Snippets for ardour 9.7 from Nix aarch64-linux

Sourced from https://hydra.nixos.org/log/2w02a4wpi12582znh53mpxmhg14i035d-ardour-9.7.drv.

../libs/pbd/system_exec.cc:852:24: warning: ignoring return value of ‘ssize_t write(int, const void*, size_t)’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
  852 |         (void) ::write (pok[1], &buf, 1);
      |                ~~~~~~~~^~~~~~~~~~~~~~~~~

../libs/pbd/crossthread.posix.cc:79:23: warning: ignoring return value of ‘ssize_t write(int, const void*, size_t)’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
   79 |         (void)::write (fds[1], &c, 1);
      |               ~~~~~~~~^~~~~~~~~~~~~~~

../libs/temporal/tempo.cc:2961:39: warning: variable ‘beats_delta’ set but not used [-Wunused-but-set-variable]
 2961 |                                 Beats beats_delta = _meters.front().to_quarters (delta);
      |                                       ^~~~~~~~~~~

../libs/temporal/tempo.cc:1319:33: warning: ‘rp’ may be used uninitialized [-Wmaybe-uninitialized]
 1319 |                                 if (rp) {
      |                                 ^~

../libs/temporal/tempo.cc:1243:35: warning: ‘s’ may be used uninitialized [-Wmaybe-uninitialized]
 1243 |                 reset_starting_at (s);
      |                 ~~~~~~~~~~~~~~~~~~^~~

/nix/store/5a3ym5a4077ldbpvlg3dp5f4k2d6rrx4-glib-2.88.1-dev/include/glib-2.0/gobject/gtype.h:2672:62: warning: cast discards ‘const’ qualifier from pointer target type [-Wcast-qual]
 2672 | #define _G_TYPE_CHV(vl)                 (g_type_check_value ((GValue*) vl))
      |                                                              ^

../libs/tk/ztk/atktext.c:1414:3: warning: ‘atk_text_get_text_at_offset’ is deprecated: Use 'atk_text_get_string_at_offset' instead [-Wdeprecated-declarations]
 1414 |   line = atk_text_get_text_at_offset (text, bounds_min_offset,
      |   ^~~~

../libs/tk/ztk/atktext.c:1418:3: warning: ‘atk_text_get_text_at_offset’ is deprecated: Use 'atk_text_get_string_at_offset' instead [-Wdeprecated-declarations]
 1418 |   line = atk_text_get_text_at_offset (text, bounds_max_offset,
      |   ^~~~

../libs/tk/ztk/atkrelation.c:254:3: warning: ‘g_value_array_new’ is deprecated: Use 'GArray' instead [-Wdeprecated-declarations]
  254 |   array = g_value_array_new (n_targets);
      |   ^~~~~

../libs/tk/ztk/atkrelation.c:260:5: warning: ‘g_value_array_append’ is deprecated: Use 'GArray' instead [-Wdeprecated-declarations]
  260 |     array = g_value_array_append (array, value);
      |     ^~~~~

../libs/tk/ztk/atkrelation.c:270:3: warning: ‘g_value_array_free’ is deprecated: Use 'GArray' instead [-Wdeprecated-declarations]
  270 |   g_value_array_free (array);
      |   ^~~~~~~~~~~~~~~~~~

../libs/tk/ztk/atkrelation.c:476:7: warning: ‘g_value_array_get_nth’ is deprecated: Use 'GArray' instead [-Wdeprecated-declarations]
  476 |       value = g_value_array_get_nth (array, i);
      |       ^~~~~

../libs/tk/ztk/atkrelation.c:492:3: warning: ‘g_value_array_new’ is deprecated: Use 'GArray' instead [-Wdeprecated-declarations]
  492 |   return_array = g_value_array_new (array->len);
      |   ^~~~~~~~~~~~

../libs/tk/ztk/atkrelation.c:498:7: warning: ‘g_value_array_append’ is deprecated: Use 'GArray' instead [-Wdeprecated-declarations]
  498 |       return_array = g_value_array_append (return_array, value);
      |       ^~~~~~~~~~~~

/nix/store/5a3ym5a4077ldbpvlg3dp5f4k2d6rrx4-glib-2.88.1-dev/include/glib-2.0/glib/gi18n-lib.h:32:21: warning: cast discards ‘const’ qualifier from pointer target type [-Wcast-qual]
   32 | #define  _(String) ((char *) g_dgettext (GETTEXT_PACKAGE, String))
      |                     ^

../libs/tk/ztk/atkobject.c:1317:9: warning: ‘atk_value_set_current_value’ is deprecated: Use 'atk_value_set_value' instead [-Wdeprecated-declarations]
 1317 |         atk_value_set_current_value (ATK_VALUE (accessible), value);
      |         ^~~~~~~~~~~~~~~~~~~~~~~~~~~

../libs/tk/ztk/atkobject.c:1366:9: warning: ‘atk_value_get_current_value’ is deprecated: Use 'atk_value_get_value_and_text' instead [-Wdeprecated-declarations]
 1366 |         atk_value_get_current_value (ATK_VALUE (accessible), value);
      |         ^~~~~~~~~~~~~~~~~~~~~~~~~~~

../libs/tk/ztk/atkmarshal.c:52:1: warning: no previous prototype for ‘atk_marshal_VOID__INT_INT’ [-Wmissing-prototypes]
   52 | atk_marshal_VOID__INT_INT (GClosure     *closure,
      | ^~~~~~~~~~~~~~~~~~~~~~~~~

../libs/tk/ztk/atkmarshal.c:89:1: warning: no previous prototype for ‘atk_marshal_VOID__INT_INT_STRING’ [-Wmissing-prototypes]
   89 | atk_marshal_VOID__INT_INT_STRING (GClosure     *closure,
      | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

../libs/tk/ztk/atkmarshal.c:128:1: warning: no previous prototype for ‘atk_marshal_VOID__INT_INT_INT_STRING’ [-Wmissing-prototypes]
  128 | atk_marshal_VOID__INT_INT_INT_STRING (GClosure     *closure,
      | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

../libs/tk/ztk/atkmarshal.c:169:1: warning: no previous prototype for ‘atk_marshal_VOID__STRING_BOOLEAN’ [-Wmissing-prototypes]
  169 | atk_marshal_VOID__STRING_BOOLEAN (GClosure     *closure,
      | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

../libs/tk/ztk/atkmarshal.c:206:1: warning: no previous prototype for ‘atk_marshal_VOID__DOUBLE_STRING’ [-Wmissing-prototypes]
  206 | atk_marshal_VOID__DOUBLE_STRING (GClosure     *closure,
      | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

../libs/tk/ydk-pixbuf/ydk-pixbuf/gdk-pixbuf-animation.h:98:79: warning: ‘GTimeVal’ is deprecated: Use 'GDateTime' instead [-Wdeprecated-declarations]
   98 |                                                                               const GTimeVal         *start_time);
      |                                                                               ^~~~~

