gdb/testsuite/gdb.mi/mi-vla-fortran.exp

   1 # Copyright 2015-2024 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 # Verify that, using the MI, we can evaluate a simple Fortran Variable
  17 # Length Array (VLA).
  18
  19 require allow_fortran_tests
  20
  21 load_lib mi-support.exp
  22 load_lib fortran.exp
  23 set MIFLAGS "-i=mi"
  24
  25 standard_testfile vla.f90
  26
  27 if { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable \
  28      {debug f90}] != "" } {
  29      untested "failed to compile"
  30      return -1
  31 }
  32
  33 # Depending on the compiler being used,
  34 # the type names can be printed differently.
  35 set real [fortran_real4]
  36
  37 if {[mi_clean_restart $binfile]} {
  38     return
  39 }
  40
  41 set bp_lineno [gdb_get_line_number "vla1-not-allocated"]
  42 mi_create_breakpoint "-t vla.f90:$bp_lineno" \
  43     "insert breakpoint at line $bp_lineno (vla not allocated)" \
  44     -number 1 -disp del -func vla ".*vla.f90" $bp_lineno $hex
  45 mi_run_cmd
  46 mi_expect_stop "breakpoint-hit" "vla" "" ".*vla.f90" "$bp_lineno" \
  47   { "" "disp=\"del\"" } "run to breakpoint at line $bp_lineno"
  48 mi_gdb_test "500-data-evaluate-expression vla1" \
  49   "500\\^done,value=\"<not allocated>\"" "evaluate not allocated vla, before allocation"
  50
  51 mi_create_varobj_checked vla1_not_allocated vla1 "$real, allocatable \\(:\\)" \
  52   "create local variable vla1_not_allocated"
  53 mi_gdb_test "501-var-info-type vla1_not_allocated" \
  54   "501\\^done,type=\"$real, allocatable \\(:\\)\"" \
  55   "info type variable vla1_not_allocated"
  56 mi_gdb_test "502-var-show-format vla1_not_allocated" \
  57   "502\\^done,format=\"natural\"" \
  58   "show format variable vla1_not_allocated"
  59 mi_gdb_test "503-var-evaluate-expression vla1_not_allocated" \
  60   "503\\^done,value=\"\\\[0\\\]\"" \
  61   "eval variable vla1_not_allocated"
  62 mi_list_array_varobj_children_with_index "vla1_not_allocated" "0" "1" \
  63     "$real" "get children of vla1_not_allocated"
  64
  65
  66
  67 set bp_lineno [gdb_get_line_number "vla1-allocated"]
  68 mi_create_breakpoint "-t vla.f90:$bp_lineno" \
  69     "insert breakpoint at line $bp_lineno (vla allocated)" \
  70     -number 2 -disp del -func vla ".*vla.f90" $bp_lineno $hex
  71 mi_run_cmd
  72 mi_expect_stop "breakpoint-hit" "vla" "" ".*vla.f90" "$bp_lineno" \
  73   { "" "disp=\"del\"" } "run to breakpoint at line $bp_lineno"
  74 mi_gdb_test "510-data-evaluate-expression vla1" \
  75   "510\\^done,value=\"\\(.*\\)\"" "evaluate allocated vla"
  76
  77 mi_create_varobj_checked vla1_allocated vla1 "$real, allocatable \\\(5\\\)" \
  78   "create local variable vla1_allocated"
  79 mi_gdb_test "511-var-info-type vla1_allocated" \
  80   "511\\^done,type=\"$real, allocatable \\\(5\\\)\"" \
  81   "info type variable vla1_allocated"
  82 mi_gdb_test "512-var-show-format vla1_allocated" \
  83   "512\\^done,format=\"natural\"" \
  84   "show format variable vla1_allocated"
  85 mi_gdb_test "513-var-evaluate-expression vla1_allocated" \
  86   "513\\^done,value=\"\\\[5\\\]\"" \
  87   "eval variable vla1_allocated"
  88 mi_list_array_varobj_children_with_index "vla1_allocated" "5" "1" \
  89     "$real" "get children of vla1_allocated"
  90
  91
  92 set bp_lineno [gdb_get_line_number "vla1-filled"]
  93 mi_create_breakpoint "-t vla.f90:$bp_lineno" \
  94     "insert breakpoint at line $bp_lineno" \
  95     -number 3 -disp del -func vla ".*vla.f90" $bp_lineno $hex
  96 mi_run_cmd
  97 mi_expect_stop "breakpoint-hit" "vla" "" ".*vla.f90" "$bp_lineno" \
  98   { "" "disp=\"del\"" } "run to breakpoint at line $bp_lineno"
  99 mi_gdb_test "520-data-evaluate-expression vla1" \
 100   "520\\^done,value=\"\\(1, 1, 1, 1, 1\\)\"" "evaluate filled vla, filled all 1s"
 101
 102
 103 set bp_lineno [gdb_get_line_number "vla1-modified"]
 104 mi_create_breakpoint "-t vla.f90:$bp_lineno" \
 105     "insert breakpoint at line $bp_lineno" \
 106     -number 4 -disp del -func vla ".*vla.f90" $bp_lineno $hex
 107 mi_run_cmd
 108 mi_expect_stop "breakpoint-hit" "vla" "" ".*vla.f90" "$bp_lineno" \
 109   { "" "disp=\"del\"" } "run to breakpoint at line $bp_lineno"
 110 mi_gdb_test "530-data-evaluate-expression vla1" \
 111   "530\\^done,value=\"\\(1, 42, 1, 24, 1\\)\"" "evaluate filled vla, contents modified"
