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1 /* This used to ICE due to a backend problem on s390. */
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2
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3 /* { dg-do compile } */
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4 /* { dg-options "-O1" } */
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5
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6 class ReferenceCounted
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7 {
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8 public:
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9
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10 virtual ~ ReferenceCounted ()
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11 {
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12 }
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13 void decrementRefCount () const
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14 {
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15 if (--const_cast < unsigned int &>(_ref_count) == 0)
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16 {
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17 delete this;
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18 }
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19 }
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20 unsigned int _ref_count;
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21 };
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22
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23 template < class T > class RefCountPointer
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24 {
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25 public:
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26
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27 RefCountPointer (T * p = 0):_p (p)
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28 {
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29 }
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30 RefCountPointer & operator= (const RefCountPointer < T > &o)
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31 {
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32 if (_p != o._p)
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33 {
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34 if (_p != 0)
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35 _p->decrementRefCount ();
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36 }
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131
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37 static RefCountPointer a;
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38 return a;
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111
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39 }
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40 ~RefCountPointer ()
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41 {
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42 }
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43 T *_p;
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44 };
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45 class Item:public ReferenceCounted
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46 {
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47 public:
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48
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49 typedef RefCountPointer < const Item > Ptr;
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50 };
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51 class AnyAtomicType:public Item
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52 {
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53 };
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54 class StaticContext
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55 {
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56 };
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57 class DynamicContext:public StaticContext
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58 {
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59 };
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60 class SortableItem
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61 {
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62 SortableItem ();
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63 int m_bAscending:1;
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64 DynamicContext *m_context;
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65 AnyAtomicType::Ptr m_item;
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66 };
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67 SortableItem::SortableItem ()
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68 {
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69 m_context = __null;
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70 m_item = __null;
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71 }
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