[armedbear-devel] Spurious errors about redefinitions

[Alessio Stalla]

On Wed, Jan 6, 2010 at 1:44 PM, Mark Evenson <evenson at panix.com> wrote:
> On 1/5/10 10:57 PM, Erik Huelsmann wrote:
> […]
>> I've run tests on Slime with a version just before my changes. I
>> *think* I saw the same slew of warnings. Can you tell me which abcl
>> version is known not to generate them (using the current SLIME head
>> version)?
>
> It turns out to start with [svn r12306], and it never went away.  I
> thought that you had corrected this with [svn r12324] based on your
> comment, but had not actually verified it in my installation.
>
> Reproducing this problem is simple.
>
> 1.  Create a file to compile named "foo.lisp" containing the form
>
>        (defun foo () 42)
>
>     The contents of the file don't seem to matter.
>
> 2.  Start ABCL, compile the file
>
>        CL-USER> (compile-file "foo")
>
> 3.  Quit ABCL.
>
> 4.  Restart ABCL, issuing
>
>        CL-USER> (load "foo")
>
> You'll see an warning along the lines of
>
>   STYLE-WARNING: redefining COMMON-LISP-USER::FOO in
> #P"/Users/evenson/work/abcl/foo.lisp" (previously defined in NIL)
>
> emitted.

Erik and I fixed the issue; the fix is now on trunk. However, the
problem appeared to only affect macros, not functions like in you
example. Can you confirm?

Bye, Alessio