assert_equal 'A', %q{
class A
@@a = 'A'
def a=(x)
@@a = x
end
def a
@@a
B = A.dup
B.new.a = 'B'
A.new.a
}, '[ruby-core:17019]'
assert_equal 'ok', %q{
def m
lambda{
proc{
return :ng1
}
}.call.call
:ng2
begin
m()
rescue LocalJumpError
:ok
assert_normal_exit %q{
r = Range.allocate
def r.<=>(o) true end
r.instance_eval { initialize r, r }
r.inspect