Merge remote-tracking branch 'upstream/master'

1 files changed, 7 insertions, 4 deletions

diff --git a/coreutils/test.c b/coreutils/test.c
index 1952337b3..3e9ab7c65 100644
--- a/coreutils/test.c
+++ b/coreutils/test.c
@@ -49,9 +49,9 @@
  * state. */
 
 /* test(1) accepts the following grammar:
-        oexpr   ::= aexpr | aexpr "-o" oexpr ;
-        aexpr   ::= nexpr | nexpr "-a" aexpr ;
-        nexpr   ::= primary | "!" primary
+        oexpr   ::= aexpr | aexpr "-o" oexpr ;
+        aexpr   ::= nexpr | nexpr "-a" aexpr ;
+        nexpr   ::= primary | "!" primary
         primary ::= unary-operator operand
                 | operand binary-operator operand
                 | operand
@@ -901,7 +901,10 @@ int test_main(int argc, char **argv)
         res = !oexpr(check_operator(*args));
 
         if (*args != NULL && *++args != NULL) {
-                /* TODO: example when this happens? */
+                /* Examples:
+                 * test 3 -lt 5 6
+                 * test -t 1 2
+                 */
                 bb_error_msg("%s: unknown operand", *args);
                 res = 2;
         }