unittests/fmt: Basic check for buffer overflow errors
unittests/fmt: Basic check for buffer overflow errors

rfuentess/RIOT,kYc0o/RIOT,kaspar030/RIOT,josephnoir/RIOT,basilfx/RIOT,rfuentess/RIOT,neiljay/RIOT,lazytech-org/RIOT,neiljay/RIOT,authmillenon/RIOT,LudwigKnuepfer/RIOT,gebart/RIOT,josephnoir/RIOT,x3ro/RIOT,aeneby/RIOT,kYc0o/RIOT,cladmi/RIOT,gebart/RIOT,mfrey/RIOT,BytesGalore/RIOT,josephnoir/RIOT,yogo1212/RIOT,kYc0o/RIOT,x3ro/RIOT,authmillenon/RIOT,RIOT-OS/RIOT,yogo1212/RIOT,BytesGalore/RIOT,jasonatran/RIOT,OlegHahm/RIOT,ant9000/RIOT,kbumsik/RIOT,aeneby/RIOT,rfuentess/RIOT,miri64/RIOT,authmillenon/RIOT,gebart/RIOT,OTAkeys/RIOT,BytesGalore/RIOT,smlng/RIOT,LudwigOrtmann/RIOT,smlng/RIOT,yogo1212/RIOT,gebart/RIOT,x3ro/RIOT,kYc0o/RIOT,miri64/RIOT,gebart/RIOT,biboc/RIOT,toonst/RIOT,basilfx/RIOT,avmelnikoff/RIOT,authmillenon/RIOT,rfuentess/RIOT,A-Paul/RIOT,josephnoir/RIOT,neiljay/RIOT,miri64/RIOT,avmelnikoff/RIOT,OTAkeys/RIOT,basilfx/RIOT,LudwigOrtmann/RIOT,kbumsik/RIOT,jasonatran/RIOT,jasonatran/RIOT,lazytech-org/RIOT,yogo1212/RIOT,LudwigKnuepfer/RIOT,mfrey/RIOT,x3ro/RIOT,ant9000/RIOT,lazytech-org/RIOT,jasonatran/RIOT,x3ro/RIOT,mtausig/RIOT,LudwigKnuepfer/RIOT,biboc/RIOT,smlng/RIOT,avmelnikoff/RIOT,RIOT-OS/RIOT,kaspar030/RIOT,ant9000/RIOT,cladmi/RIOT,mtausig/RIOT,yogo1212/RIOT,kaspar030/RIOT,kbumsik/RIOT,BytesGalore/RIOT,kbumsik/RIOT,A-Paul/RIOT,yogo1212/RIOT,basilfx/RIOT,RIOT-OS/RIOT,A-Paul/RIOT,LudwigOrtmann/RIOT,RIOT-OS/RIOT,OlegHahm/RIOT,authmillenon/RIOT,authmillenon/RIOT,cladmi/RIOT,lazytech-org/RIOT,mfrey/RIOT,toonst/RIOT,cladmi/RIOT,miri64/RIOT,cladmi/RIOT,LudwigKnuepfer/RIOT,LudwigOrtmann/RIOT,OlegHahm/RIOT,OTAkeys/RIOT,kaspar030/RIOT,LudwigOrtmann/RIOT,mtausig/RIOT,lazytech-org/RIOT,toonst/RIOT,mtausig/RIOT,OTAkeys/RIOT,LudwigOrtmann/RIOT,neiljay/RIOT,basilfx/RIOT,aeneby/RIOT,toonst/RIOT,jasonatran/RIOT,OTAkeys/RIOT,biboc/RIOT,ant9000/RIOT,BytesGalore/RIOT,avmelnikoff/RIOT,rfuentess/RIOT,smlng/RIOT,RIOT-OS/RIOT,biboc/RIOT,mfrey/RIOT,mfrey/RIOT,josephnoir/RIOT,mtausig/RIOT,kYc0o/RIOT,avmelnikoff/RIOT,kbumsik/RIOT,LudwigKnuepfer/RIOT,aeneby/RIOT,ant9000/RIOT,smlng/RIOT,A-Paul/RIOT,kaspar030/RIOT,OlegHahm/RIOT,biboc/RIOT,miri64/RIOT,A-Paul/RIOT,toonst/RIOT,neiljay/RIOT,aeneby/RIOT,OlegHahm/RIOT