From 0bed472bc529c6fa515793984808a4f6c24fc715 Mon Sep 17 00:00:00 2001
From: moneta <lorenzo.moneta@cern.ch>
Date: Mon, 15 Jan 2018 15:00:44 +0100
Subject: [PATCH] Fix constructing the GSL MC Integrator. This fix the failure
 observed sometimes in  math core-testIntegration. (Fix ROOT-9178)

---
 math/mathmore/src/GSLMCIntegrator.cxx | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/math/mathmore/src/GSLMCIntegrator.cxx b/math/mathmore/src/GSLMCIntegrator.cxx
index 25ad7b4eac..1c00146630 100644
--- a/math/mathmore/src/GSLMCIntegrator.cxx
+++ b/math/mathmore/src/GSLMCIntegrator.cxx
@@ -100,6 +100,7 @@ GSLMCIntegrator::GSLMCIntegrator(MCIntegration::Type type, double absTol, double
 }
 
 GSLMCIntegrator::GSLMCIntegrator(const char * type, double absTol, double relTol, unsigned int calls):
+   fType(MCIntegration::kDEFAULT),
    fDim(0),
    fCalls(calls),
    fAbsTol(absTol),
@@ -316,7 +317,8 @@ void GSLMCIntegrator::SetTypeName(const char * type)
    }
 
    // create the fWorkspace object
-   if (integType != fType) SetType(integType);
+   // if it exists already with the same type it will not be re-created
+   SetType(integType);
 }
 
 
-- 
2.14.3