In any other case, the answer is almost certainly no. Most commonly used C compilers are sufficiently large and complicated that the chances of avoiding a compiler bug with a sufficiently large codebase is close to zero.
Thanks for the heads up, I hadn't seen anything in the article about CompCert, but on doing a search I found there are quite a few mentions of it on other articles on the blog:
http://compcert.inria.fr/compcert-C.html#subset
In any other case, the answer is almost certainly no. Most commonly used C compilers are sufficiently large and complicated that the chances of avoiding a compiler bug with a sufficiently large codebase is close to zero.