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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 // Test user-defined literals.
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4 // Test template operator declaration and definition.
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5
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6 #include <cassert>
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7
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8 template<char...>
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9 int operator"" _abc();
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10
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11 template<>
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12 int
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13 operator"" _abc<>()
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14 { return -1; }
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15
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16 template<>
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17 int
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18 operator"" _abc<'L','U','E'>()
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19 { return 42; }
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20
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21 template<>
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22 int
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23 operator"" _abc<'6','6','6'>()
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24 { return 21; }
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25
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131
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26 void
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111
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27 test1()
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28 {
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29 int i = operator"" _abc<'1','2','3'>();
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30 assert(i == 45);
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31 int universal_meaning = operator"" _abc<'L','U','E'>();
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32 assert(universal_meaning == 42);
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33 int b = operator"" _abc<'6','6','6'>();
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34 int z = operator"" _abc<>();
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35 assert(z == -1);
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36 int j = 123_abc;
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37 assert(j == i);
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38 int jb = 666_abc;
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39 assert(jb == b);
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40 }
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41
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42 int
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43 main()
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44 {
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45 test1();
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46 }
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47
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48 template<char... Chars>
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49 int operator"" _abc()
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50 { return 42 + sizeof...(Chars); }
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