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55 lines
1.9 KiB
Plaintext
55 lines
1.9 KiB
Plaintext
# Copyright (C) 2014-2020 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 behaves correctly when a "next" steps over a call, and
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# another thread hits a breakpoint that doesn't cause a user visible
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# stop (and so needs to be stepped over). GDB used to trip on an
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# invalid assertion - PR17408.
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standard_testfile
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if {[prepare_for_testing "failed to prepare" $testfile $srcfile {debug pthreads}] == -1} {
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return -1
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}
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# Test all "set scheduler-locking" variants.
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foreach schedlock {"off" "step" "on" } {
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with_test_prefix "schedlock=$schedlock" {
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clean_restart $binfile
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if ![runto_main] {
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continue
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}
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gdb_breakpoint [gdb_get_line_number "set wait-thread breakpoint here"]
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gdb_continue_to_breakpoint "run to wait-thread breakpoint"
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gdb_test "info threads" "\\\* 1 .* 2 .*" "info threads shows all threads"
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delete_breakpoints
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gdb_breakpoint [gdb_get_line_number "set breakpoint child here"]
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# Give it a condition that always fails.
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gdb_test "condition \$bpnum global_zero == 1" ".*"
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gdb_test_no_output "set scheduler-locking $schedlock"
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# While stepping over the sleep call, the other thread hits a
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# breakpoint that doesn't cause a user visible stop (and so
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# needs to be stepped over). The next should complete as if
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# that breakpoint never triggered.
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gdb_test "next" "EXIT_SUCCESS.*" "next over function call"
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}
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}
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