add mem overrun check
Merge branch 'master' of https://github.com/Bdot42/mfakto
Merge branch 'master' of https://github.com/Bdot42/mfakto
Merge branch 'master' of https://github.com/Bdot42/mfakto
Merge branch 'master' of https://github.com/Bdot42/mfakto