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annotate gcc/testsuite/g++.dg/cpp2a/nontype-class1.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 // { dg-do compile { target c++2a } }
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2 // { dg-additional-options "-fdelete-null-pointer-checks" }
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3
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4 struct A
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5 {
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6 int i;
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7 constexpr A (int i): i(i) {}
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8 // auto operator<=> (const A&) = default;
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9 };
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10
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11 template <A a>
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12 struct B
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13 {
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14 static constexpr int i = a.i;
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15 static constexpr A const* ap = &a;
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16 };
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17
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18 template <A a>
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19 struct C
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20 {
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21 static constexpr A const* ap = &a;
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22 };
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23
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24 static_assert(B<1>::i == 1);
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25 static_assert(B<2>::i == 2);
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26 static_assert(B<1>::ap == C<1>::ap);
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27 static_assert(B<1>::ap != C<2>::ap);
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28
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29 // { dg-final { scan-assembler "_Z1fP1BIXtl1ALi1EEEE" } }
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30 // { dg-final { scan-assembler "_ZTAXtl1ALi1EEE" } }
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31 const void* f(B<1> *p) {
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32 constexpr int i = p->ap->i;
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33 return p->ap;
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34 }