Harden t/50-threads.t against stray exits

diff --git a/t/50-threads.t b/t/50-threads.t
index 63688758a9cdb8d203db028f83940ef3d47604d6..29bb2d1d6e9cac5dcf15d8f0f0dcbf15214aaee8 100644 (file)
--- a/t/50-threads.t
+++ b/t/50-threads.t
@@ -69,4 +69,4 @@ $_->join for @threads;
 
 pass 'done';
 
-done_testing(scalar(@threads) * $runs * 3 * (1 + 2) + 1);
+done_testing;