Re: Silencing compilation warnings when calling compiler explicitly

[Jean Abou Samra <jean@abou-samra.fr>]

Le 10/08/2022 à 18:05, Jean Abou Samra a écrit :
> Le 10/08/2022 à 16:42, Jean Abou Samra a écrit :
>> I know that in Guile 3.0 I can do #:warning-level 0,
>> and it works,
>
> Correction: no, it does not work (not sure why I thought that).
>
>
> $ cat x.scm
> (use-modules (system base compile))
>
> (display
>  (compile '(lambda (x)
>              (case x
>                ((5 5) 5)
>                ((6) 6)))
>           #:warning-level 0
>           #:env (current-module)))
> $ guile3.0 x.scm
> [auto-compilation messages snipped]
> ;;; <unknown-location>: warning: duplicate datum 5 in clause ((5 5) 5) 
> of case expression (case x ((5 5) 5) ((6) 6))
> #<procedure 555de3e97468 (x)>


The same problem exists when compiling code with 'guild compile',
which really looks like a bug, so I'm going to report it.

$ cat cased.scm
(case 5
   ((5 5) 5))
$ guild3.0 compile -W0 cased.scm
cased.scm:2:3: warning: duplicate datum 5 in clause ((5 5) 5) of case 
expression (case 5 ((5 5) 5))
wrote `/[...]/cased.scm.go'