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Make more threading improvements

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- ASAN memory morgue is now lockless
- Make C11 atomics header more portable
- Rewrote pthread keys support to be lockless
- Simplify Python's unicode table unpacking code
- Make crash report write(2) closer to being atomic
- Make it possible to strace/ftrace a single thread
- ASAN now checks nul-terminated strings fast and properly
- Windows fork() now restores TLS memory of calling thread
This commit is contained in:
Justine Tunney 2022-11-01 22:36:03 -07:00
parent d7b88734cd
commit e522aa3a07
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GPG key ID: BE714B4575D6E328
189 changed files with 1363 additions and 1217 deletions
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7
libc/intrin/asan.internal.h
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@ -19,13 +19,14 @@ struct AsanFault {
void __asan_unpoison(void *, long);
void __asan_poison(void *, long, signed char);
void __asan_verify(const void *, size_t);
void __asan_verify_str(const char *);
void __asan_map_shadow(uintptr_t, size_t);
bool __asan_is_valid(const void *, long) nosideeffect;
bool __asan_is_valid_strlist(char *const *) strlenesque;
bool __asan_is_valid_str(const char *) nosideeffect;
bool __asan_is_valid_strlist(char *const *) nosideeffect;
bool __asan_is_valid_iov(const struct iovec *, int) nosideeffect;
wint_t __asan_symbolize_access_poison(signed char) pureconst;
const char *__asan_describe_access_poison(signed char) pureconst;
struct AsanFault __asan_check(const void *, long) nosideeffect;
struct AsanFault __asan_check_str(const char *) nosideeffect;
void __asan_free(void *);
void *__asan_malloc(size_t);