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

   1 # Copyright 2023-2024 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 load_lib dwarf.exp
  17
  18 # This test can only be run on targets which support DWARF-2 and use gas.
  19 require dwarf2_support
  20
  21 standard_testfile main.c -dw.S
  22
  23 # Make some DWARF for the test.
  24 set asm_file [standard_output_file $srcfile2]
  25 Dwarf::assemble $asm_file {
  26     upvar cu_lang cu_lang
  27
  28     declare_labels uinteger_label discr_1_label
  29     declare_labels one_label two_label simple_label
  30
  31     cu { addr_size 4 } {
  32         compile_unit {
  33             {name file1.txt}
  34             {language @DW_LANG_Rust}
  35         } {
  36             uinteger_label: DW_TAG_base_type {
  37                 {DW_AT_byte_size 1 DW_FORM_sdata}
  38                 {DW_AT_encoding  @DW_ATE_unsigned}
  39                 {DW_AT_name      {unsigned integer}}
  40             }
  41
  42             one_label: structure_type {
  43                 {name One}
  44                 {byte_size 1 DW_FORM_sdata}
  45             } {
  46                 member {
  47                     {name __0}
  48                     {type :$uinteger_label}
  49                     {data_member_location 0 data1}
  50                 }
  51             }
  52
  53             two_label: structure_type {
  54                 {name Two}
  55                 {byte_size 1 DW_FORM_sdata}
  56             } {
  57                 member {
  58                     {name __0}
  59                     {type :$uinteger_label}
  60                     {data_member_location 0 data1}
  61                 }
  62             }
  63
  64             simple_label: structure_type {
  65                 {name Simple}
  66                 {byte_size 2 DW_FORM_sdata}
  67             } {
  68                 variant_part {
  69                     {discr :$discr_1_label DW_FORM_ref4}
  70                 } {
  71                     discr_1_label: member {
  72                         {type :$uinteger_label}
  73                         {data_member_location 0 data1}
  74                         {artificial 1 DW_FORM_flag_present}
  75                     }
  76
  77                     variant {
  78                         {discr_value 65 udata}
  79                     } {
  80                         member {
  81                             {type :$one_label}
  82                             {data_member_location 1 data1}
  83                         }
  84                     }
  85
  86                     variant {
  87                     } {
  88                         member {
  89                             {type :$two_label}
  90                             {data_member_location 1 data1}
  91                         }
  92                     }
  93                 }
  94             }
  95
  96             # In PR rust/31005, a constant Rust enum value could not
  97             # be correctly resolved.
  98             DW_TAG_variable {
  99                 {name constant_variable}
 100                 {const_value 0x4141 udata}
 101                 {type :$simple_label}
 102             }
 103             DW_TAG_variable {
 104                 {name constant_variable2}
 105                 {const_value "AA" DW_FORM_block1}
 106                 {type :$simple_label}
 107             }
 108         }
 109     }
 110 }
 111
 112 if { [prepare_for_testing "failed to prepare" ${testfile} \
 113           [list $srcfile $asm_file] {nodebug}] } {
 114     return -1
 115 }
 116
 117 gdb_test_no_output "set language rust"
 118
 119 gdb_test "print constant_variable" [string_to_regexp "One(65)"]
 120 gdb_test "print constant_variable2" [string_to_regexp "One(65)"]