path: root/gdb/testsuite/gdb.hp/quicksort.exp

# quicksort.exp -- Expect script to test gdb with quicksort.c
# Copyright (C) 1992 Free Software Foundation, Inc.

# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
# 
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
# 
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.  */

# Please email any bugs, comments, and/or additions to this file to:
# bug-gdb@prep.ai.mit.edu

# use this to debug:
#
#log_user 1

if $tracelevel then {
    strace $tracelevel
}

if { ![istarget "hppa*-*-hpux10.30"] && ![istarget "hppa*-*-hpux11.*"] } {
    verbose "HPUX thread test ignored for non-hppa or pre-HP/UX-10.30 targets."
    return 0
}

set testfile quicksort
set srcfile ${srcdir}/${subdir}/${testfile}.c
set binfile ${objdir}/${subdir}/${testfile}

if [get_compiler_info ${binfile}] {
    return -1
}

# To build the executable we need to link against the thread library.
#
#     cc -Ae -g -o quicksort -lpthread quicksort.c
#
#compile "${srcfile} -Ae -g -lpthread -o ${binfile}"

if {$gcc_compiled == 0} {
    set additional_flags "additional_flags=-Ae"
} else {
    set additional_flags ""
}

if  { [gdb_compile "${srcdir}/${subdir}/${testfile}.c" "${binfile}.o" object [list debug $additional_flags]] != "" } {
     gdb_suppress_entire_file "Testcase compile failed, so all tests in this file will automatically fail."
}
remote_exec build "ld /usr/ccs/lib/crt0.o ${binfile}.o -lcl -lpthread  -lc /opt/langtools/lib/end.o -o ${binfile}"


# Thread stuff is _slow_; prepare for long waits.
#
set oldtimeout $timeout
set timeout [expr "$timeout + 300"]
set oldverbose $verbose
#set verbose 40

# Further, this test has some "null" lines designed
# to consume output from gdb that was too late to be
# matched (sequence is "gdb_test" sends; timeout and
# on to next send; result finally comes in; mismatch).
#
# The null command is 'gdb_test "p \$pc" ".*" ""'
#
# NOTE: to pass a literal "$", "/" or "*" (etc.) to gdb_test, 
#       remember that the pattern will be escaped once and 
#       $-evaluated twice:
#
#          "\\\*" matches "\*"
#          "\$"  matches "$"
#
proc fix_timeout {} {
    gdb_test "p \$pc" ".*" ""
}

#=========================
#
# Simple sanity test first.
#
gdb_exit
gdb_start
gdb_reinitialize_dir $srcdir/$subdir
gdb_load ${binfile}

gdb_test "tb 122" ".*Breakpoint.*" ""
gdb_test "r" ".*122.*" ""
gdb_test "thr 99" ".*Thread ID 99 not known.*" "Check too-big thread number"
gdb_test "tb 145 thr 3" ".*Breakpoint.*" "set thread-specific bp 145"
gdb_test "tb 146 thr 4" ".*Breakpoint.*" "set thread-specific bp 146"
gdb_test "c" ".*Switched to thread.*145.*" "auto switch"
gdb_test "c" ".*Switched to thread.*146.*" "auto switch 2"
gdb_test "c" ".*Program exited normally.*" ""

#=========================
#
# Test that you can't do a thread select after a program runs.
#
gdb_test "thread" ".*No stack.*" "No live thread after run"
gdb_test "thr 2"  ".*No stack.*" "Can't set thread after run"

#=========================
#
# Test thread command changes, look for frame level reset bug.
#
gdb_exit
gdb_start
gdb_reinitialize_dir $srcdir/$subdir
gdb_load ${binfile}
gdb_test "b 122" ".*" ""
gdb_test "r" ".*122.*" ""

# Prep for frame level test--go up/info thread/check frame
#
gdb_test "up" ".*quick_sort.*" ""
gdb_test "up" ".*main.*"       ""

send_gdb "i th\n"
gdb_expect {
  -re ".*7 thread.* in .* from .* in .* from .* 6 thread.*$gdb_prompt $" {
      fail "old thread command, says things twice"
  }
  -re ".*7 system thread.*6 system th.*5 sys.*4.*3.*2.*1.*work_init.*$gdb_prompt $" {
      pass "info threads"
  }
  -re ".*$gdb_prompt $"  { fail "no info thread command" }
  timeout { fail "timeout" }
}

