Index: compiler-rt/lib/asan/asan_new_delete.cc =================================================================== --- compiler-rt/lib/asan/asan_new_delete.cc +++ compiler-rt/lib/asan/asan_new_delete.cc @@ -45,17 +45,30 @@ using namespace __asan; // NOLINT +// FreeBSD prior v9.2 have wrong definition of 'size_t'. +// http://svnweb.freebsd.org/base?view=revision&revision=232261 +#if SANITIZER_FREEBSD && SANITIZER_WORDSIZE == 32 +#include +#if __FreeBSD_version <= 902001 // v9.2 +#define size_t unsigned +#endif // __FreeBSD_version +#endif // SANITIZER_FREEBSD && SANITIZER_WORDSIZE == 32 + // This code has issues on OSX. // See https://github.com/google/sanitizers/issues/131. -// Fake std::nothrow_t to avoid including . +// Fake std::nothrow_t and std::align_val_t to avoid including . namespace std { struct nothrow_t {}; +enum class align_val_t: size_t {}; } // namespace std #define OPERATOR_NEW_BODY(type) \ GET_STACK_TRACE_MALLOC;\ return asan_memalign(0, size, &stack, type); +#define OPERATOR_NEW_BODY_ALIGN(type) \ + GET_STACK_TRACE_MALLOC;\ + return asan_memalign((uptr)align, size, &stack, type); // On OS X it's not enough to just provide our own 'operator new' and // 'operator delete' implementations, because they're going to be in the @@ -65,15 +78,6 @@ // To make sure that C++ allocation/deallocation operators are overridden on // OS X we need to intercept them using their mangled names. #if !SANITIZER_MAC -// FreeBSD prior v9.2 have wrong definition of 'size_t'. -// http://svnweb.freebsd.org/base?view=revision&revision=232261 -#if SANITIZER_FREEBSD && SANITIZER_WORDSIZE == 32 -#include -#if __FreeBSD_version <= 902001 // v9.2 -#define size_t unsigned -#endif // __FreeBSD_version -#endif // SANITIZER_FREEBSD && SANITIZER_WORDSIZE == 32 - CXX_OPERATOR_ATTRIBUTE void *operator new(size_t size) { OPERATOR_NEW_BODY(FROM_NEW); } CXX_OPERATOR_ATTRIBUTE @@ -84,6 +88,18 @@ CXX_OPERATOR_ATTRIBUTE void *operator new[](size_t size, std::nothrow_t const&) { OPERATOR_NEW_BODY(FROM_NEW_BR); } +CXX_OPERATOR_ATTRIBUTE +void *operator new(size_t size, std::align_val_t align) +{ OPERATOR_NEW_BODY_ALIGN(FROM_NEW); } +CXX_OPERATOR_ATTRIBUTE +void *operator new[](size_t size, std::align_val_t align) +{ OPERATOR_NEW_BODY_ALIGN(FROM_NEW_BR); } +CXX_OPERATOR_ATTRIBUTE +void *operator new(size_t size, std::align_val_t align, std::nothrow_t const&) +{ OPERATOR_NEW_BODY_ALIGN(FROM_NEW); } +CXX_OPERATOR_ATTRIBUTE +void *operator new[](size_t size, std::align_val_t align, std::nothrow_t const&) +{ OPERATOR_NEW_BODY_ALIGN(FROM_NEW_BR); } #else // SANITIZER_MAC INTERCEPTOR(void *, _Znwm, size_t size) { @@ -131,6 +147,32 @@ GET_STACK_TRACE_FREE; asan_sized_free(ptr, size, &stack, FROM_NEW_BR); } +CXX_OPERATOR_ATTRIBUTE +void operator delete(void *ptr, std::align_val_t) NOEXCEPT { + OPERATOR_DELETE_BODY(FROM_NEW); +} +CXX_OPERATOR_ATTRIBUTE +void operator delete[](void *ptr, std::align_val_t) NOEXCEPT { + OPERATOR_DELETE_BODY(FROM_NEW_BR); +} +CXX_OPERATOR_ATTRIBUTE +void operator delete(void *ptr, std::align_val_t, std::nothrow_t const&) { + OPERATOR_DELETE_BODY(FROM_NEW); +} +CXX_OPERATOR_ATTRIBUTE +void operator delete[](void *ptr, std::align_val_t, std::nothrow_t const&) { + OPERATOR_DELETE_BODY(FROM_NEW_BR); +} +CXX_OPERATOR_ATTRIBUTE +void operator delete(void *ptr, size_t size, std::align_val_t) NOEXCEPT { + GET_STACK_TRACE_FREE; + asan_sized_free(ptr, size, &stack, FROM_NEW); +} +CXX_OPERATOR_ATTRIBUTE +void operator delete[](void *ptr, size_t size, std::align_val_t) NOEXCEPT { + GET_STACK_TRACE_FREE; + asan_sized_free(ptr, size, &stack, FROM_NEW_BR); +} #else // SANITIZER_MAC INTERCEPTOR(void, _ZdlPv, void *ptr) {