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-rw-r--r--nixpkgs/pkgs/development/libraries/pixman/default.nix5
1 files changed, 5 insertions, 0 deletions
diff --git a/nixpkgs/pkgs/development/libraries/pixman/default.nix b/nixpkgs/pkgs/development/libraries/pixman/default.nix
index be41526c4f23..ffdaeaef035a 100644
--- a/nixpkgs/pkgs/development/libraries/pixman/default.nix
+++ b/nixpkgs/pkgs/development/libraries/pixman/default.nix
@@ -17,6 +17,11 @@ stdenv.mkDerivation rec {
 
   configureFlags = lib.optional stdenv.isAarch32 "--disable-arm-iwmmxt";
 
+  preConfigure = ''
+    # https://gitlab.freedesktop.org/pixman/pixman/-/issues/62
+    export OMP_NUM_THREADS=$((NIX_BUILD_CORES > 184 ? 184 : NIX_BUILD_CORES))
+  '';
+
   doCheck = true;
 
   postInstall = glib.flattenInclude;