Panzer_PtrFromStlVector.hpp

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// @HEADER
// *****************************************************************************
//           Panzer: A partial differential equation assembly
//       engine for strongly coupled complex multiphysics systems
//
// Copyright 2011 NTESS and the Panzer contributors.
// SPDX-License-Identifier: BSD-3-Clause
// *****************************************************************************
// @HEADER
 
#ifndef PANZER_PTR_FROM_STL_VECTOR_HPP
#define PANZER_PTR_FROM_STL_VECTOR_HPP
 
#include <vector>
 
namespace panzer {
 
  template <typename T>
  inline T* ptrFromStlVector(std::vector<T>& v)
  {
#ifdef _GLIBCXX_DEBUG  
    if (v.size() > 0)
      return &v[0];
    
    return NULL;
#else
    return &v[0];
#endif
  }
 
}
 
#endif