gc.c (ruby_gc_set_params): if RUBY_GC_OLDMALLOC_LIMIT is provided,
then set objspace->rgengc.oldmalloc_increase_limit.
Without this fix, the env variable RUBY_GC_OLDMALLOC_LIMIT
does not work.
gc.c (get_envparam_int): accept a value equals to lowerbounds.
then set objspace->rgengc.oldmalloc_increase_limit.
Without this fix, the env variable RUBY_GC_OLDMALLOC_LIMIT
does not work.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@44853 b2dd03c8-39d4-4d8f-98ff-823fe69b080e