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145
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1 // { dg-do run }
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2
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3 #include <stddef.h>
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4
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5 namespace std {
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6 template<typename T, size_t N> struct array {
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7 T elems[N];
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8 const T &operator[](size_t i) const { return elems[i]; }
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9 };
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10 }
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11
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12 using Coordinates = std::array<double, 3>;
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13
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14 Coordinates map(const Coordinates &c, size_t level)
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15 {
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16 Coordinates result{ c[1], c[2], c[0] };
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17
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18 if (level != 0)
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19 result = map (result, level - 1);
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20
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21 return result;
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22 }
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23
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24 int main()
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25 {
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26 Coordinates vecOfCoordinates = { 1.0, 2.0, 3.0 };
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27
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28 auto result = map(vecOfCoordinates, 1);
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29 if (result[0] != 3 || result[1] != 1 || result[2] != 2)
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30 __builtin_abort ();
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31
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32 return 0;
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33 }
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