1/* { dg-do compile } */
2/* Testcase by Martin Michlmayr <tbm@cyrius.com> */
3
4class Matrix
5{
6  public:
7    double data[4][4];
8    Matrix operator* (const Matrix matrix) const;
9    void makeRotationAboutVector (void);
10};
11void Matrix::makeRotationAboutVector (void)
12{
13   Matrix irx;
14   *this = irx * (*this);
15}
16Matrix Matrix::operator* (const Matrix matrix) const
17{
18  Matrix ret;
19  for (int i = 0; i < 4; i++)
20    for (int j = 0; j < 4; j++)
21      ret.data[j][i] = matrix.data[j][2] + matrix.data[j][3];
22  return ret;
23}
24
25/* { dg-final { cleanup-tree-dump "vect" } } */
26