--- double-conversion.cabal.orig	2014-08-13 18:38:48 UTC
+++ double-conversion.cabal
@@ -71,7 +71,8 @@ library
     double-conversion/src/fixed-dtoa.cc
     double-conversion/src/strtod.cc
 
-  extra-libraries: stdc++
+  cc-options:      -std=c++11 -stdlib=libc++
+  extra-libraries: cxxrt gcc_s
 
   include-dirs:
     double-conversion/src