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/* { dg-do compile } */

/* { dg-options "-O2" } */

/* PRE testcase for PR 24231, problem with PRE coalescing abnormal phis.  */

struct MemoryManager {

      virtual void deallocate() = 0;

};

struct XalanVector {

      ~XalanVector()   {

              m_memoryManager->deallocate();

                }

        void swap(XalanVector& theOther)   {

                MemoryManager* const theTempManager = m_memoryManager;

                    m_memoryManager = theOther.m_memoryManager;

                        theOther.m_memoryManager = theTempManager;

                            theOther.m_size = 0;

                              }

          void push_back()   {

                  XalanVector theTemp(*this);

                      theTemp.push_back();

                          swap(theTemp);

                            }

            MemoryManager* m_memoryManager;

              int m_size;

};

void f(void) {

      XalanVector tempVector;

        tempVector.push_back();

}