From 3cb5e7558ddbaf9535a6937616fb9e8db13dbcbb Mon Sep 17 00:00:00 2001
From: Takashi Kokubun <takashikkbn@gmail.com>
Date: Mon, 3 Apr 2023 08:44:16 -0700
Subject: [PATCH] Fix a test_rubyoptions failure

---
 lib/ruby_vm/rjit/compiler.rb      | 18 ------------------
 lib/ruby_vm/rjit/insn_compiler.rb |  3 ---
 2 files changed, 21 deletions(-)

diff --git a/lib/ruby_vm/rjit/compiler.rb b/lib/ruby_vm/rjit/compiler.rb
index 5eebef9a77..203c2658df 100644
--- a/lib/ruby_vm/rjit/compiler.rb
+++ b/lib/ruby_vm/rjit/compiler.rb
@@ -402,24 +402,6 @@ module RubyVM::RJIT
       end
 
       return best_version
-
-      versions.find do |block|
-        dst = block.ctx
-
-        # Can only lookup the first version in the chain
-        if dst.chain_depth != 0
-          next false
-        end
-
-        # Blocks with depth > 0 always produce new versions
-        # Sidechains cannot overlap
-        if src.chain_depth != 0
-          next false
-        end
-
-        src.stack_size == dst.stack_size &&
-          src.sp_offset == dst.sp_offset
-      end
     end
 
     # @param [RubyVM::RJIT::Block] block
diff --git a/lib/ruby_vm/rjit/insn_compiler.rb b/lib/ruby_vm/rjit/insn_compiler.rb
index 1a0514e75a..f01fb684c7 100644
--- a/lib/ruby_vm/rjit/insn_compiler.rb
+++ b/lib/ruby_vm/rjit/insn_compiler.rb
@@ -2990,9 +2990,6 @@ module RubyVM::RJIT
         return false
       end
 
-      # Generate a side exit
-      side_exit = side_exit(jit, ctx)
-
       # Guard that the concat argument is a string
       asm.mov(:rax, ctx.stack_opnd(0))
       guard_object_is_string(jit, ctx, asm, :rax, :rcx, StackOpnd[0])