From 4b32e651a55e8bd55a9e43474823c01e999ba79e Mon Sep 17 00:00:00 2001
From: "Yukihiro \"Matz\" Matsumoto" <matz@ruby-lang.org>
Date: Wed, 8 Feb 2017 23:10:25 +0900
Subject: Check if irep is NULL before print_backtrace()

According to the valgrind log attached to #3438, proc->body.irep
may be NULL in some cases.
---
 src/backtrace.c | 1 +
 1 file changed, 1 insertion(+)

(limited to 'src/backtrace.c')

diff --git a/src/backtrace.c b/src/backtrace.c
index b499cee5a..051d5d4e0 100644
--- a/src/backtrace.c
+++ b/src/backtrace.c
@@ -118,6 +118,7 @@ each_backtrace(mrb_state *mrb, mrb_int ciidx, mrb_code *pc0, each_backtrace_func
     if (MRB_PROC_CFUNC_P(ci->proc)) continue;
 
     irep = ci->proc->body.irep;
+    if (!irep) continue;
 
     if (mrb->c->cibase[i].err) {
       pc = mrb->c->cibase[i].err;
-- 
cgit v1.2.3