Activating C++11 turned on strict ansi mode it seems:
it causes some issues with the non portable stuff.
…is there perhaps a different library to use that is more updated with the times?
Basically includes hi def image stuff and headers.
Note: Mac OS X build is broken. LowLevelWindow_MacOSX.mm refers to the removed RageDisplay_Legacy_Helpers files. The replacement is not immediately obvious.
This should make it possible to build StepMania 5 on Mac OS X.
The catch is that it will only work with Snow Leopard and up, but I think this is better than nothing.
We can support PowerPC / 10.4-10.5 again when someone can make the old Xcode 3 project work.