Do swaps in PointGFp instead of copies

Saves 5% for ECDSA

1 files changed, 1 insertions, 1 deletions

diff --git a/src/lib/math/bigint/bigint.h b/src/lib/math/bigint/bigint.h
index ee8f81719..31eee4c3c 100644
--- a/src/lib/math/bigint/bigint.h
+++ b/src/lib/math/bigint/bigint.h
@@ -350,7 +350,7 @@ class BOTAN_PUBLIC_API(2,0) BigInt final
      * Zeroize the BigInt. The size of the underlying register is not
      * modified.
      */
-     void clear() { m_data.set_to_zero(); }
+     void clear() { m_data.set_to_zero(); m_signedness = Positive; }
 
      /**
      * Compare this to another BigInt