From ac951394b92270b9b61f3b53c5b5e913359681a3 Mon Sep 17 00:00:00 2001
From: Andrew Miller <andrew@amxl.com>
Date: Fri, 10 Aug 2018 22:43:25 +1000
Subject: [PATCH] Fix builds on recent ghc versions on Linux

---
 double-conversion.cabal | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/double-conversion.cabal b/double-conversion.cabal
index 96114ee..0ac2bea 100644
--- a/double-conversion.cabal
+++ b/double-conversion.cabal
@@ -80,7 +80,10 @@ library
     if os(darwin)
       extra-libraries: c++
     else
-      extra-libraries: stdc++
+      if impl(ghc >= 8)
+        extra-libraries: c++
+      else
+        extra-libraries: stdc++
 
   include-dirs:
     double-conversion/src