Networking functions that net_ts tests rely on are defined in libbsd on RTEMS, so link with it.
Regstrapped on x86_64-linux-gnu, also tested with a cross to aarch64-rtems6. Ok to install? for libstdc++-v3/ChangeLog * testsuite/lib/dg-options.exp (add_options_for_net_ts): Add -lbsd for RTEMS targets. --- libstdc++-v3/testsuite/lib/dg-options.exp | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/libstdc++-v3/testsuite/lib/dg-options.exp b/libstdc++-v3/testsuite/lib/dg-options.exp index 203bb0dfed505..15f37da468a5b 100644 --- a/libstdc++-v3/testsuite/lib/dg-options.exp +++ b/libstdc++-v3/testsuite/lib/dg-options.exp @@ -253,6 +253,12 @@ proc add_options_for_net_ts { flags } { # libsocket and libnsl for networking applications. if { [istarget *-*-solaris2*] } { return "$flags -lsocket -lnsl" + } elseif { [istarget *-*-rtems*] } { + # Adding -Wl,--gc-sections would enable a few more tests to + # link, but all of them fail at runtime anyway, because the + # io_context ctor calls pipe(), which always fails, and thus + # the ctor throws a system error. + return "$flags -lbsd" } return $flags } -- Alexandre Oliva, happy hacker https://FSFLA.org/blogs/lxo/ Free Software Activist GNU Toolchain Engineer Disinformation flourishes because many people care deeply about injustice but very few check the facts. Ask me about <https://stallmansupport.org>