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# Copyright 2018-2021 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/>.
# Test if gdb can read a core file with a program header size of 4MB, if the
# stack size is limited to 4MB.
if { [target_info gdb_protocol] != "" } {
# Even though the feature under features being tested are supported by
# gdbserver, the way this test is written doesn't make it easy with a
# remote target.
unsupported "not native"
return
}
standard_testfile
if {[prepare_for_testing "failed to prepare" $testfile $srcfile debug]} {
return -1
}
# Generate core file.
set corefile [core_find $binfile]
if {$corefile == ""} {
return 0
}
# Limit is in kb, so this is 4MB.
set stack_limit 4096
# Verify if we can set the stack limit.
catch {
system [concat \
"(" \
"ulimit -s $stack_limit;" \
")"]
} msg
if { "$msg" != "" } {
untested "Can't set stack limit"
return -1
}
set cmd \
[concat \
"(" \
"ulimit -s $stack_limit;" \
"$GDB $INTERNAL_GDBFLAGS $GDBFLAGS -batch -core=$corefile" \
")"]
verbose -log $cmd
# Run gdb with stack limit
set output [standard_output_file OUTPUT]
catch {
system "$cmd > $output 2>&1"
} msg
verbose -log [exec cat $output]
file delete $output
set test "read core file"
if { "$msg" == "" } {
pass "$test"
} else {
verbose -log $msg
fail "$test"
}
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