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annotate gcc/testsuite/g++.dg/cpp0x/trailing10.C @ 131:84e7813d76e9

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gcc-8.2
author mir3636
date Thu, 25 Oct 2018 07:37:49 +0900
parents 04ced10e8804
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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111
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1 // PR c++/65133
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2 // { dg-do compile { target c++11 } }
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3
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4 template<bool, typename Tp = void>
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5 struct enable_if { };
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6
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7 template<typename Tp>
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8 struct enable_if<true, Tp> { typedef Tp type; };
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9
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10 template <int I>
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11 struct count
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12 {
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13 using type = typename count<I-1>::type;
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14 };
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15
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16 template <>
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17 struct count<0>
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18 {
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19 using type = void;
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20 };
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21
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22 template <int I>
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23 auto foo(typename enable_if<(I>=0)>::type *
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24 = nullptr) -> typename count<I>::type { }
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25
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26 template <int I>
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27 void foo(typename enable_if<(I<0)>::type * = nullptr) { }
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28
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29 int main()
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30 {
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31 foo<2>();
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32 foo<-1>();
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33 }