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

   1 # Copyright 2015-2016 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 standard_testfile "vla.f90"
  17
  18 if { [prepare_for_testing "failed to prepare" ${testfile} ${srcfile} \
  19      {debug f90 quiet}] } {
  20     return -1
  21 }
  22
  23 if ![runto_main] {
  24     untested "could not run to main"
  25     return -1
  26 }
  27
  28 # Try to access values in non allocated VLA
  29 gdb_breakpoint [gdb_get_line_number "vla1-init"]
  30 gdb_continue_to_breakpoint "vla1-init"
  31 gdb_test "print vla1" " = <not allocated>" "print non-allocated vla1"
  32 gdb_test "print &vla1" \
  33   " = \\\(PTR TO -> \\\( real\\\(kind=4\\\) \\\(<not allocated>\\\)\\\)\\\) $hex" \
  34   "print non-allocated &vla1"
  35 gdb_test "print vla1(1,1,1)" "no such vector element \\\(vector not allocated\\\)" \
  36   "print member in non-allocated vla1 (1)"
  37 gdb_test "print vla1(101,202,303)" \
  38   "no such vector element \\\(vector not allocated\\\)" \
  39   "print member in non-allocated vla1 (2)"
  40 gdb_test "print vla1(5,2,18)=1" "no such vector element \\\(vector not allocated\\\)" \
  41   "set member in non-allocated vla1"
  42
  43 # Try to access value in allocated VLA
  44 gdb_breakpoint [gdb_get_line_number "vla2-allocated"]
  45 gdb_continue_to_breakpoint "vla2-allocated"
  46 # Many instructions to be executed when step over this line, and it is
  47 # slower in remote debugging.  Increase the timeout to avoid timeout
  48 # fail.
  49 with_timeout_factor 15 {
  50     gdb_test "next" "\\d+(\\t|\\s)+vla1\\\(3, 6, 9\\\) = 42" \
  51         "step over value assignment of vla1"
  52 }
  53 gdb_test "print &vla1" \
  54   " = \\\(PTR TO -> \\\( real\\\(kind=4\\\) \\\(10,10,10\\\)\\\)\\\) $hex" \
  55   "print allocated &vla1"
  56 gdb_test "print vla1(3, 6, 9)" " = 1311" "print allocated vla1(3,6,9)"
  57 gdb_test "print vla1(1, 3, 8)" " = 1311" "print allocated vla1(1,3,8)"
  58 gdb_test "print vla1(9, 9, 9) = 999" " = 999" \
  59   "print allocated vla1(9,9,9)=1"
  60
  61 # Try to access values in allocated VLA after specific assignment
  62 gdb_breakpoint [gdb_get_line_number "vla1-filled"]
  63 gdb_continue_to_breakpoint "vla1-filled"
  64 gdb_test "print vla1(3, 6, 9)" " = 42" \
  65   "print allocated vla1(3,6,9) after specific assignment (filled)"
  66 gdb_test "print vla1(1, 3, 8)" " = 1001" \
  67   "print allocated vla1(1,3,8) after specific assignment (filled)"
  68 gdb_test "print vla1(9, 9, 9)" " = 999" \
  69   "print allocated vla1(9,9,9) after assignment in debugger (filled)"
  70
  71 # Try to access values in undefined pointer to VLA (dangling)
  72 gdb_test "print pvla" " = <not associated>" "print undefined pvla"
  73 gdb_test "print &pvla" \
  74   " = \\\(PTR TO -> \\\( real\\\(kind=4\\\) \\\(<not associated>\\\)\\\)\\\) $hex" \
  75   "print non-associated &pvla"
  76 gdb_test "print pvla(1, 3, 8)" "no such vector element \\\(vector not associated\\\)" \
  77   "print undefined pvla(1,3,8)"
  78
  79 # Try to access values in pointer to VLA and compare them
  80 gdb_breakpoint [gdb_get_line_number "pvla-associated"]
  81 gdb_continue_to_breakpoint "pvla-associated"
  82 gdb_test "print &pvla" \
  83   " = \\\(PTR TO -> \\\( real\\\(kind=4\\\) \\\(10,10,10\\\)\\\)\\\) $hex" \
  84   "print associated &pvla"
  85 gdb_test "print pvla(3, 6, 9)" " = 42" "print associated pvla(3,6,9)"
