From 4ae5ae353564291cdb28108c26382c32242966a8 Mon Sep 17 00:00:00 2001
From: "Yukihiro \"Matz\" Matsumoto" <matz@ruby.or.jp>
Date: Fri, 12 Mar 2021 16:21:32 +0900
Subject: codegen.c: no integer overflow error in `codegen`; close #5376

Add new pool value type `IREP_TT_BIGINT` and generate integer overflow
error in the VM. In the future, `mruby` will support `Bignum` for
integers bigger than `mrb_int` (probably using `mpz`).
---
 src/state.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

(limited to 'src/state.c')

diff --git a/src/state.c b/src/state.c
index 0ba6db6ce..1b50eec34 100644
--- a/src/state.c
+++ b/src/state.c
@@ -154,7 +154,8 @@ mrb_irep_free(mrb_state *mrb, mrb_irep *irep)
     mrb_free(mrb, (void*)irep->iseq);
   if (irep->pool) {
     for (i=0; i<irep->plen; i++) {
-      if ((irep->pool[i].tt & 3) == IREP_TT_STR) {
+      if ((irep->pool[i].tt & 3) == IREP_TT_STR ||
+          irep->pool[i].tt == IREP_TT_BIGINT) {
         mrb_free(mrb, (void*)irep->pool[i].u.str);
       }
     }
-- 
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