os/mac/utils/bottles: handle Linux bottles.

Library/Homebrew/compat.rb

@@ -1,3 +1,4 @@
+require "compat/extend/os/mac/utils/bottles"
 require "compat/requirements/x11_requirement"
 require "compat/requirements/xcode_requirement"
 require "compat/cask"

Library/Homebrew/compat/extend/os/mac/utils/bottles.rb

@@ -0,0 +1,19 @@
+module Utils
+  class Bottles
+    class Collector
+      module Compat
+        private
+
+        def tag_without_or_later(tag)
+          return super unless tag.to_s.end_with?("_or_later")
+
+          odeprecated "`or_later` bottles",
+                      "bottles without `or_later` (or_later is implied now)"
+          tag.to_s[/(\w+)_or_later$/, 1].to_sym
+        end
+      end
+
+      prepend Compat
+    end
+  end
+end

Library/Homebrew/extend/os/mac/utils/bottles.rb

@@ -42,6 +42,10 @@ def find_altivec_tag(tag)
         altivec_tag if key?(altivec_tag)
       end
 
+      def tag_without_or_later(tag)
+        tag
+      end
+
       # Find a bottle built for a previous version of macOS.
       def find_older_compatible_tag(tag)
         begin
@@ -51,13 +55,12 @@ def find_older_compatible_tag(tag)
         end
 
         keys.find do |key|
-          # TODO: move to compat?
-          key_tag_version = if key.to_s.end_with?("_or_later")
-            key.to_s[/(\w+)_or_later$/, 1].to_sym
-          else
-            key
+          key_tag_version = tag_without_or_later(key)
+          begin
+            MacOS::Version.from_symbol(key_tag_version) <= tag_version
+          rescue ArgumentError
+            false
           end
-          MacOS::Version.from_symbol(key_tag_version) <= tag_version
         end
       end
     end