* gc.c (gc_stat): add new information heap_eden_page_length and
  heap_tomb_page_length.
* test/ruby/test_gc.rb: fix to use GC.stat[:heap_eden_page_length]
  instead of GC.stat[:heap_length].
  This test expects `heap_eden_page_length' (used pages size).



git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@43874 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* gc.c (gc_page_sweep): disable debug print.



git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@43875 b2dd03c8-39d4-4d8f-98ff-823fe69b080e