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# Copyright 2022-2023 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/>.
# Regression test for PR gdb/7161. Test that GDB cannot delete non-user
# breakpoints with clear command.
# get_first_maint_bp_num
#
# Purpose:
# Get the first number of all internal breakpoints when using command
# "maint info breakpoints".
#
# Parameter:
# None.
#
# Return:
# Internal breakpoint number, which is negative.
#
proc get_first_maint_bp_num { } {
gdb_test_multiple "maint info break" "find first internal bp num" {
-re -wrap "(-\[0-9\]).*" {
return $expect_out(1,string)
}
}
return ""
}
standard_testfile .c
# This testcase just needs a "Hello world" source file, reuse
# gdb.base/main.c instead of adding a new one.
if { [gdb_compile "${srcdir}/${subdir}/main.c" "${binfile}" executable {debug}] != "" } {
untested "failed to compile"
return -1
}
# Start with a fresh gdb.
clean_restart ${binfile}
if {![runto_main]} {
return 0
}
set bp_num [get_first_maint_bp_num]
set bp_addr [gdb_get_bp_addr $bp_num]
gdb_test "maint info break $bp_num" \
"$bp_num.*$bp_addr.*" \
"maint info breakpoint \$bp_num"
gdb_test "clear *$bp_addr" \
"No breakpoint at \\*$bp_addr." \
"clear internal breakpoint"
# Check again, make sure that GDB really didn't delete the internal breakpoint.
gdb_test "maint info break $bp_num" \
"$bp_num.*$bp_addr.*" \
"maint info breakpoint \$bp_num after clear"
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