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.
76 lines
2.1 KiB
Plaintext
76 lines
2.1 KiB
Plaintext
# Copyright 2012-2022 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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# Step over breakpoints with displaced stepping on, against Valgrind.
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# We can't really use displaced stepping with Valgrind, so what this
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# really tests is that GDB falls back to in-line stepping
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# automatically instead of getting stuck or crashing.
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# Valgrind gdbserver requires gdb with xml support.
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require gdb_skip_xml_test 0
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load_lib valgrind.exp
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if [is_remote target] {
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# The test always runs locally.
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return 0
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}
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standard_testfile .c
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if {[build_executable "failed to build" $testfile $srcfile {debug}] == -1} {
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return -1
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}
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if { [vgdb_start] == -1 } {
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return -1
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}
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gdb_test_no_output "set displaced-stepping off"
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gdb_breakpoint "main" "breakpoint at main"
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gdb_test "continue" " stop 0 .*" "continue to main"
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delete_breakpoints
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set curr_stop 0
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foreach displaced { "off" "on" } {
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with_test_prefix "displaced $displaced" {
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gdb_test_no_output "set displaced-stepping $displaced"
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foreach go { "once" "twice" } {
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with_test_prefix $go {
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gdb_test "break" "Breakpoint .* at .*" "set breakpoint"
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# Whether we should see a warning.
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set should_warn [expr {$go == "once" && $displaced == "on"}]
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incr curr_stop
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set msg "step over breakpoint"
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set pattern " stop $curr_stop .*$gdb_prompt $"
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gdb_test_multiple "next" $msg {
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-re "warning: disabling displaced stepping.*$pattern" {
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gdb_assert $should_warn $msg
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}
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-re "$pattern" {
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gdb_assert !$should_warn $msg
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}
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}
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}
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}
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}
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}
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vgdb_stop
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