postgresqlPackages.postgis: fix build on clang 12+

Work around #166205
NixOS · Nov 23, 2023 · b6d4be1 · b6d4be1
1 parent f0b7a60
commit b6d4be1
Showing 1 changed file with 4 additions and 1 deletion.
diff --git a/pkgs/servers/sql/postgresql/ext/postgis.nix b/pkgs/servers/sql/postgresql/ext/postgis.nix
@@ -31,7 +31,10 @@ stdenv.mkDerivation rec {
   dontDisableStatic = true;
 
   # postgis config directory assumes /include /lib from the same root for json-c library
-  NIX_LDFLAGS = "-L${lib.getLib json_c}/lib";
+  NIX_LDFLAGS = "-L${lib.getLib json_c}/lib"
+    # Work around https://github.com/NixOS/nixpkgs/issues/166205.
+    + lib.optionalString (stdenv.cc.isClang && stdenv.cc.libcxx != null) " -l${stdenv.cc.libcxx.cxxabi.libName}";
+
 
   preConfigure = ''
     sed -i 's@/usr/bin/file@${file}/bin/file@' configure