-#define DBG_OPT_GVN_PRE(oldn, n, flag) \
- do { \
- hook_merge_nodes(&n, 1, &oldn, 1, flag); \
- __dbg_info_merge_pair(n, oldn, dbg_gvn_pre); \
+#define DBG_OPT_GVN_PRE(oldn, n, flag) \
+ do { \
+ hook_merge_nodes(&n, 1, &oldn, 1, (hook_opt_kind)flag); \
+ __dbg_info_merge_pair(n, oldn, dbg_gvn_pre); \