../libs/tk/ydk-pixbuf/ydk-pixbuf/gdk-pixbuf-animation.h:104:79: warning: ‘GTimeVal’ is deprecated: Use 'GDateTime' instead [-Wdeprecated-declarations]
  104 |                                                                               const GTimeVal         *current_time);
      |                                                                               ^~~~~

../libs/tk/ydk-pixbuf/ydk-pixbuf/gdk-pixbuf-animation.h:149:46: warning: ‘GTimeVal’ is deprecated: Use 'GDateTime' instead [-Wdeprecated-declarations]
  149 |                                              const GTimeVal     *start_time);
      |                                              ^~~~~

../libs/tk/ydk-pixbuf/ydk-pixbuf/gdk-pixbuf-animation.h:193:41: warning: ‘GTimeVal’ is deprecated: Use 'GDateTime' instead [-Wdeprecated-declarations]
  193 |                                         const GTimeVal         *current_time);
      |                                         ^~~~~

../libs/tk/ydk-pixbuf/io-xbm.c:490:37: warning: no previous prototype for ‘_gdk_pixbuf__xbm_fill_vtable’ [-Wmissing-prototypes]
  490 | #define MODULE_ENTRY(function) void _gdk_pixbuf__xbm_ ## function
      |                                     ^~~~~~~~~~~~~~~~~

../libs/tk/ydk-pixbuf/io-xbm.c:490:37: warning: no previous prototype for ‘_gdk_pixbuf__xbm_fill_info’ [-Wmissing-prototypes]
  490 | #define MODULE_ENTRY(function) void _gdk_pixbuf__xbm_ ## function
      |                                     ^~~~~~~~~~~~~~~~~

../libs/tk/ydk-pixbuf/io-xbm.c:518:27: warning: cast discards ‘const’ qualifier from pointer target type [-Wcast-qual]
  518 |         info->signature = (GdkPixbufModulePattern *) signature;
      |                           ^

../libs/tk/ydk-pixbuf/io-xbm.c:520:28: warning: cast discards ‘const’ qualifier from pointer target type [-Wcast-qual]
  520 |         info->mime_types = (gchar **) mime_types;
      |                            ^

../libs/tk/ydk-pixbuf/io-xbm.c:521:28: warning: cast discards ‘const’ qualifier from pointer target type [-Wcast-qual]
  521 |         info->extensions = (gchar **) extensions;
      |                            ^

../libs/tk/ydk-pixbuf/gdk-pixdata.c:237:25: warning: cast discards ‘const’ qualifier from pointer target type [-Wcast-qual]
  237 |   pixdata->pixel_data = (guint8 *)stream;
      |                         ^

/nix/store/5a3ym5a4077ldbpvlg3dp5f4k2d6rrx4-glib-2.88.1-dev/include/glib-2.0/gobject/gtype.h:2678:27: warning: cast discards ‘const’ qualifier from pointer target type [-Wcast-qual]
 2678 |   GTypeInstance *__inst = (GTypeInstance*) ip; GType __t = gt; gboolean __r; \
      |                           ^

../libs/tk/ydk-pixbuf/gdk-pixdata.c:369:15: warning: cast discards ‘const’ qualifier from pointer target type [-Wcast-qual]
  369 |         buf = (GdkPixbuf *)pixbuf;
      |               ^

../libs/tk/ydk-pixbuf/pixops/pixops.c:332:58: warning: cast discards ‘const’ qualifier from pointer target type [-Wcast-qual]
  332 |               INNER_LOOP(4, 4, p32=(guint32*)dest;*p32=*((guint32*)p));
      |                                                          ^

../libs/tk/ydk-pixbuf/pixops/pixops.c:1370:28: warning: cast discards ‘const’ qualifier from pointer target type [-Wcast-qual]
 1370 |             line_bufs[j] = (guchar *)src_buf;
      |                            ^

../libs/tk/ydk-pixbuf/pixops/pixops.c:1372:28: warning: cast discards ‘const’ qualifier from pointer target type [-Wcast-qual]
 1372 |             line_bufs[j] = (guchar *)src_buf + (gsize)src_rowstride * y_start;
      |                            ^

../libs/tk/ydk-pixbuf/pixops/pixops.c:1374:28: warning: cast discards ‘const’ qualifier from pointer target type [-Wcast-qual]
 1374 |             line_bufs[j] = (guchar *)src_buf + (gsize)src_rowstride * (src_height - 1);
      |                            ^

../libs/tk/ydk-pixbuf/gdk-pixbuf-simple-anim.c:83:9: warning: ‘GTimeVal’ is deprecated: Use 'GDateTime' instead [-Wdeprecated-declarations]
   83 |         GTimeVal start_time;
      |         ^~~~~~~~

../libs/tk/ydk-pixbuf/gdk-pixbuf-simple-anim.c:84:9: warning: ‘GTimeVal’ is deprecated: Use 'GDateTime' instead [-Wdeprecated-declarations]
   84 |         GTimeVal current_time;
      |         ^~~~~~~~

../libs/tk/ydk-pixbuf/gdk-pixbuf-simple-anim.c:108:42: warning: ‘GTimeVal’ is deprecated: Use 'GDateTime' instead [-Wdeprecated-declarations]
  108 |                                          const GTimeVal     *start_time);
      |                                          ^~~~~

../libs/tk/ydk-pixbuf/gdk-pixbuf-simple-anim.c:242:11: warning: ‘GTimeVal’ is deprecated: Use 'GDateTime' instead [-Wdeprecated-declarations]
  242 |           const GTimeVal    *start_time)
      |           ^~~~~

../libs/tk/ydk-pixbuf/gdk-pixbuf-simple-anim.c:266:47: warning: ‘GTimeVal’ is deprecated: Use 'GDateTime' instead [-Wdeprecated-declarations]
  266 |                                               const GTimeVal         *current_time);
      |                                               ^~~~~

../libs/tk/ydk-pixbuf/gdk-pixbuf-simple-anim.c:307:10: warning: ‘GTimeVal’ is deprecated: Use 'GDateTime' instead [-Wdeprecated-declarations]
  307 |          const GTimeVal         *current_time)
      |          ^~~~~

../libs/tk/ydk-pixbuf/io-jpeg.c:1303:1: warning: no previous prototype for ‘to_callback_init’ [-Wmissing-prototypes]
 1303 | to_callback_init (j_compress_ptr cinfo)
      | ^~~~~~~~~~~~~~~~

../libs/tk/ydk-pixbuf/io-jpeg.c:1352:1: warning: no previous prototype for ‘to_callback_terminate’ [-Wmissing-prototypes]
 1352 | to_callback_terminate (j_compress_ptr cinfo)
      | ^~~~~~~~~~~~~~~~~~~~~

../libs/tk/ydk-pixbuf/io-jpeg.c:1663:37: warning: no previous prototype for ‘_gdk_pixbuf__jpeg_fill_vtable’ [-Wmissing-prototypes]
 1663 | #define MODULE_ENTRY(function) void _gdk_pixbuf__jpeg_ ## function
      |                                     ^~~~~~~~~~~~~~~~~~

