BUILD: acl: use __fallthrough in parse_acl_expr()

This avoids two build warnings when preprocessing happens before compiling
with gcc >= 7.

diff --git a/src/acl.c b/src/acl.c
index 15ca7668e24ce6a5830435fa59e4765e2ff2da2c..84cb0f0d8ad06ca1d2b146d9373023328cee71b9 100644 (file)
--- a/src/acl.c
+++ b/src/acl.c
@@ -601,7 +601,7 @@ struct acl_expr *parse_acl_expr(const char **args, char **err, struct arg_list *
 
                                case STD_OP_GT:
                                        value++; /* gt = ge + 1 */
-                                       /* fall through */
+                                       __fallthrough;
 
                                case STD_OP_GE:
                                        if (expr->pat.parse == pat_parse_int)
@@ -614,7 +614,7 @@ struct acl_expr *parse_acl_expr(const char **args, char **err, struct arg_list *
 
                                case STD_OP_LT:
                                        value--; /* lt = le - 1 */
-                                       /* fall through */
+                                       __fallthrough;
 
                                case STD_OP_LE:
                                        if (expr->pat.parse == pat_parse_int)