blob: ab6950f296631b359eb837784ce62f3ce19f08e9 [file] [log] [blame]
// RUN: %clangxx -std=c++1z -faligned-allocation -O0 %s -o %t && %run %t
// RUN: %clangxx -std=c++1z -faligned-allocation -fsized-deallocation -O0 %s -o %t && %run %t
// ubsan does not intercept new/delete.
// UNSUPPORTED: ubsan
// Check that all new/delete variants are defined and work with supported
// sanitizers. Sanitizer-specific failure modes tests are supposed to go to
// the particular sanitizer's test suites.
#include <cstddef>
// Define all new/delete to do not depend on the version provided by the
// platform. The implementation is provided by the sanitizer anyway.
namespace std {
struct nothrow_t {};
static const nothrow_t nothrow;
enum class align_val_t : size_t {};
} // namespace std
void *operator new(size_t);
void *operator new[](size_t);
void *operator new(size_t, std::nothrow_t const&);
void *operator new[](size_t, std::nothrow_t const&);
void *operator new(size_t, std::align_val_t);
void *operator new[](size_t, std::align_val_t);
void *operator new(size_t, std::align_val_t, std::nothrow_t const&);
void *operator new[](size_t, std::align_val_t, std::nothrow_t const&);
void operator delete(void*) throw();
void operator delete[](void*) throw();
void operator delete(void*, std::nothrow_t const&);
void operator delete[](void*, std::nothrow_t const&);
void operator delete(void*, size_t) throw();
void operator delete[](void*, size_t) throw();
void operator delete(void*, std::align_val_t) throw();
void operator delete[](void*, std::align_val_t) throw();
void operator delete(void*, std::align_val_t, std::nothrow_t const&);
void operator delete[](void*, std::align_val_t, std::nothrow_t const&);
void operator delete(void*, size_t, std::align_val_t) throw();
void operator delete[](void*, size_t, std::align_val_t) throw();
template<typename T>
inline T* break_optimization(T *arg) {
__asm__ __volatile__("" : : "r" (arg) : "memory");
return arg;
}
struct S12 { int a, b, c; };
struct alignas(128) S12_128 { int a, b, c; };
struct alignas(256) S12_256 { int a, b, c; };
struct alignas(512) S1024_512 { char a[1024]; };
struct alignas(1024) S1024_1024 { char a[1024]; };
int main(int argc, char **argv) {
delete break_optimization(new S12);
operator delete(break_optimization(new S12), std::nothrow);
delete [] break_optimization(new S12[100]);
operator delete[](break_optimization(new S12[100]), std::nothrow);
delete break_optimization(new S12_128);
operator delete(break_optimization(new S12_128),
std::align_val_t(alignof(S12_128)));
operator delete(break_optimization(new S12_128),
std::align_val_t(alignof(S12_128)), std::nothrow);
operator delete(break_optimization(new S12_128), sizeof(S12_128),
std::align_val_t(alignof(S12_128)));
delete [] break_optimization(new S12_128[100]);
operator delete[](break_optimization(new S12_128[100]),
std::align_val_t(alignof(S12_128)));
operator delete[](break_optimization(new S12_128[100]),
std::align_val_t(alignof(S12_128)), std::nothrow);
operator delete[](break_optimization(new S12_128[100]), sizeof(S12_128[100]),
std::align_val_t(alignof(S12_128)));
}