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turso/simulator/run-miri.sh
2025-10-20 23:48:19 -05:00

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#!/bin/bash
ARGS=("$@")
# Intercept the seed if it's passed
while [[ $# -gt 0 ]]; do
case $1 in
-s=*|--seed=*)
seed="${1#*=}"
shift
;;
-s|--seed)
seed="$2"
shift 2
;;
*)
shift
;;
esac
done
# Otherwise make one up
if [ -z "$seed" ]; then
# Dump 8 bytes of /dev/random as decimal u64
seed=$(od -An -N8 -tu8 /dev/random | tr -d ' ')
ARGS+=("--seed" "${seed}")
echo "Generated seed for Miri and simulator: ${seed}"
else
echo "Intercepted simulator seed to pass to Miri: ${seed}"
fi
MIRIFLAGS="-Zmiri-disable-isolation -Zmiri-disable-stacked-borrows -Zmiri-seed=${seed}" cargo +nightly miri run --bin limbo_sim -- "${ARGS[@]}"