1 /*
2  * Copyright (c) 2019 Jan Van Winkel <jan.van_winkel@dxplore.eu>
3  *
4  * SPDX-License-Identifier: Apache-2.0
5  */
6 
7 #if defined(CONFIG_64BIT) && defined(__GNUC__) && !defined(__clang__)
__asan_default_options(void)8 const char *__asan_default_options(void)
9 {
10 	/* Running leak detection at exit could lead to a deadlock on
11 	 * 64-bit boards if GCC is used.
12 	 * https://github.com/zephyrproject-rtos/zephyr/issues/20122
13 	 */
14 	return "leak_check_at_exit=0:";
15 }
16 #endif
17 
18 #ifdef CONFIG_HAS_SDL
__lsan_default_suppressions(void)19 const char *__lsan_default_suppressions(void)
20 {
21 	/* The SDL2 library does not clean-up all it resources on exit,
22 	 * as such suppress all memory leaks coming from libSDL2 and the
23 	 * underlying X11 library
24 	 */
25 	return "leak:libX11\nleak:libSDL2\n";
26 }
27 #endif /* CONFIG_HAS_SDL */
28 
29 #ifdef CONFIG_ASAN_NOP_DLCLOSE
30 /* LSAN has a known limitation that if dlcose is called before performing the
31  * leak check; "<unknown module>" is reported in the stack traces during the
32  * leak check and these can not be suppressed, see
33  * https://github.com/google/sanitizers/issues/89 for more info.
34  *
35  * A workaround for this is to implement a NOP version of dlclose.
36  */
dlclose(void * handler)37 int dlclose(void *handler)
38 {
39 	return 0;
40 }
41 #endif /* CONFIG_ASAN_NOP_DLCLOSE */
42