on the mac32.gcc4 platform, removed the -ffast-math compiler flag from optimized configurations, as it breaks some corner cases in the BSP traversal and ray-AABB intersection codes (as revealed by the corresponding unit tests).
on the mac32.gcc4 platform, removed the -ffast-math compiler flag from optimized configurations, as it breaks some corner cases in the BSP traversal and ray-AABB intersection codes (as revealed by the corresponding unit tests).

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