forked from OSchip/llvm-project
70 lines
2.6 KiB
C++
70 lines
2.6 KiB
C++
// RUN: %clang_cc1 -fexceptions -std=c++2a -fsized-deallocation -fno-aligned-allocation -verify %s
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// RUN: %clang_cc1 -fexceptions -std=c++17 -fsized-deallocation -fno-aligned-allocation -verify %s
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// RUN: %clang_cc1 -fexceptions -std=c++14 -fsized-deallocation -faligned-allocation -DHAS_ALIGN -verify %s
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// RUN: %clang_cc1 -fexceptions -std=c++11 -fsized-deallocation -faligned-allocation -DHAS_ALIGN -verify %s
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// Test that we handle aligned deallocation, sized deallocation, and destroying
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// delete as usual deallocation functions even if they are used as extensions
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// prior to C++17.
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namespace std {
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using size_t = decltype(sizeof(0));
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enum class align_val_t : size_t;
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struct destroying_delete_t {
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struct __construct { explicit __construct() = default; };
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explicit destroying_delete_t(__construct) {}
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};
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inline constexpr destroying_delete_t destroying_delete(destroying_delete_t::__construct());
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}
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// FIXME: Should destroying delete really be on in all dialects by default?
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struct A {
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void operator delete(void*) = delete;
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void operator delete(A*, std::destroying_delete_t) = delete; // expected-note {{deleted}}
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};
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void ATest(A* a) { delete a; } // expected-error {{deleted}}
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struct B {
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void operator delete(void*) = delete; // expected-note {{deleted}}
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void operator delete(void*, std::size_t) = delete;
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};
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void BTest(B *b) { delete b; }// expected-error {{deleted}}
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struct alignas(128) C {
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#ifndef HAS_ALIGN
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// expected-note@+2 {{deleted}}
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#endif
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void operator delete(void*) = delete;
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#ifdef HAS_ALIGN
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// expected-note@+2 {{deleted}}
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#endif
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void operator delete(void*, std::align_val_t) = delete;
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};
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void CTest(C *c) { delete c; } // expected-error {{deleted}}
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struct D {
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void operator delete(void*) = delete;
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void operator delete(D*, std::destroying_delete_t) = delete; // expected-note {{deleted}}
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void operator delete(D*, std::destroying_delete_t, std::size_t) = delete;
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void operator delete(D*, std::destroying_delete_t, std::align_val_t) = delete;
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void operator delete(D*, std::destroying_delete_t, std::size_t, std::align_val_t) = delete;
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};
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void DTest(D *d) { delete d; } // expected-error {{deleted}}
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struct alignas(128) E {
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void operator delete(void*) = delete;
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void operator delete(E*, std::destroying_delete_t) = delete;
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void operator delete(E*, std::destroying_delete_t, std::size_t) = delete;
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void operator delete(E*, std::destroying_delete_t, std::align_val_t) = delete;
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void operator delete(E*, std::destroying_delete_t, std::size_t, std::align_val_t) = delete;
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#ifdef HAS_ALIGN
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// expected-note@-3 {{deleted}}
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#else
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// expected-note@-7 {{deleted}}
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#endif
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};
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void ETest(E *e) { delete e; } // expected-error {{deleted}}
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