From d3e2ec203a5cf550320caa8023ac3dd103b0be7d Mon Sep 17 00:00:00 2001
From: Chris Dyer <redpony@gmail.com>
Date: Mon, 13 Oct 2014 00:42:37 -0400
Subject: new kenlm

---
 klm/util/probing_hash_table.hh | 11 ++++++++---
 1 file changed, 8 insertions(+), 3 deletions(-)

(limited to 'klm/util/probing_hash_table.hh')

diff --git a/klm/util/probing_hash_table.hh b/klm/util/probing_hash_table.hh
index 38524806..ea228dd9 100644
--- a/klm/util/probing_hash_table.hh
+++ b/klm/util/probing_hash_table.hh
@@ -1,5 +1,5 @@
-#ifndef UTIL_PROBING_HASH_TABLE__
-#define UTIL_PROBING_HASH_TABLE__
+#ifndef UTIL_PROBING_HASH_TABLE_H
+#define UTIL_PROBING_HASH_TABLE_H
 
 #include "util/exception.hh"
 #include "util/scoped.hh"
@@ -258,6 +258,10 @@ template <class EntryT, class HashT, class EqualT = std::equal_to<typename Entry
   private:
     typedef ProbingHashTable<EntryT, HashT, EqualT> Backend;
   public:
+    static std::size_t MemUsage(std::size_t size, float multiplier = 1.5) {
+      return Backend::Size(size, multiplier);
+    }
+
     typedef EntryT Entry;
     typedef typename Entry::Key Key;
     typedef const Entry *ConstIterator;
@@ -268,6 +272,7 @@ template <class EntryT, class HashT, class EqualT = std::equal_to<typename Entry
     AutoProbing(std::size_t initial_size = 10, const Key &invalid = Key(), const Hash &hash_func = Hash(), const Equal &equal_func = Equal()) :
       allocated_(Backend::Size(initial_size, 1.5)), mem_(util::MallocOrThrow(allocated_)), backend_(mem_.get(), allocated_, invalid, hash_func, equal_func) {
       threshold_ = initial_size * 1.2;
+      Clear();
     }
 
     // Assumes that the key is unique.  Multiple insertions won't cause a failure, just inconsistent lookup.
@@ -323,4 +328,4 @@ template <class EntryT, class HashT, class EqualT = std::equal_to<typename Entry
 
 } // namespace util
 
-#endif // UTIL_PROBING_HASH_TABLE__
+#endif // UTIL_PROBING_HASH_TABLE_H
-- 
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