From: Ian Lynagh <igloo@earth.li>
Date: Wed, 20 May 2009 22:40:20 +0000 (+0000)
Subject: Need to pass gcc -m64 on amd64 OSX
X-Git-Url: http://git.megacz.com/?a=commitdiff_plain;h=d282b3c7ff1c950023206b50a480cc8a285dae12;hp=aaf192c3fba95ba4adf3e128551b7cb579890ad1;p=ghc-hetmet.git

Need to pass gcc -m64 on amd64 OSX
---

diff --git a/compiler/main/DynFlags.hs b/compiler/main/DynFlags.hs
index 4e1b5ae..50fd2cf 100644
--- a/compiler/main/DynFlags.hs
+++ b/compiler/main/DynFlags.hs
@@ -2258,7 +2258,13 @@ machdepCCOpts _dflags
         = ( [], ["-fomit-frame-pointer", "-G0"] )
 
 #elif x86_64_TARGET_ARCH
-        = ( [], ["-fomit-frame-pointer",
+        = (
+#if darwin_TARGET_OS
+            ["-m64"],
+#else
+            [],
+#endif
+                ["-fomit-frame-pointer",
                  "-fno-asynchronous-unwind-tables",
                         -- the unwind tables are unnecessary for HC code,
                         -- and get in the way of -split-objs.  Another option