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gh-112536: Define _Py_THREAD_SANITIZER on GCC when TSan is enabled (#117702)

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The `__has_feature(thread_sanitizer)` is a Clang-ism. Although new
versions of GCC implement `__has_feature`, the `defined(__has_feature)`
check still fails on GCC so we don't use that code path.
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Sam Gross 2024-04-10 10:20:05 -04:00 • committed by GitHub
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Include/pyport.h
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@ -572,6 +572,9 @@ extern "C" {
# if defined(__SANITIZE_ADDRESS__)
# define _Py_ADDRESS_SANITIZER
# endif
# if defined(__SANITIZE_THREAD__)
# define _Py_THREAD_SANITIZER
# endif
#endif