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111
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1 // { dg-do run { target c++11 } }
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2
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3 // PR c++/33510
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4 #define SIZE_FROM_CTOR
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5 extern "C" void abort ();
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6
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7 template<int M, int N> struct pair
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8 {
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9 int i, j;
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10 pair () : i (M), j (N) {}
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11 };
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12
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13 template<int... M> struct S
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14 {
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15 template<int... N> static int *foo ()
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16 {
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17 #ifdef SIZE_FROM_CTOR
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18 static int x[] = { (M + N)..., -1 };
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19 #else
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20 static int x[1 + sizeof... N] = { (M + N)..., -1 };
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21 #endif
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22 return x;
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23 }
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24 };
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25
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26 template<typename... M> struct R
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27 {
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28 template<typename... N> static int *foo ()
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29 {
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30 #ifdef SIZE_FROM_CTOR
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31 static int x[] = { (sizeof(M) + sizeof(N))..., -1 };
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32 #else
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33 static int x[1 + sizeof... N] = { (sizeof(M) + sizeof(N))..., -1 };
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34 #endif
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35 return x;
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36 }
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37 };
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38
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39 int *bar ()
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40 {
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41 return S<0, 1, 2>::foo<0, 1, 2> ();
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42 }
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43
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44 int *baz ()
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45 {
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46 return R<char, short, int>::foo<float, double, long> ();
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47 }
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48
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49
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50 int main ()
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51 {
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52 int *p = bar ();
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53 if (p[0] != 0 || p[1] != 2 || p[2] != 4 || p[3] != -1)
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54 abort ();
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55 }
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