zptest: if n is even, let the witness be 2 - libzahl - big integer library
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---
DIR commit fd9c83cbb9d80a8108cd5112d12f475406b44a20
DIR parent 7214b27058765ea3892061e846c601499892c48d
HTML Author: Mattias Andrée <maandree@kth.se>
Date: Fri, 13 May 2016 19:07:07 +0200
zptest: if n is even, let the witness be 2
Signed-off-by: Mattias Andrée <maandree@kth.se>
Diffstat:
M src/zptest.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
---
DIR diff --git a/src/zptest.c b/src/zptest.c
@@ -28,7 +28,7 @@ zptest(z_t witness, z_t n, int t)
}
if (unlikely(zeven(n))) {
if (witness)
- SET(witness, n);
+ zsetu(witness, 2);
return NONPRIME;
}