../libs/tk/ydk-pixbuf/io-jpeg.c:1663:37: warning: no previous prototype for ‘_gdk_pixbuf__jpeg_fill_info’ [-Wmissing-prototypes]
 1663 | #define MODULE_ENTRY(function) void _gdk_pixbuf__jpeg_ ## function
      |                                     ^~~~~~~~~~~~~~~~~~

../libs/tk/ydk-pixbuf/io-jpeg.c:1694:27: warning: cast discards ‘const’ qualifier from pointer target type [-Wcast-qual]
 1694 |         info->signature = (GdkPixbufModulePattern *) signature;
      |                           ^

../libs/tk/ydk-pixbuf/io-jpeg.c:1696:28: warning: cast discards ‘const’ qualifier from pointer target type [-Wcast-qual]
 1696 |         info->mime_types = (gchar **) mime_types;
      |                            ^

../libs/tk/ydk-pixbuf/io-jpeg.c:1697:28: warning: cast discards ‘const’ qualifier from pointer target type [-Wcast-qual]
 1697 |         info->extensions = (gchar **) extensions;
      |                            ^

../libs/tk/ydk-pixbuf/gdk-pixbuf-scaled-anim.c:177:11: warning: ‘GTimeVal’ is deprecated: Use 'GDateTime' instead [-Wdeprecated-declarations]
  177 |           const GTimeVal     *start_time)
      |           ^~~~~

../libs/tk/ydk-pixbuf/gdk-pixbuf-scaled-anim.c:247:10: warning: ‘GTimeVal’ is deprecated: Use 'GDateTime' instead [-Wdeprecated-declarations]
  247 |          const GTimeVal         *current_time)
      |          ^~~~~

../libs/tk/ydk-pixbuf/gdk-pixbuf-animation.c:419:17: warning: ‘g_simple_async_result_take_error’ is deprecated [-Wdeprecated-declarations]
  419 |                 g_simple_async_result_take_error (result, error);
      |                 ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

../libs/tk/ydk-pixbuf/gdk-pixbuf-animation.c:421:17: warning: ‘g_simple_async_result_set_op_res_gpointer’ is deprecated [-Wdeprecated-declarations]
  421 |                 g_simple_async_result_set_op_res_gpointer (result, g_object_ref (animation), g_object_unref);
      |                 ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

../libs/tk/ydk-pixbuf/gdk-pixbuf-animation.c:455:9: warning: ‘g_simple_async_result_new’ is deprecated: Use 'g_task_new' instead [-Wdeprecated-declarations]
  455 |         result = g_simple_async_result_new (G_OBJECT (stream), callback, user_data, gdk_pixbuf_animation_new_from_stream_async);
      |         ^~~~~~

../libs/tk/ydk-pixbuf/gdk-pixbuf-animation.c:456:9: warning: ‘g_simple_async_result_run_in_thread’ is deprecated [-Wdeprecated-declarations]
  456 |         g_simple_async_result_run_in_thread (result, (GSimpleAsyncThreadFunc) animation_new_from_stream_thread, G_PRIORITY_DEFAULT, cancellable);
      |         ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

../libs/tk/ydk-pixbuf/gdk-pixbuf-animation.c:481:9: warning: ‘g_simple_async_result_get_source_tag’ is deprecated [-Wdeprecated-declarations]
  481 |         g_warn_if_fail (g_simple_async_result_get_source_tag (result) == gdk_pixbuf_animation_new_from_stream_async);
      |         ^~~~~~~~~~~~~~

../libs/tk/ydk-pixbuf/gdk-pixbuf-animation.c:483:9: warning: ‘g_simple_async_result_propagate_error’ is deprecated [-Wdeprecated-declarations]
  483 |         if (g_simple_async_result_propagate_error (result, error))
      |         ^~

../libs/tk/ydk-pixbuf/gdk-pixbuf-animation.c:486:9: warning: ‘g_simple_async_result_get_op_res_gpointer’ is deprecated [-Wdeprecated-declarations]
  486 |         return g_simple_async_result_get_op_res_gpointer (result);
      |         ^~~~~~

../libs/tk/ydk-pixbuf/gdk-pixbuf-animation.c:690:32: warning: ‘GTimeVal’ is deprecated: Use 'GDateTime' instead [-Wdeprecated-declarations]
  690 |                                const GTimeVal     *start_time)
      |                                ^~~~~

../libs/tk/ydk-pixbuf/gdk-pixbuf-animation.c:692:9: warning: ‘GTimeVal’ is deprecated: Use 'GDateTime' instead [-Wdeprecated-declarations]
  692 |         GTimeVal val;
      |         ^~~~~~~~

../libs/tk/ydk-pixbuf/gdk-pixbuf-animation.c:700:17: warning: ‘g_get_current_time’ is deprecated: Use 'g_get_real_time' instead [-Wdeprecated-declarations]
  700 |                 g_get_current_time (&val);
      |                 ^~~~~~~~~~~~~~~~~~

../libs/tk/ydk-pixbuf/gdk-pixbuf-animation.c:815:36: warning: ‘GTimeVal’ is deprecated: Use 'GDateTime' instead [-Wdeprecated-declarations]
  815 |                                    const GTimeVal         *current_time)
      |                                    ^~~~~

../libs/tk/ydk-pixbuf/gdk-pixbuf-animation.c:817:9: warning: ‘GTimeVal’ is deprecated: Use 'GDateTime' instead [-Wdeprecated-declarations]
  817 |         GTimeVal val;
      |         ^~~~~~~~

../libs/tk/ydk-pixbuf/gdk-pixbuf-animation.c:825:17: warning: ‘g_get_current_time’ is deprecated: Use 'g_get_real_time' instead [-Wdeprecated-declarations]
  825 |                 g_get_current_time (&val);
      |                 ^~~~~~~~~~~~~~~~~~

../libs/tk/ydk-pixbuf/gdk-pixbuf-animation.c:837:70: warning: ‘GTimeVal’ is deprecated: Use 'GDateTime' instead [-Wdeprecated-declarations]
  837 |                                                                      const GTimeVal     *start_time);
      |                                                                      ^~~~~

../libs/tk/ydk-pixbuf/gdk-pixbuf-animation.c:921:31: warning: ‘GTimeVal’ is deprecated: Use 'GDateTime' instead [-Wdeprecated-declarations]
  921 |                               const GTimeVal     *start_time)
      |                               ^~~~~

../libs/tk/ydk-pixbuf/gdk-pixbuf-animation.c:939:72: warning: ‘GTimeVal’ is deprecated: Use 'GDateTime' instead [-Wdeprecated-declarations]
  939 |                                                                        const GTimeVal         *current_time);
      |                                                                        ^~~~~

../libs/tk/ydk-pixbuf/gdk-pixbuf-animation.c:996:35: warning: ‘GTimeVal’ is deprecated: Use 'GDateTime' instead [-Wdeprecated-declarations]
  996 |                                   const GTimeVal         *current_time)
      |                                   ^~~~~

