gdb/testsuite/gdb.base/type-opaque.exp

   1 # Copyright 2004, 2007, 2008, 2009, 2010, 2011 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 resolving of an opaque type from the loaded shared library.
  17
  18 if $tracelevel then {
  19     strace $tracelevel
  20 }
  21
  22 set testfile type-opaque-main
  23 set libfile type-opaque-lib
  24 set srcfile ${testfile}.c
  25 set binfile ${objdir}/${subdir}/${testfile}
  26
  27 set libsrc "${srcdir}/${subdir}/${libfile}.c"
  28 set libobj "${objdir}/${subdir}/${libfile}.so"
  29 set execsrc "${srcdir}/${subdir}/${srcfile}"
  30
  31 remote_exec build "rm -f ${binfile}"
  32
  33 # Are we on a target board?  No support for downloading shared libraries
  34 # to a target yet.
  35 if ![isnative] then {
  36     return 0
  37 }
  38
  39 # get the value of gcc_compiled
  40 if [get_compiler_info ${binfile}] {
  41     return -1
  42 }
  43
  44 if { [gdb_compile_shlib $libsrc $libobj {debug}] != ""
  45      || [gdb_compile $execsrc ${binfile} executable \
  46              [list debug shlib=${libobj}]] != "" } {
  47     return -1
  48 }
  49
  50 gdb_exit
  51 gdb_start
  52 gdb_reinitialize_dir $srcdir/$subdir
  53 gdb_load ${binfile}
  54
  55 if ![runto_main] then {
  56     fail "Can't run to main"
  57     return 0
  58 }
  59
  60
  61 # DWARF3: An incomplete structure, union or class type is represented by
  62 # a structure, union or class entry that does not have a byte size attribute
  63 # and that has a DW_AT_declaration attribute.
  64
  65
  66 proc body { struct } {
  67     global gdb_prompt
  68
  69
  70     # <1><15f>: Abbrev Number: 8 (DW_TAG_structure_type)
  71     #     DW_AT_name        : libtype_opaque
  72     #     DW_AT_declaration : 1
  73
  74     set name "opaque $struct type resolving"
  75     gdb_test_multiple "ptype pointer_${struct}_opaque" $name \
  76     {
  77         -re "libfield_opaque.*$gdb_prompt $"  {
  78             pass $name
  79         }
  80     }
  81
  82
  83     # <1><9e>: Abbrev Number: 2 (DW_TAG_structure_type)
  84     #     DW_AT_name        : libtype_empty
  85     #     DW_AT_byte_size   : 0
  86     #     DW_AT_decl_file   : 1
  87     #     DW_AT_decl_line   : 25
  88
  89     set name "empty $struct type resolving"
  90     gdb_test_multiple "ptype pointer_${struct}_empty" $name \
  91     {
  92         -re "\\{\[ \t\r\n\]*<no data fields>\[ \t\r\n\]*\\}.*$gdb_prompt $"  {
  93             pass $name
  94         }
  95         -re "libfield_empty.*$gdb_prompt $"  {
  96             fail $name
  97         }
  98     }
  99
 100
 101     # <1><b0>: Abbrev Number: 3 (DW_TAG_structure_type)
 102     #     DW_AT_sibling     : <e3>
 103     #     DW_AT_name        : libtype_filled
 104     #     DW_AT_byte_size   : 4
 105     #     DW_AT_decl_file   : 1
 106     #     DW_AT_decl_line   : 29
 107     # <2><c7>: Abbrev Number: 4 (DW_TAG_member)
 108     #     DW_AT_name        : mainfield_filled
 109     #     DW_AT_decl_file   : 1
 110     #     DW_AT_decl_line   : 30
 111     #     DW_AT_type        : <e3>
 112     #     DW_AT_data_member_location: 2 byte block: 23 0     (DW_OP_plus_uconst: 0)
 113
 114     set name "filled $struct type resolving"
 115     gdb_test_multiple "ptype pointer_${struct}_filled" $name \
 116     {
 117         -re "mainfield_filled.*$gdb_prompt $"  {
 118             pass $name
 119         }
 120         -re "libfield_filled.*$gdb_prompt $"  {
 121             fail $name
 122         }
 123     }
 124
 125
 126 }
 127
 128
 129 body struct
 130 body union