https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83838
--- Comment #5 from H.J. Lu <hjl.tools at gmail dot com> --- (In reply to r...@cebitec.uni-bielefeld.de from comment #4) > > --- Comment #3 from H.J. Lu <hjl.tools at gmail dot com> --- > > There are > > > > /* Only recent versions of Solaris 11 ld properly support hidden > > .gnu.linkonce > > sections, so don't use them. */ > > #ifndef USE_GLD > > #define USE_HIDDEN_LINKONCE 0 > > #endif > > If I can figure out when full support for .gnu.linkonce started in > Solaris ld, I can make this dynamic in configure.ac ... > > > But GCC generates comdat: > > > > .section > > .text.__x86_indirect_thunk,"axG",@progbits,__x86_indirec > > t_thunk,comdat > > .globl __x86_indirect_thunk > > .hidden __x86_indirect_thunk > > .type __x86_indirect_thunk, @function > > > > Does Solaris ld support comdat? > > ... like this one: complete Solaris ld support for comdat started > sometime in the Solaris 11 timeframe, cf. configure.ac (comdat_group). > Solaris 10 did not (at least not in a way that could cope with > everything gcc might generate). > G++ uses comdat extensively. Without comdat, g++ generates very odd codes. Please double check if libstdc++ object files on Solaris have any comdat sections.
