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-rw-r--r--testsuite/tests/ghci/should_run/T16012.script6
1 files changed, 5 insertions, 1 deletions
diff --git a/testsuite/tests/ghci/should_run/T16012.script b/testsuite/tests/ghci/should_run/T16012.script
index f91b037770..ab8b2d0ee0 100644
--- a/testsuite/tests/ghci/should_run/T16012.script
+++ b/testsuite/tests/ghci/should_run/T16012.script
@@ -1,2 +1,6 @@
+-- We expect the allocation counter to be initialized to zero and to count down.
+-- As ghc expressions are executed in their own thread a call to getAllocationCounter
+-- should always return a reasonably low result.
+
n <- System.Mem.getAllocationCounter
-(n < 0 && n >= -160000)
+if (n < 0 && n >= -160000) then putStrLn "Alloction counter in expected range" else (putStrLn $ "Unexpected allocation counter result:" ++ show n)