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annotate gcc/testsuite/g++.dg/cpp0x/constexpr-function3.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 // { dg-do compile { target c++11 } }
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2
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3 // From N2235
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4
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5 // function template 1
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6 template<typename T>
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7 constexpr int bytesize(T t)
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8 { return sizeof (t); } // OK
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9
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10 char buf[bytesize(0)]; // OK -- not C99 VLA
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11
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12
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13 // function template 2
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14 template<typename _Tp>
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15 constexpr _Tp
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16 square(_Tp x) { return x; }
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17
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18 // Explicit specialization
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19 template<>
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20 constexpr unsigned long
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21 square(unsigned long x) { return x * x; }
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22
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23 // Explicit instantiation
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24 template int square(int);
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25
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26 class A { };
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27 template A square(A);
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28
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29 template long square(long);