···

       
21
       
21
       
 
       
    # Hack: NIX_CFLAGS_COMPILE doesn't work here because clang++ isn't

     

       
22
       
22
       
 
       
    # wrapped at this point.

     

       
23
       
23
       
 
       
    export CXX="clang++ -D_LIBCXX_DYNAMIC_FALLBACK=1"

     

       
24
       
24
       
+
       
    unset SDKROOT

     

       
24
       
25
       
 
       
  '';

     

       
25
       
26
       
 
       


     

       
26
       
27
       
 
       
  installPhase = if stdenv.isDarwin