tduehr/homebrew-science — pull request #1 by davydden (2014-10-19 13:48:10+00:00)
Title: petsc, slepc, arpack, superlu_dist, p4est

Added two new formulas: p4est, superlu_dist.
Updated or enhanced others (arpack, petsc, slepc).
That works for me on Yosemite and Xcode 6.1 with gcc 4.9 provided by Homebrew.