From 826fe1bc36a298f682de51ea29d949dcc15e42ab Mon Sep 17 00:00:00 2001
From: "Yukihiro \"Matz\" Matsumoto" <matz@ruby.or.jp>
Date: Wed, 2 Dec 2020 09:46:08 +0900
Subject: Fixed memory leaks from `codegen_error`.

---
 mrbgems/mruby-compiler/core/codegen.c | 7 +++++++
 1 file changed, 7 insertions(+)

(limited to 'mrbgems/mruby-compiler')

diff --git a/mrbgems/mruby-compiler/core/codegen.c b/mrbgems/mruby-compiler/core/codegen.c
index bef631ba7..4c67988e4 100644
--- a/mrbgems/mruby-compiler/core/codegen.c
+++ b/mrbgems/mruby-compiler/core/codegen.c
@@ -116,8 +116,15 @@ codegen_error(codegen_scope *s, const char *message)
   while (s->prev) {
     codegen_scope *tmp = s->prev;
     mrb_free(s->mrb, s->iseq);
+    for (int i=0; i<s->irep->plen; i++) {
+      mrb_pool_value *pv = &s->pool[i];
+      if ((pv->tt & 0x3) == IREP_TT_STR) {
+        mrb_free(s->mrb, (void*)pv->u.str);
+      }
+    }
     mrb_free(s->mrb, s->pool);
     mrb_free(s->mrb, s->syms);
+    mrb_free(s->mrb, s->catch_table);
     if (s->reps) {
       /* copied from mrb_irep_free() in state.c */
       for (i=0; i<s->irep->rlen; i++) {
-- 
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