add CFLAGS_USER, LDFLAGS_USER

common.mk

@@ -49,12 +49,12 @@ else
   BIT_OPT=-m$(BIT)
 endif
 INC_OPT=-I include -I test -I ../xbyak -I ../cybozulib/include
-CFLAGS+=$(CFLAGS_WARN) $(BIT_OPT) $(INC_OPT)
+CFLAGS+=$(CFLAGS_WARN) $(BIT_OPT) $(INC_OPT) $(CFLAGS_USER)
 DEBUG=0
 ifeq ($(DEBUG),0)
 CFLAGS+=$(CFLAGS_OPT)
 endif
-LDFLAGS+=-lgmp -lgmpxx -lcrypto $(BIT_OPT)
+LDFLAGS+=-lgmp -lgmpxx -lcrypto $(BIT_OPT) $(LDFLAGS_USER)
 
 CFLAGS += -DMCL_USE_LLVM -fPIC
 

include/mcl/bn.hpp

@@ -142,7 +142,7 @@ struct ParamT {
 
 	void init(const CurveParam& cp = CurveFp254BNb, fp::Mode mode = fp::FP_AUTO)
 	{
-		z = cp.z;
+		gmp::setArray(z, &cp.z, 1);
 		const int pCoff[] = { 1, 6, 24, 36, 36 };
 		const int rCoff[] = { 1, 6, 18, 36, 36 };
 		const int tCoff[] = { 1, 0,  6,  0,  0 };