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-rw-r--r--src/zpow.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/src/zpow.c b/src/zpow.c
index f0cbcd9..af45eb9 100644
--- a/src/zpow.c
+++ b/src/zpow.c
@@ -20,10 +20,10 @@ zpow(z_t a, z_t b, z_t c)
if (unlikely(zsignum(c) <= 0)) {
if (zzero(c)) {
- if (zzero(b))
+ if (check(zzero(b)))
libzahl_failure(-ZERROR_0_POW_0);
zsetu(a, 1);
- } else if (zzero(b)) {
+ } else if (check(zzero(b))) {
libzahl_failure(-ZERROR_DIV_0);
} else {
SET_SIGNUM(a, 0);