From 067066fc9b2c3edf114974082a2172ca8527a4bf Mon Sep 17 00:00:00 2001 From: nobu Date: Wed, 25 Apr 2018 06:45:05 +0000 Subject: compile.c: fix unconditional branch optimization * compile.c (iseq_peephole_optimize): add dummy `putnil` after a `jump` replacing an unconditional branch, to adjust removed `dup`. [ruby-core:86666] [Bug #14708] git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@63255 b2dd03c8-39d4-4d8f-98ff-823fe69b080e --- test/ruby/test_optimization.rb | 7 +++++++ 1 file changed, 7 insertions(+) (limited to 'test/ruby') diff --git a/test/ruby/test_optimization.rb b/test/ruby/test_optimization.rb index b2b2b31e03..6bfaf11d7f 100644 --- a/test/ruby/test_optimization.rb +++ b/test/ruby/test_optimization.rb @@ -764,4 +764,11 @@ class TestRubyOptimization < Test::Unit::TestCase assert_equal(42, obj.foo {result = 42}) assert_equal(42, result) end + + def test_unconditional_branch_to_leave_block + assert_valid_syntax("#{<<~"begin;"}\n#{<<~'end;'}") + begin; + tap {true || tap {}} + end; + end end -- cgit v1.2.3