1 files changed, 1 insertions, 0 deletions
diff --git a/regparse.c b/regparse.c
index e5a732053b..1b2a0830ae 100644
--- a/regparse.c
+++ b/regparse.c
@@ -825,6 +825,7 @@ onig_name_to_group_numbers(regex_t* reg, const UChar* name,
 
   switch (e->back_num) {
   case 0:
+    *nums = 0;
     break;
   case 1:
     *nums = &(e->back_ref1);