../libs/tk/ydk-pixbuf/io-xpm.c:812:37: warning: no previous prototype for ‘_gdk_pixbuf__xpm_fill_vtable’ [-Wmissing-prototypes]
  812 | #define MODULE_ENTRY(function) void _gdk_pixbuf__xpm_ ## function
      |                                     ^~~~~~~~~~~~~~~~~

../libs/tk/ydk-pixbuf/io-xpm.c:812:37: warning: no previous prototype for ‘_gdk_pixbuf__xpm_fill_info’ [-Wmissing-prototypes]
  812 | #define MODULE_ENTRY(function) void _gdk_pixbuf__xpm_ ## function
      |                                     ^~~~~~~~~~~~~~~~~

../libs/tk/ydk-pixbuf/io-xpm.c:840:27: warning: cast discards ‘const’ qualifier from pointer target type [-Wcast-qual]
  840 |         info->signature = (GdkPixbufModulePattern *) signature;
      |                           ^

../libs/tk/ydk-pixbuf/io-xpm.c:842:28: warning: cast discards ‘const’ qualifier from pointer target type [-Wcast-qual]
  842 |         info->mime_types = (gchar **) mime_types;
      |                            ^

../libs/tk/ydk-pixbuf/io-xpm.c:843:28: warning: cast discards ‘const’ qualifier from pointer target type [-Wcast-qual]
  843 |         info->extensions = (gchar **) extensions;
      |                            ^

../libs/tk/ydk-pixbuf/io-pixdata.c:120:39: warning: cast discards ‘const’ qualifier from pointer target type [-Wcast-qual]
  120 |   g_string_append_len (context->data, (char *)buf, size);
      |                                       ^

../libs/tk/ydk-pixbuf/io-pixdata.c:158:37: warning: no previous prototype for ‘_gdk_pixbuf__pixdata_fill_vtable’ [-Wmissing-prototypes]
  158 | #define MODULE_ENTRY(function) void _gdk_pixbuf__pixdata_ ## function
      |                                     ^~~~~~~~~~~~~~~~~~~~~

../libs/tk/ydk-pixbuf/io-pixdata.c:158:37: warning: no previous prototype for ‘_gdk_pixbuf__pixdata_fill_info’ [-Wmissing-prototypes]
  158 | #define MODULE_ENTRY(function) void _gdk_pixbuf__pixdata_ ## function
      |                                     ^~~~~~~~~~~~~~~~~~~~~

../libs/tk/ydk-pixbuf/io-pixdata.c:183:27: warning: cast discards ‘const’ qualifier from pointer target type [-Wcast-qual]
  183 |         info->signature = (GdkPixbufModulePattern *) signature;
      |                           ^

../libs/tk/ydk-pixbuf/io-pixdata.c:185:28: warning: cast discards ‘const’ qualifier from pointer target type [-Wcast-qual]
  185 |         info->mime_types = (gchar **) mime_types;
      |                            ^

../libs/tk/ydk-pixbuf/io-pixdata.c:186:28: warning: cast discards ‘const’ qualifier from pointer target type [-Wcast-qual]
  186 |         info->extensions = (gchar **) extensions;
      |                            ^

../libs/tk/ydk-pixbuf/gdk-pixbuf-marshal.c:56:1: warning: no previous prototype for ‘_gdk_pixbuf_marshal_VOID__INT_INT’ [-Wmissing-prototypes]
   56 | _gdk_pixbuf_marshal_VOID__INT_INT (GClosure     *closure,
      | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

../libs/tk/ydk-pixbuf/gdk-pixbuf-marshal.c:93:1: warning: no previous prototype for ‘_gdk_pixbuf_marshal_VOID__INT_INT_INT_INT’ [-Wmissing-prototypes]
   93 | _gdk_pixbuf_marshal_VOID__INT_INT_INT_INT (GClosure     *closure,
      | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

../libs/tk/ydk-pixbuf/gdk-pixbuf.c:674:41: warning: cast discards ‘const’ qualifier from pointer target type [-Wcast-qual]
  674 |                 GdkPixbuf *mut_pixbuf = (GdkPixbuf*)pixbuf;
      |                                         ^

../libs/tk/ydk-pixbuf/io-png.c:355:32: warning: cast discards ‘const’ qualifier from pointer target type [-Wcast-qual]
  355 |                                (png_charpp) &icc_profile_title, &compression_type,
      |                                ^

../libs/tk/ydk-pixbuf/io-png.c:356:32: warning: cast discards ‘const’ qualifier from pointer target type [-Wcast-qual]
  356 |                                (png_bytepp) &icc_profile, (png_uint_32*) &icc_profile_size);
      |                                ^

../libs/tk/ydk-pixbuf/io-png.c:589:34: warning: cast discards ‘const’ qualifier from pointer target type [-Wcast-qual]
  589 |                                  (guchar*) buf, size);
      |                                  ^

../libs/tk/ydk-pixbuf/io-png.c:733:32: warning: cast discards ‘const’ qualifier from pointer target type [-Wcast-qual]
  733 |                                (png_charpp) &icc_profile_title, &compression_type,
      |                                ^

../libs/tk/ydk-pixbuf/io-png.c:734:32: warning: cast discards ‘const’ qualifier from pointer target type [-Wcast-qual]
  734 |                                (png_bytepp) &icc_profile, &icc_profile_size);
      |                                ^

../libs/tk/ydk-pixbuf/io-png.c:950:34: warning: assignment discards ‘const’ qualifier from pointer target type [-Wdiscarded-qualifiers]
  950 |                         text.key = unprefixed_key;
      |                                  ^

../libs/tk/ydk-pixbuf/io-png.c:1194:37: warning: no previous prototype for ‘_gdk_pixbuf__png_fill_vtable’ [-Wmissing-prototypes]
 1194 | #define MODULE_ENTRY(function) void _gdk_pixbuf__png_ ## function
      |                                     ^~~~~~~~~~~~~~~~~

../libs/tk/ydk-pixbuf/io-png.c:1194:37: warning: no previous prototype for ‘_gdk_pixbuf__png_fill_info’ [-Wmissing-prototypes]
 1194 | #define MODULE_ENTRY(function) void _gdk_pixbuf__png_ ## function
      |                                     ^~~~~~~~~~~~~~~~~

../libs/tk/ydk-pixbuf/io-png.c:1223:27: warning: cast discards ‘const’ qualifier from pointer target type [-Wcast-qual]
 1223 |         info->signature = (GdkPixbufModulePattern *) signature;
      |                           ^

../libs/tk/ydk-pixbuf/io-png.c:1225:28: warning: cast discards ‘const’ qualifier from pointer target type [-Wcast-qual]
 1225 |         info->mime_types = (gchar **) mime_types;
      |                            ^

../libs/tk/ydk-pixbuf/io-png.c:1226:28: warning: cast discards ‘const’ qualifier from pointer target type [-Wcast-qual]
 1226 |         info->extensions = (gchar **) extensions;
      |                            ^

../libs/evoral/libsmf/smf_save.c:87:109: warning: pointer ‘previous_file_buffer’ may be used after ‘realloc’ [-Wuse-after-free]
   87 |                                 track->file_buffer = (char *)track->file_buffer + ((char *)smf->file_buffer - previous_file_buffer);
      |                                                                                   ~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~

