cmake python ];
preConfigure = ''
cp -Lr ${srcFL} tools/clang
chmod +w -R tools/clang
'';
cmakeFlags = [
"-DCMAKE_BUILD_TYPE=Release"
"-DLLVM_TARGETS_TO_BUILD='X86;JSBackend'"
"-DLLVM_INCLUDE_EXAMPLES=OFF"
"-DLLVM_INCLUDE_TESTS=OFF"
# "-DCLANG_INCLUDE_EXAMPLES=OFF"
"-DCLANG_INCLUDE_TESTS=OFF"
] ++ (stdenv.lib.optional stdenv.isLinux
# necessary for clang to find crtend.o
"-DGCC_INSTALL_PREFIX=${gcc}"
);
enableParallelBuilding = true;
passthru = {
isClang = true;
inherit gcc;
};
meta = with stdenv.lib; {
homepage = https://github.com/kripken/emscripten-fastcomp;
description = "Emscripten LLVM";
platforms = platforms.all;
maintainers = with maintainers; [ qknight matthewbauer ];
license = stdenv.lib.licenses.ncsa;
};
}
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