gdb/testsuite/gdb.base/vla-optimized-out.exp

   1 # Copyright 2018 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 # Check whether we can determine the size of an optimized-out vla.
  17
  18 standard_testfile
  19
  20 if { [prepare_for_testing "failed to prepare" $testfile $srcfile \
  21           {debug optimize=-O1}] } {
  22     return -1
  23 }
  24
  25 proc vla_optimized_out { } {
  26     if ![runto f1] {
  27         fail "can't run to f1"
  28         return
  29     }
  30
  31     gdb_test "p a" \
  32         { = <optimized out>} \
  33         "printed optimized out vla"
  34
  35     gdb_test "p sizeof (a)" \
  36         { = 6} \
  37         "printed size of optimized out vla"
  38 }
  39
  40 vla_optimized_out