gistfile1.txt

# StackOverflow.bash

$ (s() { echo $1; [[ $1 -le 0 ]] || s $(($1 - 1)); }; time s 6977)
Segmentation fault (core dumped)

$ (s() { echo $1; [[ $1 -le 0 ]] || s $(($1 - 1)); }; time s 6976)
real    0m10.097s
user    0m10.064s
sys     0m0.032s

$ (s() { local n=$1;        echo $n; [[ $n -le 0 ]] || s $(($n - 1)); }; time s 6976)
real    0m16.249s
user    0m16.164s
sys     0m0.084s

$ (s() { local n=$1; shift; echo $n; [[ $n -le 0 ]] || s $(($n - 1)) "$@"; }; time s 6976)
real    0m18.549s
user    0m18.472s
sys     0m0.076s

$ (s() { local n=$1; shift; echo $n; [[ $n -le 0 ]] || s $(($n - 1)) "$@"; }; time s 6976 "$(openssl rand -hex -out /dev/stdout 1000)")
real    0m20.919s
user    0m20.780s
sys     0m0.112s

$ (s() { local n=$1;        echo $n; [[ $n -le 0 ]] || s $(($n - 1)) "$@"; }; time s 6976)
real    1m19.046s
user    1m16.360s
sys     0m2.684s