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annotate gcc/testsuite/g++.dg/conversion/qual3.C @ 145:1830386684a0

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gcc-9.2.0
author anatofuz
date Thu, 13 Feb 2020 11:34:05 +0900
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145
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1 // PR c++/88128 - DR 330: Qual convs and pointers to arrays of pointers.
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2 // { dg-do compile { target c++17 } }
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3
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4 using P = int *(*)[3];
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5 using Q = const int *const (*)[3];
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6 using Qi = const int *[3];
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7 using Q2 = Qi const *;
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8 using R = const int *const (*)[4];
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9 using S = const int *const (*)[];
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10 using T = const int *(*)[];
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11
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12 void
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13 f (P p, Q q, Q2 q2, R r, S s, T t)
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14 {
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15 q = p;
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16 q2 = p;
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17 r = p; // { dg-error "cannot convert" }
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18 t = p; // { dg-error "cannot convert" }
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19 s = t;
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20 t = s; // { dg-error "invalid conversion" }
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21
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22 // Test const_cast.
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23 const_cast<P>(q);
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24 const_cast<P>(q2);
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25 const_cast<Q>(p);
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26 const_cast<Q2>(p);
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27 const_cast<S>(p); // { dg-error "3:invalid .const_cast." }
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28 const_cast<P>(s); // { dg-error "3:invalid .const_cast." }
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29 const_cast<S>(q); // { dg-error "3:invalid .const_cast." }
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30 const_cast<S>(q2); // { dg-error "3:invalid .const_cast." }
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31 const_cast<Q>(s); // { dg-error "3:invalid .const_cast." }
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32 const_cast<Q2>(s); // { dg-error "3:invalid .const_cast." }
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33 const_cast<T>(s);
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34 const_cast<S>(t);
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35 const_cast<T>(q); // { dg-error "3:invalid .const_cast." }
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36 const_cast<Q>(t); // { dg-error "3:invalid .const_cast." }
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37
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38 // Test reinterpret_cast.
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39 reinterpret_cast<P>(q); // { dg-error "3:.reinterpret_cast. \[^\n\r]* casts away qualifiers" }
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40 reinterpret_cast<P>(q2); // { dg-error "3:.reinterpret_cast. \[^\n\r]* casts away qualifiers" }
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41 reinterpret_cast<Q>(p);
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42 reinterpret_cast<Q2>(p);
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43 reinterpret_cast<S>(p);
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44 reinterpret_cast<P>(s); // { dg-error "3:.reinterpret_cast. \[^\n\r]* casts away qualifiers" }
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45 reinterpret_cast<S>(q);
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46 reinterpret_cast<S>(q2);
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47 reinterpret_cast<Q>(s);
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48 reinterpret_cast<Q2>(s);
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49 reinterpret_cast<T>(s); // { dg-error "3:.reinterpret_cast. \[^\n\r]* casts away qualifiers" }
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50 reinterpret_cast<S>(t);
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51 reinterpret_cast<T>(q); // { dg-error "3:.reinterpret_cast. \[^\n\r]* casts away qualifiers" }
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52 reinterpret_cast<Q>(t);
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53 }