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Remove wrapper flags when clang called from intel

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This commit is contained in:
Aleix Boné 2025-07-18 18:48:22 +02:00
parent f53d4aab54
commit a3a0dbcc55
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2 changed files with 22 additions and 1 deletions
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4
pkgs/intel-oneapi/patch_intel.nix
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@ -147,6 +147,10 @@ stdenvNoCC.mkDerivation (finalAttrs: {
ln -s $out/bin/icpx $out/bin/c++
ln -s $out/bin/icx $out/bin/cc
# Use this to detect when a compiler subprocess is called
# from icpx (--fsycl-host-compiler)
echo 'export "NIX_CC_WRAPPER_INTEL=1"' >> $out/nix-support/cc-wrapper-hook
sed -i 's/.*isCxx=0/isCxx=1/' $out/bin/icpx
# oneMath looks for sycl libraries in bin/../lib

19
pkgs/llvm-ompss2/default.nix
View File

@ -3,6 +3,7 @@
, lib
, gcc
, clangOmpss2Unwrapped
, writeShellScript
, openmp ? null
, wrapCCWith
, llvmPackages_latest
@ -37,6 +38,19 @@ let
inherit gcc;
cc = clangOmpss2Unwrapped;
gccVersion = with versions; let v = gcc.version; in concatStringsSep "." [(major v) (minor v) (patch v)];
resetIntelCCFlags = let tconf = builtins.replaceStrings ["-"] ["_"] targetConfig;
in writeShellScript "remove-intel.sh" ''
if [ "''${NIX_CC_WRAPPER_INTEL:-0}" = 1 ]; then
unset NIX_CFLAGS_COMPILE_${tconf}
unset NIX_CC_WRAPPER_FLAGS_SET_${tconf}
if (( "${NIX_DEBUG:-0}" >= 1 )); then
echo "ompss2: cleaned NIX_CFLAGS_COMPILE_${tconf} (invokation from intel compiler detected)"
fi
fi
'';
in wrapCCWith {
inherit cc bintools;
# extraPackages adds packages to depsTargetTargetPropagated
@ -58,7 +72,10 @@ in wrapCCWith {
wrap clang++ $wrapper $ccPath/clang++
'' + optionalString (openmp != null) ''
sed -i 's|# Flirting.*|source ${resetIntelCCFlags}\n\n&|' $out/bin/clang
sed -i 's|# Flirting.*|&\nsource ${resetIntelCCFlags}\n\n&|' $out/bin/clang++
'' + lib.optionalString (openmp != null) ''
echo "export OPENMP_RUNTIME=${ompname}" >> $out/nix-support/cc-wrapper-hook
'' + optionalString (ompss2rt != null) ''
echo "export OMPSS2_RUNTIME=${rtname}" >> $out/nix-support/cc-wrapper-hook