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Disable TSAN for rb_gc_mark_machine_context

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Previously this was listed as a suppression, but we actually want this
permanently unsanitized. This should be faster and more reliable since
TASN won't have to match against symbolicated backtraces.
This commit is contained in:
John Hawthorn 2025-07-18 16:06:17 -07:00
parent 3ad2019259
commit 7f25b8f5fb
3 changed files with 11 additions and 4 deletions
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10
internal/sanitizers.h
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@ -29,6 +29,13 @@
# endif
#endif
#ifdef HAVE_SANITIZER_TSAN_INTERFACE_H
# if __has_feature(thread_sanitizer) || defined(__SANITIZE_THREAD__)
# define RUBY_TSAN_ENABLED
# include <sanitizer/tsan_interface.h>
# endif
#endif
#include "ruby/internal/stdbool.h" /* for bool */
#include "ruby/ruby.h" /* for VALUE */
@ -42,6 +49,9 @@
#elif defined(RUBY_MSAN_ENABLED)
# define ATTRIBUTE_NO_ADDRESS_SAFETY_ANALYSIS(x) \
__attribute__((__no_sanitize__("memory"), __noinline__)) x
#elif defined(RUBY_TSAN_ENABLED)
# define ATTRIBUTE_NO_ADDRESS_SAFETY_ANALYSIS(x) \
__attribute__((__no_sanitize__("thread"), __noinline__)) x
#elif defined(NO_SANITIZE_ADDRESS)
# define ATTRIBUTE_NO_ADDRESS_SAFETY_ANALYSIS(x) \
NO_SANITIZE_ADDRESS(NOINLINE(x))