| 2014-08-24 08:50:11 |
enzo |
description |
(setf x '(1))
(nconc x x) return 1 1 1 1 1 1 1 1 .......
(setf x nil)
(nconc x x) return nil |
(setf x '(1))
(nconc x x) return 1 1 1 1 1 1 1 1 .......
(setf x nil)
(nconc x x) return nil
$ sbcl --version
SBCL 1.2.0
$ uname -a
Darwin Enzo's MBP 13.3.0 Darwin Kernel Version 13.3.0: Tue Jun 3 21:27:35 PDT 2014; root:xnu-2422.110.17~1/RELEASE_X86_64 x86_64
$ uname -a
Linux vagrant-ubuntu-saucy-64 3.13.0-34-generic #60-Ubuntu SMP Wed Aug 13 15:45:27 UTC 2014 x86_64 x86_64 x86_64 GNU/Linux
tested in sbcl 1.1.14,1.2.0,1.2.2 ,both in my mac os x, and ubuntu |
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