From 0a52015da7c4895363e239387e749e4b1f63b198 Mon Sep 17 00:00:00 2001
From: Nobuyoshi Nakada <nobu@ruby-lang.org>
Date: Thu, 14 May 2020 17:15:03 +0900
Subject: [PATCH] Constified code_loc_gen

---
 node.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/node.h b/node.h
index 504153ab14..805491b87e 100644
--- a/node.h
+++ b/node.h
@@ -137,7 +137,7 @@ typedef struct rb_code_location_struct {
 } rb_code_location_t;
 
 static inline rb_code_location_t
-code_loc_gen(rb_code_location_t *loc1, rb_code_location_t *loc2)
+code_loc_gen(const rb_code_location_t *loc1, const rb_code_location_t *loc2)
 {
     rb_code_location_t loc;
     loc.beg_pos = loc1->beg_pos;