81 lines
3.1 KiB
C++
81 lines
3.1 KiB
C++
// RUN: %clangxx -std=c++1z -faligned-allocation -O0 %s -o %t && %run %t
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// RUN: %clangxx -std=c++1z -faligned-allocation -fsized-deallocation -O0 %s -o %t && %run %t
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// ubsan does not intercept new/delete.
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// UNSUPPORTED: ubsan
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// Check that all new/delete variants are defined and work with supported
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// sanitizers. Sanitizer-specific failure modes tests are supposed to go to
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// the particular sanitizier's test suites.
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#include <cstddef>
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// Define all new/delete to do not depend on the version provided by the
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// platform. The implementation is provided by the sanitizer anyway.
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namespace std {
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struct nothrow_t {};
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static const nothrow_t nothrow;
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enum class align_val_t : size_t {};
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} // namespace std
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void *operator new(size_t);
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void *operator new[](size_t);
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void *operator new(size_t, std::nothrow_t const&);
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void *operator new[](size_t, std::nothrow_t const&);
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void *operator new(size_t, std::align_val_t);
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void *operator new[](size_t, std::align_val_t);
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void *operator new(size_t, std::align_val_t, std::nothrow_t const&);
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void *operator new[](size_t, std::align_val_t, std::nothrow_t const&);
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void operator delete(void*) throw();
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void operator delete[](void*) throw();
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void operator delete(void*, std::nothrow_t const&);
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void operator delete[](void*, std::nothrow_t const&);
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void operator delete(void*, size_t) throw();
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void operator delete[](void*, size_t) throw();
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void operator delete(void*, std::align_val_t) throw();
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void operator delete[](void*, std::align_val_t) throw();
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void operator delete(void*, std::align_val_t, std::nothrow_t const&);
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void operator delete[](void*, std::align_val_t, std::nothrow_t const&);
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void operator delete(void*, size_t, std::align_val_t) throw();
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void operator delete[](void*, size_t, std::align_val_t) throw();
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template<typename T>
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inline T* break_optimization(T *arg) {
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__asm__ __volatile__("" : : "r" (arg) : "memory");
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return arg;
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}
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struct S12 { int a, b, c; };
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struct alignas(128) S12_128 { int a, b, c; };
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struct alignas(256) S12_256 { int a, b, c; };
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struct alignas(512) S1024_512 { char a[1024]; };
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struct alignas(1024) S1024_1024 { char a[1024]; };
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int main(int argc, char **argv) {
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delete break_optimization(new S12);
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operator delete(break_optimization(new S12), std::nothrow);
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delete [] break_optimization(new S12[100]);
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operator delete[](break_optimization(new S12[100]), std::nothrow);
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delete break_optimization(new S12_128);
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operator delete(break_optimization(new S12_128),
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std::align_val_t(alignof(S12_128)));
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operator delete(break_optimization(new S12_128),
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std::align_val_t(alignof(S12_128)), std::nothrow);
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operator delete(break_optimization(new S12_128), sizeof(S12_128),
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std::align_val_t(alignof(S12_128)));
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delete [] break_optimization(new S12_128[100]);
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operator delete[](break_optimization(new S12_128[100]),
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std::align_val_t(alignof(S12_128)));
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operator delete[](break_optimization(new S12_128[100]),
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std::align_val_t(alignof(S12_128)), std::nothrow);
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operator delete[](break_optimization(new S12_128[100]), sizeof(S12_128[100]),
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std::align_val_t(alignof(S12_128)));
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}
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