martine/ninja — pull request #335 by ClausKlein (2012-06-16 21:14:04+00:00)
Title: prevent most warnings while build with -std=c++11

* Handle CPPFLAGS too at configure.py to find gtest header
* Also do not use deprecated hash_map if possible

tested with g++ V4.7 on Darwin V10.5 (Leopard) only!