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py/gc: Only use no_sanitize_address attribute for GCC 4.8 and above.

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It's not supported on older GCC versions.

Signed-off-by: Damien George <damien@micropython.org>
This commit is contained in:
Damien George 2021-06-18 14:15:37 +10:00
parent eb7ae538f9
commit bc89cdeb45
1 changed files with 1 additions and 1 deletions
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2
py/gc.c
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@ -345,7 +345,7 @@ void gc_collect_start(void) {
// Address sanitizer needs to know that the access to ptrs[i] must always be
// considered OK, even if it's a load from an address that would normally be
// prohibited (due to being undefined, in a red zone, etc).
#ifdef __GNUC__
#if defined(__GNUC__) && (__GNUC__ > 4 || (__GNUC__ == 4 && __GNUC_MINOR__ >= 8))
__attribute__((no_sanitize_address))
#endif
static void *gc_get_ptr(void **ptrs, int i) {