https://gcc.gnu.org/bugzilla/show_bug.cgi?id=52192
David Edelsohn <dje at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- Target|*-*-solaris2.[89], |*-*-solaris2.[89] |powerpc-ibm-aix* | Summary|GCC_CHECK_TLS doesn't |GCC_CHECK_TLS doesn't |detect native TLS |detect native TLS on | |Solaris 8/9 --- Comment #4 from David Edelsohn <dje at gcc dot gnu.org> --- I guess never mind because this would require libstdc++ always to be built with -pthread.