New comment by ericonr on void-packages repository

https://github.com/void-linux/void-packages/issues/32784#issuecomment-910230328

Comment:
Backtrace:

```
#0  __strchrnul (s=0x1 <error: Cannot access memory at address 0x1>, c=c@entry=0x3b) at src/string/strchrnul.c:19
        w = <optimized out>
        k = <optimized out>
#1  0x00007ffff7fb1148 in strchr (s=<optimized out>, c=0x3b) at src/string/strchr.c:5
        r = <optimized out>
#2  0x00007ffff63945f5 in std::locale::_Impl::_Impl(char const*, unsigned long) () from /lib/libstdc++.so.6
No symbol table info available.
#3  0x00007ffff6394ff5 in std::locale::locale(char const*) () from /lib/libstdc++.so.6
No symbol table info available.
#4  0x00007ffff6fe2af4 in ?? () from /lib/libgtkmm-4.0.so.0
No symbol table info available.
#5  0x00007ffff6fed03d in Gtk::Application::Application(Glib::ustring const&, Gio::Application::Flags) () from /lib/libgtkmm-4.0.so.0
No symbol table info available.
#6  0x00005555555cfa48 in Application::Application (this=<optimized out>, this=<optimized out>) at ../src/application.cpp:24
No locals.
#7  Application::create () at ../src/application.cpp:23
No locals.
#8  main (argc=0x1, argv=0x7fffffffe118) at ../src/easyeffects.cpp:53
        bindtext_output = <optimized out>
        app = {
          <std::__shared_ptr<Application, (__gnu_cxx::_Lock_policy)2>> = {
            <std::__shared_ptr_access<Application, (__gnu_cxx::_Lock_policy)2, false, false>> = {<No data fields>}, 
            members of std::__shared_ptr<Application, (__gnu_cxx::_Lock_policy)2>:
            _M_ptr = <optimized out>,
            _M_refcount = {
              _M_pi = <optimized out>
            }
          }, <No data fields>}
```

looks to be something in how gtk initializes locales (or because I removed the exception in bad locale creation). Can investigate further later if no one gets to it.