* ext/socket/lib/socket.rb: Specify frozen_string_literal: true.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@52576 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 3 insertions, 1 deletions

diff --git a/ext/socket/lib/socket.rb b/ext/socket/lib/socket.rb
index 7c66e8f730..d5f66bcd27 100644
--- a/ext/socket/lib/socket.rb
+++ b/ext/socket/lib/socket.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'socket.so'
 require 'io/wait'
 
@@ -747,7 +749,7 @@ class Socket < BasicSocket
     attr_reader :local_address
 
     def inspect # :nodoc:
-      "\#<#{self.class}: #{@remote_address.inspect_sockaddr} to #{@local_address.inspect_sockaddr}>"
+      "\#<#{self.class}: #{@remote_address.inspect_sockaddr} to #{@local_address.inspect_sockaddr}>".dup
     end
 
     # Sends the String +msg+ to the source