From 2eb363cea53f07e518117bed25cf4e8ec3ca6a56 Mon Sep 17 00:00:00 2001
From: Gary Ching-Pang Lin <chingpang@gmail.com>
Date: Tue, 5 Aug 2014 17:33:12 +0800
Subject: [PATCH] Initialize sum_sq before using it

or the standard deviation would be incorrect.
---
 LogHistogramSampler.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/LogHistogramSampler.h b/LogHistogramSampler.h
index 759d7f3..e1a781c 100644
--- a/LogHistogramSampler.h
+++ b/LogHistogramSampler.h
@@ -23,7 +23,7 @@ public:
   double sum_sq;
 
   LogHistogramSampler() = delete;
-  LogHistogramSampler(int _bins) : sum(0.0) {
+  LogHistogramSampler(int _bins) : sum(0.0), sum_sq(0.0) {
     assert(_bins > 0);
 
     bins.resize(_bins + 1, 0);