id summary reporter owner description type status milestone component version severity resolution keywords cc 7184 atomic_cas32() uses Linux-only compiler intrinsic jbaker@… Ion Gaztañaga "atomic_cas32() incorrectly assumes _sync_val_compare_and_swap() intrinsic is available on any host OS using GCC4.1+ when, as of GCC4.4, it is only available on Linux. This renders it unportable. Problem was observed on QNX Neutrino 6.5.0." Bugs new To Be Determined interprocess Boost 1.51.0 Problem