const time.minDuration

5 uses

	time (current package)
		time.go#L615: 	minDuration Duration = -1 << 63
		time.go#L831: 		return minDuration // overflow
		time.go#L848: 	case d == minDuration:
		time.go#L893: 			return minDuration // t - u is negative out of range
		time.go#L903: 		return minDuration // t - u is negative out of range