range.c: prohibit `(1..nil)`

Now endless range can be created by either a literal `(1..)` or explicit
range creation `Range.new(1, nil)`.  [Bug #14845]

This change is intended for "early failure"; for example,
`(1..var).to_a` causes out of memory if `var` is inadvertently nil.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@63646 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

0 files changed, 0 insertions, 0 deletions