../libs/evoral/SMF.cc:634:58: warning: ignoring return value of ‘int smf_track_add_eot_pulses(smf_track_t*, size_t)’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
  634 |                          (void) smf_track_add_eot_pulses (trk, their_pulses);
      |                                 ~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~

../libs/staffpad/pffft/pffft.c:513:34: warning: cast discards ‘const’ qualifier from pointer target type [-Wcast-qual]
  513 |       const v4sf * RESTRICT pc = (v4sf*)(cc + 1 + k);
      |                                  ^

../libs/staffpad/pffft/pffft.c:601:34: warning: cast discards ‘const’ qualifier from pointer target type [-Wcast-qual]
  601 |       const v4sf * RESTRICT pc = (v4sf*)(cc - 1 + 4*k);
      |                                  ^

../libs/staffpad/pffft/pffft.c:830:15: warning: cast discards ‘const’ qualifier from pointer target type [-Wcast-qual]
  830 |   v4sf *in  = (v4sf*)input_readonly;
      |               ^

../libs/staffpad/pffft/pffft.c:877:15: warning: cast discards ‘const’ qualifier from pointer target type [-Wcast-qual]
  877 |   v4sf *in  = (v4sf*)input_readonly;
      |               ^

../libs/staffpad/pffft/pffft.c:982:6: warning: no previous prototype for ‘cffti1_ps’ [-Wmissing-prototypes]
  982 | void cffti1_ps(int n, float *wa, int *ifac)
      |      ^~~~~~~~~

../libs/staffpad/pffft/pffft.c:1021:7: warning: no previous prototype for ‘cfftf1_ps’ [-Wmissing-prototypes]
 1021 | v4sf *cfftf1_ps(int n, const v4sf *input_readonly, v4sf *work1, v4sf *work2, const float *wa, const int *ifac, int isign) {
      |       ^~~~~~~~~

../libs/staffpad/pffft/pffft.c:1022:15: warning: cast discards ‘const’ qualifier from pointer target type [-Wcast-qual]
 1022 |   v4sf *in  = (v4sf*)input_readonly;
      |               ^

../libs/staffpad/pffft/pffft.c:1189:27: warning: cast discards ‘const’ qualifier from pointer target type [-Wcast-qual]
 1189 |       unreversed_copy(dk, (v4sf*)(in + N/4), (v4sf*)(out + N - 6*SIMD_SZ), -8);
      |                           ^

../libs/staffpad/pffft/pffft.c:1190:27: warning: cast discards ‘const’ qualifier from pointer target type [-Wcast-qual]
 1190 |       unreversed_copy(dk, (v4sf*)(in + 3*N/4), (v4sf*)(out + N - 2*SIMD_SZ), -8);
      |                           ^

../libs/staffpad/pffft/pffft.c:1207:6: warning: no previous prototype for ‘pffft_cplx_finalize’ [-Wmissing-prototypes]
 1207 | void pffft_cplx_finalize(int Ncvec, const v4sf *in, v4sf *out, const v4sf *e) {
      |      ^~~~~~~~~~~~~~~~~~~

../libs/staffpad/pffft/pffft.c:1251:6: warning: no previous prototype for ‘pffft_cplx_preprocess’ [-Wmissing-prototypes]
 1251 | void pffft_cplx_preprocess(int Ncvec, const v4sf *in, v4sf *out, const v4sf *e) {
      |      ^~~~~~~~~~~~~~~~~~~~~

../libs/staffpad/pffft/pffft.c:1444:16: warning: cast discards ‘const’ qualifier from pointer target type [-Wcast-qual]
 1444 |     Xr.f[k] = ((float*)in)[8*k];
      |                ^

../libs/staffpad/pffft/pffft.c:1445:16: warning: cast discards ‘const’ qualifier from pointer target type [-Wcast-qual]
 1445 |     Xi.f[k] = ((float*)in)[8*k+4];
      |                ^

../libs/staffpad/pffft/pffft.c:1477:6: warning: no previous prototype for ‘pffft_transform_internal’ [-Wmissing-prototypes]
 1477 | void pffft_transform_internal(PFFFT_Setup *setup, const float *finput, float *foutput, v4sf *scratch,
      |      ^~~~~~~~~~~~~~~~~~~~~~~~

../libs/staffpad/pffft/pffft.c:1517:29: warning: cast discards ‘const’ qualifier from pointer target type [-Wcast-qual]
 1517 |       pffft_zreorder(setup, (float*)vinput, (float*)buff[ib], PFFFT_BACKWARD);
      |                             ^

../libs/staffpad/pffft/pffft.c:1577:9: warning: cast discards ‘const’ qualifier from pointer target type [-Wcast-qual]
 1577 |   ar = ((v4sf_union*)va)[0].f[0];
      |         ^

../libs/staffpad/pffft/pffft.c:1578:9: warning: cast discards ‘const’ qualifier from pointer target type [-Wcast-qual]
 1578 |   ai = ((v4sf_union*)va)[1].f[0];
      |         ^

../libs/staffpad/pffft/pffft.c:1579:9: warning: cast discards ‘const’ qualifier from pointer target type [-Wcast-qual]
 1579 |   br = ((v4sf_union*)vb)[0].f[0];
      |         ^

../libs/staffpad/pffft/pffft.c:1580:9: warning: cast discards ‘const’ qualifier from pointer target type [-Wcast-qual]
 1580 |   bi = ((v4sf_union*)vb)[1].f[0];
      |         ^

../libs/staffpad/pffft/pffft.c:1670:10: warning: cast discards ‘const’ qualifier from pointer target type [-Wcast-qual]
 1670 |   sar = ((v4sf_union*)va)[0].f[0];
      |          ^

../libs/staffpad/pffft/pffft.c:1671:10: warning: cast discards ‘const’ qualifier from pointer target type [-Wcast-qual]
 1671 |   sai = ((v4sf_union*)va)[1].f[0];
      |          ^

../libs/staffpad/pffft/pffft.c:1672:10: warning: cast discards ‘const’ qualifier from pointer target type [-Wcast-qual]
 1672 |   sbr = ((v4sf_union*)vb)[0].f[0];
      |          ^

../libs/staffpad/pffft/pffft.c:1673:10: warning: cast discards ‘const’ qualifier from pointer target type [-Wcast-qual]
 1673 |   sbi = ((v4sf_union*)vb)[1].f[0];
      |          ^

../libs/staffpad/SimdTypes.h:115:19: warning: unused variable ‘byte_size’ [-Wunused-variable]
  115 |     constexpr int byte_size = sizeof(float);
      |                   ^~~~~~~~~

../libs/staffpad/SimdTypes.h:92:19: warning: unused variable ‘byte_size’ [-Wunused-variable]
   92 |     constexpr int byte_size = sizeof(float);
      |                   ^~~~~~~~~

