x509asn1: fix implicit-fallthrough warning with GCC 7

diff --git a/lib/x509asn1.c b/lib/x509asn1.c
index c4bc7c1fd749f0c24fd984e7e9b16ae817ff6105..bba20233f273de73dc09b04dc8cacd88725682cc 100644 (file)
--- a/lib/x509asn1.c
+++ b/lib/x509asn1.c
@@ -466,6 +466,7 @@ static const char *GTime2str(const char *beg, const char *end)
     break;
   case 2:
     sec1 = fracp[-2];
+    /* FALLTHROUGH */
   case 1:
     sec2 = fracp[-1];
     break;