haskell-modules: cope with !(stdenv.cc.libcxx?cxxabi)

NixOS · Jan 20, 2024 · eca13b3 · eca13b3
1 parent ad34020
commit eca13b3
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/pkgs/development/haskell-modules/generic-builder.nix b/pkgs/development/haskell-modules/generic-builder.nix
@@ -821,7 +821,7 @@ stdenv.mkDerivation ({
 # Ensure libc++abi is linked even when clang is invoked as just `clang` or `cc`.
 # Works around https://github.com/NixOS/nixpkgs/issues/166205.
 # This can be dropped once a fix has been committed to cc-wrapper.
-// lib.optionalAttrs (stdenv.hasCC && stdenv.cc.isClang && stdenv.cc.libcxx != null) {
+// lib.optionalAttrs (stdenv.hasCC && stdenv.cc.isClang && stdenv.cc.libcxx != null && stdenv.cc.libcxx?cxxabi.libName) {
   NIX_LDFLAGS = "-l${stdenv.cc.libcxx.cxxabi.libName}";
 }
 )