[benchmarks/vm-baseline] Workaround for exec optmization.

Addresses #1072.
oilshell · Jan 11, 2022 · d5509b8 · d5509b8
1 parent b1a6869
commit d5509b8
Showing 1 changed file with 2 additions and 1 deletion.
diff --git a/benchmarks/vm-baseline.sh b/benchmarks/vm-baseline.sh
@@ -35,8 +35,9 @@ measure() {
     local sh_name=$(basename $sh_path)
 
     # There is a race condition on the status but sleep helps.
+    # Bug fix: ALIVE to prevent exec optimization in OSH and zsh.
     local out="$out_dir/${sh_name}-${shell_hash}.txt"
-    $sh_path -c 'sleep 0.001; cat /proc/$$/status' > $out
+    $sh_path -c 'sleep 0.001; cat /proc/$$/status; echo ALIVE' > $out
   done
 
   echo