PR target/41512
* config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't propagate
dllexport to class members here.
(i386_pe_determine_dllimport_p): Only check static class data for
definition.
(i386_pe_encode_section_info): Don't recheck DECL_DLLIMPORT_P.
* config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Only check
functions for vague linkage.
(i386_pe_type_dllexport_p): Fix formatting.
(maybe_add_dllexport) New function.
(i386_pe_adjust_class_at_definition): Use it to propagate dllexport
to class members.
From-SVN: r152511
