Print message of almost-lock-free implementation in test_stack if used

* tests/test_stack.c [AO_USE_ALMOST_LOCK_FREE] (main): Print a message
that almost-lock-free implementation is used.

1 files changed, 4 insertions, 1 deletions

diff --git a/tests/test_stack.c b/tests/test_stack.c
index efe59e1..17b2843 100644
--- a/tests/test_stack.c
+++ b/tests/test_stack.c
@@ -241,7 +241,10 @@ int main(int argc, char **argv)
       fprintf(stderr, "Usage: %s [max # of threads]\n", argv[0]);
       exit(1);
     }
-  for (exper_n = 0; exper_n < N_EXPERIMENTS; ++ exper_n)
+# ifdef AO_USE_ALMOST_LOCK_FREE
+    printf("Use almost-lock-free implementation\n");
+# endif
+  for (exper_n = 0; exper_n < N_EXPERIMENTS; ++exper_n)
     for (nthreads = 1; nthreads <= max_nthreads; ++nthreads)
       {
         unsigned i;