patch 7.4.1367
Problem:    Compiler warning for unreachable code.
Solution:   Remove a "break". (Danek Duvall)
diff --git a/src/json.c b/src/json.c
index 8d9a03b..7b85cd2 100644
--- a/src/json.c
+++ b/src/json.c
@@ -272,7 +272,7 @@
 	    break;
 #endif
 	case VAR_UNKNOWN:
-	    EMSG2(_(e_intern2), "json_encode_item()"); break;
+	    EMSG2(_(e_intern2), "json_encode_item()");
 	    return FAIL;
     }
     return OK;