Snippets for abcmidi 2026.06.16 from Nix aarch64-darwin

Sourced from https://hydra.nixos.org/log/0hz6naadra1xb4phjmjm3lfl7nwxqm7r-abcmidi-2026.06.16.drv.

• midi2abc.c:986:12: warning: expression result unused [-Wunused-value]
    986 |      cents +-100;
        |      ~~~~~ ^~~~~
  

• drawtune.c:748:11: warning: enumeration value 'tablature_not_implemented' not handled in switch [-Wswitch]
    748 |   switch (clef->basic_clef) {
        |           ^~~~~~~~~~~~~~~~
  

• drawtune.c:2219:11: warning: enumeration value 'nostem' not handled in switch [-Wswitch]
   2219 |   switch (n->beaming) {
        |           ^~~~~~~~~~
  

• midicopy.c:955:5: warning: assigning to 'unsigned char *' from 'char *' converts between pointers to integer types where one is of the unique plain 'char' type and the other is not [-Wpointer-sign]
    955 |   m = msg ();
        |     ^ ~~~~~~
  

• midicopy.c:978:34: warning: passing 'unsigned char *' to parameter of type 'char *' converts between pointers to integer types where one is of the unique plain 'char' type and the other is not [-Wpointer-sign]
    978 |       copy_metatext (type, leng, m);
        |                                  ^
  

• midicopy.c:997:34: warning: passing 'unsigned char *' to parameter of type 'char *' converts between pointers to integer types where one is of the unique plain 'char' type and the other is not [-Wpointer-sign]
    997 |       mf_write_meta_event (0x54, m, 5);
        |                                  ^
  

• midicopy.c:1006:31: warning: passing 'unsigned char *' to parameter of type 'char *' converts between pointers to integer types where one is of the unique plain 'char' type and the other is not [-Wpointer-sign]
   1006 |       copy_metaspecial (leng, m);
        |                               ^
  

• midicopy.c:1009:34: warning: passing 'unsigned char *' to parameter of type 'char *' converts between pointers to integer types where one is of the unique plain 'char' type and the other is not [-Wpointer-sign]
   1009 |       copy_metamisc (type, leng, m);
        |                                  ^
  

• midistats.c:949:6: warning: absolute value function 'abs' given an argument of type 'long' but has parameter of type 'int' which may cause truncation of value [-Wabsolute-value]
    949 |  if (abs(Mf_currtime - last_on_tick[chan+1]) < chordthreshold) trkdata.chordcount[chan+1]++;
        |      ^
  

• midistats.c:1101:3: warning: add explicit braces to avoid dangling else [-Wdangling-else]
   1101 |   else
        |   ^
  

• midistats.c:1626:8: warning: equality comparison result unused [-Wunused-comparison]
   1626 | for (i == 0; i <11; i++) {
        |      ~~^~~~