diff options
Diffstat (limited to 'test/ruby/test_optimization.rb')
| -rw-r--r-- | test/ruby/test_optimization.rb | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/test/ruby/test_optimization.rb b/test/ruby/test_optimization.rb index 0d14c9c932..6cf6c63d1b 100644 --- a/test/ruby/test_optimization.rb +++ b/test/ruby/test_optimization.rb @@ -196,6 +196,9 @@ class TestRubyOptimization < Test::Unit::TestCase assert_predicate h.keys[0], :frozen? assert_same exp, h.keys[0] + h = { key => 1 } + assert_same exp, h.keys[0], 'newhash insn should reuse strings, too' + h1 = {} h2 = {} key.taint @@ -206,6 +209,10 @@ class TestRubyOptimization < Test::Unit::TestCase assert_same k1, k2 assert_predicate k1, :tainted? + h = { key => 1 } + assert_not_predicate key, :frozen? + assert_same k1, h.keys[0], 'newhash insn should reuse tainted strings' + assert_equal GC::INTERNAL_CONSTANTS[:RVALUE_SIZE], ObjectSpace.memsize_of(k1), 'tainted string should share with untainted fstring' |