diff --git a/builtin/rev-list.c b/builtin/rev-list.c
index d5345b6a2e..fbfc62de41 100644
--- a/builtin/rev-list.c
+++ b/builtin/rev-list.c
@@ -479,7 +479,7 @@ int cmd_rev_list(int argc, const char **argv, const char *prefix)
 		mark_edges_uninteresting(&revs, show_edge);
 
 	if (bisect_list) {
-		int reaches = reaches, all = all;
+		int reaches, all;
 
 		find_bisection(&revs.commits, &reaches, &all, bisect_find_all);
 
diff --git a/fast-import.c b/fast-import.c
index b70ac025e0..1f01a22055 100644
--- a/fast-import.c
+++ b/fast-import.c
@@ -3003,7 +3003,7 @@ static void cat_blob(struct object_entry *oe, struct object_id *oid)
 
 static void parse_get_mark(const char *p)
 {
-	struct object_entry *oe = oe;
+	struct object_entry *oe;
 	char output[GIT_MAX_HEXSZ + 2];
 
 	/* get-mark SP <object> LF */
@@ -3020,7 +3020,7 @@ static void parse_get_mark(const char *p)
 
 static void parse_cat_blob(const char *p)
 {
-	struct object_entry *oe = oe;
+	struct object_entry *oe;
 	struct object_id oid;
 
 	/* cat-blob SP <object> LF */
diff --git a/merge-recursive.c b/merge-recursive.c
index cc5fa0a949..7dad164692 100644
--- a/merge-recursive.c
+++ b/merge-recursive.c
@@ -2070,7 +2070,7 @@ int merge_recursive(struct merge_options *o,
 {
 	struct commit_list *iter;
 	struct commit *merged_common_ancestors;
-	struct tree *mrtree = mrtree;
+	struct tree *mrtree;
 	int clean;
 
 	if (show(o, 4)) {