3 files changed, 0 insertions, 22 deletions
diff --git a/compile.c b/compile.c
index 3b4624d0b4..8cb1209138 100644
--- a/compile.c
+++ b/compile.c
@@ -8271,8 +8271,6 @@ compile_builtin_mandatory_only_method(rb_iseq_t *iseq, const NODE *node, const N
     };
     rb_node_args_t args_node;
     rb_node_init(RNODE(&args_node), NODE_ARGS);
-    args_node.not_used = 0;
-    args_node.not_used2 = 0;
     args_node.nd_ainfo = &args;
 
     // local table without non-mandatory parameters
diff --git a/parse.y b/parse.y
index 8fd9ecc1a1..26515b500e 100644
--- a/parse.y
+++ b/parse.y
@@ -11881,8 +11881,6 @@ static rb_node_args_t *
 rb_node_args_new(struct parser_params *p, struct rb_args_info *nd_ainfo, const YYLTYPE *loc)
 {
     rb_node_args_t *n = NODE_NEWNODE(NODE_ARGS, rb_node_args_t, loc);
-    n->not_used = 0;
-    n->not_used2 = 0;
     n->nd_ainfo = nd_ainfo;
 
     return n;
@@ -11903,7 +11901,6 @@ static rb_node_opt_arg_t *
 rb_node_opt_arg_new(struct parser_params *p, NODE *nd_body, const YYLTYPE *loc)
 {
     rb_node_opt_arg_t *n = NODE_NEWNODE(NODE_OPT_ARG, rb_node_opt_arg_t, loc);
-    n->not_used = 0;
     n->nd_body = nd_body;
     n->nd_next = 0;
 
@@ -11914,7 +11911,6 @@ static rb_node_kw_arg_t *
 rb_node_kw_arg_new(struct parser_params *p, NODE *nd_body, const YYLTYPE *loc)
 {
     rb_node_kw_arg_t *n = NODE_NEWNODE(NODE_KW_ARG, rb_node_kw_arg_t, loc);
-    n->not_used = 0;
     n->nd_body = nd_body;
     n->nd_next = 0;
 
@@ -11927,7 +11923,6 @@ rb_node_postarg_new(struct parser_params *p, NODE *nd_1st, NODE *nd_2nd, const Y
     rb_node_postarg_t *n = NODE_NEWNODE(NODE_POSTARG, rb_node_postarg_t, loc);
     n->nd_1st = nd_1st;
     n->nd_2nd = nd_2nd;
-    n->not_used = 0;
 
     return n;
 }
@@ -11938,7 +11933,6 @@ rb_node_argscat_new(struct parser_params *p, NODE *nd_head, NODE *nd_body, const
     rb_node_argscat_t *n = NODE_NEWNODE(NODE_ARGSCAT, rb_node_argscat_t, loc);
     n->nd_head = nd_head;
     n->nd_body = nd_body;
-    n->not_used = 0;
 
     return n;
 }
@@ -11949,7 +11943,6 @@ rb_node_argspush_new(struct parser_params *p, NODE *nd_head, NODE *nd_body, cons
     rb_node_argspush_t *n = NODE_NEWNODE(NODE_ARGSPUSH, rb_node_argspush_t, loc);
     n->nd_head = nd_head;
     n->nd_body = nd_body;
-    n->not_used = 0;
 
     return n;
 }
@@ -11959,8 +11952,6 @@ rb_node_splat_new(struct parser_params *p, NODE *nd_head, const YYLTYPE *loc)
 {
     rb_node_splat_t *n = NODE_NEWNODE(NODE_SPLAT, rb_node_splat_t, loc);
     n->nd_head = nd_head;
-    n->not_used = 0;
-    n->not_used2 = 0;
 
     return n;
 }
@@ -11971,7 +11962,6 @@ rb_node_block_pass_new(struct parser_params *p, NODE *nd_body, const YYLTYPE *lo
     rb_node_block_pass_t *n = NODE_NEWNODE(NODE_BLOCK_PASS, rb_node_block_pass_t, loc);
     n->nd_head = 0;
     n->nd_body = nd_body;
-    n->not_used = 0;
 
     return n;
 }
diff --git a/rubyparser.h b/rubyparser.h
index 296b272c32..24feaca8dd 100644
--- a/rubyparser.h
+++ b/rubyparser.h
@@ -739,8 +739,6 @@ typedef struct RNode_ONCE {
 typedef struct RNode_ARGS {
     NODE node;
 
-    VALUE not_used;
-    VALUE not_used2;
     struct rb_args_info *nd_ainfo;
 } rb_node_args_t;
 
@@ -755,7 +753,6 @@ typedef struct RNode_ARGS_AUX {
 typedef struct RNode_OPT_ARG {
     NODE node;
 
-    VALUE not_used;
     struct RNode *nd_body;
     struct RNode *nd_next;
 } rb_node_opt_arg_t;
@@ -763,7 +760,6 @@ typedef struct RNode_OPT_ARG {
 typedef struct RNode_KW_ARG {
     NODE node;
 
-    VALUE not_used;
     struct RNode *nd_body;
     struct RNode *nd_next;
 } rb_node_kw_arg_t;
@@ -773,7 +769,6 @@ typedef struct RNode_POSTARG {
 
     struct RNode *nd_1st;
     struct RNode *nd_2nd;
-    VALUE not_used;
 } rb_node_postarg_t;
 
 typedef struct RNode_ARGSCAT {
@@ -781,7 +776,6 @@ typedef struct RNode_ARGSCAT {
 
     struct RNode *nd_head;
     struct RNode *nd_body;
-    VALUE not_used;
 } rb_node_argscat_t;
 
 typedef struct RNode_ARGSPUSH {
@@ -789,15 +783,12 @@ typedef struct RNode_ARGSPUSH {
 
     struct RNode *nd_head;
     struct RNode *nd_body;
-    VALUE not_used;
 } rb_node_argspush_t;
 
 typedef struct RNode_SPLAT {
     NODE node;
 
     struct RNode *nd_head;
-    VALUE not_used;
-    VALUE not_used2;
 } rb_node_splat_t;
 
 typedef struct RNode_BLOCK_PASS {
@@ -805,7 +796,6 @@ typedef struct RNode_BLOCK_PASS {
 
     struct RNode *nd_head;
     struct RNode *nd_body;
-    VALUE not_used;
 } rb_node_block_pass_t;
 
 typedef struct RNode_DEFN {