From b379ccf755b8f30d3b029f124e2870dcd4a87dab Mon Sep 17 00:00:00 2001
From: Takashi Kokubun <takashikkbn@gmail.com>
Date: Fri, 10 Feb 2023 15:23:57 -0800
Subject: [PATCH] Handle RangeError in iseq_lineno

---
 lib/ruby_vm/mjit/exit_compiler.rb | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/lib/ruby_vm/mjit/exit_compiler.rb b/lib/ruby_vm/mjit/exit_compiler.rb
index 531fe3f426..6d3a0406a7 100644
--- a/lib/ruby_vm/mjit/exit_compiler.rb
+++ b/lib/ruby_vm/mjit/exit_compiler.rb
@@ -139,6 +139,8 @@ module RubyVM::MJIT
 
     def iseq_lineno(iseq, pc)
       C.rb_iseq_line_no(iseq, (pc - iseq.body.iseq_encoded.to_i) / C.VALUE.size)
+    rescue RangeError # bignum too big to convert into `unsigned long long' (RangeError)
+      -1
     end
   end
 end