annotate gcc/testsuite/g++.dg/cpp2a/spaceship-synth3a.C @ 145:1830386684a0

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 // Test for reversed candidates.
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2 // { dg-do run { target c++2a } }
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3
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4 #include <compare>
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5
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6 struct D
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7 {
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8 int i;
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9 auto operator<=>(int x) const { return i<=>x; }
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10 bool operator== (int x) const { return i==x; }
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11 };
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12
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13 #define assert(X) do { if (!(X)) __builtin_abort(); } while (0)
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14
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15 template <class T>
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16 void f()
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17 {
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18 D d{42};
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19 int d1 = 42;
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20 int d2 = 24;
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21
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22 assert (is_eq (d <=> d1));
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23 assert (is_eq (d1 <=> d));
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24 assert (is_lteq (d <=> d1));
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25 assert (is_lteq (d1 <=> d));
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26 assert (is_gteq (d <=> d1));
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27 assert (is_gteq (d1 <=> d));
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28 assert (is_lt (d2 <=> d));
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29 assert (is_lteq (d2 <=> d));
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30 assert (is_gt (d <=> d2));
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31 assert (is_gteq (d <=> d2));
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32
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33 assert (d == d1);
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34 assert (d1 == d);
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35 assert (!(d2 == d));
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36 assert (!(d == d2));
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37 assert (d != d2);
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38 assert (d2 != d);
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39 assert (!(d != d1));
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40 assert (!(d1 != d));
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41
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42 assert (d2 < d);
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43 assert (d2 <= d);
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44 assert (d1 <= d);
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45 assert (d > d2);
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46 assert (d >= d2);
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47 assert (d >= d1);
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48 assert (d <= d1);
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49 }
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50
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51 int main()
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52 {
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53 f<int>();
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54 }