run C file as a script, complied with any compiler

shell.cpp

#!/bin/bash
#if 0
set -e
src=$0
tmp=/tmp/$$.cpp
exe=/tmp/$$
sed -e 1d < $src > $tmp
trap "rm -f $tmp $exe" EXIT
( set -x ; g++ -o $exe $tmp )
$exe "$@"
exit $?
#endif
#include <stdio.h>
int main()
{
  printf("hello word\n");
}

$ ./shell.cpp
+ g++ -o /tmp/3789385 /tmp/3789385.cpp
hello word