assert NOARG/NONEG behavior of parse-options callbacks

[thirdparty/git.git] / builtin / blame.c

diff --git a/builtin/blame.c b/builtin/blame.c
index a443af9ee9dad5ec20de7e75640947c221e7aa6a..06a7163ffe269cd43dc783c81ca6ac71b91b3614 100644 (file)
--- a/builtin/blame.c
+++ b/builtin/blame.c
@@ -732,6 +732,8 @@ static int blame_copy_callback(const struct option *option, const char *arg, int
 {
        int *opt = option->value;
 
+       BUG_ON_OPT_NEG(unset);
+
        /*
         * -C enables copy from removed files;
         * -C -C enables copy from existing files, but only
@@ -754,6 +756,8 @@ static int blame_move_callback(const struct option *option, const char *arg, int
 {
        int *opt = option->value;
 
+       BUG_ON_OPT_NEG(unset);
+
        *opt |= PICKAXE_BLAME_MOVE;
 
        if (arg)