gdb/testsuite/gdb.mi/mi-breakpoint-multiple-locations.exp

   1 # Copyright 2018-2021 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
  16 # Tests various things related to breakpoints with multiple locations.
  17
  18 load_lib mi-support.exp
  19 standard_testfile .cc
  20
  21 if {[gdb_compile "$srcdir/$subdir/$srcfile" $binfile executable {debug c++}] != "" } {
  22     return -1
  23 }
  24
  25 # Generate the regexp pattern used to match the breakpoint description emitted
  26 # in the various breakpoint command results/events.
  27 #
  28 # - EXPECT_FIXED_OUTPUT: If true (non-zero), we expect GDB to output the fixed
  29 #   output for multi-locations breakpoint, else we expect it to output the
  30 #   broken pre-mi3 format.
  31 # - BP_NUM is the expected breakpoint number
  32 # - LOC1_EN and LOC2_EN are the expected value of the enabled field, for the
  33 #   two locations.
  34
  35
  36 proc make_breakpoints_pattern { expect_fixed_output bp_num loc1_en loc2_en } {
  37     if $expect_fixed_output {
  38         return "bkpt=\{number=\"${bp_num}\",type=\"breakpoint\",.*,locations=\\\[\{number=\"${bp_num}\\.1\",enabled=\"${loc1_en}\",.*\},\{number=\"${bp_num}\\.2\",enabled=\"${loc2_en}\",.*\}\\\]\}"
  39     } else {
  40         return "bkpt=\{number=\"${bp_num}\",type=\"breakpoint\",.*\},\{number=\"${bp_num}\\.1\",enabled=\"${loc1_en}\",.*\},\{number=\"${bp_num}\\.2\",enabled=\"${loc2_en}\",.*\}"
  41     }
  42 }
  43
  44 # Run the test with the following parameters:
  45 #
  46 # - MI_VERSION: the version of the MI interpreter to use (e.g. "2")
  47 # - USE_FIX_FLAG: Whether to issue the -fix-multi-location-breakpoint-output
  48 #   command after starting GDB
  49 # - EXPECT_FIXED_OUTPUT: If true (non-zero), we expect GDB to output the fixed
  50 #   output for multi-locations breakpoint, else we expect it to output the
  51 #   broken pre-mi3 format.
  52
  53 proc do_test { mi_version use_fix_flag expect_fixed_output } {
  54     with_test_prefix "mi_version=${mi_version}" {
  55         with_test_prefix "use_fix_flag=${use_fix_flag}" {
  56             global MIFLAGS decimal binfile
  57             set MIFLAGS "-i=mi${mi_version}"
  58
  59             mi_clean_restart $binfile
  60
  61             mi_runto_main
  62
  63             if $use_fix_flag {
  64                 mi_gdb_test "-fix-multi-location-breakpoint-output" "\\^done" \
  65                     "send -fix-multi-location-breakpoint-output"
  66             }
  67
  68             # Check the breakpoint-created event.
  69             set pattern [make_breakpoints_pattern $expect_fixed_output 2 y y]
  70             mi_gdb_test "break add" \
  71                 [multi_line "&\"break add\\\\n\"" \
  72                             "~\"Breakpoint ${decimal} at.*\\(2 locations\\)\\\\n\"" \
  73                             "=breakpoint-created,${pattern}" \
  74                             "\\^done" ] \
  75                 "break add"
  76
  77             # Check the -break-info output.
  78             mi_gdb_test "-break-info" \
  79                 "\\^done,BreakpointTable=\{.*,body=\\\[${pattern}\\\]\}" \
  80                 "-break-info"
  81
  82             # Check the -break-insert response.
  83             set pattern [make_breakpoints_pattern $expect_fixed_output 3 y y]
  84             mi_gdb_test "-break-insert add" "\\^done,${pattern}" "insert breakpoint with MI command"
  85
  86             # Modify enableness through MI commands shouldn't trigger MI
  87             # notification.
  88             mi_gdb_test "-break-disable 2.2" "\\^done" "-break-disable 2.2"
  89             mi_gdb_test "-break-enable 2.2"  "\\^done" "-break-enable 2.2"
  90
  91             # Modify enableness through CLI commands should trigger MI
  92             # notification.
  93             set pattern [make_breakpoints_pattern $expect_fixed_output 2 y n]
  94             mi_gdb_test "dis 2.2" \
  95                 [multi_line "&\"dis 2.2\\\\n\"" \
  96                             "=breakpoint-modified,${pattern}" \
  97                             "\\^done" ] \
  98                 "dis 2.2"
  99             set pattern [make_breakpoints_pattern $expect_fixed_output 2 y y]
 100             mi_gdb_test "en 2.2" \
 101                 [multi_line "&\"en 2.2\\\\n\"" \
 102                             "=breakpoint-modified,${pattern}" \
 103                             "\\^done" ] \
 104                 "en 2.2"
 105
 106             mi_gdb_exit
 107         }
 108     }
 109 }
 110
 111 # Vanilla mi2
 112 do_test 2 0 0
 113
 114 # mi2 with -fix-multi-location-breakpoint-output
 115 do_test 2 1 1
 116
 117 # Vanilla mi3
 118 do_test 3 0 1
 119
 120 # mi3 with -fix-multi-location-breakpoint-output
 121 do_test 3 1 1
 122
 123 # Whatever MI version is currently the default one, vanilla
 124 do_test "" 0 1
 125
 126 # Whatever MI version is currently the default one, with
 127 # -fix-multi-location-breakpoint-output
 128 do_test "" 1 1