From fc5f37f0e1cda9afc108e2bed5676714cb7d7028 Mon Sep 17 00:00:00 2001
From: nobu <nobu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Thu, 10 Nov 2011 06:13:37 +0000
Subject: * lib/mkmf.rb (try_func): ignore empty opts.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@33697 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 lib/mkmf.rb | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

(limited to 'lib')

diff --git a/lib/mkmf.rb b/lib/mkmf.rb
index f397ad1a17..88d065027b 100644
--- a/lib/mkmf.rb
+++ b/lib/mkmf.rb
@@ -625,14 +625,17 @@ def try_func(func, libs, headers = nil, opt = "", &b)
 	break opt = opt.send(meth, *args)
       end
     end
+    opt = "#{opt} #{libs}"
+  else
+    opt = libs
   end
-  try_link(<<"SRC", "#{opt} #{libs}", &b) or
+  try_link(<<"SRC", opt, &b) or
 #{headers}
 /*top*/
 #{MAIN_DOES_NOTHING}
 int t() { #{decltype["volatile p"]}; p = (#{decltype[]})#{func}; return 0; }
 SRC
-  call && try_link(<<"SRC", "#{opt} #{libs}", &b)
+  call && try_link(<<"SRC", opt, &b)
 #{headers}
 /*top*/
 #{MAIN_DOES_NOTHING}
-- 
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