ae20e79ae8
The user would always get the instruction_history and function_call_history objects of the current thread, not the thread for which the gdb.Record object was created. The attached testcase fails without this patch and passes with the patch.
81 lines
2.7 KiB
Text
81 lines
2.7 KiB
Text
# This testcase is part of GDB, the GNU debugger.
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#
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# Copyright 2017 Free Software Foundation, Inc.
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#
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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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# Skip this test if btrace is disabled.
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if { [skip_btrace_tests] } {
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untested "skipping btrace tests"
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return -1
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}
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standard_testfile
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if { [gdb_compile_pthreads "$srcdir/$subdir/$srcfile" "$binfile" executable {debug} ] != "" } {
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untested "failed to prepare"
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return -1
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}
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clean_restart $testfile
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# Skip this test if python is disabled.
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load_lib gdb-python.exp
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if { [skip_python_tests] } {
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untested "skipping python tests"
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return -1
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}
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if { ![runto_main] } {
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untested "failed to run to main"
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return -1
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}
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# set up breakpoints
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gdb_breakpoint $srcfile:[gdb_get_line_number "bp1" $srcfile]
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gdb_breakpoint $srcfile:[gdb_get_line_number "bp2" $srcfile]
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# record data
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gdb_continue_to_breakpoint "cont to bp.1" ".*bp1.*"
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gdb_test_no_output "record btrace"
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gdb_continue_to_breakpoint "cont to bp.2" ".*bp2.*"
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# acquire the record objects for thread 1 and thread 2
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gdb_test "thread 1" ".*"
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gdb_test "record function-call-history" ".*" "fch thread 1"
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gdb_test_no_output "python rec1 = gdb.current_recording()"
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gdb_test "thread 2" ".*"
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gdb_test "record function-call-history" ".*" "fch thread 2"
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gdb_test_no_output "python rec2 = gdb.current_recording()"
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# Thread 1 is supposed to call func1 (), thread 2 is supposed to call func2 ().
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# Check that the function call history for the current thread contains a call
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# to the right function and does not contain a call to the wrong function.
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proc check_insn_for_thread { self other } {
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with_test_prefix "checking thread $self" {
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gdb_test_no_output "python fch = rec$self.function_call_history"
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gdb_test_no_output "python f1calls = \{x for x in fch if x.symbol and x.symbol.name == \"func1\"\}"
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gdb_test_no_output "python f2calls = \{x for x in fch if x.symbol and x.symbol.name == \"func2\"\}"
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gdb_test "python print not f${self}calls" "False"
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gdb_test "python print not f${other}calls" "True"
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}
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}
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foreach_with_prefix thread { 1 2 } {
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gdb_test "thread $thread"
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check_insn_for_thread 1 2
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check_insn_for_thread 2 1
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}
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