id summary reporter owner description type status milestone component version severity resolution keywords cc 12795 thread library - thread_specific_ptr documentation gives obsolete recomendation Oleksandr Guteniev viboes "thread_specific_ptr documentation says ''Though compilers often provide this facility in the form of extensions to the declaration syntax (such as _declspec(thread) or thread annotations on static or namespace-scope variable declarations), such support is non-portable, and is often limited in some way, such as only supporting POD types.'' Now as we have portable '''thread_local''' in current compilers, it should be prefered to use '''thread_local''', since thread_specific_ptr has known performance limitation." Bugs assigned To Be Determined thread Boost 1.63.0 Cosmetic thread_specific_ptr