Address minor inaccuracies in fuzzcheck and RTREE found by UBSAN.
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D
drh committed
114ad2f86ff8261c2ad7049fad543dccf08f75e4
Parent: 78ad745
FossilOrigin-Name: a64e6c2fd8ef1d2d7f14aa9265629853298bbc480c2683c79dfd24847a61b68b