Version 4.0.0x5 - SVN rev. 13601
macosx-unix-gnu-x86 [ manyargs dload ptables applyhook ]

#;6> (define v (vector #f))
#;7> v
#(#f)
#;8> (define vc (object-evict v))
Segmentation fault

#;1> (object-evict (vector #f))
#(#f)
#;2> (object->pointer #1)
#<pointer 0xbffe66d0>
#;3> (object-evicted? #1)
#f                            ; might be valid

#;1> (define v (object-evict (vector #f)))
#;2> (object->pointer v)
#<pointer 0x50e760>
#;5> (object-evicted? v)
#t
#;6> (object-size v)
Bus error

#;1> (object-evict 'foo)
Segmentation fault

----------------------------------------------

Version 3.5.2 - macosx-unix-gnu-x86     [ manyargs dload ptables applyhook ]
SVN rev. 13412  compiled 2009-02-26 on amaranth.xorinia.dim (Darwin)

#;1> (object-evict 'foo)
Segmentation fault

#;1> (define v (object-evict 'foo))
Segmentation fault

#;1> (define v (object-evict (vector #t)))
Segmentation fault