# We should have been restored two frames up--check.
#
send_gdb "up\n"
gdb_expect {
    -re ".*Initial frame selected.*$gdb_prompt $" {
        pass "Frame correctly reset after 'info threads'"
    }
    -re ".*quick_sort.*$gdb_prompt $" {
        fail "Old gdb bug; should be fixed someday"
    }
    -re ".*$gdb_prompt $" {
        fail "real bug--FIX!"
    }
    timeout { fail "timeout" }
}

# Do it again, only just go to a middle frame, and use another thread.
#
gdb_test "thr 5" ".*" ""
gdb_test "bt" ".* ___ksleep.*_lwp_cond_timedwait.*pthread_cond_wait.*worker.*__pthread_create_system.*" ""
gdb_test "up" ".*1.*_lwp_cond_timedwait.*" ""
gdb_test "up" ".*2.*pthread_cond_wait.*"   ""
gdb_test "up" ".*3.*worker.*"              ""
gdb_test "i th" ".*7.*6.*work_init.*"      ""
gdb_test "f"  ".*3.*worker.*"              "Frame restored"
gdb_test "p wp->max_pile" ".*= 128.*"      "can see vars in frame"

# Thread command changes
#
gdb_test "thr"    ".*Current thread is 5.*"   "threads-no-num"
gdb_test "thr 6"  ".*Switching to thread 6.*" "new switch"
gdb_test "thr"    ".*Current thread is 6.*"   "check switch"
#gdb_test "thr 6"  ".*Current thread is already 6.*" "dup, no switch"
gdb_test "thr app all p x" ".*No symbol.*"    ""
gdb_test "thr"    ".*Current thread is 6.*"   "restore current thread"

#=========================
#
# Test new stepping
#

proc get_hit { } {
    global hit2
    global hit3
    global hit4
    global hit5
    global hit6
    global hit7
    global gdb_prompt

    send_gdb "cont\n"
    gdb_expect {
        -re ".*Breakpoint.*145.*$gdb_prompt $" {
            send_gdb "thr\n"
            gdb_expect {
                -re ".*is 7.*$gdb_prompt $" {
                    set hit7 [expr "$hit7 + 1"]
                }
                -re ".*is 6.*$gdb_prompt $" {
                    set hit6 [expr "$hit6 + 1"]
                }
                -re ".*is 5.*$gdb_prompt $" {
                    set hit5 [expr "$hit5 + 1"]
                }
                -re ".*is 4.*$gdb_prompt $" {
                    set hit4 [expr "$hit4 + 1"]
                }
                -re ".*is 3.*$gdb_prompt $" {
                    set hit3 [expr "$hit3 + 1"]
                }
                -re ".*is 2.*$gdb_prompt $" {
                    set hit2 [expr "$hit2 + 1"]
                }
                -re ".*$gdb_prompt $" {
                    fail "can't see which thread"
                }
                timeout { fail "timeout" }
            }
        }
        -re ".*$gdb_prompt $" {
            fail "thread command"
        }
        timeout { fail "timeout" }
    }
}

gdb_exit
gdb_start
gdb_reinitialize_dir $srcdir/$subdir
gdb_load ${binfile}
gdb_test "break 122" ".*" ""
gdb_test "run"      ".*122.*" ""

# Make sure we hit a bp on every thread.
#
# Try one, via thread-specific bps
#
gdb_test "break 145 thr 2" ".*" "set thread-specific bp thr 2"
gdb_test "break 145 thr 3" ".*" "set thread-specific bp thr 3"
gdb_test "break 145 thr 4" ".*" "set thread-specific bp thr 4"
gdb_test "break 145 thr 5" ".*" "set thread-specific bp thr 5"
gdb_test "break 145 thr 6" ".*" "set thread-specific bp thr 6"
gdb_test "break 145 thr 7" ".*" "set thread-specific bp thr 7"

set hit2 0
set hit3 0
set hit4 0
set hit5 0
set hit6 0
set hit7 0

get_hit
get_hit
get_hit
get_hit
get_hit
get_hit

if { [expr "$hit2 == 1"] 
  && [expr "$hit3 == 1"]
  && [expr "$hit4 == 1"]
  && [expr "$hit5 == 1"]
  && [expr "$hit6 == 1"]
  && [expr "$hit7 == 1"] } {
    pass "thread-specific bps 1"
} else {
    fail "thread-specific bps 1"
}

