Work around a recent glibc/getopt.c diagnostic change.

* tests/misc/factor: Map new "-- '1'" to expected "-- 1".

Signed-off-by: Jim Meyering <meyering@redhat.com>

diff --git a/tests/misc/factor b/tests/misc/factor
index a350ca9..de3f376 100755 (executable)
--- a/tests/misc/factor
+++ b/tests/misc/factor
@@ -65,6 +65,7 @@ my @Tests =
      ['x', '4294966896', {OUT => '2 2 2 2 3 3 3 11 607 1489'}],
      ['y', '4294966998', {OUT => '2 3 7 3917 26107'}],
      ['z', '-1',
+      {ERR_SUBST => q!s/'1'/1/!}, # map newer glibc diagnostic to expected.
       {ERR => "$prog: invalid option -- 1\n"
        . "Try `$prog --help' for more information.\n"},
       {EXIT => 1}],