[PATCH 14/27] bisect: Use void * for commit_weight

[Jan Kara <jack@xxxxxxx>]

For stochastic bisection we will need to store more information per
commit. Make commit_weight slab store void * instead of int * so that we
can reuse it for stochastic bisection as well.

Signed-off-by: Jan Kara <jack@xxxxxxx>
---
 bisect.c | 14 ++++++++++----
 1 file changed, 10 insertions(+), 4 deletions(-)

diff --git a/bisect.c b/bisect.c
index f87753d0c67c..7416a57db4e3 100644
--- a/bisect.c
+++ b/bisect.c
@@ -77,19 +77,25 @@ static void clear_distance(struct commit_list *list)
 	}
 }
 
-define_commit_slab(commit_weight, int *);
+define_commit_slab(commit_weight, void *);
 static struct commit_weight commit_weight;
 
 #define DEBUG_BISECT 0
 
+static inline int has_weight(struct commit_list *elem)
+{
+	return commit_weight.slab_size > 0 &&
+	       *commit_weight_at(&commit_weight, elem->item) != NULL;
+}
+
 static inline int weight(struct commit_list *elem)
 {
-	return **commit_weight_at(&commit_weight, elem->item);
+	return *(int *)*commit_weight_at(&commit_weight, elem->item);
 }
 
 static inline void weight_set(struct commit_list *elem, int weight)
 {
-	**commit_weight_at(&commit_weight, elem->item) = weight;
+	*(int *)*commit_weight_at(&commit_weight, elem->item) = weight;
 }
 
 static int count_interesting_parents(struct commit *commit, unsigned bisect_flags)
@@ -163,7 +169,7 @@ static void show_list(const char *debug, int counted, int nr,
 			(commit_flags & TREESAME) ? ' ' : 'T',
 			(commit_flags & UNINTERESTING) ? 'U' : ' ',
 			(commit_flags & COUNTED) ? 'C' : ' ');
-		if (*commit_weight_at(&commit_weight, p->item))
+		if (has_weight(p))
 			fprintf(stderr, "%3d", weight(p));
 		else
 			fprintf(stderr, "---");
-- 
2.26.2