Hi GNU team,Thanks for your great job! recently I try to compile gnu coreutils manually on Centos7.3,and got some error when try to make: [root@localhost coreutils]# make make all-recursive make[1]: Entering directory `/coreutils' Making all in po make[2]: Entering directory `/coreutils/po' make[2]: Nothing to be done for `all'. make[2]: Leaving directory `/coreutils/po' Making all in . make[2]: Entering directory `/coreutils' CC lib/acl-internal.o lib/acl-internal.c: In function 'free_permission_context': lib/acl-internal.c:479:1: error: function might be candidate for attribute 'cons t' [-Werror=suggest-attribute=const] free_permission_context (struct permission_context *ctx) ^ cc1: all warnings being treated as errors make[2]: *** [lib/acl-internal.o] Error 1 make[2]: Leaving directory `/coreutils' make[1]: *** [all-recursive] Error 1 make[1]: Leaving directory `/coreutils' make: *** [all] Error 2 It seems like a bug has been reported before bug20753 https://debbugs.gnu.org/cgi/bugreport.cgi?bug=20753 Regards, Arryboom 2018-09-18 vvcfee