mirror of
https://sourceware.org/git/binutils-gdb.git
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4a94e36819
This commit brings all the changes made by running gdb/copyright.py as per GDB's Start of New Year Procedure. For the avoidance of doubt, all changes in this commits were performed by the script.
118 lines
3.5 KiB
Plaintext
118 lines
3.5 KiB
Plaintext
# Copyright 2021-2022 Free Software Foundation, Inc.
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 3 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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# Test that GDB can print a backtrace when it encounters an internal
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# error or an internal warning, and that this functionality can be
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# switched off.
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standard_testfile bt-on-fatal-signal.c
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if {[prepare_for_testing "failed to prepare" $testfile $srcfile]} {
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return -1
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}
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# Check we can run to main. If this works this time then we just
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# assume that it will work later on (when we repeatedly restart GDB).
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if ![runto_main] then {
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return -1
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}
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# Check that the backtrace-on-fatal-signal feature is supported. If
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# this target doesn't have the backtrace function available then
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# trying to turn this on will give an error, in which case we just
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# skip this test.
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gdb_test_multiple "maint set internal-error backtrace on" \
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"check backtrace is supported" {
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-re "support for this feature is not compiled into GDB" {
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untested "feature not supported"
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return -1
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}
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-re "$gdb_prompt $" {
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pass $gdb_test_name
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}
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}
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# MODE should be either 'on' or 'off', while PROBLEM_TYPE should be
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# 'internal-error' or 'internal-warning'. This proc sets the
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# backtrace printing for PROBLEM_TYPE to MODE, then uses 'maint
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# PROBLEM_TYPE foobar' to raise a fake error or warning.
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#
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# We then check that a backtrace either is, or isn't printed, inline
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# with MODE.
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proc run_test {problem_type mode} {
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with_test_prefix "problem=${problem_type}, mode=${mode}" {
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gdb_test_no_output "maint set ${problem_type} backtrace ${mode}"
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set header_lines 0
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set bt_lines 0
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gdb_test_multiple "maint ${problem_type} foobar" "scan for backtrace" {
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-early -re "^\r\n" {
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exp_continue
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}
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-early -re "^maint ${problem_type} foobar\r\n" {
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exp_continue
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}
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-early -re "^\[^\r\n\]+: ${problem_type}: foobar\r\n" {
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incr header_lines
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exp_continue
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}
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-early -re "^A problem internal to GDB has been detected" {
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incr header_lines
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exp_continue
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}
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-early -re "^,\r\nfurther debugging may prove unreliable\\.\r\n" {
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incr header_lines
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exp_continue
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}
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-early -re "^----- Backtrace -----\r\n" {
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incr bt_lines
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exp_continue
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}
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-early -re "^\[^-\].+\r\n---------------------\r\n" {
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incr bt_lines
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exp_continue
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}
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eof {
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fail ${gdb_test_name}
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return
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}
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-re "$::gdb_prompt $" {
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pass ${gdb_test_name}
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}
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}
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gdb_assert { ${header_lines} == 3 }
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if { $mode == "on" } {
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gdb_assert { ${bt_lines} == 2 }
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} else {
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gdb_assert { ${bt_lines} == 0 }
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}
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}
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}
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# For each problem type (error or warning) raise a fake problem using
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# the maintenance commands and check that a backtrace is (or isn't)
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# printed, depending on the user setting.
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foreach problem_type { internal-error internal-warning } {
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gdb_test_no_output "maint set ${problem_type} corefile no"
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gdb_test_no_output "maint set ${problem_type} quit no"
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foreach mode { on off } {
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run_test ${problem_type} ${mode}
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}
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}
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