W dniu 17.06.2019 o 17:34, Mayer Hans pisze: (...) > My environment: > Solaris 11.4 on Sparc > gcc version 5.5.0 (GCC) (...) There's a bug in GCC on Solaris wrt thread-local storage - https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90912 As a fix for now I'd suggest using Solaris Studio C compiler. Witold Kręcicki