  86 gdb_test "print pvla(1, 3, 8)" " = 1001" "print associated pvla(1,3,8)"
  87 gdb_test "print pvla(9, 9, 9)" " = 999" "print associated pvla(9,9,9)"
  88
  89 # Fill values to VLA using pointer and check
  90 gdb_breakpoint [gdb_get_line_number "pvla-re-associated"]
  91 gdb_continue_to_breakpoint "pvla-re-associated"
  92 gdb_test "print pvla(5, 45, 20)" \
  93   " = 1" "print pvla(5, 45, 20) after filled using pointer"
  94 gdb_test "print vla2(5, 45, 20)" \
  95   " = 1" "print vla2(5, 45, 20) after filled using pointer"
  96 gdb_test "print pvla(7, 45, 14)" " = 2" \
  97   "print pvla(7, 45, 14) after filled using pointer"
  98 gdb_test "print vla2(7, 45, 14)" " = 2" \
  99   "print vla2(7, 45, 14) after filled using pointer"
 100
 101 # Try to access values of deassociated VLA pointer
 102 gdb_breakpoint [gdb_get_line_number "pvla-deassociated"]
 103 gdb_continue_to_breakpoint "pvla-deassociated"
 104 gdb_test "print pvla(5, 45, 20)" \
 105   "no such vector element \\\(vector not associated\\\)" \
 106   "print pvla(5, 45, 20) after deassociated"
 107 gdb_test "print pvla(7, 45, 14)" \
 108   "no such vector element \\\(vector not associated\\\)" \
 109   "print pvla(7, 45, 14) after dissasociated"
 110 gdb_test "print pvla" " = <not associated>" \
 111   "print vla1 after deassociated"
 112
 113 # Try to access values of deallocated VLA
 114 gdb_breakpoint [gdb_get_line_number "vla1-deallocated"]
 115 gdb_continue_to_breakpoint "vla1-deallocated"
 116 gdb_test "print vla1(3, 6, 9)" "no such vector element \\\(vector not allocated\\\)" \
 117   "print allocated vla1(3,6,9) after specific assignment (deallocated)"
 118 gdb_test "print vla1(1, 3, 8)" "no such vector element \\\(vector not allocated\\\)" \
 119   "print allocated vla1(1,3,8) after specific assignment (deallocated)"
 120 gdb_test "print vla1(9, 9, 9)" "no such vector element \\\(vector not allocated\\\)" \
 121   "print allocated vla1(9,9,9) after assignment in debugger (deallocated)"
 122
 123
 124 # Try to assign VLA to user variable
 125 clean_restart ${testfile}
 126
 127 if ![runto MAIN__] then {
 128     perror "couldn't run to breakpoint MAIN__"
 129     continue
 130 }
 131 gdb_breakpoint [gdb_get_line_number "vla2-allocated"]
 132 gdb_continue_to_breakpoint "vla2-allocated"
 133 # Many instructions to be executed when step over this line, and it is
 134 # slower in remote debugging.  Increase the timeout to avoid timeout
 135 # fail.
 136 with_timeout_factor 15 {
 137     gdb_test "next" "\\d+.*vla1\\(3, 6, 9\\) = 42" "next (1)"
 138 }
 139
 140 gdb_test_no_output "set \$myvar = vla1" "set \$myvar = vla1"
 141 gdb_test "print \$myvar" \
 142   " = \\( *\\( *\\( *1311, *1311, *1311,\[()1311, .\]*\\)" \
 143   "print \$myvar set to vla1"
 144
 145 gdb_test "next" "\\d+.*vla1\\(1, 3, 8\\) = 1001" "next (2)"
 146 gdb_test "print \$myvar(3,6,9)" " = 1311" "print \$myvar(3,6,9)"
 147
 148 gdb_breakpoint [gdb_get_line_number "pvla-associated"]
 149 gdb_continue_to_breakpoint "pvla-associated"
 150 gdb_test_no_output "set \$mypvar = pvla" "set \$mypvar = pvla"
 151 gdb_test "print \$mypvar(1,3,8)" " = 1001" "print \$mypvar(1,3,8)"
 152
 153 # deallocate pointer and make sure user defined variable still has the
 154 # right value.
 155 gdb_breakpoint [gdb_get_line_number "pvla-deassociated"]
 156 gdb_continue_to_breakpoint "pvla-deassociated"
 157 gdb_test "print \$mypvar(1,3,8)" " = 1001" \
 158   "print \$mypvar(1,3,8) after deallocated"