#====================
#
# Now use generic bps
#
gdb_exit
gdb_start
gdb_reinitialize_dir $srcdir/$subdir
gdb_load ${binfile}
gdb_test "b 122" ".*" ""
gdb_test "r" ".*122.*" ""

# Make sure we hit a bp on every thread.
#
# Try two, via non-thread-specific bp
#
gdb_test "b 145" ".*" "b 145"

set hit2 0
set hit3 0
set hit4 0
set hit5 0
set hit6 0
set hit7 0

get_hit
get_hit
get_hit
get_hit
get_hit
get_hit

if { [expr "$hit2 == 1"] 
  && [expr "$hit3 == 1"]
  && [expr "$hit4 == 1"]
  && [expr "$hit5 == 1"]
  && [expr "$hit6 == 1"]
  && [expr "$hit7 == 1"] } {
    pass "thread-specific bps 2"
} else {
    fail "thread-specific bps 2"
}

#====================
#
# Complicated (original) test next.
#
gdb_exit
gdb_start
gdb_reinitialize_dir $srcdir/$subdir
gdb_load ${binfile}

if ![runto_main] then {
   fail "Can't run to main"
   return 0
}

# OK, we're at "main", there should be one thread.
#
gdb_test "info thread" ".*\\\* 1 system thread .*main.*" "initial thread"
 
# Try to see the threads being created: set a breakpoint 
# after the creation and go around the loop a few times.
#
gdb_test "break 109" "Breakpoint.*109.*" "set bpt"

gdb_test "c" ".*New thread.*Breakpoint.*109.*" "first continue"
fix_timeout

# Make sure we don't wait (waiting is for attach test)
#
gdb_test "set wait_here = 0" ".*" ""

send_gdb "info thr\n"
gdb_expect {
    -re ".*2 system th.*1 sy.*109.*$gdb_prompt $" { pass "saw thread create" }
    -re ".*1 system thread.*87.*$gdb_prompt $"    { fail "didn't see thread create" }
    -re ".*$gdb_prompt $"                         { fail "no info thread command" }
    timeout { fail "timeout" }
}

gdb_test "c"      ".*New thread.*Breakpoint.*109.*" "continue"
fix_timeout

send_gdb "info thr\n"
gdb_expect {
    -re ".*3 system thread.*2 sys.*\\\* 1 system thread.*109.*$gdb_prompt $" { 
        pass "saw thread create" }
    -re ".*2 system thread.*1 sys.*109.*$gdb_prompt $" { 
        fail "didn't see thread create" 
    }
    -re ".*1 system thread.*109.*$gdb_prompt $" {
        fail "didn't see thread create" 
    }
    -re ".*$gdb_prompt $" {
        fail "no info thread command" 
    }
    timeout { fail "timeout" }
}

fix_timeout
gdb_test "clear" ".*Deleted breakpoint.*" ""

# Now go on to the end of thread creation.
#
gdb_test "b 122"  ".*"     "set bpt 122"
gdb_test "c"     ".*New thread.*New thread.*New thread.*122.*" ""
gdb_test "p \$pc" ".*" ""
gdb_test "clear" ".*Deleted breakpoint.*" ""

send_gdb "info thr\n"
gdb_expect {
    -re ".*7 system thread.*6 sys.*5.*1 system thread.*122.*$gdb_prompt $" 
        { pass "saw thread creates" }
    -re ".*$gdb_prompt $"                           
        { fail "no info thread command" }
    timeout { fail "timeout" }
}

# Try a thread-specific breakpoint; we expect the other threads to
# be waiting at this point.
#
gdb_test "thr 3"  ".*Switching to thread.*ksleep.*" "thread switch"
gdb_test "i th"   ".*\\\* 3 system thread.*"        "show new current thread"

gdb_test "up"     ".*lwp_cond_timedwait.*" ""
gdb_test "up"     ".*pthread_cond_wait.*"  ""
gdb_test "up"     ".*worker.*144.*"        ""

gdb_test "b 145 th 3" ".*Breakpoint.*145.*" "set thread-specific bp"
gdb_test "i b"    ".*breakpoint.*breakpoint.*145 thread 3.*" "show thread-specific bp"

gdb_test "c"      ".*Breakpoint.*145.*145.*" "hit thread-specific bp"
gdb_test "p \$pc" ".*" ""

