1 #include <cstdlib> 2 #include <cstdint> 3 #include <cxxabi.h> 4 5 namespace __cxxabiv1 6 { 7 // 3.2.6 Pure Virtual Function API 8 extern "C" void __cxa_pure_virtual () 9 { 10 while(true); 11 } 12 13 // 3.2.7 Deleted Virtual Function API 14 extern "C" void __cxa_deleted_virtual () 15 { 16 while(true); 17 } 18 19 // 3.3.2 One-time Construction API 20 // NOTE: Implementation does not support threads; no locking involved 21 22 extern "C" int 23 __cxa_guard_acquire(__guard *_guard) 24 { 25 uint8_t *guard = reinterpret_cast<uint8_t*>(_guard); 26 return guard[0] ? 0 : 1; 27 } 28 29 extern "C" void 30 __cxa_guard_release(__guard *_guard) 31 { 32 uint8_t *guard = reinterpret_cast<uint8_t*>(_guard); 33 guard[0] = 1; 34 } 35 36 extern "C" void 37 __cxa_guard_abort(__guard *_guard) 38 { 39 uint8_t *guard = reinterpret_cast<uint8_t*>(_guard); 40 guard[0] = 0; 41 } 42 43 } // namespace __cxxabiv1 44
