| 1 | /// From sanitizer_common/TestCases/Linux/new_delete_test.cpp |
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| 2 | // RUN: %clangxx_nsan -fno-sized-deallocation -O0 %s -o %t && %run %t |
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| 3 | // RUN: %clangxx_nsan -fsized-deallocation -O0 %s -o %t && %run %t |
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| 4 | |
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| 5 | #include <cstddef> |
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| 6 | |
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| 7 | namespace std { |
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| 8 | struct nothrow_t {}; |
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| 9 | static const nothrow_t nothrow; |
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| 10 | enum class align_val_t : size_t {}; |
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| 11 | } // namespace std |
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| 12 | |
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| 13 | void *operator new(size_t); |
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| 14 | void *operator new[](size_t); |
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| 15 | void *operator new(size_t, std::nothrow_t const &); |
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| 16 | void *operator new[](size_t, std::nothrow_t const &); |
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| 17 | void *operator new(size_t, std::align_val_t); |
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| 18 | void *operator new[](size_t, std::align_val_t); |
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| 19 | void *operator new(size_t, std::align_val_t, std::nothrow_t const &); |
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| 20 | void *operator new[](size_t, std::align_val_t, std::nothrow_t const &); |
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| 21 | |
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| 22 | void operator delete(void *) throw(); |
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| 23 | void operator delete[](void *) throw(); |
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| 24 | void operator delete(void *, std::nothrow_t const &); |
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| 25 | void operator delete[](void *, std::nothrow_t const &); |
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| 26 | void operator delete(void *, size_t) throw(); |
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| 27 | void operator delete[](void *, size_t) throw(); |
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| 28 | void operator delete(void *, std::align_val_t) throw(); |
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| 29 | void operator delete[](void *, std::align_val_t) throw(); |
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| 30 | void operator delete(void *, std::align_val_t, std::nothrow_t const &); |
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| 31 | void operator delete[](void *, std::align_val_t, std::nothrow_t const &); |
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| 32 | void operator delete(void *, size_t, std::align_val_t) throw(); |
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| 33 | void operator delete[](void *, size_t, std::align_val_t) throw(); |
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| 34 | |
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| 35 | template <typename T> inline T *break_optimization(T *arg) { |
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| 36 | __asm__ __volatile__("" : : "r" (arg) : "memory" ); |
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| 37 | return arg; |
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| 38 | } |
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| 39 | |
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| 40 | struct S12 { |
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| 41 | int a, b, c; |
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| 42 | }; |
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| 43 | struct alignas(128) S12_128 { |
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| 44 | int a, b, c; |
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| 45 | }; |
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| 46 | struct alignas(256) S12_256 { |
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| 47 | int a, b, c; |
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| 48 | }; |
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| 49 | struct alignas(512) S1024_512 { |
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| 50 | char a[1024]; |
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| 51 | }; |
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| 52 | struct alignas(1024) S1024_1024 { |
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| 53 | char a[1024]; |
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| 54 | }; |
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| 55 | |
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| 56 | int main(int argc, char **argv) { |
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| 57 | delete break_optimization(arg: new S12); |
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| 58 | operator delete(break_optimization(arg: new S12), std::nothrow); |
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| 59 | delete[] break_optimization(arg: new S12[100]); |
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| 60 | operator delete[](break_optimization(arg: new S12[100]), std::nothrow); |
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| 61 | |
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| 62 | delete break_optimization(arg: new S12_128); |
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| 63 | operator delete(break_optimization(arg: new S12_128), |
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| 64 | std::align_val_t(alignof(S12_128))); |
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| 65 | operator delete(break_optimization(arg: new S12_128), |
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| 66 | std::align_val_t(alignof(S12_128)), std::nothrow); |
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| 67 | operator delete(break_optimization(arg: new S12_128), sizeof(S12_128), |
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| 68 | std::align_val_t(alignof(S12_128))); |
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| 69 | |
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| 70 | delete[] break_optimization(arg: new S12_128[100]); |
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| 71 | operator delete[](break_optimization(arg: new S12_128[100]), |
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| 72 | std::align_val_t(alignof(S12_128))); |
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| 73 | operator delete[](break_optimization(arg: new S12_128[100]), |
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| 74 | std::align_val_t(alignof(S12_128)), std::nothrow); |
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| 75 | operator delete[](break_optimization(arg: new S12_128[100]), sizeof(S12_128[100]), |
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| 76 | std::align_val_t(alignof(S12_128))); |
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| 77 | } |
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| 78 | |
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