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Fix clang cross-build

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This commit is contained in:
Aleix Roca Nonell 2025-07-15 17:12:29 +02:00
parent 1f09f8cac2
commit f74a92ebd8
2 changed files with 27 additions and 15 deletions
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8
overlay.nix
View File

@ -40,10 +40,10 @@ let
#pscom = callPackage ./pkgs/parastation/pscom.nix { }; # Unmaintaned
#psmpi = callPackage ./pkgs/parastation/psmpi.nix { }; # Unmaintaned
sonar = callPackage ./pkgs/sonar/default.nix { };
stdenvClangOmpss2 = final.stdenv.override { cc = final.clangOmpss2; allowedRequisites = null; };
stdenvClangOmpss2Nanos6 = final.stdenv.override { cc = final.clangOmpss2Nanos6; allowedRequisites = null; };
stdenvClangOmpss2Nodes = final.stdenv.override { cc = final.clangOmpss2Nodes; allowedRequisites = null; };
stdenvClangOmpss2NodesOmpv = final.stdenv.override { cc = final.clangOmpss2NodesOmpv; allowedRequisites = null; };
stdenvClangOmpss2 = final.stdenv.override { cc = final.buildPackages.clangOmpss2; allowedRequisites = null; };
stdenvClangOmpss2Nanos6 = final.stdenv.override { cc = final.buildPackages.clangOmpss2Nanos6; allowedRequisites = null; };
stdenvClangOmpss2Nodes = final.stdenv.override { cc = final.buildPackages.clangOmpss2Nodes; allowedRequisites = null; };
stdenvClangOmpss2NodesOmpv = final.stdenv.override { cc = final.buildPackages.clangOmpss2NodesOmpv; allowedRequisites = null; };
#tagaspi = callPackage ./pkgs/tagaspi/default.nix { }; # Broken due gpi-2
tampi = callPackage ./pkgs/tampi/default.nix { };
wxparaver = callPackage ./pkgs/paraver/default.nix { };

34
pkgs/llvm-ompss2/clang.nix
View File

@ -1,5 +1,6 @@
{
llvmPackages_latest
stdenv
, llvmPackages_latest
, lib
, fetchFromGitHub
, cmake
@ -11,7 +12,6 @@
, libffi
, zlib
, pkg-config
, gcc # needed to set the rpath of libstdc++ for clang-tblgen
, enableDebug ? false
, useGit ? false
, gitUrl ? "ssh://git@bscpm04.bsc.es/llvm-ompss/llvm-mono.git"
@ -20,7 +20,10 @@
}:
let
stdenv = llvmPackages_latest.stdenv;
llvmPackages = llvmPackages_latest;
llvmStdenv = llvmPackages.stdenv;
# needed to set the rpath of libstdc++ for clang-tblgen
gcc = stdenv.cc;
release = rec {
version = "2025.06";
@ -43,7 +46,7 @@ let
source = if (useGit) then git else release;
in stdenv.mkDerivation rec {
in llvmStdenv.mkDerivation rec {
pname = "clang-ompss2";
inherit (source) src version;
@ -57,20 +60,22 @@ in stdenv.mkDerivation rec {
isClangWithOmpss = true;
nativeBuildInputs = [ zlib ];
nativeBuildInputs = [
zlib
gcc.cc.lib # Required for libstdc++.so.6
cmake
python3
];
buildInputs = [
which
bash
python3
perl
cmake
llvmPackages_latest.lld
llvmPackages.lld
elfutils
libffi
pkg-config
zlib
gcc.cc.lib # Required for libstdc++.so.6
];
# Error with -D_FORTIFY_SOURCE=2, see https://bugs.gentoo.org/636604:
@ -86,6 +91,7 @@ in stdenv.mkDerivation rec {
dontUseCmakeBuildDir = true;
# Fix the host triple, as it has changed in a newer config.guess:
# https://git.savannah.gnu.org/gitweb/?p=config.git;a=commitdiff;h=ca9bfb8cc75a2be1819d89c664a867785c96c9ba
preConfigure = ''
@ -93,8 +99,13 @@ in stdenv.mkDerivation rec {
cd build
cmakeDir="../llvm"
cmakeFlagsArray=(
"-DLLVM_HOST_TRIPLE=${stdenv.targetPlatform.config}"
"-DLLVM_HOST_TRIPLE=${llvmStdenv.targetPlatform.config}"
'' + (if "${llvmStdenv.targetPlatform.config}" == "riscv64-unknown-linux-gnu" then ''
"-DLLVM_DEFAULT_TARGET_TRIPLE=riscv64-unknown-linux-gnu"
"-DLLVM_TARGETS_TO_BUILD=RISCV"
'' else ''
"-DLLVM_TARGETS_TO_BUILD=host"
'') + ''
"-DLLVM_BUILD_LLVM_DYLIB=ON"
"-DLLVM_LINK_LLVM_DYLIB=ON"
# Required to run clang-ast-dump and clang-tblgen during build
@ -103,7 +114,8 @@ in stdenv.mkDerivation rec {
"-DCMAKE_CXX_FLAGS_DEBUG=-g -ggnu-pubnames"
"-DCMAKE_EXE_LINKER_FLAGS_DEBUG=-Wl,--gdb-index"
"-DLLVM_LIT_ARGS=-sv --xunit-xml-output=xunit.xml"
"-DLLVM_ENABLE_PROJECTS=clang;compiler-rt;lld"
"-DLLVM_ENABLE_PROJECTS=clang;lld"
#"-DLLVM_ENABLE_PROJECTS=clang;compiler-rt;lld"
"-DLLVM_ENABLE_ASSERTIONS=ON"
"-DLLVM_INSTALL_TOOLCHAIN_ONLY=ON"
"-DCMAKE_INSTALL_BINDIR=bin"