On Wed, 22 Feb 2017, Andy Wingo wrote:

On Sat 17 Sep 2016 22:43, Jan Wedekind <j...@wedesoft.de> writes:

The following program works fine under GNU Guile 2.0.12:

    (use-modules (oop goops))
    (define-generic native-type)
    (define-method (native-type (i <integer>) . args) 0)
    (define-method (native-type (i <real>) . args) 1)
    (define-method (native-type (b <boolean>) . args) 2)

    (native-type 1)
    (native-type 1.3)
    (native-type #f)
    (native-type 1 1.2)
    (native-type 1.4 2)
    (native-type 1.4 2 3)
    (native-type 1.4 1.5)
    (native-type #f #t)

However under GNU Guile 2.1.4 [1] it fails with an error in
"multiple-arity-dispatcher":

Thanks for the bug report!  Fixed in master.

Getting the backtrace didn't work:

Oops :P  I fixed this too.

Cheers,

Andy

Thanks for fixing it. I can confirm that it works now.

Regards
Jan

"The purpose of abstraction is not to be vague, but to create a new semantic 
level
in which one can be absolutely precise." - Dijkstra





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