From 7a663b6612c8eb1e813b84f5c12e39a03dfea685 Mon Sep 17 00:00:00 2001
From: Danilo Piparo <danilo.piparo@cern.ch>
Date: Thu, 6 Oct 2016 14:43:56 +0200
Subject: [PATCH] Add missing EnableThreadSafety
---
tutorials/multicore/mt201_parallelHistoFill.C | 2 ++
1 file changed, 2 insertions(+)
diff --git a/tutorials/multicore/mt201_parallelHistoFill.C b/tutorials/multicore/mt201_parallelHistoFill.C
index b50fb9e12da..f8f02dbe82a 100644
--- a/tutorials/multicore/mt201_parallelHistoFill.C
+++ b/tutorials/multicore/mt201_parallelHistoFill.C
@@ -19,6 +19,8 @@ const UInt_t poolSize = 4U;
Int_t mt201_parallelHistoFill()
{
+ ROOT::EnableThreadSafety();
+
// The concrete histogram instances are created in each thread
// lazily, i.e. only if a method is invoked.
ROOT::TThreadedObject<TH1F> ts_h("myHist", "Filled in parallel", 128, -8, 8);
--
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