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// { dg-do assemble  }
// PRMS Id: 6662
// Bug: we crash trying to check the access on anglesSinesCosines.

#define Double double

class GCTransform
{
  protected:
    struct angle
    {
        Double phi1 ;
        Double phi2 ;
    } ;

    struct sineAndCosine
    {
        Double cosine1 ;
        Double cosine2 ;
        Double sine1 ;
        Double sine2 ;
    } ;

    union anglesSinesCosines
    {
        struct angle a ;
        struct sineAndCosine siCo ;
    } ;
};

class GCTransTransmit : public GCTransform
{
  protected:

    struct GCTransTransmitDataTemp
    {
        union anglesSinesCosines t ; // causes abort
    } ;
} ;