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# Copyright 2016 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 3 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, see <http://www.gnu.org/licenses/>.
# Make sure that if an inferior exits or is detached/killed, its
# watchpoints don't end up with stale locations, preventing resumption
# of other inferiors.
standard_testfile
if {[build_executable "failed to build" $testfile $srcfile {debug}]} {
return -1
}
# The test proper. DISPOSE indicates how to dispose of the fork
# child. Can be either "kill", "detach", or "exit" (to continue it to
# normal exit).
proc do_test {dispose} {
global binfile
clean_restart $binfile
gdb_test_no_output "set follow-fork child"
gdb_test_no_output "set detach-on-fork off"
if ![runto "child_function"] {
fail "Can't run to child_function"
return
}
gdb_test "watch globalvar" "atchpoint \[0-9\]+: globalvar" \
"set watchpoint on inferior 2"
# Dispose of the inferior. This should get rid of this inferior's
# watchpoint locations.
if {$dispose == "kill"} {
gdb_test "kill" "" "kill inferior 2" \
"Kill the program being debugged.*y or n. $" "y"
} elseif {$dispose == "detach"} {
gdb_test "detach" ".*" "detach inferior 2"
} elseif {$dispose == "exit"} {
gdb_test "continue" ".*exited normally.*" "run to exit inferior 2"
} else {
perror "unhandled dispose: $dispose"
}
gdb_test "inferior 1" "witching to inferior 1 .*" \
"switch back to inferior 1"
if {$dispose == "kill"} {
gdb_test "print expect_signaled = 1" " = 1"
}
gdb_breakpoint "marker"
# Now continue inferior 1. Before GDB was fixed, watchpoints for
# inferior 2 managed to be left behind. When GDB realized that
# they hadn't been inserted, the continue command was aborted:
#
# (gdb) continue
# Continuing.
# Warning:
# Could not insert hardware watchpoint 2.
# Could not insert hardware breakpoints:
# You may have requested too many hardware breakpoints/watchpoints.
#
# Command aborted.
# (gdb)
#
gdb_test "continue" "Breakpoint \[0-9\]+, marker .*" \
"continue in inferior 1"
}
foreach_with_prefix dispose {"kill" "detach" "exit"} {
do_test $dispose
}
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