Splint

Splint
Annotation-Assisted Lightweight Static Checking
Inexpensive Program Analysis Group
University of Virginia, Department of Computer ScienceSecure Programming Lint
SPecifications Lint
First Aid for Programmers

Splint is a tool for statically checking C programs for security vulnerabilities and coding mistakes. With minimal effort, Splint can be used as a better lint. If additional effort is invested adding annotations to programs, Splint can perform stronger checking than can be done by any standard lint.