gio/gfileinfo.c: In function ‘g_file_info_remove_attribute’:
gio/gfileinfo.c:706:9: error: comparison of integer expressions of different signedness: ‘int’ and ‘guint’ {aka ‘unsigned int’}
  706 |   if (i < info->attributes->len &&
      |         ^

Fix signedness warning in gio/gfileinfo.c:g_file_info_create_value()

gio/gfileinfo.c: In function ‘g_file_info_create_value’:
gio/gfileinfo.c:1084:9: error: comparison of integer expressions of different signedness: ‘int’ and ‘guint’ {aka ‘unsigned int’}
 1084 |   if (i < info->attributes->len &&
      |         ^

Fix signedness warning in gio/gfileinfo.c:matcher_matches_id()

gio/gfileinfo.c: In function ‘matcher_matches_id’:
gio/gfileinfo.c:2624:21: error: comparison of integer expressions of different signedness: ‘int’ and ‘guint’ {aka ‘unsigned int’}
 2624 |       for (i = 0; i < matcher->sub_matchers->len; i++)
      |                     ^

Fix signedness warnings in gio/gfileinfo.c:g_file_attribute_matcher_enumerate_namespace()

gio/gfileinfo.c: In function ‘g_file_attribute_matcher_enumerate_namespace’:
gio/gfileinfo.c:2713:21: error: comparison of integer expressions of different signedness: ‘int’ and ‘guint’ {aka ‘unsigned int’}
 2713 |       for (i = 0; i < matcher->sub_matchers->len; i++)
      |                     ^
gio/gfileinfo.c:2715:27: error: comparison of integer expressions of different signedness: ‘guint32’ {aka ‘unsigned int’} and ‘int’
 2715 |    if (sub_matchers[i].id == ns_id)
      |                           ^~

Fix signedness warning in gio/gfileinfo.c:g_file_attribute_matcher_enumerate_next()

gio/gfileinfo.c: In function ‘g_file_attribute_matcher_enumerate_next’:
../glib.git/gio/gfileinfo.c:2752:13: error: comparison of integer expressions of different signedness: ‘int’ and ‘guint’ {aka ‘unsigned int’} [-Werror=sign-compare]
 2752 |       if (i < matcher->sub_matchers->len)
      |             ^