id summary reporter owner description type status milestone component version severity resolution keywords cc 9117 unexpected behaviour of thread in 1.54 v.ivanov@… Anthony Williams "Hi platform: on mac os x 64 bit running boost thread example from http://www.boost.org/doc/libs/1_54_0/libs/thread/example/thread.cpp with boost version 1.54 results in arch -x86_64 /Users/vivanov/Library/Caches/appCode20/DerivedData/play1-c92f4fc7/Build/Products/Debug/play1 setting alarm for 5 seconds... Process finished with exit code 139 so the ""alarm sounded"" line doesnt appear and the thread doesnt sleep for 5 seconds -- instead it quits right after printing ""setting alarm for 5 seconds"" the example for 1.49 version runs perfectly with boost version 1.49 works perfectly fine http://www.boost.org/doc/libs/1_49_0/libs/thread/example/thread.cpp arch -x86_64 /Users/vivanov/Library/Caches/appCode20/DerivedData/play1-c92f4fc7/Build/Products/Debug/play1 setting alarm for 5 seconds... alarm sounded... Process finished with exit code 139 " Bugs closed To Be Determined thread Boost 1.54.0 Problem invalid