Add header guard to asan_report.h
// ASan-private header for error reporting functions.
//===----------------------------------------------------------------------===//
+#ifndef ASAN_REPORT_H
+#define ASAN_REPORT_H
+
#include "asan_allocator.h"
#include "asan_internal.h"
#include "asan_thread.h"
@@ -92,3 +95,4 @@ void ReportMacCfReallocUnknown(uptr addr, uptr zone_ptr,
BufferedStackTrace *stack);
} // namespace __asan
+#endif // ASAN_REPORT_H
