diff --git a/Library/Homebrew/bottles.rb b/Library/Homebrew/bottles.rb
index 81c94262ef..6b8a4875a8 100644
--- a/Library/Homebrew/bottles.rb
+++ b/Library/Homebrew/bottles.rb
@@ -8,13 +8,12 @@ def bottle_filename f, bottle_version=nil
   "#{name}-#{version}#{bottle_native_suffix(bottle_version)}"
 end
 
-def bottles_supported?
-  HOMEBREW_PREFIX.to_s == '/usr/local' and HOMEBREW_CELLAR.to_s == '/usr/local/Cellar' and Hardware.is_64_bit? || !MacOS.snow_leopard?
-end
-
 def install_bottle? f
   return true if ARGV.include? '--install-bottle'
-  not ARGV.build_from_source? and bottle_current?(f)
+  not ARGV.build_from_source? \
+    and ARGV.bottles_supported? \
+    and ARGV.options_only.empty? \
+    and bottle_current?(f)
 end
 
 def built_as_bottle? f
diff --git a/Library/Homebrew/extend/ARGV.rb b/Library/Homebrew/extend/ARGV.rb
index e8a227258c..4d8663394f 100644
--- a/Library/Homebrew/extend/ARGV.rb
+++ b/Library/Homebrew/extend/ARGV.rb
@@ -124,15 +124,20 @@ module HomebrewArgvExtension
     include? '--32-bit'
   end
 
+  def bottles_supported?
+    # Snow Leopard was the only version of OS X that supported
+    # both 64-bit and 32-bit processors and kernels.
+    (Hardware.is_64_bit? or not MacOS.snow_leopard?) \
+      and HOMEBREW_PREFIX.to_s == '/usr/local' \
+      and HOMEBREW_CELLAR.to_s == '/usr/local/Cellar' \
+  end
+
   def build_bottle?
-    require 'bottles'
-    bottles_supported? and include? '--build-bottle'
+    include? '--build-bottle' and bottles_supported?
   end
 
   def build_from_source?
-    require 'bottles'
-    flag? '--build-from-source' or ENV['HOMEBREW_BUILD_FROM_SOURCE'] \
-      or not bottles_supported? or not options_only.empty?
+    include? '--build-from-source' or ENV['HOMEBREW_BUILD_FROM_SOURCE']
   end
 
   def flag? flag