big_copy() API for bignum

1 files changed, 5 insertions, 0 deletions

diff --git a/bigtest.c b/bigtest.c
index cd8cd1d..e732ad2 100644
--- a/bigtest.c
+++ b/bigtest.c
@@ -23,6 +23,8 @@ int main(void) {
 	unsigned long got;
 	bignum(a);
 	bignum(b);
+	bignum(c);
+	bignum(zero) = BIG_0;
 
 	ulong_to_big(1234L, a);
 	ulong_to_big(10L, b);
@@ -30,6 +32,9 @@ int main(void) {
 	// printf("got %lu, mag %d\n", got, i);
 	for(i = 0; i < 11; i++) {
 		cprintfancy_big(a);
+		big_copy(c, zero);
+		big_copy(c, a);
+		cprintfancy_big(c);
 		big_mul(a, a, b);
 	}