commit | 7ad27481f84dbf325ee348831ed0f95dbf04094e | [log] [tgz] |
---|---|---|
author | Rémy Oudompheng <remyoudompheng@gmail.com> | Wed Nov 13 06:53:22 2019 +0100 |
committer | Robert Griesemer <gri@golang.org> | Wed Nov 13 19:15:27 2019 +0000 |
tree | f9410e54e46fcbf89c82f30c09917afd76fb8bcb | |
parent | e762378c42b786233ea13affa1cc2ee132ceefaf [diff] |
math/big: fix out-of-bounds panic in divRecursive The bounds in the last carry branch were wrong as there is no reason for len(u) >= n+n/2 to always hold true. We also adjust test to avoid using a remainder of 1 (in which case, the last step of the algorithm computes (qhatv+1) - qhatv which rarely produces a carry). Change-Id: I69fbab9c5e19d0db1c087fbfcd5b89352c2d26fb Reviewed-on: https://go-review.googlesource.com/c/go/+/206839 Run-TryBot: Brad Fitzpatrick <bradfitz@golang.org> TryBot-Result: Gobot Gobot <gobot@golang.org> Reviewed-by: Robert Griesemer <gri@golang.org>
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