Test all commits in range, performing a `make check` on each. Fail on first failed commit.

check_commits.sh

#!/bin/bash

RANGE=$1

while read rev def; do
  echo -n "Testing $rev ($def) "
  git checkout $rev >/dev/null 2>/dev/null
  make check > /dev/null 2>/dev/null
  [[ $? != 0 ]] && echo "NOK" && exit 1
  echo "OK"
  git checkout . >/dev/null 2>/dev/null
done < <(git rev-list  --pretty=oneline $RANGE | tac)