[Mac OS X] Try to fix ISO Verification Failed crashes

Author: schm1dtmac

rpcs3/Loader/ISO.cpp

@@ -39,6 +39,9 @@ static void* get_aligned_buf()
 			// IMPORTANT NOTE: It must be aligned (probably enough on multiple of 4) to support raw device, otherwise any read from file will fail
 #if defined(_WIN32)
 			buf = _aligned_malloc(ISO_SECTOR_SIZE, ISO_SECTOR_SIZE * 2);
+#elif defined(__APPLE__)
+			constexpr size_t NativeAlign = std::max(static_cast<size_t>(ISO_SECTOR_SIZE * 2), sizeof(void*));
+			buf = std::aligned_alloc(NativeAlign, (ISO_SECTOR_SIZE + (NativeAlign - 1)) & ~(NativeAlign - 1));
 #else
 			buf = std::aligned_alloc(ISO_SECTOR_SIZE * 2, ISO_SECTOR_SIZE);
 #endif