tests/file-check-cxx

#!/bin/bash
FILECHECK=$1
CXX=$2
PREFIX=$3
shift 3
SOURCE=$(echo "$@" | grep -oP '\S+\.cpp\b')
OBJ=$(echo "$@" | grep -oP '\S+\.o\b')
$CXX "$@" 2>&1 | $FILECHECK -check-prefix=$PREFIX $SOURCE
if [ "$?" -eq 0 ]; then
  touch $OBJ
else
  exit 1
fi