bitcoin/secp256k1 — pull request #95 by gmaxwell (2014-11-04 21:18:58+00:00)
Title: Misc. Warning and cosmetic error cleanups.

This fixes a cosmetic precedence bug in the tests along with some
type warnings.

It also adds a dummy cast to the CHECK macro to avoid hundreds
of statement with no effect warnings on compilers that warn about
such things.