../glib.git/glib/gtester.c: In function ‘sindent’:
../glib.git/glib/gmacros.h:351:26: error: comparison of integer expressions of different signedness: ‘guint’ {aka ‘unsigned int’} and ‘int’ [-Werror=sign-compare]
 #define MIN(a, b)  (((a) < (b)) ? (a) : (b))
                          ^
../glib.git/glib/gtester.c:73:7: note: in expansion of macro ‘MIN’
   n = MIN (n, l);
       ^~~
../glib.git/glib/gmacros.h:351:41: error: operand of ?: changes signedness from ‘int’ to ‘guint’ {aka ‘unsigned int’} due to unsignedness of other operand [-Werror=sign-compare]
 #define MIN(a, b)  (((a) < (b)) ? (a) : (b))
                                         ^~~
../glib.git/glib/gtester.c:73:7: note: in expansion of macro ‘MIN’
   n = MIN (n, l);
       ^~~