QProcess/Unix: also ban vfork() under TSan
Complements 94ec17436cbdab52ed85e15ea197b538541b14ca for the ASan logic (52ed6af5277100ed5b9a4f4231b94013ce539a2c for the code change). Fixes: QTBUG-117533 Change-Id: I09c3950e719e4b259bc7fffd1793d59dbdbfe82a Reviewed-by: Oswald Buddenhagen <oswald.buddenhagen@gmx.de> Reviewed-by: Mårten Nordheim <marten.nordheim@qt.io> Reviewed-by: Jonas Karlsson <jonas.karlsson@qt.io> Reviewed-by: Volker Hilsheimer <volker.hilsheimer@qt.io> (cherry picked from commit a0a29695ab018118f194b3d332ae9b0065c7b1a1) Reviewed-by: Qt Cherry-pick Bot <cherrypick_bot@qt-project.org>
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@ -516,6 +516,10 @@ static int useForkFlags(const QProcessPrivate::UnixExtras *unixExtras)
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// ASan writes to global memory, so we mustn't use vfork().
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return FFD_USE_FORK;
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#endif
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#if defined(__SANITIZE_THREAD__) || __has_feature(thread_sanitizer)
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// Ditto, apparently
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return false;
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#endif
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#if defined(Q_OS_LINUX) && !QT_CONFIG(forkfd_pidfd)
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// some broken environments are known to have problems with the new Linux
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// API, so we have a way for users to opt-out during configure time (see
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