summaryrefslogtreecommitdiff
path: root/libguile/eval.c
diff options
context:
space:
mode:
Diffstat (limited to 'libguile/eval.c')
-rw-r--r--libguile/eval.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/libguile/eval.c b/libguile/eval.c
index 62bef0b4b..eaef7570e 100644
--- a/libguile/eval.c
+++ b/libguile/eval.c
@@ -3302,6 +3302,7 @@ tail:
SCM_ASRTGO (SCM_UNBNDP (arg1), wrongnumargs);
RETURN (SCM_SUBRF (proc) ())
case scm_tc7_subr_1:
+ SCM_ASRTGO (!SCM_UNBNDP (arg1), wrongnumargs);
case scm_tc7_subr_1o:
SCM_ASRTGO (SCM_NULLP (args), wrongnumargs);
RETURN (SCM_SUBRF (proc) (arg1))