gdb/testsuite/gdb.cp/cpsizeof.exp

   1 # sizeof() tests [c++/16675]
   2 # Copyright 2014-2023 Free Software Foundation, Inc.
   3
   4 # This program is free software; you can redistribute it and/or modify
   5 # it under the terms of the GNU General Public License as published by
   6 # the Free Software Foundation; either version 3 of the License, or
   7 # (at your option) any later version.
   8 #
   9 # This program is distributed in the hope that it will be useful,
  10 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  11 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12 # GNU General Public License for more details.
  13 #
  14 # You should have received a copy of the GNU General Public License
  15 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
  16
  17 standard_testfile .cc
  18
  19 if {[skip_cplus_tests]} { return }
  20
  21 if {[prepare_for_testing "failed to prepare" $testfile $srcfile {debug c++}] } {
  22      return -1
  23 }
  24
  25 if {![runto_main]} {
  26     perror "could not run to main"
  27     return
  28 }
  29
  30 gdb_breakpoint [gdb_get_line_number "break here"]
  31 gdb_continue_to_breakpoint "break here"
  32
  33 # Compare sizeof from the compiler and gdb.  Do this once with the actual
  34 # type name and once with a reference variable.
  35 foreach v {char int long float double a4 a8 a12 Class Union Enum c4 u8 e12} {
  36     gdb_test "print size_$v == sizeof (${v}&)" "= true"
  37     gdb_test "print size_$v == sizeof (${v}_ref)" "= true"
  38     gdb_test "print size_${v}p == sizeof (${v}*&)" "= true"
  39     gdb_test "print size_${v}p == sizeof (${v}p_ref)" "= true"
  40 }