1 files changed, 59 insertions, 0 deletions
diff --git a/lib/lsan/lsan_malloc_mac.cpp b/lib/lsan/lsan_malloc_mac.cpp
new file mode 100644
index 000000000000..d03eb2e915c0
--- /dev/null
+++ b/lib/lsan/lsan_malloc_mac.cpp
@@ -0,0 +1,59 @@
+//===-- lsan_malloc_mac.cpp -----------------------------------------------===//
+//
+// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
+// See https://llvm.org/LICENSE.txt for license information.
+// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
+//
+//===----------------------------------------------------------------------===//
+//
+// This file is a part of LeakSanitizer (LSan), a memory leak detector.
+//
+// Mac-specific malloc interception.
+//===----------------------------------------------------------------------===//
+
+#include "sanitizer_common/sanitizer_platform.h"
+#if SANITIZER_MAC
+
+#include "lsan.h"
+#include "lsan_allocator.h"
+#include "lsan_thread.h"
+
+using namespace __lsan;
+#define COMMON_MALLOC_ZONE_NAME "lsan"
+#define COMMON_MALLOC_ENTER() ENSURE_LSAN_INITED
+#define COMMON_MALLOC_SANITIZER_INITIALIZED lsan_inited
+#define COMMON_MALLOC_FORCE_LOCK()
+#define COMMON_MALLOC_FORCE_UNLOCK()
+#define COMMON_MALLOC_MEMALIGN(alignment, size) \
+  GET_STACK_TRACE_MALLOC; \
+  void *p = lsan_memalign(alignment, size, stack)
+#define COMMON_MALLOC_MALLOC(size) \
+  GET_STACK_TRACE_MALLOC; \
+  void *p = lsan_malloc(size, stack)
+#define COMMON_MALLOC_REALLOC(ptr, size) \
+  GET_STACK_TRACE_MALLOC; \
+  void *p = lsan_realloc(ptr, size, stack)
+#define COMMON_MALLOC_CALLOC(count, size) \
+  GET_STACK_TRACE_MALLOC; \
+  void *p = lsan_calloc(count, size, stack)
+#define COMMON_MALLOC_POSIX_MEMALIGN(memptr, alignment, size) \
+  GET_STACK_TRACE_MALLOC; \
+  int res = lsan_posix_memalign(memptr, alignment, size, stack)
+#define COMMON_MALLOC_VALLOC(size) \
+  GET_STACK_TRACE_MALLOC; \
+  void *p = lsan_valloc(size, stack)
+#define COMMON_MALLOC_FREE(ptr) \
+  lsan_free(ptr)
+#define COMMON_MALLOC_SIZE(ptr) \
+  uptr size = lsan_mz_size(ptr)
+#define COMMON_MALLOC_FILL_STATS(zone, stats)
+#define COMMON_MALLOC_REPORT_UNKNOWN_REALLOC(ptr, zone_ptr, zone_name) \
+  (void)zone_name; \
+  Report("mz_realloc(%p) -- attempting to realloc unallocated memory.\n", ptr);
+#define COMMON_MALLOC_NAMESPACE __lsan
+#define COMMON_MALLOC_HAS_ZONE_ENUMERATOR 0
+#define COMMON_MALLOC_HAS_EXTRA_INTROSPECTION_INIT 0
+
+#include "sanitizer_common/sanitizer_malloc_mac.inc"
+
+#endif // SANITIZER_MAC