From 6fd900007616801f4c8adcc0228fe06bd6f1f873 Mon Sep 17 00:00:00 2001 From: charliesome Date: Thu, 5 Sep 2013 04:49:16 +0000 Subject: * include/ruby/ruby.h: add RSTRING_FSTR flag * internal.h: add rb_fstring() prototype * parse.y (str_suffix_gen): deduplicate frozen string literals * string.c (rb_fstring): deduplicate frozen string literals * string.c (rb_str_free): delete fstrings from frozen_strings table when they are GC'd * string.c (Init_String): initialize frozen_strings table * test/ruby/test_string.rb: test frozen strings are deduplicated git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@42843 b2dd03c8-39d4-4d8f-98ff-823fe69b080e --- test/ruby/test_string.rb | 6 ++++++ 1 file changed, 6 insertions(+) (limited to 'test/ruby') diff --git a/test/ruby/test_string.rb b/test/ruby/test_string.rb index 06a92c5957..1387feccf5 100644 --- a/test/ruby/test_string.rb +++ b/test/ruby/test_string.rb @@ -2243,6 +2243,12 @@ class TestString < Test::Unit::TestCase }) end end + + def test_frozen_strings_are_deduplicated + a = "hello"f + b = "hello"f + assert_equal a.object_id, b.object_id + end end class TestString2 < TestString -- cgit v1.2.3