 112 mi_gdb_test "540-data-evaluate-expression vla1(1)" \
 113   "540\\^done,value=\"1\"" "evaluate filled vla(1)"
 114 mi_gdb_test "550-data-evaluate-expression vla1(2)" \
 115   "550\\^done,value=\"42\"" "evaluate filled vla(2)"
 116 mi_gdb_test "560-data-evaluate-expression vla1(4)" \
 117   "560\\^done,value=\"24\"" "evaluate filled vla(4)"
 118
 119
 120 set bp_lineno [gdb_get_line_number "vla1-deallocated"]
 121 mi_create_breakpoint "-t vla.f90:$bp_lineno" \
 122     "insert breakpoint at line $bp_lineno" \
 123     -number 5 -disp del -func vla ".*vla.f90" $bp_lineno $hex
 124 mi_run_cmd
 125 mi_expect_stop "breakpoint-hit" "vla" "" ".*vla.f90" "$bp_lineno" \
 126   { "" "disp=\"del\"" } "run to breakpoint at line $bp_lineno"
 127 mi_gdb_test "570-data-evaluate-expression vla1" \
 128   "570\\^done,value=\"<not allocated>\"" "evaluate not allocated vla, after deallocation"
 129
 130
 131 set bp_lineno [gdb_get_line_number "pvla2-not-associated"]
 132 mi_create_breakpoint "-t vla.f90:$bp_lineno" \
 133     "insert breakpoint at line $bp_lineno" \
 134     -number 6 -disp "del" -func "vla" ".*vla.f90" $bp_lineno $hex
 135 mi_run_cmd
 136 mi_expect_stop "breakpoint-hit" "vla" "" ".*vla.f90" "$bp_lineno" \
 137   { "" "disp=\"del\"" } "run to breakpoint at line $bp_lineno"
 138
 139
 140 set test "evaluate not associated vla"
 141 send_gdb "580-data-evaluate-expression pvla2\n"
 142 gdb_expect {
 143     -re "580\\^done,value=\"<not associated>\".*${mi_gdb_prompt}$" {
 144         pass $test
 145
 146         mi_create_varobj_checked pvla2_not_associated pvla2 "$real \\(:,:\\)" \
 147             "create local variable pvla2_not_associated"
 148         mi_gdb_test "581-var-info-type pvla2_not_associated" \
 149             "581\\^done,type=\"$real \\(:,:\\)\"" \
 150             "info type variable pvla2_not_associated"
 151         mi_gdb_test "582-var-show-format pvla2_not_associated" \
 152             "582\\^done,format=\"natural\"" \
 153             "show format variable pvla2_not_associated"
 154         mi_gdb_test "583-var-evaluate-expression pvla2_not_associated" \
 155             "583\\^done,value=\"\\\[0\\\]\"" \
 156             "eval variable pvla2_not_associated"
 157         mi_list_array_varobj_children_with_index "pvla2_not_associated" "0" "1" \
 158             "$real" "get children of pvla2_not_associated"
 159     }
 160     -re "580\\^error,msg=\"value contents too large \\(\[0-9\]+ bytes\\).*${mi_gdb_prompt}$" {
 161         # Undefined behaviour in gfortran.
 162         xfail $test
 163     }
 164     -re "${mi_gdb_prompt}$" {
 165         fail $test
 166     }
 167     timeout {
 168         fail "$test (timeout)"
 169     }
 170 }
 171
 172 set bp_lineno [gdb_get_line_number "pvla2-associated"]
 173 mi_create_breakpoint "-t vla.f90:$bp_lineno" \
 174     "insert breakpoint at line $bp_lineno" \
 175     -number 7 -disp del -func vla ".*vla.f90" $bp_lineno $hex
 176 mi_run_cmd
 177 mi_expect_stop "breakpoint-hit" "vla" "" ".*vla.f90" "$bp_lineno" \
 178   { "" "disp=\"del\"" } "run to breakpoint at line $bp_lineno"
 179 mi_gdb_test "590-data-evaluate-expression pvla2" \
 180   "590\\^done,value=\"\\(\\(2, 2, 2, 2, 2\\) \\(2, 2, 2, 2, 2\\)\\)\"" \
 181   "evaluate associated vla"
 182
 183 mi_create_varobj_checked pvla2_associated pvla2 \
 184   "$real \\\(5,2\\\)" "create local variable pvla2_associated"
 185 mi_gdb_test "591-var-info-type pvla2_associated" \
 186   "591\\^done,type=\"$real \\\(5,2\\\)\"" \
 187   "info type variable pvla2_associated"
 188 mi_gdb_test "592-var-show-format pvla2_associated" \
 189   "592\\^done,format=\"natural\"" \
 190   "show format variable pvla2_associated"
 191 mi_gdb_test "593-var-evaluate-expression pvla2_associated" \
 192   "593\\^done,value=\"\\\[2\\\]\"" \
 193   "eval variable pvla2_associated"
 194
 195
 196 set bp_lineno [gdb_get_line_number "pvla2-set-to-null"]
 197 mi_create_breakpoint "-t vla.f90:$bp_lineno" \
 198     "insert breakpoint at line $bp_lineno" \
 199     -number 8 -disp del -func vla ".*vla.f90" $bp_lineno $hex
 200 mi_run_cmd
 201 mi_expect_stop "breakpoint-hit" "vla" "" ".*vla.f90" "$bp_lineno" \
 202   { "" "disp=\"del\"" } "run to breakpoint at line $bp_lineno"
 203 mi_gdb_test "600-data-evaluate-expression pvla2" \
 204   "600\\^done,value=\"<not associated>\"" "evaluate vla pointer set to null"
 205
 206 mi_gdb_exit