gdb/testsuite/gdb.dwarf2/utf-rust.exp

   1 # Copyright 2021-2024 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 # Test DW_ATE_UTF for Rust.
  17
  18 load_lib dwarf.exp
  19
  20 # This test can only be run on targets which support DWARF-2 and use
  21 # gas.
  22 require dwarf2_support
  23
  24 standard_testfile main.c .S
  25
  26 # Make some DWARF for the test.
  27 set asm_file [standard_output_file $srcfile2]
  28 Dwarf::assemble $asm_file {
  29     upvar cu_lang cu_lang
  30
  31     declare_labels char_label
  32
  33     # Creating a CU with 4-byte addresses lets this test link on
  34     # both 32- and 64-bit machines.
  35     cu { addr_size 4 } {
  36         compile_unit {
  37             {name file1.txt}
  38             {language @DW_LANG_Rust}
  39         } {
  40             char_label: DW_TAG_base_type {
  41                 {DW_AT_byte_size 4 DW_FORM_sdata}
  42                 {DW_AT_encoding @DW_ATE_UTF}
  43                 {DW_AT_name char}
  44             }
  45
  46             DW_TAG_variable {
  47                 {name cvalue}
  48                 {type :$char_label}
  49                 {const_value 97 DW_FORM_udata}
  50             }
  51         }
  52     }
  53 }
  54
  55 if {[prepare_for_testing "failed to prepare" ${testfile} \
  56          [list $srcfile $asm_file] debug]} {
  57     return -1
  58 }
  59
  60 if {![runto main]} {
  61     return -1
  62 }
  63
  64 gdb_test "set language rust" \
  65     "Warning: the current language does not match this frame."
  66 # Get the values into history so we can use it from Rust.
  67 gdb_test "print cvalue" "\\\$1 = 97 'a'"