Re: [Vala] compiler warning for Variant.strv()

[Abderrahim Kitouni <a kitouni gmail com>]

Hello,

You can try to use the latest development version of Vala. Most of those
warnings should go away.

https://blogs.gnome.org/despinosa/2018/01/09/vala-warnings-output-improvements/

HTH,

Abderrahim

On Thu, 25 Jan 2018, 11:32 Yasushi SHOJI, <yasushi shoji gmail com> wrote:

> Hi,
>
> I have a code snippet which gets incompatible pointer type warning
> from gcc.
>
> Is there anyway to fix this except "-Wno-incompatible-pointer-types"?
>
>
> $ cat a.vala
> using Gee;
>
> void main () {
>         Variant ary = new Variant.strv({"foo", "bar", "baz"});
> }
>
>
> $ valac --pkg gee-0.8 a.vala --no-color
> a.vala:4.11-4.55: warning: local variable `ary' declared but never used
>         Variant ary = new Variant.strv({"foo", "bar", "baz"});
>                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
> /tmp/a.vala.c: In function ‘_vala_main’:
> /tmp/a.vala.c:38:31: warning: passing argument 1 of
> ‘g_variant_new_strv’ from incompatible pointer type
> [-Wincompatible-pointer-types]
>   _tmp5_ = g_variant_new_strv (_tmp4_, 3);
>                                ^~~~~~
> In file included from /usr/include/glib-2.0/glib/gmessages.h:35:0,
>                  from /usr/include/glib-2.0/glib.h:62,
>                  from /tmp/a.vala.c:5:
> /usr/include/glib-2.0/glib/gvariant.h:118:33: note: expected ‘const
> gchar * const* {aka const char * const*}’ but argument is of type
> ‘gchar ** {aka char **}’
>  GVariant *                      g_variant_new_strv
>   (const gchar * const  *strv,
>                                  ^~~~~~~~~~~~~~~~~~
> Compilation succeeded - 1 warning(s)
> --
>               yashi
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