../libs/staffpad/FourierTransform_pffft.cpp:49:29: warning: cast from type ‘const std::complex<float>*’ to type ‘float*’ casts away qualifiers [-Wcast-qual]
   49 |         t.assignSamples(ch, (float*)spec);
      |                             ^~~~~~~~~~~~

../libs/tk/ydk-pixbuf/ydk-pixbuf/gdk-pixbuf-animation.h:98:113: warning: ‘GTimeVal’ is deprecated: Use 'GDateTime' instead [-Wdeprecated-declarations]
   98 |                                                                               const GTimeVal         *start_time);
      |                                                                                                                 ^

../libs/tk/ydk-pixbuf/ydk-pixbuf/gdk-pixbuf-animation.h:104:115: warning: ‘GTimeVal’ is deprecated: Use 'GDateTime' instead [-Wdeprecated-declarations]
  104 |                                                                               const GTimeVal         *current_time);
      |                                                                                                                   ^

../libs/tk/ydkmm/ydkmm/pixbufanimation.h:124:72: warning: ‘GTimeVal’ is deprecated: Use 'GDateTime' instead [-Wdeprecated-declarations]
  124 |   Glib::RefPtr<PixbufAnimationIter> get_iter(const GTimeVal* start_time);
      |                                                                        ^

../libs/tk/ydkmm/pixbufanimation.cc:171:87: warning: ‘GTimeVal’ is deprecated: Use 'GDateTime' instead [-Wdeprecated-declarations]
  171 | Glib::RefPtr<PixbufAnimationIter> PixbufAnimation::get_iter(const GTimeVal* start_time)
      |                                                                                       ^

../libs/tk/ytk/ytk/gtktypeutils.h:236:64: warning: ‘GTypeDebugFlags’ is deprecated [-Wdeprecated-declarations]
  236 | void            gtk_type_init   (GTypeDebugFlags    debug_flags);
      |                                                                ^

../libs/tk/ydkmm/colormap.cc:45:150: warning: cast from type ‘const gboolean*’ {aka ‘const int*’} to type ‘gboolean*’ {aka ‘int*’} casts away qualifiers [-Wcast-qual]
   45 |   return gdk_colormap_alloc_colors(gobj(), const_cast<GdkColor*>(colors.data()), ncolors, static_cast<int>(writeable), static_cast<int>(best_match), (gboolean*)(success.data()));
      |                                                                                                                                                      ^~~~~~~~~~~~~~~~~~~~~~~~~~~

../libs/tk/ydkmm/pixbufanimationiter.cc:167:78: warning: ‘GTimeVal’ is deprecated: Use 'GDateTime' instead [-Wdeprecated-declarations]
  167 |   return gdk_pixbuf_animation_iter_advance(gobj(), static_cast<const GTimeVal*>(&current_time));
      |                                                                              ^

../libs/ardour/utils.cc:904:48: warning: statement has no effect [-Wunused-value]
  904 |                 DEBUG_RESULT (double, est, qpm);
      |                                                ^

../libs/ardour/transport_fsm.cc:721:47: warning: statement has no effect [-Wunused-value]
  721 |         DEBUG_RESULT (const MotionState, old, _motion_state);
      |                                               ^~~~~~~~~~~~~

../libs/ardour/transport_fsm.cc:730:47: warning: statement has no effect [-Wunused-value]
  730 |         DEBUG_RESULT (const ButlerState, old, _butler_state);
      |                                               ^~~~~~~~~~~~~

../libs/ardour/transport_fsm.cc:739:50: warning: statement has no effect [-Wunused-value]
  739 |         DEBUG_RESULT (const DirectionState, old, _direction_state);
      |                                                  ^~~~~~~~~~~~~~~~

../libs/lua/LuaBridge/detail/FuncTraits.h:261:22: warning: using a dangling pointer to an unnamed temporary [-Wdangling-pointer=]
  261 |     return (obj->*fp)(tvl.hd);
      |            ~~~~~~~~~~^~~~~~~~

../libs/lua/LuaBridge/detail/FuncTraits.h:458:22: warning: using a dangling pointer to an unnamed temporary [-Wdangling-pointer=]
  458 |     return (obj->*fp)(tvl.hd);
      |            ~~~~~~~~~~^~~~~~~~

/nix/store/j42vsm6399bgls7f19zjrarnhrmz7p36-gcc-15.3.0/include/c++/15.3.0/bits/atomic_base.h:501:31: warning: ‘long unsigned int __atomic_load_8(const volatile void*, int)’ writing 8 bytes into a region of size 0 overflows the destination [-Wstringop-overflow=]
  501 |         return __atomic_load_n(&_M_i, int(__m));
      |                ~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~

../libs/ardour/session_click.cc:290:39: warning: pointer ‘data’ used after ‘void operator delete [](void*)’ [-Wuse-after-free]
  290 |                                 *data = 0;
      |                                 ~~~~~~^~~

../libs/ardour/scale.cc:627:15: warning: comparison of integer expressions of different signedness: ‘int’ and ‘std::vector<float>::size_type’ {aka ‘long unsigned int’} [-Wsign-compare]
  627 |         if (n >= _elements.size()) {
      |             ~~^~~~~~~~~~~~~~~~~~~

../libs/ardour/scala_scl.cc:50:23: warning: variable ‘entries’ set but not used [-Wunused-but-set-variable]
   50 |         unsigned long entries = 0;
      |                       ^~~~~~~

../libs/ardour/scala_scl.cc:55:14: warning: variable ‘description_parsed’ set but not used [-Wunused-but-set-variable]
   55 |         bool description_parsed = false ;
      |              ^~~~~~~~~~~~~~~~~~

../libs/ardour/region_fx_plugin.cc:1023:36: warning: unused variable ‘r’ [-Wunused-variable]
 1023 |                         bool const r = _plugins.front ()->match_variable_io (din, daux, dout);
      |                                    ^

../libs/ardour/mtdm.cc:95:23: warning: ‘vip’ may be used uninitialized [-Wmaybe-uninitialized]
   95 |                 _peak = vip;
      |                 ~~~~~~^~~~~

../libs/ardour/graph.cc:554:9: warning: ‘retval’ may be used uninitialized [-Wmaybe-uninitialized]
  554 |         if (retval) {
      |         ^~

../libs/ardour/globals.cc:200:22: warning: unused variable ‘fpu’ [-Wunused-variable]
  200 |                 FPU* fpu = FPU::instance ();
      |                      ^~~

../libs/ardour/globals.cc:886:14: warning: unused variable ‘fpu’ [-Wunused-variable]
  886 |         FPU* fpu = FPU::instance ();
      |              ^~~

../libs/ardour/globals.cc:1028:23: warning: ignoring return value of ‘ssize_t write(int, const void*, size_t)’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
 1028 |         (void)::write (fd, &c, 1);
      |               ~~~~~~~~^~~~~~~~~~~

../libs/ardour/dsp_filter.cc:642:19: warning: ‘wfact’ may be used uninitialized [-Wmaybe-uninitialized]
  642 |         set_wfact (wfact);
      |         ~~~~~~~~~~^~~~~~~

