Build failure: mono5

[devurandom]

Steps To Reproduce

Steps to reproduce the behavior:

1. build mono5

Build log

Build Log

gcj_mlc.c: In function 'GC_init_gcj_malloc':
gcj_mlc.c:56:18: warning: unused variable 'i' [-Wunused-variable]
   56 |     register int i;
      |                  ^
gcj_mlc.c: In function 'GC_debug_gcj_malloc':
gcj_mlc.c:210:9: error: implicit declaration of function 'GC_start_debugging'; did you mean 'GC_store_debug_info'? [-Wimplicit-function-declaration]
  210 |         GC_start_debugging();
      |         ^~~~~~~~~~~~~~~~~~
      |         GC_store_debug_info
make[3]: *** [Makefile:710: gcj_mlc.lo] Error 1

zhc9zir4qmyvy6dsjz02pssc2v636zf1-mono-5.20.1.34.log

Additional context

Related: #371172

Metadata

• system: "x86_64-linux"
• host os: Linux 6.12.5, NixOS, 25.05 (Warbler), 25.05.20241219.d70bd19
• multi-user?: yes
• sandbox: yes
• version: nix-env (Nix) 2.24.11
• channels(root): "nixos"
• nixpkgs: /nix/store/8fwsiv0hd7nw1brkvka0jf1frk3m7qkr-source

Notify maintainers

@thoughtpolice, @obadz

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[Nobody-alias-N]

Since this issue has been fixed with pr #370711
It would be great if someone could close this and issue #371172 as well :)