summaryrefslogtreecommitdiff
path: root/test
diff options
context:
space:
mode:
authornagachika <nagachika@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>2017-05-09 15:13:55 +0000
committernagachika <nagachika@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>2017-05-09 15:13:55 +0000
commitc4a34e5ceeb6ce5231ec82a0162f03aac139cf81 (patch)
tree517516485579503aa40d3e9af95eba528f9fdb2e /test
parent8ef9767608128b5f9c14adfa0a877bd25be6b11f (diff)
merge revision(s) 58398: [Backport #13444]
compile.c: wrong optimization * compile.c (compile_branch_condition): expression which has side effects should not be eliminated. [ruby-core:80740] [Bug #13444] git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_2_4@58634 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Diffstat (limited to 'test')
-rw-r--r--test/ruby/test_optimization.rb43
1 files changed, 43 insertions, 0 deletions
diff --git a/test/ruby/test_optimization.rb b/test/ruby/test_optimization.rb
index 502d12389e..1ac02ec7e5 100644
--- a/test/ruby/test_optimization.rb
+++ b/test/ruby/test_optimization.rb
@@ -490,4 +490,47 @@ EOS
bug11816 = '[ruby-core:74993] [Bug #11816]'
assert_ruby_status([], 'nil&.foo &&= false', bug11816)
end
+
+ def test_branch_condition_backquote
+ bug = '[ruby-core:80740] [Bug #13444] redefined backquote should be called'
+ class << self
+ def `(s)
+ @q = s
+ @r
+ end
+ end
+
+ @q = nil
+ @r = nil
+ assert_equal("bar", ("bar" unless `foo`), bug)
+ assert_equal("foo", @q, bug)
+
+ @q = nil
+ @r = true
+ assert_equal("bar", ("bar" if `foo`), bug)
+ assert_equal("foo", @q, bug)
+
+ @q = nil
+ @r = "z"
+ assert_equal("bar", ("bar" if `foo#{@r}`))
+ assert_equal("fooz", @q, bug)
+ end
+
+ def test_branch_condition_def
+ bug = '[ruby-core:80740] [Bug #13444] method should be defined'
+ c = Class.new do
+ raise "bug" unless def t;:ok;end
+ end
+ assert_nothing_raised(NoMethodError, bug) do
+ assert_equal(:ok, c.new.t)
+ end
+ end
+
+ def test_branch_condition_defs
+ bug = '[ruby-core:80740] [Bug #13444] singleton method should be defined'
+ raise "bug" unless def self.t;:ok;end
+ assert_nothing_raised(NameError, bug) do
+ assert_equal(:ok, t)
+ end
+ end
end