tree-walk: copy object ID before use

diff --git a/t/helper/test-parse-options.c b/t/helper/test-parse-options.c
index 9cb8a0ea0f8ae7b3da8525b2a354bfa542db93c3..47fee660b86a6e6977735e2c940de79d4330d519 100644 (file)
--- a/t/helper/test-parse-options.c
+++ b/t/helper/test-parse-options.c
@@ -36,6 +36,7 @@ static int length_callback(const struct option *opt, const char *arg, int unset)
 
 static int number_callback(const struct option *opt, const char *arg, int unset)
 {
+       BUG_ON_OPT_NEG(unset);
        *(int *)opt->value = strtol(arg, NULL, 10);
        return 0;
 }
@@ -119,7 +120,6 @@ int cmd__parse_options(int argc, const char **argv)
                OPT_INTEGER('j', NULL, &integer, "get a integer, too"),
                OPT_MAGNITUDE('m', "magnitude", &magnitude, "get a magnitude"),
                OPT_SET_INT(0, "set23", &integer, "set integer to 23", 23),
-               OPT_DATE('t', NULL, &timestamp, "get timestamp of <time>"),
                OPT_CALLBACK('L', "length", &integer, "str",
                        "get length of <str>", length_callback),
                OPT_FILENAME('F', "file", &file, "set file to <file>"),