gdb/testsuite/gdb.dwarf2/dw2-bad-mips-linkage-name.exp

   1 # Copyright 2015-2019 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 if {![dwarf2_support]} {
  20     return 0
  21 }
  22
  23 standard_testfile dw2-bad-mips-linkage-name.c dw2-bad-mips-linkage-name.S
  24
  25 # Set up the DWARF for the test.
  26
  27 set asm_file [standard_output_file $srcfile2]
  28 Dwarf::assemble $asm_file {
  29     global srcdir subdir srcfile
  30
  31     set f_result [function_range f ${srcdir}/${subdir}/${srcfile}]
  32     set f_start [lindex $f_result 0]
  33     set f_length [lindex $f_result 1]
  34
  35     set g_result [function_range g ${srcdir}/${subdir}/${srcfile}]
  36     set g_start [lindex $g_result 0]
  37     set g_length [lindex $g_result 1]
  38
  39     cu {} {
  40         DW_TAG_compile_unit {
  41                 {DW_AT_language @DW_LANG_C}
  42                 {DW_AT_name     dw2-bad-mips-linkage-name.c}
  43                 {DW_AT_comp_dir /tmp}
  44
  45         } {
  46             declare_labels b_l
  47
  48             b_l: DW_TAG_base_type {
  49                 {DW_AT_byte_size 1 DW_FORM_sdata}
  50                 {DW_AT_encoding  @DW_ATE_signed}
  51                 {DW_AT_name      bool}
  52             }
  53             DW_TAG_subprogram {
  54                 {name f}
  55                 {low_pc $f_start addr}
  56                 {high_pc "$f_start + $f_length" addr}
  57                 {type :$b_l}
  58                 {DW_AT_MIPS_linkage_name _Z1fv}
  59             }
  60             DW_TAG_subprogram {
  61                 {name g}
  62                 {low_pc $g_start addr}
  63                 {high_pc "$g_start + $g_length" addr}
  64                 {type :$b_l}
  65                 {DW_AT_MIPS_linkage_name 42 DW_FORM_data1}
  66             }
  67         }
  68     }
  69 }
  70
  71 if { [prepare_for_testing "failed to prepare" ${testfile} \
  72           [list $srcfile $asm_file] {nodebug}] } {
  73     return -1
  74 }
  75
  76 # A successful run will have two PASSes.  A GDB that's lacking
  77 # attribute type checking will segfault at some point.  It doesn't
  78 # much matter what we test here, so long as we do something to make
  79 # sure that the DWARF is read.
  80
  81 gdb_test "ptype f" " = bool \\(\\)"
  82 gdb_test "ptype g" " = bool \\(\\)"