Benchmark.t: make calibration a test

As a temporary measure, make a calibration failure not only a skip but a
failed test too, so I can see whether the real test fails more often in
smokes than the calibration.

1 files changed, 2 insertions, 1 deletions

diff --git a/lib/Benchmark.t b/lib/Benchmark.t
index 6bf39f6e21..bb25cd85dc 100644
--- a/lib/Benchmark.t
+++ b/lib/Benchmark.t
@@ -8,7 +8,7 @@ BEGIN {
 use warnings;
 use strict;
 use vars qw($foo $bar $baz $ballast);
-use Test::More tests => 196;
+use Test::More tests => 197;
 
 use Benchmark qw(:all);
 
@@ -114,6 +114,7 @@ my $calibration;
     $calibration = $td3/(3*$td1); # for diag output
 
 }
+ok(!$INCONSISTENT_CLOCK, "temporary calibration test");
 
 
 print "# Burning CPU to benchmark things; will take time...\n";