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Diffstat (limited to 'lib/msan/msan_new_delete.cc')
| -rw-r--r-- | lib/msan/msan_new_delete.cc | 109 |
1 files changed, 0 insertions, 109 deletions
diff --git a/lib/msan/msan_new_delete.cc b/lib/msan/msan_new_delete.cc deleted file mode 100644 index a0959aec5eb0c..0000000000000 --- a/lib/msan/msan_new_delete.cc +++ /dev/null @@ -1,109 +0,0 @@ -//===-- msan_new_delete.cc ------------------------------------------------===// -// -// The LLVM Compiler Infrastructure -// -// This file is distributed under the University of Illinois Open Source -// License. See LICENSE.TXT for details. -// -//===----------------------------------------------------------------------===// -// -// This file is a part of MemorySanitizer. -// -// Interceptors for operators new and delete. -//===----------------------------------------------------------------------===// - -#include "msan.h" -#include "interception/interception.h" -#include "sanitizer_common/sanitizer_allocator.h" -#include "sanitizer_common/sanitizer_allocator_report.h" - -#if MSAN_REPLACE_OPERATORS_NEW_AND_DELETE - -#include <stddef.h> - -using namespace __msan; // NOLINT - -// Fake std::nothrow_t and std::align_val_t to avoid including <new>. -namespace std { - struct nothrow_t {}; - enum class align_val_t: size_t {}; -} // namespace std - - -// TODO(alekseys): throw std::bad_alloc instead of dying on OOM. -#define OPERATOR_NEW_BODY(nothrow) \ - GET_MALLOC_STACK_TRACE; \ - void *res = msan_malloc(size, &stack);\ - if (!nothrow && UNLIKELY(!res)) ReportOutOfMemory(size, &stack);\ - return res -#define OPERATOR_NEW_BODY_ALIGN(nothrow) \ - GET_MALLOC_STACK_TRACE;\ - void *res = msan_memalign((uptr)align, size, &stack);\ - if (!nothrow && UNLIKELY(!res)) ReportOutOfMemory(size, &stack);\ - return res; - -INTERCEPTOR_ATTRIBUTE -void *operator new(size_t size) { OPERATOR_NEW_BODY(false /*nothrow*/); } -INTERCEPTOR_ATTRIBUTE -void *operator new[](size_t size) { OPERATOR_NEW_BODY(false /*nothrow*/); } -INTERCEPTOR_ATTRIBUTE -void *operator new(size_t size, std::nothrow_t const&) { - OPERATOR_NEW_BODY(true /*nothrow*/); -} -INTERCEPTOR_ATTRIBUTE -void *operator new[](size_t size, std::nothrow_t const&) { - OPERATOR_NEW_BODY(true /*nothrow*/); -} -INTERCEPTOR_ATTRIBUTE -void *operator new(size_t size, std::align_val_t align) -{ OPERATOR_NEW_BODY_ALIGN(false /*nothrow*/); } -INTERCEPTOR_ATTRIBUTE -void *operator new[](size_t size, std::align_val_t align) -{ OPERATOR_NEW_BODY_ALIGN(false /*nothrow*/); } -INTERCEPTOR_ATTRIBUTE -void *operator new(size_t size, std::align_val_t align, std::nothrow_t const&) -{ OPERATOR_NEW_BODY_ALIGN(true /*nothrow*/); } -INTERCEPTOR_ATTRIBUTE -void *operator new[](size_t size, std::align_val_t align, std::nothrow_t const&) -{ OPERATOR_NEW_BODY_ALIGN(true /*nothrow*/); } - -#define OPERATOR_DELETE_BODY \ - GET_MALLOC_STACK_TRACE; \ - if (ptr) MsanDeallocate(&stack, ptr) - -INTERCEPTOR_ATTRIBUTE -void operator delete(void *ptr) NOEXCEPT { OPERATOR_DELETE_BODY; } -INTERCEPTOR_ATTRIBUTE -void operator delete[](void *ptr) NOEXCEPT { OPERATOR_DELETE_BODY; } -INTERCEPTOR_ATTRIBUTE -void operator delete(void *ptr, std::nothrow_t const&) { OPERATOR_DELETE_BODY; } -INTERCEPTOR_ATTRIBUTE -void operator delete[](void *ptr, std::nothrow_t const&) { - OPERATOR_DELETE_BODY; -} -INTERCEPTOR_ATTRIBUTE -void operator delete(void *ptr, size_t size) NOEXCEPT { OPERATOR_DELETE_BODY; } -INTERCEPTOR_ATTRIBUTE -void operator delete[](void *ptr, size_t size) NOEXCEPT -{ OPERATOR_DELETE_BODY; } -INTERCEPTOR_ATTRIBUTE -void operator delete(void *ptr, std::align_val_t align) NOEXCEPT -{ OPERATOR_DELETE_BODY; } -INTERCEPTOR_ATTRIBUTE -void operator delete[](void *ptr, std::align_val_t align) NOEXCEPT -{ OPERATOR_DELETE_BODY; } -INTERCEPTOR_ATTRIBUTE -void operator delete(void *ptr, std::align_val_t align, std::nothrow_t const&) -{ OPERATOR_DELETE_BODY; } -INTERCEPTOR_ATTRIBUTE -void operator delete[](void *ptr, std::align_val_t align, std::nothrow_t const&) -{ OPERATOR_DELETE_BODY; } -INTERCEPTOR_ATTRIBUTE -void operator delete(void *ptr, size_t size, std::align_val_t align) NOEXCEPT -{ OPERATOR_DELETE_BODY; } -INTERCEPTOR_ATTRIBUTE -void operator delete[](void *ptr, size_t size, std::align_val_t align) NOEXCEPT -{ OPERATOR_DELETE_BODY; } - - -#endif // MSAN_REPLACE_OPERATORS_NEW_AND_DELETE |