mxcl/homebrew — pull request #13423 by 2bits (2012-07-16 04:33:54+00:00)
Title: ggobi: add `fails_with :clang`

Ggobi will fail to compile with clang when it gets to a line
where clang doesn't feel that 0 is a positive integer.
Add a `fails_with :clang` block to switch to llvm or gcc which
don't have that problem.

Fixes #13409