stan-dev/stan — pull request #1042 by bob-carpenter (2014-09-23 16:55:19+00:00)
Title: Feature/issue 667 fma calls fma

#### Summary:

Uses std::fma to resolve base arithmetic in fma function

#### Intended Effect:

See summary.

#### How to Verify:

You can look at the implementations. The tests don't change because behavior doesn't change.

#### Side Effects:

None.

#### Documentation:

Already documented.

#### Reviewer Suggestions:

Anyone.