/nix/store/r7qf82zlzc2dly3nrdran1qxgzjj7626-glibc-2.42-67-dev/include/bits/string_fortified.h:59:33: warning: ‘vec.PBD::RingBuffer<float>::rw_vector::buf[1]’ may be used uninitialized [-Wmaybe-uninitialized]
   59 |   return __builtin___memset_chk (__dest, __ch, __len,
      |          ~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~
   60 |                                  __glibc_objsize0 (__dest));
      |                                  ~~~~~~~~~~~~~~~~~~~~~~~~~~

../libs/tk/ytk/ytk/gtktypeutils.h:236:1: warning: ‘GTypeDebugFlags’ is deprecated [-Wdeprecated-declarations]
  236 | void            gtk_type_init   (GTypeDebugFlags    debug_flags);
      | ^~~~

/nix/store/8jci2vgjrb29pb0f1q49pk7h2pjb5l24-libsigc++-2.12.1-dev/include/sigc++-2.0/sigc++/signal.h:318:14: warning: ‘*(unsigned char*)((char*)&first + offsetof(sigc::internal::slot_iterator_buf<sigc::internal::signal_emit4<bool, const Glib::RefPtr<Gdk::DragContext>&, int, int, unsigned int, Gtkmm2ext::DnDTreeViewBase::BoolAccumulator>, bool>,sigc::internal::slot_iterator_buf<sigc::internal::signal_emit4<bool, const Glib::RefPtr<Gdk::DragContext>&, int, int, unsigned int, Gtkmm2ext::DnDTreeViewBase::BoolAccumulator>, bool>::r_))’ may be used uninitialized [-Wmaybe-uninitialized]
  318 |       return r_;
      |              ^~

/nix/store/8jci2vgjrb29pb0f1q49pk7h2pjb5l24-libsigc++-2.12.1-dev/include/sigc++-2.0/sigc++/signal.h:318:14: warning: ‘*(unsigned char*)((char*)&first + offsetof(sigc::internal::slot_iterator_buf<sigc::internal::signal_emit1<bool, _GdkEvent*, ArdourCanvas::Item::EventAccumulator<bool> >, bool>,sigc::internal::slot_iterator_buf<sigc::internal::signal_emit1<bool, _GdkEvent*, ArdourCanvas::Item::EventAccumulator<bool> >, bool>::r_))’ may be used uninitialized [-Wmaybe-uninitialized]
  318 |       return r_;
      |              ^~

../libs/widgets/ardour_icon.cc:817:29: warning: unused variable ‘degrees’ [-Wunused-variable]
  817 |         static const double degrees = M_PI / 180.0;
      |                             ^~~~~~~

../libs/widgets/ardour_icon.cc:864:29: warning: unused variable ‘degrees’ [-Wunused-variable]
  864 |         static const double degrees = M_PI / 180.0;
      |                             ^~~~~~~

../libs/aaf/AAFIEssenceFile.c:371:15: warning: variable ‘tmp’ set but not used [-Wunused-but-set-variable]
  371 |         int   tmp      = 0;
      |               ^~~

../libs/aaf/AAFIParser.c:292:21: warning: variable ‘rc’ set but not used [-Wunused-but-set-variable]
  292 |                 int rc = snprintf (audioEssenceFile->originationDate, sizeof (((aafiAudioEssenceFile*)0)->originationDate), "%04u:%02u:%02u",
      |                     ^~

../libs/aaf/AAFToText.c:120:21: warning: unused variable ‘rc’ [-Wunused-variable]
  120 |                 int rc = snprintf (str, sizeof (str), "%04i-%02u-%02u %02u:%02u:%02u.%02u",
      |                     ^~

../libs/aaf/AAFToText.c:146:21: warning: unused variable ‘rc’ [-Wunused-variable]
  146 |                 int rc = snprintf (str, sizeof (str), "%i.%i",
      |                     ^~

../libs/aaf/AAFToText.c:167:21: warning: unused variable ‘rc’ [-Wunused-variable]
  167 |                 int rc = snprintf (str, sizeof (str), "%u.%u.%u.%u %s (%i)",
      |                     ^~

../libs/aaf/AAFToText.c:956:29: warning: unused variable ‘rc’ [-Wunused-variable]
  956 |                         int rc = snprintf (TEXTDataDef, sizeof (TEXTDataDef), "%s", name);
      |                             ^~

../libs/aaf/AAFToText.c:1056:29: warning: unused variable ‘rc’ [-Wunused-variable]
 1056 |                         int rc = snprintf (TEXTOperationDef, sizeof (TEXTOperationDef), "%s", name);
      |                             ^~

../libs/aaf/AAFToText.c:1248:29: warning: unused variable ‘rc’ [-Wunused-variable]
 1248 |                         int rc = snprintf (TEXTParameterDef, sizeof (TEXTParameterDef), "%s", name);
      |                             ^~

../libs/aaf/AAFToText.c:2002:37: warning: unused variable ‘rc’ [-Wunused-variable]
 2002 |                                 int rc = snprintf (PIDText, sizeof (PIDText), "%s%s%s",
      |                                     ^~

../libs/aaf/AAFToText.c:2241:29: warning: unused variable ‘rc’ [-Wunused-variable]
 2241 |                         int rc = snprintf (ClassIDText, sizeof (ClassIDText), "%s%s%s",
      |                             ^~

../libs/aaf/AAFToText.c:2268:13: warning: variable ‘rc’ set but not used [-Wunused-but-set-variable]
 2268 |         int rc = 0;
      |             ^~

../libs/qm-dsp/maths/MathUtilities.cpp:247:13: warning: cast from type ‘const void*’ to type ‘int*’ casts away qualifiers [-Wcast-qual]
  247 |   return ( *(int*)a - *(int*)b );
      |             ^~~~~~~

../libs/qm-dsp/maths/MathUtilities.cpp:247:24: warning: cast from type ‘const void*’ to type ‘int*’ casts away qualifiers [-Wcast-qual]
  247 |   return ( *(int*)a - *(int*)b );
      |                        ^~~~~~~

/nix/store/5a3ym5a4077ldbpvlg3dp5f4k2d6rrx4-glib-2.88.1-dev/include/glib-2.0/gobject/gtype.h:2662:48: warning: cast discards ‘const’ qualifier from pointer target type [-Wcast-qual]
 2662 | #  define _G_TYPE_CIC(ip, gt, ct)       ((ct*) (void *) ip)
      |                                                ^

../libs/surfaces/generic_midi/generic_midi_control_protocol.cc:832:36: warning: unused variable ‘children’ [-Wunused-variable]
  832 |                 const XMLNodeList& children (root->children());
      |                                    ^~~~~~~~

../libs/surfaces/generic_midi/generic_midi_control_protocol.cc:835:35: warning: unused variable ‘mc’ [-Wunused-variable]
  835 |                 MIDIControllable* mc;
      |                                   ^~

../libs/surfaces/generic_midi/generic_midi_control_protocol.cc:1044:31: warning: ‘ev’ may be used uninitialized [-Wmaybe-uninitialized]
 1044 |                 mc->bind_midi (channel, ev, detail);
      |                 ~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~

