(gdb_run_cmd): Look for gdb,do_reload_on_run target feature--if it
exists, reload the executable and do a "continue" instead of
doing a jump.
(runto_main): Use gdb_step_for_stub.
* gdb.base/break.exp: Use gdb_step_for_stub. Also, rename certain
tests to have unique names.
* gdb.base/callfuncs.exp: Ditto.
* gdb.base/commands.exp: Ditto.
* gdb.base/default.exp: Ditto.
* gdb.base/help.exp: Ditto.
* gdb.base/list.exp: Ditto.
* gdb.base/opaque.exp: Ditto.
* gdb.base/printcmds.exp: Ditto. Use a loop to emit multiple
similar tests.
* gdb.base/setshow.c: Add set_debug_traps/breakpoint calls.
* gdb.c++/cplusfuncs.cc: Ditto.
* gdb.c++/virtfunc.cc: Ditto.
* config/monitor.exp: Keep track of the last file we saw, rather
than trying to get the info from gdb.
* gdb.fortran/types.exp: Move comment to previous line.
Fixes for TCL8 miscellaneous problems, plus other changes.
fc75bd970a