patch 9.0.0618: calling function for reduce() has too much overhead
Problem: Calling function for reduce() has too much overhead.
Solution: Do not create a funccall_T every time.
diff --git a/src/proto/list.pro b/src/proto/list.pro
index 6c3523a..5abe03c 100644
--- a/src/proto/list.pro
+++ b/src/proto/list.pro
@@ -52,7 +52,7 @@
void f_list2str(typval_T *argvars, typval_T *rettv);
void f_sort(typval_T *argvars, typval_T *rettv);
void f_uniq(typval_T *argvars, typval_T *rettv);
-int filter_map_one(typval_T *tv, typval_T *expr, filtermap_T filtermap, typval_T *newtv, int *remp);
+int filter_map_one(typval_T *tv, typval_T *expr, filtermap_T filtermap, funccall_T *fc, typval_T *newtv, int *remp);
void f_filter(typval_T *argvars, typval_T *rettv);
void f_map(typval_T *argvars, typval_T *rettv);
void f_mapnew(typval_T *argvars, typval_T *rettv);