#!/usr/bin/env bash # This script is used to deflake inherently flaky tsan tests. # It is invoked from lit tests as: # %deflake mybinary # which is then substituted by lit to: # $(dirname %s)/deflake.bash mybinary # The script runs the target program up to 10 times, # until it fails (i.e. produces a race report). for i in $(seq 1 10); do OUT=`$@ 2>&1` if [[ $? != 0 ]]; then echo "$OUT" exit 0 fi done exit 1