1# Copyright 2009-2020 Free Software Foundation, Inc. 2# 3# This program is free software; you can redistribute it and/or modify 4# it under the terms of the GNU General Public License as published by 5# the Free Software Foundation; either version 3 of the License, or 6# (at your option) any later version. 7# 8# This program is distributed in the hope that it will be useful, 9# but WITHOUT ANY WARRANTY; without even the implied warranty of 10# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 11# GNU General Public License for more details. 12# 13# You should have received a copy of the GNU General Public License 14# along with this program. If not, see <http://www.gnu.org/licenses/>. 15 16load_lib "ada.exp" 17 18if { [skip_ada_tests] } { return -1 } 19 20standard_ada_testfile foo 21 22if {[gdb_compile_ada "${srcfile}" "${binfile}" executable [list debug ]] != "" } { 23 return -1 24} 25 26clean_restart ${testfile} 27 28set bp_location [gdb_get_line_number "STOP_HERE" ${testdir}/foo.adb] 29runto "foo.adb:$bp_location" 30 31# Make sure that all tasks appear in the "info tasks" listing, and 32# that the active task is the environment task. 33gdb_test "info tasks" \ 34 [join {" +ID +TID P-ID Pri State +Name" \ 35 "\\* +1 .* main_task" \ 36 " +2 .* task_list\\(1\\)" \ 37 " +3 .* task_list\\(2\\)" \ 38 " +4 .* task_list\\(3\\)"} \ 39 "\r\n"] \ 40 "info tasks before inserting breakpoint" 41 42# Insert a breakpoint that should stop only if task 1 stops. Since 43# task 1 never calls break_me, this shouldn't actually ever trigger. 44# The fact that this breakpoint is created _before_ the next one 45# matters. GDB used to have a bug where it would report the first 46# breakpoint in the list that matched the triggered-breakpoint's 47# address, no matter which task it was specific to. 48gdb_test "break break_me task 1" "Breakpoint .* at .*" 49 50# Now, insert a breakpoint that should stop only if task 3 stops, and 51# extract its number. 52set bp_number -1 53set test "break break_me task 3" 54gdb_test_multiple $test $test { 55 -re "Breakpoint (.*) at .*$gdb_prompt $" { 56 set bp_number $expect_out(1,string) 57 pass $test 58 } 59} 60 61if {$bp_number < 0} { 62 return 63} 64 65# Continue to that breakpoint. Task 2 should hit it first, and GDB 66# is expected to ignore that hit and resume the execution. Only then 67# task 3 will hit our breakpoint, and GDB is expected to stop at that 68# point. Also make sure that GDB reports the correct breakpoint number. 69gdb_test "continue" \ 70 ".*Breakpoint $bp_number, foo.break_me \\(\\).*" \ 71 "continue to breakpoint" 72 73# Check that it is indeed task 3 that hit the breakpoint by checking 74# which is the active task. 75gdb_test "info tasks" \ 76 [join {" +ID +TID P-ID Pri State +Name" \ 77 " +1 .* main_task" \ 78 " +2 .* task_list\\(1\\)" \ 79 "\\* +3 .* task_list\\(2\\)" \ 80 " +4 .* task_list\\(3\\)"} \ 81 "\r\n"] \ 82 "info tasks after hitting breakpoint" 83 84# Now, resume the execution and make sure that GDB does not stop when 85# task 4 hits the breakpoint. Continuing thus results in our program 86# running to completion. 87set bp_location [gdb_get_line_number "STOP_HERE_2" ${testdir}/foo.adb] 88gdb_breakpoint foo.adb:$bp_location 89gdb_continue_to_breakpoint second ".*foo.adb:$bp_location.*null; -- STOP_HERE_2" 90 91# A regression test for a crash caused by trying to find the thread 92# for a terminated task. 93gdb_test "interpreter-exec mi \"-ada-task-info\"" ".*" 94