For some reason __builtin_frame_address(0) returned NULL on iOS ARM when called in unwindBacktrace() causing crashes on iOS ARM. Moving the expression out from the ternary expression fixed this. (#2)
Disabled all optimization for the text_proxy0.c file or else it fails on iOS ARM because of inlining.
Fixed alignment faults on iOS ARM when reading packed class info and attributes. With this fix the iOSDemo app works on ARM when linking with the release VM libs. (#2)