From 378ba2373374015c8de4b360a30227f072616c6c Mon Sep 17 00:00:00 2001
From: Chris Dyer <cdyer@cs.cmu.edu>
Date: Thu, 1 Mar 2012 23:09:32 -0500
Subject: compile fix on old versions of gcc with MPI enabled

---
 utils/fast_sparse_vector.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/utils/fast_sparse_vector.h b/utils/fast_sparse_vector.h
index 17fa47bf..d11be48f 100644
--- a/utils/fast_sparse_vector.h
+++ b/utils/fast_sparse_vector.h
@@ -363,7 +363,7 @@ class FastSparseVector {
     }
     ar & eff_size;
     while (it != this->end()) {
-      const std::pair<const std::string&, const T&> wire_pair(FD::Convert(it->first), it->second);
+      const std::pair<std::string, T> wire_pair(FD::Convert(it->first), it->second);
       ar & wire_pair;
       ++it;
     }
-- 
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