Fixed #54

diff --git a/tcejdb/bson.c b/tcejdb/bson.c
index 1bffd76..bac9afa 100644 (file)
--- a/tcejdb/bson.c
+++ b/tcejdb/bson.c
@@ -1270,7 +1270,7 @@ void bson_fatal_msg(int ok, const char *msg) {
 extern const char bson_numstrs[1000][4];
 
 EJDB_EXPORT void bson_numstr(char *str, int64_t i) {
-    if (i < 1000)
+    if (i >= 0 && i < 1000)
         memcpy(str, bson_numstrs[i], 4);
     else
         bson_sprintf(str, "%lld", (long long int) i);