diff --git a/Formula/gmp.rb b/Formula/gmp.rb
new file mode 100644
index 0000000000..6603e3b097
--- /dev/null
+++ b/Formula/gmp.rb
@@ -0,0 +1,20 @@
+require 'brewkit'
+
+class Gmp <Formula
+  url 'ftp://ftp.gnu.org/gnu/gmp/gmp-4.3.1.tar.bz2'
+  homepage 'http://gmplib.org/'
+  sha1 'acbd1edc61230b1457e9742136994110e4f381b2'
+
+  def install
+    if MACOS_VERSION == 10.6
+      # On OS X 10.6, some tests fail under LLVM
+      ENV.gcc_4_2
+    end
+
+    system "./configure", "--prefix=#{prefix}", "--disable-debug", "--disable-dependency-tracking"
+    system "make install"
+    
+    # Verify that the library compiled correctly.
+    system "make check"
+  end
+end