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Use saturating math for hoursSinceArbitrum #2310

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May 16, 2024
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Use saturating math for hoursSinceArbitrum #2310

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2 changes: 1 addition & 1 deletion arbos/programs/programs.go
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Original file line number Diff line number Diff line change
Expand Up @@ -527,7 +527,7 @@ func (status userStatus) toResult(data []byte, debug bool) ([]byte, string, erro

// Hours since Arbitrum began, rounded down.
func hoursSinceArbitrum(time uint64) uint24 {
return uint24((time - ArbitrumStartTime) / 3600)
return am.SaturatingUUCast[uint24]((am.SaturatingUSub(time, ArbitrumStartTime)) / 3600)
}

// Computes program age in seconds from the hours passed since Arbitrum began.
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