mxcl/homebrew — pull request #14198 by samueljohn (2012-08-15 10:13:13+00:00)
Title: python3: cleanup.

- `-Qunused-arguments` is already set by homebrew (when using default clang).
- Since 3.2.3, the "2to3" script has a version suffix already. (see #14179)
- Added `--without-gcc` to ensure python uses clang.