# Test thread apply command on thread specific data.
#
gdb_test "thre app all p \$pc" ".*Thread 7.*Thread 6.*Thread 5.*Thread 4.*Thread 3.*Thread 2.*Thread 1.*" "thread apply all"
gdb_test "thr ap 1 3 5 p \$pc" ".*Thread 1.*Thread 3.*Thread 5.*" "thr app 1 3 5"

# Switch again, and test that others continue on a "next"
# This test _could_ fail due to timing issues, but that's
# unlikely.
#
gdb_test "thr 7" ".*Switching to thread.*" ""

# Make sure that "up" stops at __pthread_exit, or
# __pthread_create, the pseudo-roots, and that we 
# only see that pseudo-root once.
#
send_gdb "bt\n"
gdb_expect {
    -re ".*Error accessing memory address.*" { fail "bt" }
    -re ".*pthread_create.*pthread_create.*" { fail "bt" }
    -re ".*worker.*pthread_create.*"         { pass "bt" }
    -re ".*pthread_exit.*"                   { pass "bt" }
    timeout { fail "timeout on bt" }
}

gdb_test "up" ".*"           ""
gdb_test "up" ".*"           ""
gdb_test "up" ".*144.*"      "Up 3"
gdb_test "up" ".*pthread_.*" "Up 4"
gdb_test "up" ".*Initial frame selected; you cannot go up.*" "catch end of thread stack"

#=====================
#
# Things get iffy here; when we step, sometimes the step
# completes, sometimes it doesn't.  When it doesn't, we
# hit a bp somewhere else and the step never completes
# (wait_for_inferior just evaporates it). 
#
# I think the right answer is that any failures here
# should stick around to trigger later fixing.
#
#  Here's the plan: 
#
#  Bps at 148 (5) and 154 (6) on thread 7 (two bps so we 
#     see the difference between going around the loop and
#     reporting the same bp hit twice).
#
#  Bp at 144 on thread 3.
#
#  Step out of a library routine.
#
# Either the step will finish or a bp will hit.  Try to
# handle all the cases.
#
gdb_test "b 148 thr 7" ".*Breakpoint.*148.*" ""
gdb_test "b 154 thr 7" ".*Breakpoint.*154.*" "set bpt 2"

set hit_154_bp 0
set hit_148_bp 0
set hit_145_bp 0
set step_completed 0

# Expect zero hits
#
gdb_test "i b" ".*" ""

send_gdb "n\n"
gdb_expect {
    -re ".*Single stepping.*_lwp_cond_timedwait.*$gdb_prompt $" {
        send_gdb "thr\n"
        gdb_expect {
            -re ".*is 7.*$gdb_prompt $" {
                set step_completed 1
                pass "completed step in library code"
            }
            -re ".*$gdb_prompt $" {
                fail "completed step in library code, but in wrong thread"
            }
            timeout { fail "timeout" }
        }
    }
    -re ".*Single stepping.*Switched to thread 3.*Breakpoint.*$gdb_prompt $" {
        pass "step cancelled; hit bp due to thread parallelism"
        set hit_145_bp 1
    }
    -re ".*Single stepping.*Switched to thread 7.*Breakpoint.*148.*$gdb_prompt $" {
        pass "step cancelled; hit bp due to thread parallelism"
        set hit_148_bp 1
    }
    -re ".*Single stepping.*Switched to thread 7.*Breakpoint.*154.*$gdb_prompt $" {
        pass "step cancelled; hit bp due to thread parallelism"
        set hit_154_bp 1
    }
    -re ".*$gdb_prompt $" {
        send_gdb "thr\n"
        gdb_expect {
            -re ".*is 7.*$gdb_prompt $" {
                fail "No event?"
            }
            -re ".*$gdb_prompt $" {
                fail "No event"
            }
            timeout { fail "timeout" }
        }
    }
    timeout { fail "timeout" }
}

