From 2b5628f24391c78682d16db8ed0362da42f78388 Mon Sep 17 00:00:00 2001
From: MITSUNARI Shigeo <herumi@nifty.com>
Date: Mon, 31 Jul 2017 14:23:05 +0900
Subject: [PATCH] add MCL_VINT_FIXED_BUFFER

---
 include/mcl/vint.hpp | 5 ++++-
 src/fp.cpp           | 2 +-
 2 files changed, 5 insertions(+), 2 deletions(-)

diff --git a/include/mcl/vint.hpp b/include/mcl/vint.hpp
index 5e3d240..e8e5fde 100644
--- a/include/mcl/vint.hpp
+++ b/include/mcl/vint.hpp
@@ -1794,8 +1794,11 @@ public:
 };
 
 //typedef VintT<vint::VariableBuffer<mcl::vint::Unit> > Vint;
-//typedef VintT<vint::FixedBuffer<mcl::vint::Unit, 10> > Vint;
+#ifdef MCL_VINT_FIXED_BUFFER
+typedef VintT<vint::FixedBuffer<mcl::vint::Unit, MCL_MAX_BIT_SIZE * 2> > Vint;
+#else
 typedef VintT<vint::Buffer<mcl::vint::Unit> > Vint;
+#endif
 
 } // mcl
 
diff --git a/src/fp.cpp b/src/fp.cpp
index a6d43d2..88979a2 100644
--- a/src/fp.cpp
+++ b/src/fp.cpp
@@ -390,7 +390,7 @@ static void initForMont(Op& op, const Unit *p, Mode mode)
 		R = (t << (N * UnitBitSize)) % op.mp;
 		t = (R * R) % op.mp;
 		gmp::getArray(op.R2, N, t);
-		t = (R * R * R) % op.mp;
+		t = (t * R) % op.mp;
 		gmp::getArray(op.R3, N, t);
 	}
 	op.rp = getMontgomeryCoeff(p[0]);