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

   1 # Copyright 2015-2020 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
  16 standard_testfile "vla.f90"
  17 load_lib fortran.exp
  18
  19 if { [prepare_for_testing "failed to prepare" ${testfile} ${srcfile} \
  20     {debug f90 quiet}] } {
  21     return -1
  22 }
  23
  24 if ![fortran_runto_main] {
  25     untested "could not run to main"
  26     return -1
  27 }
  28
  29 # Try to access values in non allocated VLA
  30 gdb_breakpoint [gdb_get_line_number "vla1-init"]
  31 gdb_continue_to_breakpoint "vla1-init"
  32 gdb_test "print sizeof(vla1)" " = 0" "print sizeof non-allocated vla1"
  33 gdb_test "print sizeof(vla1(3,2,1))" \
  34     "no such vector element \\(vector not allocated\\)" \
  35     "print sizeof non-allocated indexed vla1"
  36 gdb_test "print sizeof(vla1(3:4,2,1))" "array not allocated" \
  37     "print sizeof non-allocated sliced vla1"
  38
  39 # Try to access value in allocated VLA
  40 gdb_breakpoint [gdb_get_line_number "vla1-allocated"]
  41 gdb_continue_to_breakpoint "vla1-allocated"
  42 gdb_test "print sizeof(vla1)" " = 4000" "print sizeof allocated vla1"
  43 gdb_test "print sizeof(vla1(3,2,1))" "4" \
  44     "print sizeof element from allocated vla1"
  45 gdb_test "print sizeof(vla1(3:4,2,1))" "800" \
  46     "print sizeof sliced vla1"
  47
  48 # Try to access values in undefined pointer to VLA (dangling)
  49 gdb_test "print sizeof(pvla)" " = 0" "print sizeof non-associated pvla"
  50 gdb_test "print sizeof(pvla(3,2,1))" \
  51     "no such vector element \\(vector not associated\\)" \
  52     "print sizeof non-associated indexed pvla"
  53 gdb_test "print sizeof(pvla(3:4,2,1))" "array not associated" \
  54     "print sizeof non-associated sliced pvla"
  55
  56 # Try to access values in pointer to VLA and compare them
  57 gdb_breakpoint [gdb_get_line_number "pvla-associated"]
  58 gdb_continue_to_breakpoint "pvla-associated"
  59 gdb_test "print sizeof(pvla)" " = 4000" "print sizeof associated pvla"
  60 gdb_test "print sizeof(pvla(3,2,1))" "4" \
  61     "print sizeof element from associated pvla"
  62 gdb_test "print sizeof(pvla(3:4,2,1))" "800" "print sizeof sliced pvla"
  63
  64 gdb_breakpoint [gdb_get_line_number "vla1-neg-bounds-v1"]
  65 gdb_continue_to_breakpoint "vla1-neg-bounds-v1"
  66 gdb_test "print sizeof(vla1)" " = 96" \
  67     "print sizeof vla1 negative bounds"
  68
  69 gdb_breakpoint [gdb_get_line_number "vla1-neg-bounds-v2"]
  70 gdb_continue_to_breakpoint "vla1-neg-bounds-v2"
  71 gdb_test "print sizeof(vla1)" " = 640" \
  72     "print sizeof vla1 negative lower bounds, positive upper bounds"