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annotate gcc/testsuite/g++.dg/cpp2a/concepts-pr88395.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
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3 template <class T, class U>
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4 concept Concept2 = requires (T t, U u)
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5 {
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6 t += u; // { dg-error "template instantiation depth" }
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7 };
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8
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9 template <class T>
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10 concept Concept = Concept2 <T, T>;
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11
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12 struct S
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13 {
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14 template <Concept T>
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15 constexpr S& operator += (T o);
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16 };
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17
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18 constexpr S operator * (S a, S b)
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19 {
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20 return a += b;
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21 }
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22
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23 // { dg-prune-output "compilation terminated" }