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annotate gcc/testsuite/g++.dg/coroutines/pr93458-3-missing-handle.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-additional-options "-fsyntax-only -fexceptions -w" }
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2
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3 // Diagose missing coroutine handle class template.
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4
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5 namespace std {
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6 // coroutine traits
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7 template<typename _R, typename...> struct coroutine_traits {
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8 using promise_type = typename _R::promise_type;
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9 };
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10 }
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11
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12 int
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13 bad_coroutine (void)
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14 {
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15 co_yield 5; // { dg-error {coroutines require a handle class template; cannot find 'std::coroutine_handle'} }
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16 co_return;
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17 }