From 70219ee1aea2115ccfeca957c9a68ab99a60e559 Mon Sep 17 00:00:00 2001
From: tqchen <tianqi.tchen@gmail.com>
Date: Tue, 2 Sep 2014 09:06:24 -0700
Subject: [PATCH] move nthread to local var

---
 src/tree/updater_refresh-inl.hpp | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/src/tree/updater_refresh-inl.hpp b/src/tree/updater_refresh-inl.hpp
index 2c7b19bea..a37630333 100644
--- a/src/tree/updater_refresh-inl.hpp
+++ b/src/tree/updater_refresh-inl.hpp
@@ -26,13 +26,14 @@ class TreeRefresher: public IUpdater {
   virtual void Update(const std::vector<bst_gpair> &gpair,
                       IFMatrix *p_fmat,
                       const BoosterInfo &info,
-                      const std::vector<RegTree*> &trees) {
+                      const std::vector<RegTree*> &trees) {    
     if (trees.size() == 0) return;
     // number of threads
     // thread temporal space
     std::vector< std::vector<TStats> > stemp;
     std::vector<RegTree::FVec> fvec_temp;
     // setup temp space for each thread
+    int nthread;
     #pragma omp parallel
     {
       nthread = omp_get_num_threads();
@@ -126,8 +127,6 @@ class TreeRefresher: public IUpdater {
       this->Refresh(gstats, tree[nid].cright(), p_tree);
     }
   }
-  // number of thread in the data
-  int nthread;
   // training parameter
   TrainParam param;
 };