From 15fa1dec99f2a709dd6c3ee9791af4a9f72b4a83 Mon Sep 17 00:00:00 2001
From: itchyny <itchyny@hatena.ne.jp>
Date: Wed, 13 May 2020 12:09:53 +0900
Subject: Fix error handling in strftime

---
 src/builtin.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/src/builtin.c b/src/builtin.c
index 25af2864..8533d7e6 100644
--- a/src/builtin.c
+++ b/src/builtin.c
@@ -1532,6 +1532,10 @@ static jv f_localtime(jq_state *jq, jv a) {
 static jv f_strftime(jq_state *jq, jv a, jv b) {
   if (jv_get_kind(a) == JV_KIND_NUMBER) {
     a = f_gmtime(jq, a);
+    if (!jv_is_valid(a)) {
+      jv_free(b);
+      return a;
+    }
   } else if (jv_get_kind(a) != JV_KIND_ARRAY) {
     return ret_error2(a, b, jv_string("strftime/1 requires parsed datetime inputs"));
   } else if (jv_get_kind(b) != JV_KIND_STRING) {
-- 
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