Use reinterpret_cast instead of static_cast for pthread_t => Thread::id_t

Summary: On FreeBSD pthread_t is a pthread*, not uint64_t, so static_cast gest upset

Reviewed By: dreiss

Test Plan: Compile on FreeBSD


git-svn-id: https://svn.apache.org/repos/asf/incubator/thrift/trunk@665210 13f79535-47bb-0310-9956-ffa450edef68
1 file changed