From bf0c3cb854fd5ada2bc010a027e117883df37f2a Mon Sep 17 00:00:00 2001
From: Charlie Sharpsteen
Date: Tue, 17 Apr 2012 12:08:58 -0700
Subject: GHC: Install 64bit version by default

The 64bit version of GHC became officially supported with the 7.0.2 release.
This is now used as the default unless the user does not have the required
hardware or invokes the `--32-bit` flag.

Closes #11490.
Closes #11491.
Closes #11708.
---
 Library/Formula/ghc.rb | 17 +++--------------
 1 file changed, 3 insertions(+), 14 deletions(-)

(limited to 'Library')

diff --git a/Library/Formula/ghc.rb b/Library/Formula/ghc.rb
index 47ceb4061..174967928 100644
--- a/Library/Formula/ghc.rb
+++ b/Library/Formula/ghc.rb
@@ -15,7 +15,7 @@ end
 
 class Ghc < Formula
   homepage 'http://haskell.org/ghc/'
-  if ARGV.include? '--64bit'
+  if Hardware.is_64_bit? and not ARGV.build_32_bit?
     url "http://www.haskell.org/ghc/dist/7.0.4/ghc-7.0.4-x86_64-apple-darwin.tar.bz2"
     md5 'af89d3d2ca6e9b23384baacb7d8161dd'
   else
@@ -24,7 +24,7 @@ class Ghc < Formula
   end
 
   devel do
-    if ARGV.include? '--64bit'
+    if Hardware.is_64_bit? and not ARGV.build_32_bit?
       url "http://www.haskell.org/ghc/dist/7.4.1/ghc-7.4.1-x86_64-apple-darwin.tar.bz2"
       md5 '04a572f72c25e9d8fcbd7e9363d276bf'
     else
@@ -48,30 +48,19 @@ class Ghc < Formula
   end
 
   def options
-    [['--64bit', 'Install 64-bit version of GHC (experimental).']]
+    [['--32-bit', 'Build 32-bit only.']]
   end
 
   def install
     if ARGV.build_devel?
       opoo "The current version of haskell-platform will NOT work with this version of GHC!"
     end
-    if ARGV.include? '--64bit'
-      if Hardware.is_64_bit?
-        opoo "The x86_64 version is experimental!"
-      else
-        onoe "The x86_64 version is only for 64-bit hardware."
-        exit 1
-      end
-    end
 
     system "./configure --prefix=#{prefix}"
     system "make install"
   end
 
   def caveats; <<-EOS.undent
-    The 32-bit version of GHC is installed by default, as the x84_64 version is
-    labelled experimental. Override with `--64bit`.
-
     This brew is for GHC only; you might also be interested in haskell-platform.
     EOS
   end
-- 
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