#!/bin/bash
while read i ; do
	[ -n "$(ldd -r "$i" | grep 'libstdc++')" ] && qfile "$i" >> rebuild.packages
done < <(find $(echo $PATH | tr ':' ' ') -type f -executable)
cut -d ' ' -f1 rebuild.packages | sort -u -o rebuild.packages
emerge -1av $(cat rebuild.packages)