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150
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1 // No PCH:
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2 // RUN: %clang_cc1 -pedantic -fsized-deallocation -std=c++1z -include %s -verify %s
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3 //
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4 // With PCH:
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5 // RUN: %clang_cc1 -pedantic -fsized-deallocation -std=c++1z -emit-pch %s -o %t
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6 // RUN: %clang_cc1 -pedantic -fsized-deallocation -std=c++1z -include-pch %t -verify %s
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7
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207
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8 // RUN: %clang_cc1 -pedantic -fsized-deallocation -std=c++1z -emit-pch -fpch-instantiate-templates %s -o %t
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9 // RUN: %clang_cc1 -pedantic -fsized-deallocation -std=c++1z -include-pch %t -verify %s
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10
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150
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11 // expected-no-diagnostics
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12
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13 #ifndef HEADER
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14 #define HEADER
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15
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16 using size_t = decltype(sizeof(0));
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17
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18 // Call the overaligned form of 'operator new'.
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19 struct alignas(256) Q { int n; };
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20 void *f() { return new Q; }
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21
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22 // Extract the std::align_val_t type from the implicit declaration of operator delete.
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23 template<typename AlignValT>
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24 AlignValT extract(void (*)(void*, size_t, AlignValT));
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25 using T = decltype(extract(&operator delete));
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26
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27 #else
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28
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29 // ok, calls aligned allocation via placement syntax
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30 void *q = new (T{16}) Q;
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31
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32 namespace std {
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33 enum class align_val_t : size_t {};
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34 }
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35
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36 using T = std::align_val_t; // ok, same type
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37
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38 #endif
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