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Merge pull request #1077 from disarray2077/tzi_threadsafety

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Fix a thread safety issue in TimeZoneInfo
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Brian Fiete 2021-06-22 07:25:50 -07:00 • committed by GitHub
commit 97e399f57d
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1 changed files with 4 additions and 1 deletions
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BeefLibs/corlib/src/TimeZoneInfo.bf
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@ -253,7 +253,10 @@ namespace System {
if (rule != null)
rule = rule.Clone();
oneYearLocFromUtc = new OffsetAndRule(year, currentYear.BaseUtcOffset, rule);
m_oneYearLocalFromUtc = oneYearLocFromUtc;
if (Interlocked.CompareExchange(ref m_oneYearLocalFromUtc, null, oneYearLocFromUtc) != null) {
delete oneYearLocFromUtc;
oneYearLocFromUtc = m_oneYearLocalFromUtc;
}
}
return oneYearLocFromUtc;
}