../libs/surfaces/generic_midi/midicontrollable.h:91:51: warning: ‘ctltype’ may be used uninitialized [-Wmaybe-uninitialized]
   91 |         void set_ctltype (CtlType val) { _ctltype = val; }
      |                                          ~~~~~~~~~^~~~~

../libs/surfaces/console1/c1_operations.cc:1226:55: warning: ‘gain’ may be used uninitialized [-Wmaybe-uninitialized]
 1226 |                 get_encoder (controllerID)->set_value (gain);
      |                 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~

../libs/surfaces/console1/c1_operations.cc:966:25: warning: ‘eq_freq_id’ may be used uninitialized [-Wmaybe-uninitialized]
  966 |         if (map_encoder (controllerID)) {
      |             ~~~~~~~~~~~~^~~~~~~~~~~~~~

../libs/surfaces/console1/c1_operations.cc:979:25: warning: ‘eq_gain_id’ may be used uninitialized [-Wmaybe-uninitialized]
  979 |         if (map_encoder (controllerID)) {
      |             ~~~~~~~~~~~~^~~~~~~~~~~~~~

../libs/surfaces/console1/console1.cc:516:14: warning: unused variable ‘e’ [-Wunused-variable]
  516 |     Encoder *e = get_encoder (ControllerID (EQ_BandQ) );
      |              ^

../libs/surfaces/console1/console1.cc:1259:14: warning: unused variable ‘monitor_active’ [-Wunused-variable]
 1259 |         bool monitor_active = session->monitor_active ();
      |              ^~~~~~~~~~~~~~

../libs/surfaces/mcp_http/mcp_http_server.cc:5194:26: warning: unused variable ‘_event_loop’ [-Wunused-variable]
 5194 |         PBD::EventLoop*  _event_loop = event_loop;
      |                          ^~~~~~~~~~~

../libs/backends/jack/jack_session.cc:101:36: warning: ‘int jack_session_reply(jack_client_t*, jack_session_event_t*)’ is deprecated [-Wdeprecated-declarations]
  101 |                 jack_session_reply (jack_client, event);
      |                 ~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~

../libs/backends/jack/jack_session.cc:108:33: warning: ‘void jack_session_event_free(jack_session_event_t*)’ is deprecated [-Wdeprecated-declarations]
  108 |         jack_session_event_free (event);
      |         ~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~

../libs/backends/alsa/alsa_slave.cc:236:67: warning: ‘vec.PBD::RingBuffer<float>::rw_vector::buf[1]’ may be used uninitialized [-Wmaybe-uninitialized]
  236 |                                 PBD::RingBuffer<float>::rw_vector vec;
      |                                                                   ^~~

../libs/temporal/test/TempoMapCutBufferTest.cc:34:28: warning: unused variable ‘cb’ [-Wunused-variable]
   34 |         TempoMapCutBuffer* cb = tmap->cut (timepos_t::from_superclock (tmap->superclock_at (BBT_Argument (62, 1, 0))),
      |                            ^~

../gtk2_ardour/group_tabs.h:77:16: warning: ‘n.GroupTabs::Tab::color’ may be used uninitialized [-Wmaybe-uninitialized]
   77 |         struct Tab {
      |                ^~~

../libs/ardour/ardour/transform.h:70:16: warning: ‘<unnamed>.ARDOUR::Transform::Value::prop’ may be used uninitialized [-Wmaybe-uninitialized]
   70 |         struct Value {
      |                ^~~~~

../libs/ardour/ardour/transform.h:70:16: warning: ‘<unnamed>.ARDOUR::Transform::Value::prop’ is used uninitialized [-Wuninitialized]
   70 |         struct Value {
      |                ^~~~~

/nix/store/j42vsm6399bgls7f19zjrarnhrmz7p36-gcc-15.3.0/include/c++/15.3.0/bits/shared_ptr_base.h:918:15: warning: ‘void operator delete(void*, std::size_t)’ called on unallocated object ‘to_group’ [-Wfree-nonheap-object]
  918 |               delete __p;
      |               ^~~~~~~~~~

../gtk2_ardour/editor_rulers.cc:1454:16: warning: enumeration value ‘minsec_show_csecs’ not handled in switch [-Wswitch]
 1454 |         switch (minsec_ruler_scale) {
      |                ^

../gtk2_ardour/editor_rulers.cc:1454:16: warning: enumeration value ‘minsec_show_dsecs’ not handled in switch [-Wswitch]

../gtk2_ardour/editor_drag.cc:5873:14: warning: unused variable ‘ok’ [-Wunused-variable]
 5873 |         bool ok = _editor.get_selection_extents (_start_at_start, _end_at_start);
      |              ^~

../gtk2_ardour/editor_drag.cc:4718:90: warning: ‘do_locate’ may be used uninitialized [-Wmaybe-uninitialized]
 4718 |                 if (do_locate && !editing_context.session()->config.get_external_sync () && (_editor.edit_point() != Editing::EditAtSelectedMarker)) {
      |                     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

../gtk2_ardour/linux_vst_gui_support.cc:254:60: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast]
  254 |                                         vstfx->eventProc = (void (*) (void* event))result;
      |                                                            ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

../gtk2_ardour/group_tabs.h:77:16: warning: ‘tab.GroupTabs::Tab::color’ may be used uninitialized [-Wmaybe-uninitialized]
   77 |         struct Tab {
      |                ^~~

../gtk2_ardour/editor.cc:2526:25: warning: ‘subdivision’ may be used uninitialized [-Wmaybe-uninitialized]
 2526 |         if (subdivision != _session->samples_per_timecode_frame()) {
      |             ~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

../gtk2_ardour/audio_region_view.cc:1517:18: warning: unused variable ‘before_p’ [-Wunused-variable]
 1517 |         uint32_t before_p, after_p;
      |                  ^~~~~~~~

../gtk2_ardour/audio_region_view.cc:1517:28: warning: unused variable ‘after_p’ [-Wunused-variable]
 1517 |         uint32_t before_p, after_p;
      |                            ^~~~~~~

../gtk2_ardour/prh_base.cc:330:44: warning: ‘bg’ may be used uninitialized [-Wmaybe-uninitialized]
  330 |                 Gtkmm2ext::set_source_rgba (cr, bg);
      |                 ~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~

../gtk2_ardour/editor_ops.cc:4234:56: warning: ‘include_track_name’ may be used uninitialized [-Wmaybe-uninitialized]
 4234 |                         r = rtv->track()->bounce_range (start.samples(), (start+cnt).samples(), itt, std::shared_ptr<Processor>(), false, bounce_name, include_track_name);
      |                             ~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

../libs/vfork/exec_wrapper.c:129:17: warning: ignoring return value of ‘nice’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
  129 |                 nice(nicelevel);
      |                 ^~~~~~~~~~~~~~~

../libs/vfork/exec_wrapper.c:156:16: warning: ignoring return value of ‘write’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
  156 |         (void) write(pok[1], &buf, 1 );
      |                ^~~~~~~~~~~~~~~~~~~~~~~