sequent dynix.
* gdb.t06/signals.exp: Add clear_xfail for sequent dynix.
* gdb.t15/funcargs.exp: Conditionally step again to really
finish from marker_call_with_trampolines. Handle the case where
the first step from within call_with_trampolines already steps
us back to main.
* gdb.t15/gdbme.c: Add comment to closing brace of
call_with_trampolines for funcargs.exp.
1f655b81a6