# Sometimes used to get SIGTRAP here; that should be fixed
#

# Expect appropriate hits of bpt; too much work to parse
# result and check...
#
gdb_test "i b" ".*" ""

send_gdb "c\n"
gdb_expect {
    -re ".*SIGTRAP.*$gdb_prompt $" {
        fail "got SIGTRAP"
    }
    -re ".*Switched to thread 7.*Breakpoint.*154.*$gdb_prompt $" {
        if { $hit_154_bp == 1 } {
            fail "re-hit old bp"
        } else {
            pass "continue; hit parallel event after continue"
        }
        set hit_154_bp 1
    }
    -re ".*Switched to thread 7.*Breakpoint.*148.*$gdb_prompt $" {
        if { $hit_148_bp == 1 } {
            fail "re-hit old bp"
        } else {
            pass "continue; hit parallel event after continue"
        }
        set hit_148_bp 1
    }
    -re ".*Breakpoint.*154.*$gdb_prompt $" {
        if { $hit_154_bp == 1 } {
            fail "re-hit old bp"
        } else {
            send_gdb "thr\n"
            gdb_expect {
                -re ".*is 7.*$gdb_prompt $" {
                    pass "continue; hit parallel event after continue"
                }
                -re ".*$gdb_prompt $" {
                    fail "hit bp in wrong thread"
                }
                timeout { fail "timeout" }
            }
        }
        set hit_154_bp 1
    }
    -re ".*Breakpoint.*148.*$gdb_prompt $" {
        if { $hit_148_bp == 1 } {
            fail "re-hit old bp"
        } else {
            send_gdb "thr\n"
            gdb_expect {
                -re ".*is 7.*$gdb_prompt $" {
                    pass "continue; hit parallel event after continue"
                }
                -re ".*$gdb_prompt $" {
                    fail "hit bp in wrong thread"
                }
                timeout { fail "timeout" }
            }
        }
        set hit_148_bp 1
    }
    -re ".*Breakpoint.*145.*$gdb_prompt $" {
        if { $hit_145_bp == 1 } {
            fail "re-hit old bp"
        } else {
            send_gdb "thr\n"
            gdb_expect {
                -re ".*is 3.*$gdb_prompt $" {
                    pass "continue; hit parallel event after continue"
                }
                -re ".*$gdb_prompt $" {
                    fail "hit bp in wrong thread"
                }
                timeout { fail "timeout" }
            }
        }
        set hit_145_bp 1
    }
    -re ".*_lwp_cond_timedwait.*$gdb_prompt $" {
        pass "continue; hit step completion after continue"
    }
    -re ".*Program exited normally.*" {
        fail "Program ended? HOW?"
    }
    -re ".*$gdb_prompt $" {
        fail "Unexpected event"
    }
    timeout { fail "timeout" }
}

# There are a number of places we _could_ be now;
# this is the price of really running in parallel.
#
send_gdb "n\n"
gdb_expect {
    -re ".*Switched to thread 7.*pthread_cond_wait.*$gdb_prompt $" {
        if { $step_completed } {
            fail "step already completed"
        } else {
            pass "finish step"
        }
    }
    -re ".*pthread_cond_wait.*$gdb_prompt $" {
        #
        # Unlikely, but we might finish the range step from inside
        # ksleep, before anything else.
        #
        if { $step_completed } {
            fail "step already completed"
        } else {
            send_gdb "thr\n"
            gdb_expect {
                -re ".*is 7.*$gdb_prompt $" {
                    pass "finish step"
                }
                -re ".*$gdb_prompt $" {
                    fail "step in wrong thread"
                }
                timeout { fail "timeout" }
            }
        }
    }
    -re ".*Switched to thread.*Breakpoint.*145.*$gdb_prompt $" {
        pass "auto-switch thread" 
    }
    -re ".*Breakpoint.*145.*$gdb_prompt $" {
        pass "auto-switch not needed, ok" 
    }
    -re ".*140.*while.*n_pile.*$gdb_prompt $" {
        #
        # This is just going around the loop from the 154 bp.
        #
        send_gdb "thr\n"
        gdb_expect {
            -re ".*is 7.*$gdb_prompt $" {
                pass "finish step"
            }
            -re ".*$gdb_prompt $" {
                fail "step in wrong thread"
            }
            timeout { fail "timeout" }
        }
    }
    -re ".*149.*ptr = wp.*pile.*$gdb_prompt $" {
        #
        # This is just going around the loop from the 148 bp.
        #
        if { $hit_154_bp } {
            send_gdb "thr\n"
            gdb_expect {
                -re ".*is 7.*$gdb_prompt $" {
                    pass "finish step"
                }
                -re ".*$gdb_prompt $" {
                    fail "step in wrong thread"
                } 
                timeout { fail "timeout" }
            }
        } else {
            pass "step from 149 but didn't hit it first"
        }
    }
    -re ".*Breakpoint 5.*154.*$gdb_prompt $" {
        gdb_test "i b" ".*" ""
        if { $hit_154_bp } {
            fail "hit bp again?"
        } else {
            pass "hit bp"
        }
    }
    -re ".*Breakpoint 5.*148.*$gdb_prompt $" {
        gdb_test "i b" ".*" ""
        if { $hit_148_bp } {
            fail "hit bp again?"
        } else {
            pass "hit bp"
        }
    }
    -re ".*$gdb_prompt $" {
        fail "no step finished"
    }
    timeout { fail "timeout on 'next'" }
}

