From: Owen Anderson <resistor@mac.com>
Date: Tue, 11 Sep 2007 04:43:51 +0000 (+0000)
Subject: Don't bother to initialize values corresponding to empty or tombstone
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=98153ecbc1b29c576ff43a7718c3f657f81b8aac;p=oota-llvm.git

Don't bother to initialize values corresponding to empty or tombstone
keys.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@41834 91177308-0d34-0410-b5e6-96231b3b80d8
---

diff --git a/include/llvm/ADT/DenseMap.h b/include/llvm/ADT/DenseMap.h
index fe912404cd9..43382492856 100644
--- a/include/llvm/ADT/DenseMap.h
+++ b/include/llvm/ADT/DenseMap.h
@@ -203,7 +203,9 @@ private:
     else
       for (size_t i = 0; i < other.NumBuckets; ++i) {
         new (Buckets[i].first) KeyT(other.Buckets[i].first);
-        new (Buckets[i].second) ValueT(other.Buckets[i].second);
+        if (Buckets[i].first != getEmptyKey() &&
+	    Buckets[i].first != getTombstoneKey())
+          new (Buckets[i].second) ValueT(other.Buckets[i].second);
       }
     NumBuckets = other.NumBuckets;
   }