# Let's get into some kind of known state again.
#
gdb_test "thr 7" ".*" ""
gdb_test "info thread" ".*" ""
#gdb_test "i b" ".*" ""

# Leave breakpoint "154 thr 7" as only live bp.
# 
gdb_test "d 1"   ".*" "del main bp"
gdb_test "d 4"   ".*" "thread-specific bpt delete"
gdb_test "d 5"   ".*" "other bp delete"
send_gdb "i b\n"
gdb_expect {
    -re ".*breakpoint.*breakpoint.*$gdb_prompt $" {
        fail "more than one bp left"
    }
    -re ".*breakpoint.*154.*thread.*7.*$gdb_prompt $" {
        pass "Only one bp left"
    }
    -re ".*$gdb_prompt $" {
        fail "Wrong or no bp left"
    }
    timeout { fail "timeout on info b" }
}

send_gdb "c\n" 
gdb_expect {
    -re ".*SIGTRAP.*Switched to thread.*$gdb_prompt $" {
        fail "SIGTRAP error; lost thread-specific bpt"
    }
    -re ".*SIGTRAP.*Switched to thread.*154.*$gdb_prompt $" {
        fail "SIGTRAP, but hit right thread-specific bpt"
    }
    -re ".*Switched to thread.*Breakpoint.*154.*$gdb_prompt $" {
        pass "auto-switch back"
    }
    -re ".*Breakpoint.*154.*$gdb_prompt $" {
        pass "step to bp"
    }
    -re ".*$gdb_prompt $" {
        fail "auto-switch back" 
    }
    -re ".*Program exited normally.*$gdb_prompt $" {
        fail "step lost"
    }
    timeout {
        fail "timeout"
    }
}
fix_timeout

gdb_test "cle"   ".*Deleted breakpoint.*" "delete last breakpoint"

# Sometimes get SIGTRAP here.  Continue sometimes gets another...
#
send_gdb "c\n"
gdb_expect {
    -re ".*SIGTRAP.*154.*154.*$gdb_prompt $" {
        fail "SIGTRAP on deleted bp 154 "
        send_gdb "c\n" 
        gdb_expect {
            -re ".*$gdb_prompt $" { pass "fixup"}
            timeout { fail "fixup" }
        }
   }
    -re ".*SIGTRAP.*144.*145.*$gdb_prompt $" {
        fail "SIGTRAP on deleted bp 145 "
        send_gdb "c\n"
        gdb_expect {
            -re ".*$gdb_prompt $" { pass "fixup"}
            timeout { fail "fixup" }
        }
    }
    -re ".*SIGTRAP.*148.*148.*$gdb_prompt $" {
        fail "SIGTRAP on deleted bp 148 "
        send_gdb "c\n"
        gdb_expect {
            -re ".*$gdb_prompt $" { pass "fixup"}
            timeout { fail "fixup" }
        }
    }
    -re ".*SIGTRAP.*$gdb_prompt $" {
        fail "unknown SIGTRAP"
        send_gdb "c\n"
        gdb_expect {
            -re ".*$gdb_prompt $" { pass "fixup"}
            timeout { fail "fixup" }
        }
    }
    -re ".*Program exited.*$gdb_prompt $" {
        pass "run to end"
    }
    -re ".*$gdb_prompt $" {
        fail "run to end"
        send_gdb "c\n"
        gdb_expect {
            -re ".*$gdb_prompt $" { pass "fixup"}
            timeout { fail "fixup" }
        }
    }
    timeout { fail "timeout" }
}

gdb_test "p \$pc" ".*No registers.*" "program done"

# Done!
#
gdb_exit

set timeout $oldtimeout
set verbose $oldverbose

# execute_anywhere "rm -f ${binfile}"
#
return 0